July 10, 1995

In this issue 3

CORRESPONDENCE


Fancy and facts in science and art — B. M. Prasanna 5-6
Distortion of Indian degrees — S. C. Dutta Roy 6
NEWS
Amending the Patents Act-An appeal from the National working group on Patent laws 7-8
RESEARCH NEWS
Binding and release of polypeptides during groEl-mediated folding: Its cellular significance? — Amitabha Chaudhuri 9-12
COMMENTARY
Importance of basic research in the context of global change — R. Chidambaram 12-14
Census of India's biodiversity: Tasks ahead — T. N. Khoshoo 14-17
SCIENTIFIC CORRESPONDENCE

Record of opal phytoliths and associated palynofossils from Indian crude oils —

C. M. Misra and R. K. Saxena

17-20
Massif-type anorthosite near Ayialur, Dindigul, Anna District, Tamil Nadu, South India — M. Arumugam and R. Senthil Kumar 21
A technique for axenic culture of Puccinia romagnoliana—A potential bioherbicide for purple nutsedge — J. S. Bedi, Ravinder Kaur and S. S. Sokhi 21-23

Polyphenolic components of flowers of Helichrysum bracteatum — R. Sivakumar,

A. G. Ramachandran Nair and K. P. Madhusudhanan

23-24
GENERAL ARTICLES
Reviving experimental physics in the universities - The IUC initiative — S. Ramaseshan 25-29
Modern science and technology: The public perception — V. Govindarajulu 29-39
Impact of extreme events on coastal zones and small islands in the context of climate change — S. M. Kulshrestha 39-43
RESEARCH ARTICLES
New pressure-induced phase changes in CdWO from Raman spectroscopic and optical microscopic studies — A. Jayaraman, S. Y. Wang and S. K. Sharma 44-48
Analysis of a conformation-specific epitope of the alpha subunit of human chorionic gonadotropin: Study using monoclonal antibody probes — N. Venkatesh, G. Nagaraja and G. S. Murthy 48-56
RESEARCH COMMUNICATIONS

On minimum metallic diffusivity in disordered conductors — N. Kumar and

A. M. Jayannavar
57-58
An ab initio topographical investigation on the molecular electrostatic potential of some chemical mutagens — Apurba K. Bhattacharjee, Savita S. Pundlik and Shridhar R. Gadre 58-62

Record of 1.66-Ga-old marine oxido-reducing conditions from an unusual Sargipali

Pb-Cu deposit (India): A preliminary appraisal through petrogenesis — Rajesh K. Vishwakarma

62-66
Characterization of humic acids isolated from soils under mulberry vegetation — R. Kar R. N. Dutta and S. K. Majumder 67-68
BOOK REVIEWS
Contributions to Operator Theory and its Applications — Rajendra Bhatia 69
Science in Society: Some Perspectives — R. Parthasarathy 69-71
Annual Review of Cell Biology 1994 — Veena K. Parnaik 71-72
Environment and Adaptive Biology of Plants — R. J. Ranjit Daniels 72
PERSONAL NEWS
A pioneer in modern plasma physics, an obituary of Hannes Alfven by Abhijit Sen and P. K. Kaw 73-74
Remembering Hannes Alfven and his work — Chanchal Uberoi 74-75
HISTORICAL COMMENTARY AND NOTES
Professor S. N. Bose's contribution to quantum statistics-A critical review — S. K. Das and S. Sengupta 76-79
July 25, 1995

In this issue 83-84
CORRESPONDENCE
Patenting biotechnologies — Suresh Chandran 85-86
Why not platinum? — R. Shankar 86
The Academy document: A perceptive appraisal of science education in India — Atanu Kumar Pati 87
The Academy document: A teacher's view — D. P. Khandelwal 88-89
OPINION
The Indian Academy of Science document on science education in universities: A criticism — V. Sitaramam 89-94
SCIENTIFIC CORRESPONDENCE
Development of cultured tomato anther to a fruit-like structure accompanied by in vitro ripening — Pious Thomas and J. B. Mythili 94-95

Genotoxicity of 'gudakhu', a tobacco preparation used in Orissa — R. K. Das and

B. C. Dash

96-97

Azolla sp. from the Early Cretaceous of Cauvery basin, South India — R. S. Patil,

M. Rama Rao and C. G. K. Ramanujam

97-99
Angioarchitecture of the glomerulus of swamp catfish, Chaca chaca (Chacidae, Siluriformes) — J. Ojha 99-100
GENERAL ARTICLE
Location and magnitude of the 1853 Nepal earthquake and its relation to the rupture zones of contiguous great Himalayan earthquakes — Roger Bilham 101-128
REVIEW ARTICLES
How fast is ultrafast chemistry? — Biman Bagchi 129-140
Membrane current and potential change during nerotransmission in smooth muscle — Rohit Manchanda 140-150
RESEARCH ARTICLES
Flexicrystallography: Curved surfaces in chemical structures — Alan L. Mackay 151-161
Observed and theorectical acceleration response spectra in the Tehri region: Implications for seismic hazard in the region — K. N. Khattri 161-171
RESEARCH COMMUNICATIONS
Sr isotopes in rivers of India and Pakistan: A reconnaissance study — J. R. Trivedi, Kanchan Pande, S. Krishnaswami and M. M. Sarin 171-178

The onon-induction of HSP70 in heat shcked Malpighian tubules of Drosophila larvae is not due to constitutive presence of HSP70 or HSC70 — Bhupendra N. Singh and

S. C. Lakhotia

178-182
Condon analysis of cyanobacterial genes — S. Krishnaswamy and S. Shanmugasundaram 182-185
Effects of feeding mulberry (Morus sp.) leaves supplemented with different nutrients to silkworm ( Bombyx mori L.) — A. A. Sarker, M. R. Haque, M. A. Rab and N. Absar 185-188
BOOK REVIEWS
The guide to the galaxy — V. Radhakrishnan 189
Crustal Evolution of Singhbhum-North Orissa, Eastern India — Dhruba Mukhopadhyay 189-190
Annual Review of Phytopathology 1994 — Y. L. Nene 191
PERSONAL NEWS
Professor Willy Fowler (1911-1995) an obituary — J. V. Narlikar 192-193
GENERALIA
Who should look at stars — Ashok S. Ganguly 193-196
HISTORICAL COMMENTARY AND NOTES
Scientific tradition and other traditions — B. M. Udgaonkar 197-206
Correction

Is there dimorphism for style lengths in monoecious figs? — Prarthana Kathuria,

K. N. Ganeshaiah, R. Uma Shankar and R. Vasudeva

128
Erratum
The Great Bengal Cyclone of 1737-An enquiry in to the legent — A. K. Sen Sarma 128
August 10, 1995

In this issue 211
CORRESPONDENCE
Revitalization of Indian science — S. C. Tiwari 213-215
NEWS
1994 Kalinga Prize — New appointments 215
RESEARCH NEWS
Oxide elctronics — C. N. R. Rao 216-217
Noncentrosymmetric monolayers from centrosymmetric molecules-A fresh approach to materials for frequency doubling — T. P. Radhakrishnan 217-218
Targeting RNA in the cell — S. C. Lakhotia 219-221
OPINION
Declining phase of quality research in our universities — Samir Bhattacharya 221-222
COMMENTARY
Implications of recent levellin observations for Tehri and other high dams in the Himalaya — R. Chander and V. K. Gahalaut 223-226
SCIENTIFIC CORRESPONDENCE

Storing river runoff in the gulf of Khambhat: A critique of the 'Kalpasar' comcept —

S. K. Gupta and P. Sarma

227-228
In situ preserved Vertebraria axes in Ib river Coalfield, Orissa — Kamal Jeet Singh and Shaila Chandra 228-229
Role of phospholipase C in the cryptobiotic cysts of the fairy shrimp Streptocephalus dichotomus — G. K. Shanmugasundaram and N. Munuswamy 229-230
GENERAL ARTICLES
Reflecting diffusions — S. Ramasubramanian 231-236
Structural, clinical and transmission aspects of dioxins-Potential environmental pollutants — C. Ganesh Kumar and K. Jayaraj Rao 237-240
The birth of the semiconductor superlattice — L. Esaki 240-242
RESEARCH ACCOUNT
NMR studies on the Myb-DNA system — P. K. Radha, Anup Madan, L. C. Padhy and R. V. Hosur 243-251
RESEARCH ARTICLE
Lithium and tungsten mineralization in Sewarlya pluton, south Delhi fold belt, Rajasthan: Evidences for preferential host rock affinity — Subrata Banerji and M. K. Pandit 252-256
RESEARCH COMMUNICATIONS
Chemotheraphy reduces human anti-filarial IgE response — m. K. Beuria and Manoj. K. Das 257-258
Biochemical basis for the differentiation of the two nonpoisonous snakes Eryx conicus Schneider and Eryx johnii Russell (family : Boidae) — P. Senthil Kumar, A. P. Kamalakara Rao and T. M. Vatsala 258-262
Effect of addtition of SO2 on solid-state fermentation of apple pomace — V. K. Joshi, D. K. Sandhu and S. Jaiswal 263-264
Analysis and significance of female reciprocal call in frogs — Debjani Roy, Bijoylakshmi Borah and Amarendra Sarma 265-270
Yttrium, niobium and zirconium-rich rhyolite dykes of Dhorio Nes area, district Jamnagar, Gujarat, India — P. B. Maithani, Rahul Banerjee, Navin Goyal, S. Ramachandran and Rajendra Singh 270-272
Evaluation of efficacy of bricks as geochemical monitor of atmospheric heavy-metal pollution — Rohit Shrivastav, Sanjay Kumar Mathur, Shobhit Shrivastav, Sahab das, M. M. Shrivastav and Satya Prakash 272-275
BOOK REVIEWS
Mahatama Gandhi: An Apostle of Applied Human Ecology — M. S. Swaminathan 276-277
Recent Trends in Aerobiology, Allergy and Immunology — S. V. Gangal 277
In vitro culture and its applications in horticlulture — R. S. Nadgauda 277-278
HISTORICAL COMMENTARY AND NOTES
Two undocumented historic earthquakes and additional information on the major earthquake of 1 September 1803 from north India — R. N. Athavale 279-280
ERRATUM
Testosterone metabolism by rhesus monkey spermatozoa: Effects of antifertility agents — M. Rajalakshmi, R. S. Sharma, S. Mokkapati and P. C. Pal 278
August 25, 1995

In this issue 283-284
NEWS
Chemical Abstracts on CD-ROM — Subbiah Arunachalam 285

Intensive course on 'applications of remotely sensed data on ocean colour' —

P. S. Swathi

285
International Lithosphere Project — Ramesh P. Singh 286
CORRESPONDENCE
Necessity of broadening science base in India — Mariappan Periasamy 287
More on the NSU — N. S. Narasimhan 287
Response — P. N. Srivastava 288
SCIENTIFIC CORRESPONDENCE
Comments on 'what kind of a system is a human being? A cybernetic system?' 288-289
Comments on the review of the monograph The Scientific methodology in the Light of Cybernetics — P. R. Masani 289-292
Reply by R. Narasimhan 292-293
Methane emission from rice paddies: Need for a downward revision of global estimate — J. S. Singh and Smita Singh 293-295
Nomenclature of super heavy elements — S. K. Arya and S. S. Vasan 295
SPECIAL SECTION: ANIMAL WELFARE
Whose life is it anyway? A review of some ideas on the issue of animal rights — Anindya Sinha 296-301
On the use of animals in research and education — Jane Goodall 301-303
Human-animal interactions — N. K. Waran 303-305
Conflicts or coexistence ? — Madhusudan Katti 305-307
Environmental design — N. K. Waran 308-310
Stereotypies in the stabled horse: Causes, treatments and prevention — L. Winskill, N. K. Waran, C. Channing and R. Young 310-316
GENERAL ARTICLE
Seamless chemical engineering science: The emerging paradigm — R. A. Mashelkar 317-335
REVIEW ARTICLE
The neurotransmitter receptor triad: Nicotinic acetylcholine receptor, aminobutyric acid receptor and inhibitory glycine receptor — P. R. Satish and A. S. Balasubramanian 336-342
RESEARCH ARTICLES
On the usefulness of quantum chemical bond order as a local reaction path indicator: The case study of a model carbonyl addition reaction — D. K. Maity, D. Majumdar and S. P. Bhattacharyya 343-351
High-temperature tolerance of Petunai and Nicotiana pollen — G. U. Rao, K. R. Shivanna and V. K. Sawhney 351-355
RESEARCH COMMUNICATIONS
Enhanced giant magnetoresistance in magnetic/nonmagnetic LaMno3 oxide multilayers — S. Sundar Manoharan, K. M. Satyalakshmi, V. Prasad, S. V. Suibramanyam and M. S. Hegde 356-358
Physiobiochemical aspects of development of hardseededness in Albizia lebbek — R. C. Uniyal and A. R. Nautiyal 358-366
Fractal description of seismicity of India and inferences regarding earthquake hazard — K. N. Khattri
BOOK REVIEWS
Beyond the Quantum Paradox — Haque Ansari 367-368
The action principle in physics — Deepak Dhar 368-369
Laboratory Manual of Organic chemistry — R. Balaji Rao 369-370
Perspectives in nematode physiology and biochemistry — M. Shamin jairajpuri 370
Ocean Technology-Perspectives — D. Srinivasan 370-371
Botany in India: history and progress — D. D. Awasthi 371-372
PERSONAL NEWS
Prof. T. R. Govindachari-An appreciation — K. Nagarajan 373-374
HISTORICAL COMMENTARY AND NOTES
Eugene paul wigner—A tribute — N. Mukunda 375-385
September 10, 1995

In this issue 391
NEWS
Peer review under scrutiny — C. C. Kartha 393-395
CORRESPONDENCE
What NSU report leaves unanswered! — Y. P. Joshi 395
Proposal for a National Science School — Oomen Abraham 396
SCIENTIFIC CORRESPONDENCE
The ultimate constituents of matter — K. Vasudeva Rao: Reply by K. V. L. Sarma 397
Record of Upper Gondwana flora from Bairam-Belkher area of district Amravati, Maharashtra and district Betul, Madhya Pradesh — A. K. Srivastava, P. D. Banubakode V. M. Kale and G. V. Patil 397-400
First report of the Late Permian sporangiate fructification Nesowalesia Pant from India — Shaila Chandra and Kamal Jeet Singh 400-401
COMMENTARY
Whither microbiology? — Ramesh Maheshwari 401-406
Finding patterns in nature's maze: An endless quest — K. Chandrashekara 406-409
GENERAL ARTICLES
INSAT Master Control Facility: An insight — S. Rangarajan 410-415
Vegetarianism: A nutritional appraisal — K. T. Achaya 415-419
Cursive English script recognition-A Knowledge based system — P. V. S. Rao and T. M. Ajitha 420-425
REVIEW ARTICLE
Wave-particle duality and Bhor's complementarity principle in quantum mechanics — D. Sen, A. N. Basu and S. Sengupta 426-433
RESEARCH ARTICLE

Turns in protein structures — D. V. Nataraj, N. Srinivasan, R. Sowdhamini and

C. Ramakrishnan
434-447
RESEARCH COMMUNICATIONS
Task activation of the human brain studied in real time by functional magnetic resonance imaging — N. R. Jagannathan and P. Raghunathan 448-451
Radon precursory signals of Chamba earthquake — H. S. Virik, Vivek Walia and Anand K. Sharma 452-454
Palaeogeographic evolution fo the akkulam lake and its geotechnical implications in the urban development of Thiruvananthapuram — K. Reghunadh, K. Sajan and S. Mohan Kumar 454-457
Characterizing intergenric regenerants of protoplast fusion between Hyoscyamys muticus (Egyptian henbane) and Atropa belladonna ( Indian sagangur) — C. C. Giri and P. S. Ahuja 458-461

Mechanism of wound healing induced by chitosan in streptozotocin diabetic rats —

A. Naseema, Pius S. Padayatti and C. S. Paulose

461-464

Permeability of cuticle Helicoverpa armigera (Hubner) larvae to deltamethrin —

A. P. Padma Kumar, A. Phokela and K. N. Mehrotra

464-466
BOOK REVIEWS
Quark and Jaguar — A. N. Mitra 467-470
Functional Dynamics of Phytophagous Insects — K. Chandrashekara and Raghavendra Gadagkar 470-471
The state of food and agriculture 1993 and 1994 — M. S. Swaminathan 471-472
PERSONAL NEWS
A visionary and courageous scientist an obituary of Jonas Salk by G. P. Talwar 473-474
A doyen of Indian physicists an obituary of S. D. Chatterjee by D. N. Bose 474-475
HISTORICAL COMMENTARY AND NOTES
A probe into the Calcutta earthquake of 1737 — Pitta Govinda Rao 476-477
September 25, 1995

In this issue 483
NEWS
ISI's electronic library — Subbiah Arunachalam 485
Total solar eclipse-October 1995 — J. C. Bhattacharyya 486-488
10th Himalaya-Karakoram-Tibet Workshop, Switzerland, 1995-Conference report — Rasoul B. Sorkhabi 489-490
CORRESPONDENCE
A good beginning — J. S. Virdi 491
RESEARCH NEWS
Does low serum cholesterol increase suicide and aggressive behaviour? — Amar Bavle 491-492
Bose-Einstein condensation in a dilute atomic vapour — N. Kumar 492-493
SCIENTIFIC CORRESPONDENCE
'Swiss' strain of rats? — N. Giridharan 493
Regeneration of Aggle marmelos Corr. plants in vitro from callus cultures of embryonic tissues — R. Islam, M. Hossain, M. R. Karim and O. I. Joarder 494-495

In vitro axillary bud break and multiple shoot production in Acacia auriculiformis by tissue culture technique — P. Chandrasekhara Reddy, Veeranagouda Patil,

T. G. Prasad, K. Padma and M. Udayakumar

495-496
Effect of feotal exposure to low-dose X-rays on the postnatla growth of mouse — K. S. Bisht and P. Uma Devi 496-498
GENERAL ARTICLES
The quest for qunatum gravity — Gary K. Au 499-518
Faint star counts and the Milky Way structure — Devendra Ojha 518-521
REVIEW ARTICLE
A unique and remarkable binary pulsar — Simon Johnston 521-526
RESEARCH COMMUNICATIONS
A high-precision technique using X-ray reflectivity for the measurement of surface and interface roughness — P. V. Satyam, D. Bahr, S. K. Ghose, G. Kuri, B. Sundaravel, B. Rout and B. N. Dev 526-529
Single-ion activities by a solid ion transmitter bridge and a reference electrode without liquid junction — S. Parthasarathy and K. Ramya 529-533
Fall of liquid drops through a viscious medium: A fresh expression for drag force by the method of dimensions — G. J. Srinivasan and P. Satyanarayana 534-537
Antibody response to a potentially protective antigen in human filariasis — Madhusmita bal and Manoj K. Das 538-540
Visual demonstration fo in vivo acid phosphatase activity of mycorrhizal fungi — J. C. Tarafdar 541-543
In vitro flowering and pod formation in cauliflower — Vandana A. Kumar, Atul Kumar and Jitendra Kumar 543-545
Testosterone biosynthesis in triploid sterile male tilapia — R. Koteeswaran, S. G. Sheela and T. J. Pandian 545-547
BOOK REVIEWS
Ethanobotany and the search for new drugs — Subbiah Arunachalam 548-549
Environmental health perspective: Supplemetns: Molecular Mechanisms of Metal Toxicity and Carcinogenicity — Prasanta Kumar Ray 549-550
Annual Review of Biochemistry 1994 — K. Muniyappa 550-551
PERSONAL NEWS
Joseph Needham (1900-1995) an obituary by A. Rahman 552-553
Subrahmanyan Chandrasekhar, an obituary by R. Nityananda 554-556
HISTORICAL COMMENTARY AND NOTES
On Ramanujan's bust — S. Chandrasekhar 557-558
October 10, 1995

In this issue 563
CORRESPONDENCE
Assessment of research impact of engineering institutions — K. L. Chopra 565-566
NEWS
Report on the 'International conference on symmetry methods in physics' (ICSMP-95) — K. Srinivasa Rao and A. Khare 566-568
SCIENTIFIC CORRESPONDENCE
Traditional ecological knowledge and sustainable use of natural resources — R. J. Ranjit Daniels and Jyashree Vencatesan 569-570
Endophytes - A crucial issue — K. R. Sridhar and N. S. Raviraja 570-571
GENERAL ARTICLES
Accelerators -Achivements and future projections — R. Chidambaram and S. Kailas 572-577
Recent fertility trends and prospects in India — K. Srinivasan 577-586
REVIEW ARTICLE
Adaptive features of the predatorty ladybird beetles in uncertain and competitive habitats — B. K. Agarwala and S. Bhattacharya 587-591
RESEARCH ARTICLES
Radioactivity aspects of Indian coals — M. P. Rajan, M. A. R. Iyengar and T. V. Ramachandran 592-596
Composition and enzyme activities in Aspergillus flavipes grown on crude petroleum oil and glucose — J. Savitha and C. V. Subramanian 596-600
RESEARCH COMMUNICATIONS
Liv.52 pretreatment inhibits the radiation-induced lipid peroxidation in mouse liver — N. G. Ganapathi and Ganesh Chandara Jagetia 601-604
An onshore gas well blow-out and its impact observations using satellite data — K. V. S. Badarinath, A. T. Jeyaseelan, C. S. Jha, Biswadip Gharai and C. B. S. Dutt 604-607
Oxygen linkages in neodymium heptamolybdate single crystals-An XPS study — Sushma Bhat, P. N. Kotru and K. S. Raju 607-610
Tectonic evolution of the Central Gujarat plain, western India — D. M. Maurya, L. S. Chamyal and S. S. Merh 610-613
Occurrence and petrogenesis of Loda Pahar trondhjemitic gneiss from Bundelkhand craton, Central India: Remnant of an early curst — Kewal K. Sharma and Abdul Rahman 613-617
Hypothalamic glutamyl transpeptidase activity in rats following morphine and naloxone treatment — P. Sreenivasan and E. Vijayan 617-619
Inhibition of biogas production by isobutyric and isovaleric acids and their precursors — M. K. Sharma and M. M. Simlot 619-621
Production of wheat haploids through embryorescue from wheat X maize crosses — N. S. Bains, Jaswinder Singh, Ravi and S. S. Gosal 621-623
BOOK REVIEWS
Molecular genetics of Bacterial pathogenesis — J. S. Virdi 624-625
Life in Moving Fluids — K. S. Gandhi 625-626
Annual Review of Neurosciences 1995 — Gaiti Hasan 626-627
Textbook of Molecular Biology — S. C. Lakhotia 627-628
CORRECTIONS
Bose-Einstein condensation in a dilute atomic vapour — N. Kumar 628
Evaluation of efficacy of bricks as geochemical monitor of atmospheric heavy metal pollution — Rohit Shrivastav, Sanjay Kumar Mathur, Shobhit Shrivastav, M. M. Shrivastav, Sahab Das and Satya Prakash 628
October 25, 1995

In this issue 631
CORRESPONDENCE

Ph D students, research supervisors and university research: Some observations —

S. John

633-634
SCIENTIFIC CORRESPONDENCE
Recent finds of ancient gold mining sites in south Uttar Pradesh — R. V. Vyas, H. R. Patel, B. A. Patel, and D. J. Patel 634-635
Parasitism of muscardine fungi on Meloidogyne incognita eggs — G. N. Dwivedi, R. C. Tyagi, A. K. Tripathi and M. L. Yadav 635-636
COMMENTARY
Intellectual property rights and biological resources: Specifying geographical origins and prior knowledge of uses — Madhav gadgil and Preston Devasia 637-639
GENERAL ARTICLE
Developments and trends in inductively coupled plasma mass spectrometry and its influence on the recent advances in trace element analysis — V. Balaram 640-649
Climate change and agricultrue-An Indian perspective — Sulochana Gadgil 649-659
REVIEW ARTICLES
Opioid peptides in invertebrates: Localization, distribution and possible functional roles — R. Nagabhushanam, R. Sarojini, P. S. Reddy, M. Devi and M. Fingerman 659-671
Carbon dioxide and nitrous oxide in the north Indian Ocean — Dileep Kumar, S. W. A. Naqvi, D. A. Jayakumar, M. D. George, P. V. Narvekar and S. N. De Souza 672-678
RESEARCH ARTICLES
Internal waves- A novel measurement technique — Rao Tatvarti, P. N. Ananth, K. Rajsree, V. Vidyalal, P. Radhakrishanan, V. P. N. Nampoori and C. P. G. Vallabhan 678-684
Habitat suitability analysis of Nemorhaedus goral-A remote sensing and geographic infrmation system approach — P. S. Roy, Shirish A. Ravan, N. Rajadnya, K. K. Das, Abhineet Jain and Sarnam Singh 685-691
RESEARCH COMMUNICATIONS
Carbon and oxygen isotopic records of planktonic and benthic foraminifera from a new deep-sea core of the norheast Indian Ocean — S. Masood Ahmad 691-695
Resistance to Bacillus sphaericus in culex quinquefasciatus say 1823 — T. Adak, P. K. Mittal, K. Raghavendra, Sarala K. Subbarao, M. A. Ansari and V. P. Sharma 695-698
Lead impairs hepatic type 1-5'-monodeiodinase activity and thyroid functions in cockerels — S. S. Chaurasia, P. Gupta, A. Kar and P. K. Maiti 698-700
BOOK REVIEWS
Speaking Minds: Interviews with twenty eminent cognitive scientists — R. Narasimhan 701-702
Development of Ideas in Physics — Arvind Kumar 702
A Modern Introduction to Ancient Indian Mathematics Indian Mathematics and Astronomy — C. S. Yogananda 702-703
Leks — R. J. Ranjit Daniels 703-704
HISTORICAL COMMENTARY AND NOTES
Samanta Chandra Sekhar: Life and work — P. C. Naik and L. Satpathy 705-710
November 10, 1995

In this issue 715
CORRESPONDENCE
Microbiology in India — P. Tauro 717
Feast of the Gods? — R. R. Upadhyay 717
NEWS
Nobel Peace Prize for 1995 to Joseph Rotblat and the Pugwash Conferences on Science and World Affairs 717
SCIENTIFIC CORRESPONDENCE
A note on the occurrence of Columbite-Tantalite bearing pegmatite at Limboi, District Sabarkantha, Gujarat — N. Muralikrishna, K. K. Pandey, P. K. Shrivastava, S. Ramachandran and Rajendra Singh 718-719
RESEARCH NEWS
Discovery of the new radiation belt of the earth — Sukumar Biswas 719-720
GENERAL ARTICLES
Gateways to the galaxy: New findings in cosmic rays from Spacelab-3-experiment 'Anuradha'— Sukumar Biswas and Jitendra Nath Goswami 721-731
REVIEW ARTICLES
Cosmic gamma ray burst-Recent developments and observations from SROSS satellites — K. Kasturirangan, V. N. Padmini, N. L. Prasad and U. R. Rao 732-739
Quantum Monte Carlo techniques: Chemical applications — Charusita Chakravarty 739-746
Vitamin C: A potential saviour against free radical-induced oxidative damge — Indu B. Chatterjee, Chinmay K. Mukhopadhyay and Mrinal K. Ghosh 747-751
RESEARCH ARTICLE
Effect of transient increase of green house gases and sulphate aerosols on monsoon climate — M. Lal, U. Cubasch, R. Voss and J. Waszkewitz 752-763
RESEARCH COMMUNICATIONS
Surinamite (Be, B, Ga) from cordierite gneisses of eastern ghat mobile belt, India — P. V. Ramesh Kumar, K. K. V. S. Raju and B. S. Ganga Rao 763-767
Evidence of garnet to spinel peridotite transition in the harzburgites of Indus ophiolite belt: An indication for their mantle origin — N. R. Kamalkar, A. G. Dessai, R. A. Duraiswami and M. Leblanc 767-770
Bilateral outgrowths on thorax of sepia eye colour mutants in Drosophila bipectinata — B. N. Singh, Seema Sisodia and Rakhee Banerjee 771-772
A new empirical relation for strong seismic ground motion for the Himalayan region — Ashutosh Aman, Umesh K. Singh and Ramesh P. Singh 772-777
Involvement of calcium in brassinolide and auxin-induced cell elongation — Anitha Naren, T. G. Prasad, V. R. Sashidhar and M. Udaya Kumar 777-780
BOOK REVIEW
Uttarkashi Earthquake — Ramesh Chander 781-782
GENERALIA
In the pursuit of science; The 'subjective' element — A. N. Mitra 783-787
November 25, 1995

In this issue 791
NEWS
Pioneers of ozone study bag chemistry Nobel — S. Parthiban 793-797
The 1995 Nobel Prize in Medicine: A tribute to the power of formal genetics — S. C. Lakhotia 797-801
CORRESPONDENCE
If education is important, so must be the teachers! 801
India's scientific community: A cultural crisis? — A. N. Mitra 802-808
SCIENTIFIC CORRESPONDENCE
Ethephon enhances karaya gum yield and wound healing response: A preliminary report — M. N. B. Nair, K. R. Shivanna and H. Y. Mohan Ram 809-810
Occurrence of Botryococcus from the Lower Cretaceous rocks of Cauvery Basin, Tamil Nadu — R. S. Patil, M. Rama Rao, M. N. Gururaja, P. Kumaraguru and B. Kanishkan 810-811
Enechelon faults along West Coast of India and their geological significance — Sm. Ramasamay 811-814
Interpretation of nucleotide protein sequence data: Some pitfalls — Chitra Dutta and Jyotirmoy Das 814-815
GENERAL ARTICLE
Fifty years of the exact solution of the two-dimentsional Ising model by Onsager — Somendra M. Battacharjee and Avinash Khare 816-821
SPECIAL SECTION: AIDS IN ASIA
Introduction — David E. Bloom 822
Biomedical aspects of HIV and AIDS — John M. Dwyer 823-827
Estimation and projection of HIV infection and AIDS cases — James Chin 828-832
The problem of HIV and AIDS in India — Shiv Lal and B. B. Thakur 833-834
The HIV and AIDS epidemic in the Western Pacific — Rabin M. Sarda and George Petersen 835-839
Heterosexual risk behaviour in Asia: The implications for HIV/AIDS — Tim Brown and Werasit Sittitrai 840-848
The economics of the AIDS epidemic: Lessons from the United States — Sherrry Glied 849-856
Making the blood supply safe from HIV: The Sri Lankan experience — Nandrani S. De Zoysa 857-860
Ethical issues posed by HIV testing and screening — Ronald Bayer 861-864
The AIDS epidemic and economic policy analysis — David E. Bloom and Ajay Mahal 865-869
Contributors to the Special Section 870
RESEARCH COMMUNICATIONS

Standard potential of hydrogen electrode — S. Parthasarathy, K. Ramya and

V. K. Venkatesan

871-874
Selective denaturation of cytochrome oxidase by ionic surfactants: Depletion of both the heme a residues from the enzyme — Tapan Kanti Das and Shyamalava Mazumdar 874-876
Evaluation of haemorheological, biochemical and microcirculatory parameters in young smokers — Ranjeet S. Ajmani, R. R. Puniyani and Varjeet S. Khanuja 877-880
BOOK REVIEWS
Law, Ethics and HIV — N. R. Madhava Menon 881-882
The Collected Papers of Albert Einstein-Volume 5-The Swiss Years: Correspondence, 1902-1914 — N. Mukunda 882-883
December 10, 1995

In this issue 891
NEWS
Hemp in the manufacture of paper — S. Ramaseshan 893
CORRESPONDENCE
Nurturing young scientists — Umesh R. Desai 893-894
Early research in India on primate tool using — Srabani Sen and R. L. Brahmachary 895
More on microbiology — M. K. Chandrashekaran 895
Karnatak music — C. S. Unnikrishnan, J. R. Lakshmana Rao, reply by Raja Ramanna 896-897
SCIENTIFIC CORRESPONDENCE
Too many hepatoprotective drugs and a little hepatoprotection — A. Subramoniam; reply by R. T. Sane 898-899
Cryopreservation of epididymal spermatozoa — N. Pandiyan, Radha Pandiyan, Jyotsna Malthai, P. S. R. Moorthy and B. Varalakshmi 899-900
Cytokine antagonism by active vaccination — Ruma Mukherjee and U. C. Chaturvedi 900-902
RESEARCH NEWS
Driven up the tree: Why do wild dogs harass leopards ? — Anindya Sinha 903
GENERAL ARTICLES
Some remarks on random numbers — K. R. Parthasarathy 904-906
Biodiversity conservation information network: A concept plan — C. P. Geevan 906-914
Earth's core — S. K. Saxena 914-917
RESEARCH ARTICLE
Effect of micellar and microemulsion media on the oxidation of iodide by peroxodisulphate reactions — J. Santhanalakshmi and R. Kalaivani 918-924
RESEARCH COMMUNICATIONS
Some FRW models with constant active gravitational mass — Abdussattar and R. G. Vishwakarma 924-925
Evaluation of intra-specific variability in Avicennia marina Forsk. using RAPD markers — P. Balakrishna 926-929
Carbon and oxygen isotope trends in late Precambrian-Cambrian carbonates from the Lesser Himalaya, India — B. Kumar and V. C. Tewari 929-931
Hypoglycaemic and antihyperglycaemic effects of Aegle marmelos leaves in rabbits — V. V. Rao, S. K. Dwivedi, D. Swarup and S. R. Sharma 932-933
Do dholes (Cuon alpinus) live in response to competition with or predation by large cats ? — Arun B. Venkataraman 934-936
Estimates of global methane production from rice paddies based on substrate requirement — Sabyasachi Ghosh, M. C. Jain and Suresh K. Sinha 937-939
Bacillus thuringiensis, abicontrol agent for major tea pests — N. Unnamalai and Vaithilingam Sekar 939-940
Morphology of zircons in massive and incipient charnockites of southern Kerala: Their bearing on the origin — G. R. Ravindra Kumar and Narayanaswamy 941-944
BOOK REVIEWS
Annual Review of Immunology 1995 — Satyajit Rath 945-946
Annual Review of Medicine 1995 — B. M. Hegde 946
Tropical Diseases: Molecular Biology and Control strategies — K. Das 946-948
December 25, 1995

In this issue 955
CORRESPONDENCE
A crisis in engineering education — S. C. Dutta Roy 957
Vitamin C: A vital nutrient — C. S. Kavitha 957
NSU, Academy document and science education: Reflections and an operation model — A. Bhaskara Rao and V. K. Garg 958
NEWS
Nobel leptons — K. V. L. Sarma 959-962
Rice Biotechnology-Report on the Third International rice genetics symposium october 16-20, 1995, Manila, Philippines — C. R. Bhatia 963-964
RESEARCH NEWS
Designer molecules: A chromogenic sensor of creatinine — Uday Maitra 964-965
Pathogenesis: Generating new paths in understanding bacterial virulence — Kakoli Mukhopadhyay 965-967
COMMENTARY
Are herbaria redundant ? — R. R. Rao 968-969
SCIENTIFIC CORRESPONDENCE
The academy fellowship problem — J. V. Narlikar 969-970
Supplemenary comments on endemic rare and threatened flowering plants of South India — M. P. Nayar, R. J. Ranjit Daniels, N. Anil Kumar and M. Jayanthi 971
A fast growing cell line of Taxus baccata L. as a potential source of taxol precursor — Sumita Jha and Timir B. Jha 971-973
GENERAL ARTICLES
Solar photovoltaic energy products from semiconductor physics to advanced energy technology — Ashok Parthasarathi, D. Madhavan and V. K. Kaul 974-985
Mushrooms: Beauty, diversity, relevance — C. V. Subramanian 986-998
RESEARCH ARTICLE
Role of fluorescence microscopy in the assessment of Indian Gondwana coals — Bhagwan D. Singh 998-1004
RESEARCH COMMUNICATIONS
Reduced uptake of thymidine by PHA-responsive human peripheral blood lumphocytes as a function of storage — Awadhesh N. Jha 1005-1008
3.55 Ga old zircon from singhbhum-Orissa Iron Ore Craton, eastern India — J. N. Goswami, S. Mishra, M. Wiedenbeck, S. L. Ray and A. K. Saha 1008-1012
Significane of the terminal Cretaceous calcareous nannofossil marker Micula prinsii at the Cretaceous-Tertiary boundary in the Um sohryngkew section, Meghalaya, India — Rahul Garg and K. P. Jain 1012-1017
Origin and significance of high grade phosphorite in a sediment core from the continental slope off Goa, India — V. Purnachandra Rao, Ch. M. Rao, M. Thamban, R. Natarajan and B. R. Rao 1017-1022
Palynofloral analysis of sections from Bharathi and Kundara clay mines of Kerala Basin: Palaeoecological and tectonic perspective — K. P. N. Kumaran, K. Soman, C. V. Kamble and Ancy Joseph 1023-1027
Bioremediation of toxic metal ions from polluted lake waters and industrial effluents by fungal biosorbent — Md. Naseem Akthar and P. Maruthi Mohan 1028-1030
BOOK REVIEWS
Deep continental structure of India — Ram S. Sharma 1031
Rice Tungro — V. Muniyappa 1031-1032
Bacterial pathogenesis of plants and animals: Molecular and cellular mechanisms — J. S. Virdi 1032-1033
ERRATUM
Pioneers of ozone study bag chemistry Nobel — S. Parthiban 1033