Archive

 

 
 
January 1990. 1
 

In this issue

1
EDITORIAL
Andrei Sakharov 3-5
The quality of research in Current Science 5-6

CORRESPONDENCE


Peer review -- J. Gowrishankar   7
 Low-priced reprint volumes -- G. Venkataraman   7
DST questionnaire response analysis 8-10
News

Grim reminders

11
Research News
Pulsar throws up problems -- D. Bhattacharya   11-12
Opinion
Indian palaeontology under a cloud -- B. P. Radhakrishna  13

S&T IN INDIA


Convergence of medical science and technology-the Sree Chitra Tirunal Institute -- M. S. Valiathan 14-17
GENERAL ARTICLE
Science and nutrition in the future -- C. Gopalan 18-25
REVIEW ARTICLE
Role of bats in the natural cycle of arboviruses -- G. Geevarghese and Kalyan Banerjee 26-31
RESEARCH ARTICLE
A novel mechanism for the decay of neutron star magnetic fields --           G. Srinivasan, D. Bhattacharya, A. G. Muslimov and A. I. Tsygan 31-38

Plantlet regeneration from tissue cultures of Sesbania grandiflora -- Suman Shankar and H. Y. Mohan Ram  

39-43
RESEARCH COMMUNICATIONS
Laplace process -- S. Satheesh 44
Optical phase conjugation in an absorbing dye by degenerate four-wave mixing using a broad-band laser -- K. P. B. Moosad and V. P. N. Nampoori 44-45

Palaeoclimatic implication of size variation in Orbulina universa in a core from the North Indian Ocean -- Rajiv Nigam

46-47
Fossil flowers from kasauli Formation, near Barog, Himachal Pradesh --       S. Mehra, V. P. Mishra and Anil K. Mathur 47-49

Alligatorine teeth from the Deccan Intertrappean beds near Rangapur, Andhra Pradesh, India: further evidence of Laurasiatic elements -- Rajendra Singh Rana

49-51

Degradation of a simple lignin model substrate by microorganisms from different environments -- N. Vasudevan and A. Mahadevan

52-54 
Ethanol injection into the suprachiasmatic nuclei disrupts the day night rhythm in the wistar rat -- V. Raghunandanan, R. K. Marya, B. K. Maini and R. Raghunandanan 54-56
Embryotoxicity of RU 486 in English albino rabbit, Oryctolagus cuniculus --     N. Sethi, R. K. Singh and R. K. Srivastava  56-57

Effect of 2-deoxy-D-glucose on HeLa cells -- A. Sharma, N. Swaroop, I. P. Saxena and R. Sharma

57-59
Effect of hypercholesterolaemia on mobility of erythrocyte membrane proteins -- P. Kanakaraj, S. Meerarani and Megha Singh 59-61

Book Reviews


Neurosciences in India, reviewed by P. N. Tandon 62-63
Annual Review of Neuroscience, reviewed by T. Desiraju
Annual Review of Physiology, reviewed by K. N. Sharma  
ACADEMY NEWS    
Fundamental scientific research -- P. Balaram  64 
HISTORICAL NOTES
R. LI. Jones-C. V. Raman's Physics professor at Presidency College Madras -- R. K. Kochhar 65-66

January 1990. 2


In this issue 67-68

GUEST EDITORIAL


The earth sciences in Current Science 69-71

NEWS


Raja Ramanna is minister, SAC-PM awaits decision  72-73
Meeting on neural network modelling
RESEARCH NEWS
Esoteric physics and delicate experiments -- Dipankar Home 73-74

OPINION  

 
We may be wrong --Donald Christiansen   75
India needs to strengthen quantitative studies of science -- Subbiah Arunachalam 76-77
S&T IN INDIA
Fostering applied science-the Cochin University of Science and Technology -- Harsh K. Gupta 78-81
GENERAL ARTICLE  
Resettlement anthropology and the Upper Krishna Project -- Jayendra Nayak 82-88
REVIEW ARTICLE 
A fractal description of the vibrational dynamics of proteins: A beautifully complicated description? -- Debashish Chowdhury 89-96
RESEARCH COMMUNICATIONS

Validity of tests of self-numbers -- R. B. Patel

97-98
Frustrated limit cycle and irregular behaviour in a nonlinear pendulum --     G. Ambika and V. M. Nandakumaran  98-100

Decline of 210Pb fallout on Greenland in the last century -- V. N. Nijampurkar and H. B. Clausen

100-102
Raoellid astragali from the Kalakot zone (Subathu Group): evidence for assignment to the Artiodactyla -- Asit Jolly and Ashok Sahni 102-105

Anorthosite dyke from the Pasupugallu gabbro pluton, Prakasam district, Andhra Pradesh, India -- C. Leelanandam and Y. Jyothender Reddy

105-107

Effects of citrinin, a mycotoxin, on behaviour of cockroach --                   S. Chandrashekar, T. S. Suryanarayanan and V. A. Murthy

108-109
Root exudate of tobacco (Nicotiana tabacum L.) as chemoattractant for Azospirillum -- M. Maheswari and D. Purushothaman 110-111
Accumulation of choline and glycinebetaine in salt-stressed wheat seedlings -- R. Krishnamurthy and K. A. Bhagwat   111-112
Increased acetylcholinesterase activity in thermal acclimation in frog, Rana tingrina -- B. B. Sharma and P. V. Pradhan 112-114

BOOK REVIEWS 


Annual Review of earth and Planetary Sciences, reviewed by B. P. Radhakrishna  115-116
Deccan Flood Basalts, reviewed by M. Ramakrishnan
Regional Geophysical Lineaments: Their Tectonic and Economic Significance, reviewed by A. K. Sinha
ACADEMY NEWS
INSA elects new fellows  117-120
HISTORICAL NOTES
Sir Gilbert Walker-pioneer meteorologist and versatile scientist --              P. R. Pisharoty 121-122

February 1990. 3


In this issue 123
Whither India's medical legacy? -- M. S. Valiathan 125-127
CORRESPONDENCE
Assaults on Indian creativity and technology -- G. Venkataraman 128-129
DST questionnaire responses 129-130
NEWS
Power generation through renewable sources of energy 131-132
RESEARCH NEWS
Recombinant gene therapy in the treatment of cardiovascular disease --      C. C. Kartha 132
OPINION   
Funding fundamental research -- Amulya Kumar N. Reddy 133

GENERAL ARTICLES


The international Geosphere-Biosphere Programme-A study of global change -- R. R. Daniel 134-138
Integrated entomology: Fact or fiction? -- T. N. Ananthakrishnan 138-142

REVIEW ARTICLE


Dinuclear complexes of platinum(II) -- Vimal K. Jain 143-151
RESEARCH ARTICLES
Vulnerability of the Indian coastal region to damage from sea level rise --     S. R. Shetye, A. D. Gouveia and M. C. Pathak   152-156
Dengue virus-induced suppressor factor has two disulphide-bonded chains which bear anti-idiotypic and I-A and I-J determinants -- Aruna Bhargava,   U. C. Chaturvedi, Nisha Srivastava and Asha Mathur 157-160
RESEARCH COMMUNICATIONS
Spark discharge in liquids as spectroscopic source -- K. Gopala Krishnan 161

Minettes-a shoshonitic lamprophyre swarm from Elchuru, Prakasam district, Andhra Pradesh -- V. Madhavan

161-163
First fossil mouse (Mus, Rodentia) from Indian Siwaliks, tatrot formation (Saketi, H. P): Implications for evolutionary history -- Rajeev Patnaik  163-164

A method for the estimation of the food consumption by insect parasitoids --  J. Muthukrishnan and M. Senthamizhselvan 

164-166
Nutritional value of the newly isolated Saccharomyces cerevisiae of palm wine -- V. Uma and H. Polasa 166-167
Effect of uniconazol on transpiration of excised soybean leaves -- K. K. Bora and Sudha Mathur  167-168
Amino acid carbohydrate transformations in adult Setaria cervi females --  A. K. Srivastava and S. Ghatak 168-170

Erythrocyte membrane changes in sheep infected with Dictyocaulus filaria -- T. K. Bhat and R. L. Sharma

170-171
Some observation on goats following administration of Letospira interrogans serovar  hardjo -- S. K. Srivastava and M. C. Sharma  171-173

Insulin tolerance in the lean and obese hens -- S. P. S. Gill, S. S. Sikka,       S. P. S. Singha, M. S. Setia and P. J. S. Rattan 

173-175
BOOK REVIEWS
Twenty-five years of Radio Astronomy at the Tata Institute of fundamental Research,. reviewed by N. V. G. Sharma  176-177
Energy Function Analysis for Power System Stability, reviewed by K. R. Padiyar

ACADEMY NEWS


Indian Academy of Sciences elects new Fellows 178-181
HISTORICAL NOTES

A contoversy in chronobiology -- M. K. Chandrashekaran

182-183

February 1990. 4


In this issue 185

A tasteless chemical mix -- V. Krishnan

187
CORRESPONDENCE

DST questionnaire responses 

189-192
RESEARCH NEWS
Molecules of the decade -- J. Chandrasekhar 193-194
Does fatty acyl CoA have a role in cellular transport possibly through protein modification? -- Amitabha Chaudhuri 194-195
GENERAL ARTICLES
India's brain drain to the US -- R. R. Gulati 196-202

Dietary and nutritional guidelines for food and agricultural planning --           S. Varadarajan

203-208
RESEARCH ARTICLES
Biochemical genetic divergence in three carangids from the Andaman Sea - Maria R. Menezes 209-212
Effect of Japanese encephalitis virus-induced suppressor cells on Fe-receptor function of mouse macrophages -- Shashi Rawat, Asha Mathur, R. Kulshrestha and U. C. Chaturvedi 212-215
RESEARCH COMMUNICATIONS   

A note on tunable transconductance of a branching molecular wire -- Varsha Deshpande and N. Kumar

216-217
Occurrence of twinning and parallel growth in zircons of the Palampur granitoids, northwestern Himalaya -- N. Chaudhuri 217-218
Small shelly fossils of Precambrian-Cambrian boundary beds from the Krol-Tal succession in the Nainital Syncline, Lesser Himalaya -- D. K. Bhat and Anil K. Mathur 218-222

Biostratigraphic significance of bioeroded gastropod shells from the coastal region of Pondicherry -- Siddhartha Sengupta and Amitava Lahiri

222-223

Haematocrit dependence of cellular axial migration and tubular pinch effects in blood flow through glass capillaries -- Megha Singh and A. T. V. Ramesh

223-226
Methods to enhance solid mutation frequency in colocasia -- K. Vasudevan and J. S. Jos 226-227
Serological relationship of rice tungro spherical virus and bacilliform virus components associated with rice tungro disease -- M. D. Mishra, F. R. Niazi and R. K. Jain 228-229
Purification of b-trypsin by SP-Sephadex column chromatography -- Y. S. Rajput and M. N. Gupta  229-230
In vitro packaging system for bacteriophage F0 DNA -- Mukesh Verma 230-232
BOOK REVIEWS
Andaman, Nicobar and Lakshdweep: An Environmental Impact Assessment, reviewed by S. B. Chaphekar  g C. V. Raman-A Memoir, reviewed by         C. V. Sundaram  233-235
Bookshelf 235-236
PERSONAL NEWS
Benjamin Peary Pal-An obituary by M. S. Swaminathan 237-238

March 1990. 5


In this issue  239
EDITORIAL
Winds of change 241
CORRESPONDENCE
The C-DoT contoversy 242
NEWS
Brain drain and information packaging-lessons from the British experience Panjab University defends itself in Gupta affair 243-244
RESEARCH NEWS   
God has still not shown His hand -- Partha Ghose 245
S&T IN INDIA 
Exploring the seas-the National Institute of oceanography's venture V. Kesava das and B. N. Desai 246-252
GENERAL ARTICLE
Means, method and implications of the search for intelligent life beyond our planet -- Philip Morrison 253-260
RESEARCH ARTICLES
Role of RNA cofactor of PhrA photolyase from E. coli in its binding with UV-irradiated DNA -- Naresh C. Verma, Vidyasagar S. Hejmadi and Madhusoodhan V. Hosur 261-264
Genetic variation in some wild populations of Drosphila busckii -- Ravi Prakash, Joutsna and J. P. Yadav 264-268
RESEARCH COMMUNICATIONS
Gasket-compression mechanism of pressure-pulse generation by low-velocity projectile impact on the opposed anvil set-up -- A. K. Singh 268-270
Consequences of predicted sea level rise for the Lakshadweep islands --      M. C. Pathak and K. L. Kotnala  270-272
A note on the uraniferous Breccia along Kui-Chitraseni fault zone, districts Banaskantha (Gujarat) and Sirohi (Rajasthan) -- A. K. Bhat, P. K. Shrivastava and T. N. Parthasarathy  272
A comparitive study of carbonates from Ongeian and sawaian stages of the Little Andaman Island -- L. N. Sharma 273-274
Conoid shells (?Tentaculites sp.) from the Lipak Formation, Yulang Valley, Kinnaur Himalaya -- U. K. Bassi 274-275
Abundance of Jurassic bivalves during marine transgressive-regressive cyclic events -- K. M. Krishna and O. P. Upadhyay 275-276

Electromagnetic field-induced in vitro pollen germination and tube groeth -- M. P. Alexander and S. Ganeshan

276-277
A method for the rapid isolation of hypocotyl protoplasts of Eruca sativa -- Amla Batra and Mukta Dhingra 277-279
Metabolic fate of [8-14C]hypoxanthine in nodules and root tissue of soybean plants -- H. Ashihara 279-280
Major Entamoeba histolytica (200 : NIH) immunogen -- A. H. Khan, Sanjai Kymar, P. Kumar, M. K. Sahib and S. R. Das 280-283
BOOK REVIEWS   
Truth and beauty: Aesthetics and Motivations in Science, reviewed by N. Mukunda g  Electricity and Magnetism, reviewed by S. Rai Choudhury g  Statistical Physics, reviewed by Sriram Ramaswamy g Horizons of Physics, reviewed by N. G. Puttaswamy  284-288
PERSONAL NEWS
Charles Solomon Pichamuthu-a tribute g C. V. Sundaram g Foreign academies honour Indian scientists 289-292

March 1990. 6


In this issue  293
CORRESPONDENCE
Science in Indian Journals --Dipankar Chatterji, K. Sadasivam Pillai and S. Bala Ravi g Science in India -- Narendra Nath 295-296
NEWS
In search of quantum reality -- Dipankar Home 297
High-tech firms take to subtle quantum effects -- Partha Ghose 298
Upstart pulsar a non-starter 298-299
RESEARCH NEWS
Interfaces: structure and properties -- K. A. Padmanabhan 299-301
Plant breeding and molecular biology: whither shall the twain meet? --          J. Gowrishankar  301-302
GENERAL ARTICLE
Jawaharlal Nehru and agriculture in independent India -- M. S. Swaminathan 303-307
REVIEW ARTICLE
Biochemistry and molecular biology of competence of plant cell differentiation and regeneration in vitro-a review -- Urmil Sethi and Sipra Guha-Mukherjee  308-311
RESEARCH COMMUNICATIONS
K-theory of singular varieties - V. Srinivas 312-314
Magnetic properties of manganese ores of Vizianagaram district of Andhra Pradesh -- A. Lakshmipati Raju and U. Kedareswarudu 314-315
A note on the spectroscopic studies of marine shell, Mytilus sp. -- I. Surya Kumar, K. Sreenivas, K. R. Reddy, B. J. Reddy and K. Ramesh 316-317
Record of Echinoid genus Ditremaster from Middle Eocene rocks of Kutch, India --D. K. Srivastava and S. Srivastava 317-318
Marine Permian fossils from foothills of Bhutan Himalaya -- Ashutosh Joshi 318-321
Electrophoretic variation in laboratory strains of two sibling Drosphila species -- Ravi Parkash and Jyoutsna 321-323
Solubility differences in sporopollenin of pollen and pollinial walls -- P. Sreedevi, Geetha S. Pillai and A. N. Namboodiri 324-325
High yielding preparation of viable protoplasts from hypocotyls of Sesamum indicum L. -- Mukta Dhingra and Amla Batra 325-326
Isolation and characterization of an aflatoxin-inhibiting metabolite from         A. niger -- T. Shantha and E. R. Rati 326-327
Difluromethylornithine sensitivty of ornithine decarboxylase from Acanthamoeba culbertsoni and Giardia lamblia -- P. Kishore, N. Gupta,         A. K. Agarwal and O. P. Shukla 327-329

BOOK REVIEWS 

 
What Mad Pursuit: A Personal View of Scientific Discovery, reviewed by Vidyanand Nanjundiah g Recent Advances in condensed Materials, reviewed by S. Ranganathan 330-332
HISTORICAL NOTES
Archdeacon Pratt and Theory of isostasy -- B. P. Radhakrishna 333

April 1990. 7


In this issue 339
EDITORIAL 
Bamboo flowers in Indian labs, but who will reap the benefits 341
NEWS
Eurodiabeta: Information technology in health care -- S. Arunachalam 342
Entomology research in India: Thrust areas for the future --                    T. N. Ananthakrishnan 342-343
RESEARCH NEWS
2D IR: A new dimension to infrared spectroscopy -- Soumyadeb Ghosh 344
The lac repressor and a feeling of déjà vu -- P. Balaram 345
OPINION
The bamboo breakthrough, and the import of India's publication export --     V. Sidddhartha and Others 346-350 
S&T IN INDIA
Perspectives on R & D in environmental science and technology in India --    P. Khanna and Nirmala Saraswat   351-356
GENERAL ARTICLE
Food, physical growth and work output -- P. V. Sukhatme and                   W. E. Edmundson 357-362
RESEARCH ARTICLE
Sonic velocity measurements in gas-liquid mixture with low void fractions --  V. H. Arakeri and B. G. Nair  363-367
RESEARCH COMMUNICATIONS
Some characteristics of point discharge current during two pre-monsoon season thunderstorms at Pune -- G. K. Manohar, S. S. Kandalgoankar and    S. M. Sholapurkar 367-370
Study of rapid reactions by the steady state principle: kinetics of the reaction between vitamin C and Iodine in aqueous solution -- T. S. Rao, M. M. Murhe,   R. B. Dabke and T. Harikrishna 370-372
Forms and distribution of potassium element in salt-affected aridisol --         P. K. Laghate, S. C. Gupta and D. D. Dubey 372-374
The haplodiploidy threshold and social evolution -- Raghavendra Gadagkar 374-376 
Effect of dietary citrate in reducing housefly resistance to insecticides --     S. B. Hasan, P. G. Deo and S. K. Majumder 376-377
C3-like carbon isotope discrimination in C3-C4 intermediate Alternanthera and Parthenium species -- G. Rajendrudu and V. S. Rama Das 377-379
Crystal structure of putrescine aspartic acid complex -- S. Ramaswamy and M. R. N. Murthy 379-382
A simple method for derivatization of a complex organic compound for biological purposes -- A. Bhattacharyya 382-386
A bacteriophage lytic enzyme gene as a marker for gene transfer and expression -- M. V. Gopalakrishnan and J. D. Padayatty 386-387
April 1990. 8
 
In this issue 389
Modelling a meteorological muddle -- S. Ramaseshan 391-393
SCIENTIFIC CORRESPONDENCE
Forecasting the Indian monsoon -- C. K. Gopinathan and J. S. Sastry; reply by V. Gowariker and V. Thapliyal  394-396 
RESEARCH NEWS  
Global warming-satellite data should make advocates cool their heels --   Anna Mani 397-398
Solvophobic effects drive self-assembly and neutral molecule recognition in organic media g Cram's cavitands, Limaye and Rasayanam -- P. Balaram 398-400
S&T IN INDIA
Research and development activities in aircraft gas turbine at the gas Gas Turbine Research Establishment -- Arun Prasad 401-404
GENERAL ARTICLE
Can practicing physicians contribute to epidemiologic studies? --                 A. S. Nanivadekar  405-408
RESEARCH ARTICLES
Role of relative durations of presence/absence of mother mouse              (Mus booduga) in circadian rhythm of pups -- N. Viswanathan 409-411
Nature of UV resistance in the cyanobacterium Nostoc linckia -- Dhruv Kumar and H. D. Kumar 412-414
RESEARCH COMMUNICATIONS
Magnetic propertis in granulites of South India: implications for crustal magnetization -- C. Ramachandran  414-417 
Multifaceted manifestations of potassic magmatism across the Cuddapah basin in Andhra Pradesh -- V. Madhavan 418-419
Morphology and dielectric properties of fish scales -- K. B. R. Varma 420-422
Occurrence of vesicular-arbuscular mycorrhiza in Casuarina equisetifolia L. -- O. P. Sidhu, H. M. Behl, M. L. Gupta and K. K. Janardhanan 422-423
Anatomical observations of roots of finger millet colonized by VA mycorrhiza -- D. Dyala Doss and D. J. Bagyaraj 423-424
External adsorption of Azospirillum lipoferum strain D-2 to plant roots and in effect on plant growth -- Babita Saxena, Anjana Desai and V. V. Modi 424-427
Biochemical changes in germinating triticale in response to pretreatment with pyridoxine -- I. Harque and A. Ahmad 427-430
Auxin-phenol-induced rooting in a mangrove, Rhizophora apiculata Blume -- K. Kathiresan, G. A. Ravishankar and L. V. Venkataraman 430-432 
Climitidine-induced histopathological changes in testes of albino mice -- S. Biswas, M. L. Sareen and Amanjit Gill 432-435
Serum ferritin and cholesterol levels in B and EB thalassaemia -- P. K. Roy Paladhi, M. De, P. Lahiri, D. Bannerjee, S. Chandra and D. K. Bhattacharya 435-436
BOOK REVIEW
Annual Review of Plant Physiology and Plant Molecular Biology, reviewed by  M. M. Johri  437

May 1990. 9


In this issue 439

Inaction on a Himalayan scandal -- B. P. Radhakrishna

441
CORRESPONDENCE
The quality of research in Current Science -- S. Mahadevan, H. Manohar g Indian editions of foreign S&T periodicals -- T. Viswanathan g Historical notes -- R. K. Kochhar 442-443
NEWS
NASA's eye in the sky promises exciting discoveries -- Udaya Shankar 444
The Indian space research scenario   445
RESEARCH NEWS  
Nepotistic bee-eaters -- Raghavendra Gadagkar and Arun B. Venkataraman 445-446
S&T IN INDIA
Food science and technology at the Defence Food Research Laboratory --      K. S. Jayaraman and R. Sankaran  447-451
GENERAL ARTICLE
Organic compounds and materials science -- Goutam R. Desiraju 452-455
REVIEW ARTICLE
Monte Carlo simulation of random magnets -- Debashish Chowdhury 456-459
RESEARCH ARTICLE
Late Miocene rhizomyid rodent-bearing faunule from the Siwalik of Palampur, Himachal Pradesh, India -- B. N. Tiwari 460-463
RESEARCH COMMUNICATIONS
Insensitivity of remote sensing to water-logging in low-capillarity soils --      K. P. Singh 464-465
Gypsum from sub-bottom sediments of Kabadevi Bay, off Ratnagiri, India --   P. V. Sukumaran  465-466
Pollen tube growth and site of incompatibility reaction in niger (Guizotia abyssinica Cass.) -- Vandana Prasad  466-468
Requirement of protein synthesis during ripening of abscisic acid-treated mangoes -- H. R. Parikh and V. V. Modi 468-470
Occurrence of vesicular-arbuscular mycorrhizal fungi in some Cymbopogon species of north-east India -- M. (Phukan) Barthakur and D. N. Bordoloi 470-471
Phenols and lipids in mycorrhizal and non-mycorrhizal roots of Sesamum indicum -- T. Selvaraj and G. Subramanian 471-473
Identification of chromosome segments and structural heteromorphism in  Cocculus villosus DC. -- D. Chattopadhyay and A. K. Sharma 474-475
Influence of light on diosgenin and sterol production in Dioscorea deltoidea callus -- G. A. Ravishankar and S. Grewal 476-477
Cardol: The antifilarial principle from Anacardium occidentale -- M. Suresh and R. Kaleysa Raj 477-479 
polynuclear aromatic hydrocarbons in South Indian diet -- S. Narender Sivaswamy, B. Balachandran and V. M. Sivaramakrishnan 480-481
BOOK REVIEW
Annual Review of Microbiology, reviewed by T. Ramakrishnan 482
HISTORICAL NOTES
Glimpses of ancient Indian medicine - Part I -- M. S. Valiathan 483-487

May 1990. 10


In this issue  489
CORRESPONDENCE

Peer review -- Rajendra K. Bera; K. A. V. Pandalai

491-492 
SCIENTIFIC CORRESPONDENCE
Virus structure determination -- M. R. N. Murthy 493
S&T IN INDIA
Understanding mountain-building to earthquake prediction-the Wadia Institute of Himalayan Geology -- Vikram C. Thakur 494-497
GENERAL ARTICLE    
Factors in the prevalence of cataract in India-Analysis of the recent Indo-US study of age-related cataracts -- D. Balasubramanian, K. Seetharam Bhat and Gullapalli N. Rao 498-505 
RESEARCH ARTICLES
Propagating electroconvection in nematic liquid crystals under DC excitation -- V. A. Raghunathan, P. R. Maheswara Murthy and N. V. Madhusudana 506-509
Axenic culture of a vesicular-arbuscular mycorrhizal fungus --                     K. K. Janardhanan, M. L. Gupta and Akthar Hussain 509-513
RESEARCH COMMUNICATIONS
New method for benzoloxylation of aromatic hydrocarbons -- M. Hogale 514-515
Palynological dating of a coal seam in Ayyanapalem area, Khammam District, Andhra Pradesh, India -- M. Rama Rao, G. Lakshminarayana and                 C. G. K. Ramanujam 515-517
Anticancer drugs part III: New spin labelled derivatives of podophyllotoxin -- Yaozu Chen, Yanguang Wang, Xuan Tian and Jinxin Li 517-518
Effect of water stress on germination and seedlings growth of three vegetable pea (Pisum sativum L.) varieties -- A. Kumar, S. Prakash and M. C. Nautiyal  519-520
A new hybrid between Aegilops and Secale -- J. S. Bijral, Bikram Singh, K. S. Kanwal, B. B. Gupta and T. R. Sharma 520-521
Some biochemical changes in the shoots of pearl millet infected by downy mildew --G. R. Kumhar, R. Ganesh and V. N. Pathak 521-522
Natural selection in varietal mixtures of greengram (Vigna radiata (L.) Wilczek) -- A. K. Chhabra and V. P. Singh 522-525 
Significance of digitate appendage of Hexamermis sp. --K. Subbiah 526
Effects of methyl isocyanate on renal function -- S. Sundarmoorthy, K. Prabhakaran and A. Namasivayam 526-527
High-performance liquid chromatographic estimation of carbamylated amino acids -- V. K. Sharma, G. J. Rao, R. K. Jadhav, Heeresh Chandra and S. Sriramachari 528-529
BOOK REVIEW
Selected papers of S. Chandrasekhar, Volume 1 and 2, reviewed by William McCrea 530 
HISTORICAL NOTES
Glimpses of ancient Indian medicine-Part II -- M. S. Valiathan 531-533

June 1990.11


In this issue 539
SPECIAL REPORT 
Science and public accountability -- G. Venkataraman 541-544
India's S&T budget 544-546
Auditing science-the Indian situation 546-549
policy, Procedures and performance 550-551

How science should be audited -- Pushpa M. Bhargava

551-554 
SCIENTIFIC CORRESPONDENCE
Platelet aggregation -- M. Jamaluddin 555
Gala1®3Gal-specific antibodies -- P. S. Appukuttan 555-556
GENERAL ARTICLE
A rural energy system based on energy forest and wood gasifier --              N. H. Ravindranath, H. L. Dattiprasad and H. I. Somashekar  557-560 
RESEARCH ARTICLE  
Misaligned radio quasars -- V. K. Kapahi 561-564
RESEARCH COMMUNICATIONS
High-altitude Venus ionosphere -- R. N. Singh and Hari Om Upadhyay 565-568
Differential pulse polarographic study of metal ion-tetracycline binding characteristics -- Sunil Sabharwal 568-570
Cretaceous/Tertiary boundary, iridium anomaly and foraminifer breaks in the Um Sohryngkew river section, Meghalaya -- Jagadish Pandey 570-575
Gamma irradiation and ethyl methanesulphonate-induced changes in cotton seed oil content -- M. G. Bhat and R. G. Dani  575-576
Influence of associative rhizobia on yield of chickpea and soybean --           S. K. Kavimandan and Deepali Bajaj  576-577
Cytoplasmic polyhedrosis virus infecting redpalm weevil of coconut --          P. B. Gopinandhan, N. Mohandas and K. P. Vasudevan Nair   577-580 
Book Reviews
Observatios on Medico-Botany of Andaman-Nicobar Islands, reviewed by R. Raghavendra Rao g Environmental Analysis: Water Soil and Air, reviewed by  T. Ramakrishnan 580

Supplement to Current Science


CHALLENGING AREAS IN PHYSICAL SCIENCES
I. PREAMBLE 1-2
II. PROGRAMMES IN CONDENSED MATTER PHYSICS
    II. 1 State of the art 3
    II. 2 Challenging areas 4-6
    II. 3 Recommendations 6-7
III. PROGRAMMES IN LASERS AND OPTICS
    III. 1 State of art 8-17
    III. 2 Challenging areas 17-20
    III. 3 Recommendations 20-21
IV. PROGRAMMES IN ASTRONOMY AND ASTROPHYSICS
    IV. 1 State of art 22-26
    IV. 2 Challenging areas 26-30
    IV. 3 Recommendations 30-32

V. PROGRAMMES IN HIGH-ENERGY PHYSICS, NUCLEAR PHYSICS, PLASMA PHYSICS AND NONLINEAR PHENOMENA                 


     V. 1 State of art

33-38
     V. 2 Challenging areas 38
     V. 3 Recommendations 38-40
VI. GENERAL RECOMMENDATIONS   
     VI. 1 Human resource development 41
     VI. 2 National facilities 41
     VI. 3 General suggestions and observations 41-42
VII. DST PROGRAMME FOR SUPPORTING CHALLENGING AREAS 43
VIII. GUIDELINES FOR SUBMISSION OF PROPOSALS 45

June 1990. 12


In this issue 581
CORRESPONDENCE
Bamboo benefits -- C. R. Bhatia; K. Nagarajan 583
NEWS
Journal cost survey sparks row -- A. Ratnakar 584
RESEARCH NEWS
Fuzzy features promise to clear up quasicrystal structure --                       N. K. Mukhopadhay 584-585
Electronic device screens chemicals for biological activity -- Tara Ramaseshan 585-586
OPINION
Emerging dilemmas in the management of science and technology -- Rajendra K. Bera  587-588 
GENERAL ARTICLE
Diophantine equations -- V. Srinivas 589-594
RESEARCH ARTICLE
A new algorithm for learning representations in Boolean neural networks --  N. N. Biswas and R. Kumar   595-598
RESEARCH COMMUNICATIONS  
On the anomalous weight reduction in rotating gyroscopes -- C. S. Unnikrishnan
Relationship between infant size and carrying of infants by hipposiderid mother bats -- T. R. Radhamani, G. Marimuthu and M. K. Chandrashekaran
Studies on interrelationship between different anaerobic bacteria in biogas digester -- S. V. Kulkarni and S. H. Godbole 603-605
The ortho cleavage of catechol by Azotobacter chroococcum -- S. Balajee and A. Mahadevan 605
Autosomal chromosomes carrying sex genes in Momordica dioica ROXb. --     U. C. Jha 606-607
Genotype-dependent response to Azospirillum treatement in yield and nitrogenase activity in Brassica juncea L. -- P. S. Kesava Rao,                    V. Arunachalam and K. V. B. R. Tilak  607-609
A novel agar-based food attractant for uzi fly (Exorista sorbillans) --           S. Singhamony, I. Anees, T. S. Chandrakala and Kaiser Jamil 609-610
Baculoviruses from two lepidopterans: Eupterote cardamomi and Agrotis ipsilon -- R. J. Rabindra, S. Jayaraj, S. Parameswaran, K. Natarajan and A. M. Huger 610-612
Successful transmission of Leismania donovani in Indian langurs (Presbytis entellus) -- Anuradha, R. Pal, P. Y. Guru, J. C. Katiyar and N. Sethi 612-615
Effect of heat shock on the different phases of the mitotic cycle in Physarum polycephalum -- P. R. Manish Kumar and Vimala R. Nair 615-616
Comparitive morphogenetic potential of haploid and diploid callus cultures of Brassica juncea L. -- R. K. Goel, R. K. Jain and J. B. Chowdhury 616-618
BOOK REVIEW
Dynamic Programming In Behavioral Ecology, reviewed by A. P. Gore 619

Supplement to Current Science


Astronomy PROFILE FOR THE NINETIES - THE INDIAN SCENARIO
1.     PREAMBLE 1
2.     ASTRONOMY IN PERSPECTIVE
        2.1 Astronomy today - the global scene 3
        2.2 Astronomy and astrophysics in India 3
        2.3 Future approach for pursuit of astronomy in India 4
3.     PROPOSALS AND COMMENTS
        3.1 The proposals 5
        3.2 justifications/comments on the proposals
             3.2.1 The Vainu Bappu Telescope 5
             3.2.2 The Giant Metre-wave Radio Telescope 5
             3.2.3 Astronomy in the universities 6
             3.2.4 Large Optical Telescope 7
             3.2.5 Solar Vacuum Telescope 7-8
             3.2.6 One-metre class telescope facility 8
             3.2.7 Instrumentation centres 8-9
             3.2.8 Astronomical data centre 9
             3.2.9 Special areas of astronomy, special techniques
                   3.2.9.1 TeV gamma-ray astronomy 9
                   3.2.9.2 Optical/IR aperture synthesis 9
                   3.2.9.3 Segmented mirrors 9
                   3.2.9.4 Instrumentation for pulsar research 9
                   3.2.9.5 Gravity-wave detector 9
                   3.2.9.6 The French Schmidt Telescope 9-10
             3.2.10 Upgradation of existing facilities 10
             3.2.11 The Positional Astronomy Centre 10
4.     RECOMMENDATIONS
       4.1 Manpower development  11
       4.2 National facilities 11
       4.3 Existing facilities 11
            4.3.1 The Giant Metre-wave Radio Telescope Project 11
            4.3.2 The Vainu Bappu Telescope 11-12
            4.3.3 The 48-inch Rangapur Optical Telescope 12
            4.3.4 The one-metre class optical and IR telescopes 12
            4.3.5 Existing radio telescopes 12
       4.4 New facilities - National Large Optical Telescope 12
       4.5 Solar astronomy - National Solar Vacuum Telescope 12-13
       4.6 Instrumentation facilities 13
            4.6.1 IUCAA Instrumentation Centre 13
            4.6.2 Instrumentation Center at IIA 13
            4.6.3 The Saha Observatory 13
            4.6.4 Technical developments for large mirrors 13
       4.7 Astronomy data centre 14
       4.8 Schmidt Telescope  14
       4.9 Positional Astronomy centre 14
       4.10 General recommendations 14
       4.11 Summary of recommended outlay for astronomy programmes during Eighth Five-Year Plan 15
5.     ANNEXURE: List of participants 16-18

July 1990. 13 & 14


This issue 623
Editors Note 625
Sambhu Nath De -- P. Balaram 627
S. N. De - Regicide of Reigning Dogma -- Joshua Lederberg 628-629
Life and Work of S. N. De -- A. Sen and J. K. Sarkar  630-636
S. N. De - An Appreciation - John Craig 637
Reprint of "An Experimental study of the Mechanisms of Action of Vibrio cholerae on the Intestinal Mucous Membrane" from the Journal of Pathol. Bacxteriol. Vol. LXVI, 559-562 (1953) -- S. N. De and D. N. Chatterjee  638-640
Reprint of "Enterotoxicity of Bacteria-free Culture Filtrate of Vibrio cholerae" from Nature 183, 1533-1534 (1959) -- S. N. De 641-642
Reprint of "Mapping of Cholera Research in India and the Impact of Sambhu Nath De" from Current Contents (14): 3-11, 7 April 1986 -- Eugene Garfield  643-649
Reprint of "The Berlin Cholera Conferences of 1884 and 1885" --W. E. Van Heyningen 650-652
Cholera Toxin - From Discovery to Molecular Mechanism -- Simon Van Heyningen 653-655
Quo Vadis: Thirty Years After the Discovery of Cholera Enterotoxin in India -- R. A. Finkelstein 656-664
From Cholera Toxin to Subunit Vaccines -- Jan Holmgren  665-669
Towards the Molecular Structure of Cholera Toxin 670
Cholera Research in India - An Overview -- Jyotirmoy Das 671-676
Some Aspects of Cholera Research -- S. N. Chatterjee 677-687
S. N. De - Memorabila 688-696
Historical Note: Robert Koch, Calcutta and the Comma Bacillus - P. Balaram  697-699
The Role of International Bodies on the Current Status of Cholera and Diarrhoel Diseases in the World -- Jon E. Rohde 700-701
Epidemiology of Cholera in India and Its Treatment and Control -- B. C. Deb, S. K. Bhattacharya and S. C. Pal 702-707
Book Review - "Diarrhoea in rural India: A Nationwide Study of Mothers and Practitioners by Hema Viswanathan and Jon Eliot Rohde -- S. Arunachalam 708-709
Social Marketing and Diarrhoel Diseases -- Hema Viswanathan 710-713
Excerpt from "Cholera: The American Scientific Experience, 1947-1980" --    W. E. Van Heyningen and J. R. Seal 714

August 1990. 15


In this issue 717
EDITORIAL
A serious fallout 719-720
CORRESPONDENCE
A mild joust -- A. F. Mascarenhas; I. V. Ramanuja Rao and I. Usha Rao 721
Greenhouse effect -- R. Ananthakrishnan 721
NEWS
Radiation safety-British study throws spanner in the works 721-722
Measuring radiation doses 722
Dental identification disks -- A. Parameswaran  722
COMMENTARY
Protein folding revisited -- M. Yahiya Khan 723-724
General Articles
From alkali flames to automobile combustion-An illustration of the essential role of fundamental scientific research -- N. Sathyamurthy 725-727
Protein crystallography and protein engineering -- E. Subramanian 728-732
RESEARCH ARTICLE
An analysis of cancer mortality among atomic energy employees in Bombay and Tarapur -- K. S. V. Nambi, Y. S. Mayya and S. D. Soman  733-736
RESEARCH COMMUNICATIONS
The background levels of atmospheric ions -- P. V. Joshi 737-738
Similarities in the seasonal variability of obliquely incident low-frequency radiowave amplitude and mesospheric ozone at low latitudes -- T. Arunamani, T. S. N. Somayaji, D. N. M. Rao and K. V. V. Ramana 738-740
On bed-slope vs wavelength and height of aeolian ripples and coefficient of friction in aeolian sands -- Asokkumar Bhattacharya 740-741
Nitrogen fixing (acetylene reduction) capacity of the non-heterocystous filamentous blue-green alga Oscillatoria sp. UCSB-8 grown under photoheterotrophic conditions -- M. A. Hashem, J. R. Gallon and A. E Chaplin 741-744
Fluff transmission of Xanthomonas albilieans-the incitant of leaf scald disease of sugarcane -- S. K. Dattamajumder  744-745
Leaf stripping-A new method to control banded leaf and sheath blight of maize -- R. C. Sharma and D. Hembram 745-746
Production of sandalwood somatic embryos in bioreactors -- V. A. Bapat, D. P. fulzele , M. R. Heble and P.S. Rao 746-748
Effect of mibolerone on sex-reversal in Oreochromis mossambicus -- M. C. Nandeesha, G. K. Srikanth, N. Basavaraja, T. J. Varghese, P. Keshavanath, H. P. C. Shetty and S. K. Das 748-750
Pattern of RNA synthesis during the actinomycin-insensitive, post irradiation mitotic cycle in synchronously mitotic plasmodia of Physarum polycephalum -- W. P. S. Indirabai, P. A. Valsala Kumari and Vimala R. Nair 750-752
High-voltage borate electrophoresis of oligosaccharide isomers -- N. Y. Giri 752-754
SOCIETY AND PERSONAL NEWS
Greatness like an invisible cloak -- An obituary of S. D. Garrett by C. V. Subramanian 755-756
Enzymes for life -- An obituary of A. N . Radhakrishnan by D. Chatterji 757
First Annual General Meeting of the Materials Research Society of India 757-760

August 1990. 16


In this issue 763
SPECIAL REPORT
The instrumentation imperative -- E. S. Raja Gopal 765-768
The instumentation imbroglio - Some suggestions for a solution --                G. Venkataraman 768-771
Book review: Physics Instrumentation in India reviewed by A. K. Raychoudhuri 771-772
CORRESPONDENCE
Poor science, poor journals -- R. K. Kochhar, S. C. Lokhotia, G. Subramanian and A. Mahadevan 773-774
NEWS
NCL develops safe route to carbamate pesticides -- S. Rajappa 775
Physics taught with a difference 775-776
RU 486 and the abortion debate 776-777
RESEARCH NEWS
Protein disulphides: More than just bonds -- Uptal Tatu 777-778
GENERAL ARTICLE
Fluid-flow studies in water tunnels -- V. H. Arakeri 779-784
RESEARCH ARTICLE
The Kandra volcanics in Andhra Pradesh: Possible ophiolite? -- C. Leelanandam 785-788
RESEARCH COMMUNICATIONS
Heating-induced enhancement of ultrafine ferrimagnetic grains in soil --        P. Sharma, S. K. Gupta and Navin Juyal 789-790
Estimation of cyclone heat potential over Bay of Bengal using satellite and ship data -- K. A. Dhoulath, M. M. Ali, P. S. Desai and P. G. Kurup 790-793
Long-term wave statistics off Goa -- G. Muraleedharan, N. Unnikrishnan Nair and P. G. Kurup 793-795
Occurrence of a brisingid (phylum Echinodermata) in the Central Indian Ocean Basin -- Aradhana S. Rao and Rahul Sharma 795-797
Effect of culture filtrate on growth of Spirulina platensis -- Tanseem Fatma 797-798
Effect of fern extracts on and germination of fungi -- Yasmeen and S. K. Saxena 798-799
Reduced volatile aldehyde production in wheat by seed invigoration treatments -- Kalpana Sur and R. N. Basu 799-800
Ascorbic acid 2-sulphate, storage form of ascorbic acid in rats -- G. Radhakrishna Pillai, M. Indira and P. L. Vijayammal  800-804
Inhibition of thermotolerance by phenothiazines in Escherichia coli B/r --       M. A. Shenoy and B. B. Singh 804-805
BOOK REVIEWS
Statistics and Truth: Putting Chance to Work, reviewed by Srinivas Bhogle g Annual Review of Astronomy and Astrophysics 1989, reviewed by             R. K. Kochhar 806-807
PERSONAL NEWS
GSA honours Indian geologist g Modi award for Prof. Narasimha g Rare Honour for Prof. C. N. R. Rao 808

September 1990. 17 & 18


This issue 809-810
G. N. Ramachandran and beginnings of structural molecular biology in India 811-812
Stereochemistry of polypeptide chain configurations -- G, N, Ramachandran, C. Ramakrishnan and V. Sasisekharan [Reprinted from Journal of Molecular Biology, 1963, vol. 7, pp. 95-99] 813-818
Proteins: The hard sphere, Structure and energetics -- Raghavan Varadarajan, Fredric M. Richards and Patrick R. Connelly 819-824
The Ramachandran plot and the NMR method for protein structure determination -- Kurt Wüthrich 825-832
Some uses of the Ramachandran (f,y) diagram in the structural analysis of lysozymes -- L. H. Weaver, D. E. tronrud, H. Nicholson and B. W. Matthews 833-838
The prediction of the secondary structure of proteins: Fact or fiction -- Gerald D. Fasman 839-846
The Ramachandran-Kartha triple-helical structure of collagen 847-850
Glycyl residues in proteins and peptides: An analysis -- C. Ramakrishnan and N. Srinivasan 851-862
Self-similarity and the assembly of collagen molecules -- V. Sasisekharan and M. Bansal 863-866
Applications of environment specific amino acid substitution tables to identification of key residues in protein tertiary structure -- John Overington, Mark Johnson, Chris Topham, Alasdair McLeod, Andrej Sali, zhan-yang zhu, Lynn Sibanda and Tom Blundell  867-874
Helix construction using a-aminoisobutyryl residues in a modular approach to synthetic protein design. Conformational properties of an apolar decapeptide in two different crystal forms and in solution -- Isabella L. Karle, J. L. Flippen-Anderson, K. Uma and P. Balaram 875-885
BOOK REVIEW
Protein Folding: Deciphering the second Half of the Genetic Code, reviewed by Darshan Ranganathan and Subramania Ranganathan 886-889

October 1990. 19


In this issue  891-892
CORRESPONDENCE
The S. N. de special issue -- A. Sen: Simon Van Heyningen; B. K. Bachhawat; A. S. Paintal; J. K. Sarkar; Richard A. Flinkelstein; Martha Vaughan; A. K. Nandy 893-894
NEWS
Indian astronomers make solar observations from Antarctica -- Jagdev Singh, G. S. D. Babu, J. C. Bhattacharyya, K. R. Sivaraman and Wahab Uddin 894
Monsoon forecast proved correct -- S. M. Kulshrestha 895-896
RESEARCH NEWS
Quantum pot watching -- Partha Ghose and Dipankar Home 897-898
Collaboration speeds up protein structure research -- Girjesh Govil 899
OPINION
On being a scientist -- B. P. Radhakrishna 900-902
S&T IN INDIA
Palaeobotanical studies in a synergistic perspective at the Birbal Sahni Institute of Palaeobotony -- B. S. Venkatachala 903-907
GENERAL ARTICLE
Geography and the heart -- M. S. Valiathan 908-913
REVIEW ARTICLE
Food applications of plant cell cultures -- G. A. Ravishankar and L. V. Venkataraman 914-920
RESEARCH ARTICLE
A computer simulation model for action potential in an excitable membrane -- Minal P. Majumdar and Chanchal K. Mitra 920-925
RESEARCH COMMUNICATIONS
ESR study of Cu(II): thiostrepton complex -- C. vasant Kumar Chary, C. R. N. Sarma and S. Rambhav 925-929
Residues of dichlorodiphenyltrichloroethane and metabolites in zooplankton from the Arabian Sea -- M. S. Shailaja and R. Sen Gupta 929-931
Phosphoglucomutase-I, esterase-D, acid phosphatase, glyxalase-I and phosphoglucoisomerase in hair sheath of cadavers -- S. S. Parmar, H. P. Singh and P. K. Gupta 931-932
Synergistic oviposition deterrence activity of extracts of Glycosmis pentaphyllum (Rutaceae) and other plants for Phthorimaea operculella (zell) control -- S. G. Deshpande, B. A. Nagasampagi and R. N. Sharma 932-933
Occurrence of phosphate-solubilizing bacteria in the endorhizosphere of crop plants -- P. U. Krishnaraj and T. K. Siddarame Gowda 933-934
A simple method for clonal culture of Entamoeba histolytica -- Manjula Srivastava, C. M. Habibullah and S. R. Das 934-935
Effect of polyamine precursors and a-diflurometylornithine on the course of Trypanosoma evansi infection in experimental albino mice -- Damayanthi 935-937
Catecholamines are present in hen's egg yolk in fairly stable form: elevated adrenaline indicates stress -- R. P. Moudgal, J. N. Panda and Jagmohan 937-939
Presence of phosphoribosylpyrophosphate synthetase in chloroplasts from fronds of Bryopsis -- Hiroshi Ashhara 939-941
BOOK REVIEW
Granulites of South India, reviewed by Robert C. Newton 942-943
PERSONAL NEWS
Transition in precambrian Geology -- An obituary of C. S. Pichamuthu by R. Vaidyanandhan 943
HISTORICAL NOTES
The making of a scientist -- H. A. Krebs  944-948
ACADEMY NEWS
INSA Medal for Young Scientists 1990 949-950
Associates 1990, Indian Academy of Sciences 950-951

October 1990. 20


In this issue  953
CORRESPONDENCE
Mosquito repellants -- Dinesh Mohan 955
God and/or Science -- Rajendra K. Bera 955
NEWS
Nobel Prizes 1990 956-958
Fields medals 1990 958
RESEARCH NEWS
Unusual polynuclear gold compounds containing hyper-coordinated carbon and nitrogen -- S. S. Krishnamurthy 959
OPINION
On brain drain, and the residuum -- Asoke Mookherjee 960-961
S&T IN INDIA
IUCAA: A new experiment in the university sector -- Jayanth V. Narlikar 962-964
GENERAL ARTICLE
Topological field theories -- R. Rajaraman 965-969
REVIEW ARTICLE
An overview of microphase catalysis -- Anurag Mehra 970-979
RESEARCH ARTICLES
A correlation study of radon in dwellings with radium content of soil --         T. V. Ramachandran, M. C. Subba Ramu and U. C. Mishra 979-982
Performance characteristics of a hypercube-type parallel computer --          K. Neelakantan, P. P. Ghosh, M. S. Ganagi, G. Athithan, M. V. Atre and G. Venkataraman 982-988
RESEARCH COMMUNICATIONS
Effect of solar activity on the minor constituents in the mesosphere and lower thermosphere -- T. S. N. Somayaji and T. Aruna Mani 988-991
Solvent effect on fluorescence lifetime of 8-anilino-napthalene-1-sulphonate -- T. Bhatt, H. B. Tripathi and D. D. Pant 991-993
Preparation of octacalcium phosphate and its conversion to hydroxyapatite: An electron microscopic investigation -- P. P. Mahapatra and Bagmi Mishra 993-995
Rose colouration of muscovite in rose mica schists from Manbazar-Gopalnagar, Puruliya district, West Bengal, Eastern India -- C. Bhattacharyya, A. Chakraborty and K. Nandi 995-997
Purification and some properties of a virus causing chlorotic mottle disease in carnation (Dianthus caryophyllus L.) -- S. K. Raj, M. Aslam and B. P. Singh 997-999
Fungus and insect spoiled maize for ethanol production by Saccharomyces cerevisiae var ellipsoideus and zymomonas mobilis -- R. C. Kanta and Y. F. Neelgund 999-1001
Increase in NADH-glutamate synthase activity in bean leaf segments by light -- Rekha M. Puranik and H. S. Srivastava 1001-1003
Drug targeting to a fast growing rat histiocytoma -- Ashok Khar and A. Leela Kumari 1003-1004
BOOK REVIEWS
Annual review of Biochemistry, Vol. 58, 1989, reviewed by V. Nagaraja 1005-1006
Light and Plant Growth, reviewed by S. K. Sopory 1006
Recent Trends in Radiobiological Research, reviewed by N. K. Notani 1006-1007
PERSONAL NEWS
CSIR Young Scientist Awards 1990 1008
Shanthi Swarup Bhatnagar Prizes 1989 1008-1009

November 1990. 21 & 22


Preface 1015-1016
Seeing the Sky more Clearly - The Search for Higher Resolving Power -- R. Hanbury Brown 1019-1035
Light upon the Structures of the Universe -- D. Lyden-Bell 1036-1043
Gravitational Lenses -- Rajaram Nityananda 1044-1051
Geometry, Stability and Symmetry -- A. B. Givental 1052-1064
Thermodynamics of Nonlinear Plasma Systems -- P. K. Kaw 1065-1079
Electroweak Symmetry -- G. Rajasekaran 1080-1099
Who is afraid of Anomalies? - R. Rajaraman 1100-1105
Defects in Liquid Crystals -- G. S. Ranganath 1106-1124
The Mott Transition -- T. V. Ramakrishnan 1125-1134
Role of Symmetry and Group Structure in Optics -- N. Mukunda 1135-1151
Geometric Phase - Introductory Remarks -- N. Mukunda 1152-1153
The Poincare Sphere and The Pancharatnam Phase - Some Historical Remarks -- S. Ramaseshan 1154-1158
Geometric Phase, Experiments in Optics - A Unified Description - Rajendra Bhandari 1159-1167
Optical Phases and the Symplectic Group -- R. Simon 1168-1174
Beyond Rainbows -- Michael Berry 1175-1191
Perception of colour -- Obaid Siddiqi 1192-1206

December 1990. 23


In this issue  1207
CORRESPONDENCE
Laboratory-industry links -- P. Krishna  1209
SCIENTIFIC CORRESPONDENCE
Seismic hazard at Narmada Sagar dam - N. Krishna Brahmam 1209-1211
NEWS
Give theoretical chemistry a push, says meeting -- M. S. Gopinathan 1211-1212
COMMENTARY 
The Nagarhole tiger controversy -- R. Sukumar 1213-1216
GENERAL ARTICLE 
The science and technology of nuclear power -- P. K. Iyengar 1217-1227
REVIEW ARTICLE
Plant growth regulators-their structures and interactions -- Vasantha Pattabhi 1228-1235
RESEARCH ARTICLE
Indian langur (Presbytis entellus) as experimental host for Brugia malayi infection -- P. K. Murthy, K. Tyagi and R. K. Chatterjee 1236-1239
RESEARCH COMMUNICATIONS
Evidence of Chernobyl fallout on a temperate Himalayan glacier --              V. N. Nijampurkar and D. K. Rao 1239-1241
Clear air convection observed in the boundary layer using airborne microwave refractometer -- S. B. S. S. Sarma 1241-1242
First fossil wood (Lauraceae) from Baratang, Andaman-Nicobar Islands, India -- N. Awasthi and Syed A. Jafar 1243-1244
Evaluation of V A mycorrhizal inoculation in micropropagated POpulus deltoides Marsh clones -- A. Adholeya and G. S. Cheema 1244-1247
Ethephon-induced gum production in Acacia senegal and its potential value in the semi-arid regions of India -- J. R. Bhatt and H. Y. Mohan Ram 1247-1250
a-Hexachlorocyclohexane: a potent insect growth regulator -- V. S. Saxena and P. J. Rao 1250-1253
Identification of a unique factor in quail foam, and its effect on motility and fertilizing abilityn of cock spermatozoa -- R. P. Moudgal and Jagmohan 1253-1254
A simple method of inhibition of DNase activity in pancreatic RNase preparations -- S. S. Lahiri and Ram Singh 1254-1256
NMR recipe for sequencing short DNA fragments -- R. Ajay Kumar, A. Majumdar and R. V. Hosur 1256-1259
Abstracts of talks given at the fiftysixth annual meeting of the Indian Academy of Sciences at Bhubaneswar, 8-11 November 1990 1260-1264
BOOK REVIEW
Materials Science and Engineering, reviewed by N. Chandrasekaran  1265-1266
HISTORICAL NOTES
Seventy years of physics -- H. J. Taylor 1267-1274
Indomitable surveyor of the globe 1275

December 1990. 24


In this issue 1277
NEWS
Tutorial school a festival on optics -- S. V. Lawande, N. Mukunda and R. Simon 1279-1281
Meeting discusses coding theory -- G. R. Vijayakumar 1281-1282
SPECIAL SECTION
John Stuart Bell-The man and his physics -- R. Rajaraman 1282-1285
From von Neumann algebras to knot invariants-The work of Vaughan Jones -- V. S. Sunder 1285-1292
The work of S. Mori -- V. Srinivas 1292-1296
On the work of V. G. Drinfeld -- Vyjayanthi Chari and Dinesh Thakur 1297-1300
Homfly, the work of Edward Witten and quantum groups -- Ravi Kulkarni 1301-1307
Littlewood's Miscellany, reviewed by Srinivas Bhogle 1308-1309
Srinivasa Ramanujan -- S. Ramaseshan 1309-1316
Presentation of the bust of Srinivasa Ramanujan 1316-1318
GENERAL ARTICLE
Chemical ecology in biological control -- T. N. Ananthakrishnan 1318-1322
REVIEW ARTICLE
Utilization of catechin by microorganisms -- N. Vasudevan and A. Mahadevan 1323-1325
RESEARCH ARTICLE
Studies towards potential use of ultrasonics in hydrodynamic cavitation control -- V. H. Arakeri and S. Chakraborty 1326-1333
RESEARCH COMMUNICATIONS
Bamboo, new raw material for phytosterols -- Ramesh C. Srivastava 1333-1334
Cadmium-induced cancer in the gills of the crab Scylla serrata (Forskal) --    K. R. Narayanan, S. Ajmalkhan and Sm. Pechimuthu 1334-1336
Evaluation of ferritin and calcitonin as possible markers in leukaemia and lymphoma -- Jayasri Ghosh and Sukta Das 1336-1338
Reactivation of acetylcholinesterase activity by two new oximes in diisopropylfluorophosphate-intoxicated mice -- K. Hussain, A. K. Sikder, S. K. Raza, S. Das Gupta and D. K. Jaiswal 1338-1339
Immobilization of a-amylase complex in detection of higher oligosaccharides on paper -- N. Y. Giri, K. Raja Mohan, L. Venkateshwra Rao and C. Papa Rao 1339-1340
Correction                                                                                                 Purification and some properties of a virus causing chlorotic mottle disease in carnations (Dianthus caryophullus L.) -- S. K. Raj, M. Aslam and B. P. Singh Curr. Sci.,1990, 59, 997 1340
HISTORICAL NOTES
The art of talking about science -- W. L. Bragg  1341-1343