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    Currsci-vol 73 
 
10 July 1997
 
In this issue 1-4
CORRESPONDENCE  
Need for national level aptitude tests, S.C.Bhargava . 6 Deteriorating higher education: Heavy price for inaction, S.C.Lakhotia . 6 Microbial pathogens - Identification and surveillance, J.S.Virdi . 7 Medical research in India, B.Ramamurthi 5-8
NEWS  
Scientific Advisory Committee to the Cabinet . 8Commercial R&D companies to enjoy tax holiday . 9 National seminar on conservation of endangered species and ecosystems: Biotechnological and ecological approaches - A report, R.S.Upadhyay,J.P.Gaur and V.S.Jaiswal 8-11
RESEARCH NEWS  
Chronobiology hits pay dirt : the identification and cloning of the first circadian clock gene in mammals -- M.K.Chandrashekharan 11-14
The riddle of the avian ancestry -- A.V.Sankaran 14-17
COMMENTARY  
Vaccines for the 21st century: The big picture -- V.Ramalingaswami 18-20
OPINION  
An approach to geoscience education beyond 2000 AD -- Hari Narain 21-22
SCIENTIFIC CORRESPONDENCE  
Citral: a cytotoxic principle isolated from the essential oil of Cymbopogon citratus against P388 leukaemia cells -- N.K.Dubey, Koichi Takeya and Hideji Itokawa 22-24
GENERAL ARTICLE  
Vaccine research: A case for national innovation stratergy -- Y.Madhavi 25-30
RESEARCH ACCOUNT  
Some solid state chemistry with holes: Anion-cation redox competioin in solids -- Jean Rouxel 31-39
RESEARCH ARTICLES  
Interactions of viral matrix protein and nucleoprotien with the host cell cytoskeletal actin influenza viral infection -- M.Husain and C.M.Gupta 40-47
Groundwater arsenic calamity in Bangladesh -- Ratan Kr.Dhar, Bhajan Kr. Biswas, Gautam Samanta, Badal Kr. Mandal, D.Chakraborty, Shibtosh Roy, Abu Jafar, Ariful Islam, Gulshan Ara, Saiful Kabir, A.Wadud Khan, S.Akther Ahmed and S.Abdul Hadi 48-59
Late Quaternary vegetational and climatic changes from tropical peats in southern india - An extended record up to 40,000 years BP -- Geeta Rajagopalan, R.Ramesh, R.K.Pant and G.Rajagopalan 60-63
RESEARCH COMMUNICATIONS  
Hall angle in high=Tc cuprates:Anomalous temperature dependance and anisotropic scattering -- N.Kumar 64-65
Direct electrochemistry of heme undecapeptide in aqueous surfactant solutions: The effect of hydrophobicity and axial ligation on redox potential of heme -- Krishnananda Chattopadhyay and Shyamalava Mazumdar 65-68
Influence of flow on ordering characteristics of a bacterial biofilm -- T.S.Rao, R.Kesavamoorthy, C.Babu Rao and K.V.K.Nair 69-74
Experimental evidence for usefulness of real time high resolution ultrasonography in evalution of efficacy of microfilaricidal agent -- Amita Shukla-Dave, Nigar Fatma, R.K.Gupta and R.K.Chatterjee 75-78
In vitro susceptibility of Mycobacterium tuberculosis to trifluoperazine -- N.Selvakumar, Vanaja Kumar, P.V.Krishnamurthy, R.Prabhakar and P.S.Murthy 79-80
Application of RAPD fingerprinting in selection of micropropagated plants of Piper longum for conservation -- M.Parani, Ajith Anand and Ajay Parida 81-83
Cyanobacterial mats from the Neoproterozoic Vaishnodevi Limestone, Jammu and Kashmir -- B.S.Venkatachala and Ashok Kumar 83-87
BOOK REVIEWS  
Annual review of Immunology 1996, reviewed by R.Manjunath . 90 Annual review of Plant Physiology and Plant Molecular Biology, reviewed by S.C.Maheshwari. 92 Medicinal and Pharmaceutical Chemistry, reviewed by Vishwa Prakash Arya 88-92
26 July 1997
 
In this issue 99-100
CORRESPONDENCE  
Impact factors- Anote of caution, M.Vijayan . 102 Science and society-New light from universities, B.N.Dwivedi 101-102
NEWS  
Structure, dynamics and functions of complex systems -- N.Kumar 103-105
RESEARCH NEWS  
Bose condensation and the atom laser -- R.Srinivasan 105-107
SCIENTIFIC CORRESPONDENCE  
Glutathione-s-transferases activity in Macrobrachium lamarrei during embryonic and larval development, S.Arun and P.Subramanian . 109 Vertical transmission of white spot baculovirus in shrimps - A possibility?, C.V.Mohan, P.M.Sudha, K.M.Shankar and A.Hegde 107-110
GENERAL ARTICLE `
New physics from HERA? -- D.P.Roy 111-114
RESEARCH ARTICLE  
Doughnut precursory seismicity pattern and stress conditions for the Killari (Indian shield) earthquake -- B.Ramalingeswara Rao 115-121
SPECIAL SECTION: BIODIVERSITY OF WESTERN GHATS  
On the hospitality of Western Ghats habitats for bird communities -- P.Pramod, N.V.Joshi, Utkarsh Ghate and Madhav Gadgil 122-127
Avalanche index: A new measure of biodiversity based on biological heterogeneity of the communities -- K.N.Ganeshaiah, K.Chandrashekara and A.R.V.Kumar 128-133
Application of geographic information systems, remote sensing and landscape ecology approach to biodiversity conservation in the Western Ghats -- Shaily Menon and Kamaljit S. Bawa 134-145
On the ecological history of the Western Ghats -- M.D.Subash Chandran 146-155
Evaluating birds communities of Western Ghats to plan for a biodiversity friendly development -- P.Pramod, R.J.Ranjith Daniels, N.V.Joshi and Madhav Gadgil 156-162
Mapping genetic diversity of Phyllanthus emblica: Forest gene bank as a new approach for in situ conservation of genetic resources -- R.Uma Shaanker and K.N.Ganeshaiah 163-168
Taxonomic uncertainities and conservation assessment of the Western Ghats -- R.J.Ranjit Daniels 169-170
Patterns of life history traits among rare/endangered flora of South India -- R.Lokesh and R.Vasudeva 171-172
Competition hierarchy in the ground foraging ant community in a wet evergreen forest (Western Ghats, India ) : Role of interference behaviour -- P.Basu 173-179
Freshwater fish diversity in Kerala part of Nilgiri Biosphere Reserve -- P.S.Easa and C.P.Shaji 180-182
Caecilian diversity of the Western Ghats : IN search of the rare animals -- Gopalakrishna Bhatta 183-187
Diversity of species assemblages of islands: Predictions and their test using tree species composition of shola fragments -- K.N.Ganeshaiah, R.Uma Shaanker and K.S.Bawa 188-194
RESEARCH COMMUNICATIONS  
Pressure variation of the O-H bond length in O-H---O hydrogen bonds -- S.K.Sikka 195-197
A comparative study of antiplasmin activity of some pyridine derivatives and related compounds -- R.P.Saxena, O.P.Gulati ,K.C.Saxena, Chanan Singh,Y.S.Prabhakar and Anil k. Saxena 198-201
Homing of polyclonally activated syngeneic T cells at tumour site and their efficacy in post operative immunotherapy of malignancy6 in mouse -- Ashim K. Chakravarthy and Shubra Jha 201-203
Rhizobium-induced changes on niterate reductase activity in rhizosphere and phyllosphere -- Praveen - Kumar and J.C.Tarafdar 204-205
BOOK REVIEWS  
Stochastic Partial Differential Equations: A Modelling , White Noise Functional Approach, reviewed by Mrinal k.Ghosh . 207 Annual Review of Nuclear and Particle Science 1996, reviewed by R.Ramachandran . 208 Experimental Techniques in Bioelectrochemistry, reviewed by A.Q.Contractor 206-208
PERSONAL NEWS  
A.K.Saha - An obituary, by Sunirmal Chanda 209-209
10 August 1997
 
In this issue 215-215
NEWS  
From opium den to micro-electronics: Return of Hong Kong adds 'superb S&T asset' to China . 218 On biotechnology, K.R.Narayanan 217-218
CORRESPONDENCE  
Biodiversity - Patents are against national interest, H.K.Goswami . 219 Sandur schist belt as a potential gold field, K.R.Raghu Nandan; Response: S.M.Naqvi 218-220
RESEARCH NEWS  
A shot in the leg to treat blocked arteries, C.C.Kartha . 222 Birth and growth of early continental crust, A.V.Sankaran 221-224
COMMENTARY  
Cow's face in Krishna's belly, style in the corolla tube and the panglossian paradigm -- K.N.Ganeshaiah 225-227
Correction: VAccines for the 21st century : The big picture, V.Ramalingaswami (curr.sci.,1997,73,18-20) 227-227
SCIENTIFIC CORRESPONDENCE  
Variations in the fluorescence spectra of chlortetracycline in different spectrofluorometers -- Jose Jocob and H,Rajendra Kedlaya 228-229
Generalized relationship among Indian ornithophilous plants and their flower visitors: what can we look for? -- S.Subramanya and T.R.Radhamani 230-231
Use of species- specific repetitive DNA probes in understanding the phylogenetic lineages of wild species belonging to Brassica-coenospecies -- G.U.Rao, M.Lakhmikumaran and K.R.Shivanna 232-232
Ixiolite and niobian ixiolite : A new occurrence from Metapal pegmatite, Bastar District,Madhya Pradesh, India -- O.P.Somani,R.P.Sinha,K.D.P.Singh and D.C.Banerjee 233-235
Malachite-bearing shear zone mineralization in the supracrustals of Sadure hills, Sindhudurg District, Maharashtra -- P.B.Jadhav and L.K.Kshirsagar 235-235
GENERAL ARTICLES  
Existence and reality in mathematics and natural science -- N.Mukunda 236-241
Black hole event horizons and advection-dominated accretion --Michael R. Garcia 242-246
REVIEW ARTICLE  
Some geodynamic complexities related to the evolution of Bengal Fan and the neotectonic activity of the south Indian shield -- K.S.R.Murthy 247-251
RESEARCH ACCOUNT  
Study of water using ultrafast laser -- Kankan Bhattacharyya 252-258
RESEARCH ARTICLES  
Isolation and characterization of an insertion element-like repetitive sequence specific for Mycobacterium tuberculosis complex -- Sujatha Narayanan, R.Sahadevan and P.R.Narayanan 259-266
Cloning and crystallographic analysis of human carbonic anhydrase I -- A.K.Mohanty, M.B.Satyamurti, V.R.Joshi, S.K.Mahajan, M.V.Hosur and K.K.Kannan 267-272
RESEARCH COMMUNICATIONS  
14C air over the Arabian Sea -- R.Bhushan, S.Krishnaswami and B.L.K.Soumayajulu 273-276
Luminescence chronology of seismites at Sumdo ( Spiti valley ) near Kaurik Chango Fault, Northwestern Himalaya -- D.Banerjee, A.K.Singhvi, T.N.Bagati and R.Mohindra 276-281
Tectonic settings of Indo-Gangetic basin revealed from magnetotelluric data -- Ramesh p. Singh and Umesh K. Singh` 281-284
Interaction of Bacillus thuringiensis with Pythium ultimum and Fusarium oxysporum f.sp.lycopersici: Possible role in biological control -- G.A.Amer, Rashmi Aggarwal, D.V.Singh and K.D.Srivastava 284-286
Significance of style in cardamom corolla tubes for honey-bee pollinators -- V.V.Belavadi, Vwenkateshalu and H.R.Vivek 287-290
Nicotinamide and alpha-tocopherol combination partially protects t-butyl hydroperoxide-induced neutrotoxicity: Implication for neurodegenerative disease -- M.S.Parihar, Y.Manjula,Saira Bano, Taruna Hemnani, Tarangini Javeri and Prem Prakash 290-293
In vitro emryo culture and effect of salinity on the embryonic development of the cultivable freshwater prawn Macrobrachium malcolmsonii (H.Milne Edwards) -- M.Jone Samuel, T.Kannupandi and P.Soundarapandian 294-297
BOOK REVIEWS  
Stability Theory, reviewed by M.A.l.Thathachar . 299 Noam chomsky: A Life of Dissent, reviewed by R.Narasimhan . 300 Rural and Renewable Energy : Perspectives from Developing Countries, reviewed by H.S.Mukunda 298-301
PERSONAL NEWS  
Prince of the oceans, An obituary of Jacques-Yves Cousteau by Radha Kanta Mandal. 302-302
25 August 1997
 
In this issue 311-311
CORRESPONDENCE  
Medical research in India -- J.Prakasa Rao 313-313
SCIENTIFIC CORRESPONDENCE  
Is Eremostachys superba Royle ex. Benth really at the Verge of extinction? -- A.K.Koul, R.Mangotra and S.Verma 313-314
RESEARCH NEWS  
Prediction of earthquakes - Frustration research -- A.V.Sankaran 315-316
INSTITUTIONS  
Homi Baba Centre for Science Education (TIFR) -- S.Ramaseshan 317-318
GENERAL ARTICLES  
Inevitability of nuclear energy -- Raja RAmanna 319-326
Research as a career - A study of factors influencing choice -- N.R.Rajagopal, G.Kartikeyan and Ruchira Tewari 326-329
REVIEW ARTICLE  
Geomorphology and surficial geology of the western continental shelf and slope of India - A review -- V.Purnachandra Rao and B.G.Wagle 330-350
RESEARCH ACCOUNT  
The colchicine-tubuline interaction :A review -- Suranjana Guha and B.Bhattacharyya 351-358
RESEARCH ARTICLE  
Multifractal analysis of seismicity of the Himalayan region -- S.S.Teotia, K.N.Khattri and P.K.Roy 359-366
RESEARCH COMMUNICATIONS  
In vitro evaluation of red rot toxin influence on sugacane (Saccharum officinarum L.) var. CoC 671 --G.R.Naik and A.B.Vedamurthy 367-369
Studies on herbicidal activity of parthenin, a constituent of Parthenium hysterophorus, towerds billgoat weed (Ageratum conyzoides) -- Daizy R. Batish, R.K.Kohli, H.P.Singh and D.B.Saxena 369-371
Failure of brown oak (Quercus semecarpifolia) to renerate in central Himalaya: A case of environmental semisurprise -- S.P.Singh, Y.S.Rawat and S.C.Garkoti 371-374
Primary cell culture from explants of heart tissue of Indian major carps -- K.Sushmitha Rao, M.A.Joseph, K.M.Shankar and C.V.Mohan 374-376
Microgravity changes associated with continuing seismic activities in Koyna area India -- V.M.Tiwari and D.C.Mishra 376-381
Indialite for cordierite gneisses of Eastern Ghats Mobile Belt, India -- P.V.Ramesh Kumar and K.K.V.S.Raju 382-385
ERRATA  
Effect of supplementary ultraviolet-B radiation on young wheat seedlings -- Prabhat Kumar Sharma, Rajendra Shetya and Saroj Bhonsle [Curr. Sci., 1997, 72, 400-405] 385-385
Non-indexed citedness --Endre Szava-Kovats [Curr. sci. 1997,72, 705-707] 385-385
BOOK REVIEWS  
Perfect Form, reviewed by V.Balakrishnan 386-386
Aging and Human Longevity, reviewed by M.S.Kanungo 386-387
Macsyma and PDEase 2D (software), reviewed by N.V.Joshi 387-388
10 September 1997
 

In this issue

395-395
CORRESPONDENCE
Medical research in india, Arjun rajagopalan; Mahtab S. Bamji; . 398 Inverted metamorphism, Deb Sankar Bhattacharyya; Responce: Rasoul Sorkhabi and Kazunori Arita. 397-398
RESEARCH NEWS  
A recombinant malaria vaccine based on a sporozoite surface antigen -- V.S.Chauhan 399-399
Probing single molecules by Raman spectroscopy -- V.Lakshminarayanan 400-400
NEWS
Pathfinder on Mars . 402 Higher fellowship for Ph D students and post doctoral researchers 401-402
OPINION
Adverse drug reactions: DPT and poliomyelitis in developing countries -- H.V.Wyatt 402-403
SCIENTIFIC CORRESPONDENCE
First occurrence of Isoetites serratifolius Bose & Roy from the Deccan intertrappean beds of Kutch, Gujarat -- B.N.Jana, J.Banerji and R.K.Kar 403-405
GENERAL ARTICLE
Financing the development and commercialization of indigenous technology in India -- Pawan Sikka 406-408
RESEARCH ACCOUNT
Variable low energy positron beams for depth resolved defect spectroscopy in thin film structures -- G.Amarendra, B.Viswanathan, G.Venugopal Rao, J.Parimala and B.Purniah 409-417
REVIEW ARTICLES
Nuclear protien tyrosine phosphatases and control of cell proliferation -- Vegesna Radha and Ghanshyam Swarup 418-429
Soft X-ray microscope : A new biological tool -- Sathish Vitta 429-435
RESEARCH ARTICLES
Some major tectonic elements of western Ganga basin based on analysis of Bouguer anomaly map -- D.C.Mishra and G.Laxman 436-440
RESEARCH COMMUNICATIONS  
Spinel (hercynite) adcumulate from the Chimakurti gabbro-anorthosite pluton, Prakasam District, Andhra Pradesh, India: Evidence for plagioclase buoyancy and magma mixing -- E.V.S.S.K.Babu, K.VijayaKumar and David M.Pyle 441-444
Proterozoic intracratonic Godavari rift development at right angle to the Eastern Ghat Mobile Belt: An example for collision-induced rifting in SE India -- G.Lakshminarayanan 444-450
Age and information of oyster beds of Muthukadu tidal fiat zone, Chennai Tamil Nadu -- Hema Achyuthan 450-453
Isolation of cadmium tolerant Curvularia sp. from polluted effluents -- S.K.V.Rama Rao Vepachedu, Naseem Akthar and P.Maruthi Mohan 453-455
A rising trend in Kala-azar in Varanasi district, Uttar Pradesh, India: A recent survey using direct agglutination test -- Suman Gupta, Suman Tiwari, Ashim Kumar Bagchi and J.C.Katiyar 456-459
Active transposable elements in Indian maize germplasm and assorted genetic testers -- B.M.Prasanna and K.R.sarkar 459-464
Callusing from rice root explants: Adventitious root formation precedes callus initiation response -- Arnab Mukhopadhyay, Deepika Minhas and Anil Grover 465-469
Protective effect of beta-carotene on radiation-induced lipid peroxidation -- S.Ramesh, Kailash Manda and A.L.Bhatia 470-471
BOOK REVIEWS  
Annual Review of Neuroscience 1997, Reviewed by Gaiti Hasan . 473 Annual Review of Entomology 1997,Reviewed by K.S.Krishnan . 474 The Self-Avoiding Walk; Interaction of Random Walks,reviewed by D.Dhar 472-474
PERSONAL NEWS  
Lyman Spitzer and Martin Schwarzschild, Rajaram Nityananda 475-475
Spitzer and plasma physics, R.N.Singh 475-477
HISTORICAL NOTES  
Subrahmanyam Chandrasekhar -- Kameshwar C. Wali 477-479
25 September 1997
 

In this issue

487-487
CORRESPONDENCE  
Impact factors -- P.Uma Devi 489-489
NEWS  
CSIR wins the battle on US patent on turmeric powder 489-489
Bioresources and biotechnology policy for the Asian region: Recommendation from an international seminar -- Suman Sahai 490-491
Biosafety concerns in biotechnology -- Ajay Parida, Nivedita Ram and M.Lakshmi 491-492
APS honours Indian physicist 493-493
RESEARCH NEWS  
Events on and on ... in cellular differentiation: Aspirations and the rationale -- Sribir Sen and H.K.Majumder 493-494
Entombed bacteria deep inside the earth -- A.V.Sankaran 495-497
SCIENTIFIC CORRESPONDENCE  
Sex allocation in a sequence of oviposition by Lysiphlebia murzai (Hymenoptera: Braconidae) -- Sharmila Pandey and Rajendra Singh 498-499
Didwana-Rajod meteorite: An unusual chondrite -- B.S.Paliwal, V.K.Vaya and D.S.Chauhan 499-502
GENERAL ARTICLES  
From square sails to wing sails: The physics of sailing craft-- V.Radhakrishnan 503-516
On the cost of zoological reference collections in the Indian context -- P.T.Cherian 517-518
RESEARCH ACCOUNT  
On Paley-Wiener properties of the Heisenberg group -- S.Thagavelu 519-522
RESEARCH ARTICLES  
Cytokinins and in vitro induction of flowering in bamboo: Bambusa arundinacea (Retz) Willd -- Mohini Joshi and Rajani S. Nadagauda 523-526
RESEARCH COMMUNICATIONS  
The electronic factor in Bergman cyclization -- Animesh Pramanik, P.Kalyanaraman and Jayaraman Chandrasekhar 527-528
Interaction of temperature and microsomal peroxidase in aflatoxin degradation by Aspergillus flavus 102566 -- Ved Pal Singh 529-532
Uranium uptake by plants -- Kedar Prasad Singh 532-535
Uranium and radon surveys in western Himalaya -- H.S.Virk 536-538
Holocene valley-fill terraces in the lower Mahi Valley, Gujarat -- D.M.>aurya, J.N.Malik, Rachna Raj and L.s.Chamyal 539-542
The representability of attenuation characteristics of strong ground motions observed in the 1986 Dharmsala and 1991 Uttarkashi earthquakes by available empirical relations -- Dinesh Kumar, S.S.Teotia and K.N.Khattri 543-548
BOOK REVIEW  
The Rustless Wonder: A Study of the Iron Pillar at Delhi, reviewed by S.Ranganathan 549-549
10 October 1997
 

In this issue

555-555
CORRESPONDENCE  
Darwinian style . . . , V.V.Belavadi and H.R.Vivek; . . . or a Panglossian guile?,K.N.Ganeshaiah 557-558
NEWS  
Quasicrystals -- N.K.Mukhopadhyay and Arvind Sinha 558-560
RESEARCH NEWS  
Is cAMP necessary for Dictyostelium development? -- M.Azhar and Vidyanand Nanjuundiah 560-562
Micro-organisms as fish feed in fish industries -- Prakash B. Bhosale 562-563
SCIENTIFIC CORRESPONDENCE  
Association of Frerea indica Dalz., an endangered plant species with Euphorbia neriifolia L. and its importance in habitat conservation -- P.Tetali, Sujata Tetali, D.K.Kulkarni and M.S.Kumbhojkar 563-565
Heparin from seaweeds -- A.Subramanian, L.Kannan, T.Pugalendhi and M.Muruganantham 566-566
A note on the ostracode fauna from the jurassic beds of Habo Hill, Kachahh -- S.C.Khosala and S.R.Jakhar 566-569
GENERAL ARTICLES  
Role of symmetries in the science versus the arts - A contrast -- R.Rajaraman 570-575
Gallic and salicyclic acids: Sentinels of plant defence against insects -- T.N.Ananthakrishnan 576-579
RESEARCH ACCOUNT  
Grain boundary segregation in metals -- P.Rama Rao 580-592
RESEARCH ARTICLE  
Our threatend archaeological heritage: A case study from the Tamil Nadu coast -- Sundaresh, A.S.Gaur and R.R.Nair 593-598
RESEARCH COMMUNICATIONS  
Interaction of porphyrins with concanavalin A and pea lectin -- Kancheenadham Bhanu, Sneha Sudha Komath, Bhaskar G. Maiya and Musti J. Swamy 598-602
Bioleaching of copper from ferromanganese sea nodules of Indian Ocean -- Seema Khan, Rani Gupta and Rajendra Kumar Saxena 602-605
Midge-trapping behaviour and floral biology of Theriophonum crenatum Blume. Rumph. (Araceae) -- Sumesh R. Dakwale and S.Bhatnagar 606-608
Photoautotrophic shoot culture: An economical alternative for the production of total alkaloid from Catgaranthus roseus (L.) G.Don. -- Adinpunya Mitra, Bhashir M. Khan and Subhan K. Rawal 608-609
Leishmania donovani infects lymphocyte cell lines in vitro -- Partha Pratim Manna, Anirban Basu, Asim Saha, Md Quamarul Hassan, Sandeep Mukherjee, Sabita Majumdar, Samit Adhya and Santu Bandyopadhyay 610-614
Estimation of sublethal toxicity of zinc chloride by histopathological analysis of fish (Heteropneustes fossilis, Bloch) epidermis -- S.Hemalatha and T.K.Banerjee 614-621
BOOK REVIEWS  
The Simple Science of FLight: From Insects to Jumbo Jets, reviewed by S.Dhawan 622-623
Clifford (Geometric) Algebras, reviewed by K.B.Sinha 623-623
HISTORICAL NOTES  
Archaeoastronomy and literature -- Subhash C. Kak 624-627
25 October 1997
 

In this issue

631-632
CORRESPONDENCE  
Have we killed naturalists and natural history? -- A.Raman 633-633
NEWS  
Palaeobotony on stamps 633-634
PSLV-C1/IRS-1D Mission 634-636
RESEARCH NEWS  
Polar wander and the Cambrian biological leap -- A.V.Sankaran 636-639
COMMENTARY  
A statistically valid definition of bias is needed to determine whether the Science Citation index discriminates against third world journals -- Eugene Garfield 639-641
SCIENTIFIC CORRESPONDENCE  
Flowering in Bambusa vulgaris var vittata -- C.k.Jhon and Rajani S. Nadgauda 641-643
Risk potential of a biocontrol agent unmasked -- B.Prithiviraj and U.P.Singh` 643-644
Chemical ecology of certain tropical fruit pulp -- Suparna Mandal and R.L.Brahmachary 644-646
Why do plants possess laxatives? -- R.Uma Shaanker, K.V.Ravishankar and K.N.Ganeshaiah 646-647
GENERAL ARTICLES  
Electrically conducting polymers: An emerging technology -- A.K.Bakshi and Pooja Rattan 648-651
Does biotechnology need a new database treaty? -- Suresh Chandran 652-657
RESEARCH ACCOUNT  
A bifunctional baculovirus homologous region (hr1) sequence: Enhancer and orginal of replication functions reside within the same sequence element -- Saman Habib and Seyed E. Hasnain 658-666
RESEARCH ARTICLES  
Annual and seasonal mean buoyancy fluxes for the tropical Indian Ocean -- T.G.Prasad 667-674
Particle bombardment: A simple and efficient method of alfalfa (Medicagosativa L) pollen transformation -- Shashi M. Ramaiah and Daniel Z.Skinner 674-682
RESEARCH COMMUNICATIONS  
Strain determination from three known streches - A trignometric solution -- Amit Tripathi and V.K.Gairola 682-683
Biochemical studies evaluating the antiulcerogenic potential of UL-409,a herbal drug formulation on experimental peptic ulcer in rats -- A.J.Vanisree and C.S.Shyamaladevi 684-686
outbreak of falciparum malaria in submerged villages of Narayanganj PHC, district Mandla due to Narmada Irrigation Project, Central India (Madhya Pradesh) -- Neeru Singh, M.M.Shukla, S.K.Chand and V.P.Sharma 686-691
Evalution of superoxide dismutase on chromosome aberrations induced by bleomycin alone or in combination of reduced glutathione -- A.Chatterjee and S.Choudhuri 691-693
Influence of superoxide dismutase on chromosome aberrations induced by bleomycin alone or in combination of reduced glutathione -- A.Chatterjee and S.Choudhuri 693-697
Direct development in the rhacophorid frog, Philatus variabilis (Gunther) -- N.S.Patil and R.D.Kanamadi 697-701
Evidence of ductile shearing from the extensional crenulation cleavage: An example from Zawar area , the Aravalli mountain -- T.K.Biswal, Subhasree Nayak, T.R.Harish and Smita Unikrishnan 701-703
BOOK REVIEWS  
Boielectrochemistry: Principles and Practice, reviewed by V.Sitaramam 704-704
Annual Review of Physiology 1997, reviewed by J.Prakasa Rao 704-706
HISTORICAL NOTES  
Rutherford and Bohr -- Sir Rudolf Peierls 707-712
10 November 1997
 

In this issue

719-720
CORRESPONDENCE  
Need for a 'Science Media Centre' -- Dilip M. Salwi 721-722
Swarnajayanthi fellowships -- Ashwini Nangia 722-722
Medical research in India -- Vanaja Paul 722-723
NEWS  
IRS-1D beam good quality pictures . 727 IRS-1D orbit raising manoeuvre . 727 International Academy of Astronautics Book Award 724-727
European Patent Office delivers favourable interim judgement on opposition to Neem Patent 727-728
Physics of melts -- V.K.Gaur 728-729
RESEARCH NEWS  
Supernova 1987A: Ten years after -- Bhaskar Datta 729-731
OPINION  
Traditional Knowledge systems and western science -- D.P.Agarwal 731-733
SCIENTIFIC CORRESPONDENCE  
Multiple shoot formation and in vitro fruiting from cotyledonary nodes of Vigna mungo (L.) Hepper -- S.Ignacimuthu, G.Franklin and G.Melchias 733-735
Cambrian trilobite biostratigraphy from the Himalaya -- Nigel C. Hughes 736-737
GENERAL ARTICLES  
Design of an atomic force microscope for topographic studies -- A.D.Kaul, Narinder Singh, Anil Sonkusare, Pradeep Kumar and S.S.Wadhwa 738-743
Groundwater quality: Focus on fluoride and flurosis in Rajasthan -- Vinod Agrawal, A.K.Vaish and Prerana Vaish 743-746
RESEARCH ACCOUNT  
Charge transfer complexes revisited -- M.S.Hegde 747-754
REVIEW ARTICLE  
Cloning stratergies for polymerase chain reaction products -- Anjan Misra and Subrata Sinha 755-761
RESEARCH ARTICLES  
A three-dimensionally modulated structure in chiral smectic-C liquid crystal -- P.A.Pramod, R.Prathibha and N.V.Madhusudana 761-765
An Investigation into the recent malaria outbreak in district Gurgaon, Haryana, India -- K.Raghavendra, Sarala K. Subbarao and V.P.Sharma 766-770
RESEARCH COMMUNICATION  
Assessment of health risk due to exposure of radon and its daughter products in the lower atmosphere -- R.C.Ramola, M.S.Kandari and R.B.S.Rawat 771-774
Single strandconformation polymorphism profiles with biotinylated PCR products to detect mutation in rpoB gene of Mycobacterium tuberculosis -- N.Selvakumar, Stuart M. Wilson, Ruth McNerney and P.R.Narayanan 774-777
Eroding traditional crop diversity imperils the sustainability of agricultural systems in central Himalaya -- R.K.Maikhuri, R.L.Semwal, K.S.Rao, S.Nautiyal and K.G.Saxena 777-782
Discovery of carbonaceous megafossils (Chuaria-Tawuia assemblage) from the Neoproterozoic Vindhyan succession (Rewa Group), Allahabad-Rewa area, India -- Vibhuti Rai, Manoj Shukla and Rajita Gautam 783-788
Fluid of magnesitization: Diagenetic orgin of Bauri magnesite, Kumaun Lesser Himalaya -- Rajesh Sharma and M.N.Joshi 789-792
A new sapphirine occurrence from Kambam valley, Tamil Nadu and its possible relation to the Pan-African tectothermal event -- K.Francis Anto, A.S.Janardhan and P.Sivasubramanian 792-796
On the seismic vulnerability of Jabalpur region: Evidence from deep seismic imaging -- P.R.Reddy, Kalachand Sain and A.S.N.Murty 796-799
BOOK REVIEWS  

From Physics to Metaphysics, reviewed by M.H.H.Ansari

801-801
Gondwana Research, reviewed by B.P.Radhakrishna 801-802
25 November 1997
 

In this issue

807-807
CORRESPONDENCE  
Protection of intellectual property rights -- C.R.Bhatia 809-810
Agriculture in Loktak Lake,Manipur - What fate Sangia? -- Shridhar D. Bhat 810-811
NEWS  
SIRO number swell: 519 and counting 811-811
RESEARCH NEWS  
The different locked states of an allosteric membrane channel protien unlocked -- S.K.Sikdar 811-814
SCIENTIFIC CORRESPONDENCE  
Nitrogenase activity in novel vesicles of Frankia -- G.Ganesh 814-815
Sacred grove relics as bird refugia -- Debal Deb, Kaushik Deuti and K.C.Malhotra 815-817
GENERAL ARTICLES  
Symmetry in chemistry and beyond -- Magdolna Hargittai and Istvan Hargittai 818-829
Conservation of India's endangered mega animals: Tiger and lion -- T.N.Khoshoo 830-842
REVIEW ARTICLE  
Evolutionary extremophilic Archaeal domain of life -- Rishitosh Prasad and Sabyasachi Sarkar 842-854
RESEARCH ARTICLE  
Source parameters of Jabalpur earthquake of 22 may 1997 -- S.N.Bhattacharya, A.K.Ghose, G.Suresh, P.R.Baidya and R.C.Saxena 855-863
RESEARCH COMMUNICATION  
Are chaotic particle trajectories fractals? -- Binson Joseph 864-868
Seed abortion in an animal dispersed species, Syzygium cuminii (L.) Skeels (Myrtaceae): The chemical basis -- K.S.Krishnamurthy, R.Uma Shaanker and K.N.Ganeshaiah 869-873
Application of marker-assisted selection in rice for bacterial blight resistance gene, Xa21 -- J.N.Reddy, M.R.Baraoidan,M.A.Bernardo, M.L.C.George and R.Sridhar 873-875
Cheliped laterality in freshwater prawn, Macrobrachium nobillii (Henderson and Matthai, 1910) -- P.Mariappan and Chellam Balasundaram 875-877
Neogene deformation of Siwaliks affected by the Delhi-Hardwar ridge as seen in satellite data, India -- Arun K. Saraf and J.D.Das 877-880
Thrium-rich monazites from the beach sands of Kalingapatnam-Baruva Coast, Andhra Pradesh,East Coast of India -- D.Rajasekhar Reddy and V.Siva Sankara Prasad 880-882
ERRATUM: Observed and theoretical acceleration response spectra in the Tehri region. Implications for the seismic hazard in the region -- K.N.Khattri [Curr. Sci., 1995, 69, 161-171] 882-882
BOOK REVIEW  
Conservation and Management of Biological Resources in Himalaya, reviewed by Shri Niwas Singh 883-884
HISTORICAL NOTES  
Planck's radiation thermodynamics and its consequence: Laue's thermodynamics of interference -- Amar Nath Nigam 885-891
PERSONAL NEWS  
Surjit Singh - An obituary -- S.Subramanian, T.Pradeep and P.T.Manoharan 892-892
10 December 1997
 

In this issue

895-896
CORRESPONDENCE  
Medical research in India -- Siddhartha Shankar Ray ; Response: S.Arunachalam 897-899
Ensuring global exposure -- J.Prakasa Rao 899-900
NEWS  
Impacts of disturbance on genetic resource of tropical forests -- Tim J. Boyle 900-900
Honorary members of the International Liquid Crystal Society 900-900
RESEARCH NEWS  
Subducting sea floors bridge the mantle divide -- A.V.Sankaran 901-903
COMMENTARY  
Synthetic milk-Genesis,current status and options -- Parikshit Bansal and Neena Bansal 904-905
SCIENTIFIC CORRESPONDENCE  
A Surfactant stabilized sol as substrate for surface enhanced Raman scattering spectroscopy -- Tarasankar Pal, Nikhil R. Jana and Tapan K.Sau 906-907
Species identification of snake-head fishes by nuclear DNA RFLP: Its taxonomic implications -- B.K.Padhi and R.K.Mandal 907-908
GENERAL ARTICLE  
Ethnotherapeutics and modern drug development: Potential of Ayurveda -- Sukh Dev 909-928
SPECIAL SECTION: MODELLING IN BIOLOGY  
Forays into theoretical immunology -- Lee A. Segel 929-932
Modelling biochemical oscillations and cellular rhythms -- Albert Goldbeter 933-939
Genetic modelling of complex human disorders -- Swapan K. Nath and Partha P. Majumder 940-948
Are ecological systems chaotic? - An enquiry into population growth models -- Somdatta Sinha 949-956
Mathematical modelling of insulin kinetics -- Gita Subba Rao, J.S.Bajaj and J.Subba Rao 957-967
Effect of phenotypic plasticity on adaptation and evolution: A genetic algorithm analysis -- Narayan Behera 968-976
Controlling chaos in biology -- Sudeshna Sinha 977-983
Modelling plant growth and architecture: Some recent advances and applications to agronomy and forestry -- Ph. de Reffye and F.Houllier 984-992
REVIEW ARTICLE  
Mechanism of insuline action -- B.B.P.Gupta 993-1003
RESEARCH ARTICLE  
Channel constituents of alkali-poor Orissan beryls: An FT-IR spectroscopic study -- George Mathew, R.V.Karanth, T.K.Gundu Rao and R.S.Deshpande 1004-1011
RESEARCH COMMUNICATIONS  
Sialic acid levels in spermatozoa and luminal fluid of normal and infertile men -- M.Rajalakshmi, R.S.Sharma, P.C.Pal and M.M.kapur 1012-1015
Monte Carlo simulation of laser light scattering in mammalian organs -- Megha Singh and Susamma Chacko 1015-1019
Microwave dissolution techniques for the analysis of geological materials by ICP-MS -- V.Balaram 1019-1023
Erratum  
Surjit Singh - An obituary [ curr Sci., 1997, 73, 892] 1023-1023
BOOK REVIEWS  
Vibrational Spectroscopy: Theory and Applications, reviewed by S.Mohan 1024-1024
Annual Review of Immunology 1997, reviewed by Satyajit Rath 1025-1026
25 December 1997
 

In this issue

1035-1035
CORRESPONDENCE  
Corolla tubes, style sizes and natural selection -- M.D.Deshpande; response, V.V.Belavadi and H.R.Vivek 1037-1037
Science Media Centre -- N.C.Jain; K.K.Mishra 1038-1038
NEWS  
High pressure research -- K.R.Rao 1038-1041
RESEARCH NEWS  
1997 Nobel Prize for Medical: Prions as proteinaceous infectious particles -- P.K.Gupta 1041-1045
OPINION  
Decade of the brain: Reflection on some Indian concers in cognitnve neuroscience -- T.Ramakrishna 1045-1047
GENERAL ARTICLE  
Gas hydrates: A global perspective -- N.K.Thakur and T. Gangadhara Rao 1048-1051
Fuel for power -- Yoginder k. Alagh 1051-1056
New insights on the corrosion of the Delhi iron pillar based on historical and dimensional analysis -- R.Balasubramaniam 1057-1067
REVIEW ARTICLE  
Stereochemistry of peptides and polypeptides containing omega amino acids -- Arindam Banerjee and P.Balram 1067-1077
RESEARCH ACCOUNT  
Mantle plumes, convection, and U.R.Christensen 1078-1083
RESEARCH ARTICLES  
The systematics of fundamentals particles and unstable nuclear systems using the concept of continuity and discreteness -- Raja Ramanna and Anju Sharma 1083-1097
Determination of kinetic parameters and Thermodynamic constant of antigen-antibody reaction by solid phase binding method -- G.S.Murthy 1097-1103
RESEARCH COMMUNICATION  
Female cancer patients patterns change from 1990 to 1994 in Manipal and Western India: Cervical and breast increases -- Sarala Krishnamurthy and Pratap Kumar Narayan 1104-1108
Optimal pH conditions for the growth, release and stability of Japanese encephalitis virus in PS cell line -- S.V.Gangodkar, S.P.Paranjape, V.D.Kadam and R.P.Deolankar 1108-1110
A new human fossil find from the Central Narmada Basin and its chronology -- Anek Ram Sankhyan 1110-1111
The mode of epibiont attachment on molluscs in Chandipur Beach, Orissa and its palaeontological implications -- Tuhin Ghosh 1111-1114
Evidence of middle to Late Holocene neotectonic activity in the Ganga Plain -- I.B.Singh, G.Rajagopalan, K.K.Agarwal, P.Srivastava, M.Sharma and S.Sharma 1114-1117
Landslide hazard analysis of the area around Dehra Dun and Mussoorie, Uttar Pradesh -- Sambhu V. Panikkar and V.Subramanyam 1117-1123
BOOK REVIEWS  
Resonance of Ramanujan's Mathematics, reviewed by K.Srinivasa Rao 1124-1125

Coral Reef Fishes: Caribbean, Indian Ocean and Pacific Ocean including the Red Sea, reviewed by T.J.Pandian

1126-1126