| | Opinion |  |
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| | Safeguarding British research 291
Recent improvements of the climate in British research do not imply that the dangers have passed. Indeed, the most serious — complacency — is more serious now than ever.
doi:10.1038/337291a0
PDF (124K)
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| | Soviet nuclear dissent 292
Chernobyl is not the only reason why Soviet civil nuclear power is behind target. Can it pull back?
doi:10.1038/337292a0
PDF (141K)
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| | US budget pragmatism 292
The US budget problem is not its size, but how to cut it.
doi:10.1038/337292b0
PDF (141K)
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| | News | |
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| | Sakharov defeated by "odd arithmetic" 293
Yuri Kanin
doi:10.1038/337293a0
PDF (128K)
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| | Tajikstan struck by earthquake 293
Vera Rich
doi:10.1038/337293b0
PDF (128K)
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| | NIH gives the go-ahead on genetic experiment 294
Carol Ezzell
doi:10.1038/337294a0
PDF (131K)
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| | Vet schools to close 294
Christine McGourty
doi:10.1038/337294b0
PDF (131K)
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| | Scientists for Phobos 294
David Lindley
doi:10.1038/337294c0
PDF (131K)
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| | More criticism for NIH over 'summary' cut of grants 294
Seth Shulman
doi:10.1038/337294d0
PDF (131K)
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| | Vice-chancellors' pay offer to staff rejected 294
Christine McGourty
doi:10.1038/337294e0
PDF (131K)
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| | Guidelines produced for the use of transgenic animals in research 295
Peter Newmark
doi:10.1038/337295a0
PDF (130K)
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| | HIV a problem for Indian blood banks 295
K. S. Jayaraman
doi:10.1038/337295b0
PDF (130K)
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| | Italian environmental programme launched 295
Christine McGourty
doi:10.1038/337295c0
PDF (130K)
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| | Testing of in vitro embryos approved 295
Tania Ewing
doi:10.1038/337295d0
PDF (130K)
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| | UK research grants suffer from SERC's lack of money 296
Christine McGourty
doi:10.1038/337296a0
PDF (128K)
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| | Soviet bloc research criticized 296
Vera Rich
doi:10.1038/337296b0
PDF (128K)
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| | Most French pupils to go to university 296
Peter Coles
doi:10.1038/337296c0
PDF (128K)
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| | AAAS annual meeting draws largest crowd of decade 297
Joseph Palca
doi:10.1038/337297a0
PDF (133K)
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| | Nuclear plant presents unique problems 297
Seth Shulman
doi:10.1038/337297b0
PDF (133K)
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| | Soviet nuclear power plant programme marks time 298
Yuri Kanin
doi:10.1038/337298a0
PDF (130K)
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| | More turmoil at German universities 298
Steven Dickman
doi:10.1038/337298b0
PDF (130K)
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| | Stock Exchange tries to stop research leaks 298
Christine McGourty
doi:10.1038/337298c0
PDF (130K)
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| | West Germany admits it knew of Libyan chemical plant 299
Peter Coles
doi:10.1038/337299a0
PDF (130K)
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| | Japan denies involvement in Libya 299
Alun Anderson
doi:10.1038/337299b0
PDF (130K)
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| | AIDS test law 299
Vera Rich
doi:10.1038/337299c0
PDF (130K)
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| | Another blow for creationism in California 299
Marcia Barinaga
doi:10.1038/337299d0
PDF (130K)
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| | Correspondence | |
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| | Lessons from eugenic history 300
WILLIAM E. SEIDELMAN
doi:10.1038/337300a0
References | PDF (132K)
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| | Suffer the animals 300
D. G. PORTER
doi:10.1038/337300b0
PDF (132K)
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| | Farewell Soil Bureau 300
IAN SMALLEY
doi:10.1038/337300c0
PDF (132K)
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| | Credit where it's due 300
A. G. E. PEARSE
doi:10.1038/337300d0
References | PDF (132K)
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| | News and Views |  |
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| | European VLBI in limbo? 301
The failure of an important and worthy application for research funds to the European Commission demonstrates that Europe needs a more imaginative way of backing research that matters.
John Maddox
doi:10.1038/337301a0
PDF (131K)
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| | Beyond the magic angle 302
J. M. Thomas
doi:10.1038/337302a0
References | PDF (252K)
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| | The beginning of the ends 303
Jack W. Szostak
doi:10.1038/337303a0
References | PDF (254K)
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| | What, if anything, is Prochloron? 304
David Penny
doi:10.1038/337304a0
References | PDF (258K)
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| | Diversity of little things 305
Jon Seger
doi:10.1038/337305a0
References | PDF (267K)
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| | Electron doping tests theories 306
V. J. Emery
doi:10.1038/337306a0
References | PDF (259K)
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| | Mass loss from Wolf−Rayet stars 307
Roger J. Tayler
doi:10.1038/337307a0
References | PDF (126K)
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| | Moving in on plant genes 308
Robert Shields
doi:10.1038/337308a0
References | PDF (128K)
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| | 100 years ago 308
P. L. SCLATER
doi:10.1038/337308b0
PDF (128K)
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| | Hexagonal polar current on Saturn 309
Peter J. Gierasch
doi:10.1038/337309a0
PDF (183K)
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| | Fossil reptiles from ancient caves 309
Michael J. Benton
doi:10.1038/337309b0
References | PDF (312K)
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| | If I had a hammer 310
David Jones
doi:10.1038/337310a0
PDF (130K)
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| | Scientific Correspondence | |
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| | Setting radiation standards 311
H. J. DUNSTER
doi:10.1038/337311a0
References | PDF (133K)
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| | X-chromosome reactivation and ageing 311
ROBIN HOLLIDAY
doi:10.1038/337311b0
References | PDF (133K)
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| | Misidentified cell 311
M. R. STRATTON, B. R. REEVES & C. S. COOPER
doi:10.1038/337311c0
References | PDF (256K)
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| | Spectral peaks 312
RAINER LIEBMANN
doi:10.1038/337312a0
References | PDF (124K)
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| | RNP in maize protein 312
ERIKA MORTENSON & GIDEON DREYFUSS
doi:10.1038/337312b0
References | PDF (124K)
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| | Book Reviews |  |
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| | Prized developmentalist 313
Tim Hunt reviews The Heritage of Experimental Embryology: Hans Spemann and the Organizer
By
Viktor Hamburger
doi:10.1038/337313a0
References | PDF (332K)
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| | Condensed matter 314
W. R. A. Brown reviews Heterochromatin: Molecular and Structural Aspects
Edited by
Ram S. Verma
doi:10.1038/337314a0
PDF (171K)
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| | Swooping down the ages 314
doi:10.1038/337314b0
PDF (171K)
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| | Volumes of human learning on machine learning 315
Max Bramer reviews Proceedings of the Fifth International Conference on Machine Learning
Edited by
John Laird & Derek Sleeman
doi:10.1038/337315a0
PDF (135K)
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| | Explanation and definition 316
Alan Isaacs reviews The Harper Dictionary of Science in Everyday Language
By
Herman Schneider, Leo Schneider & Robert K. Barnhart
doi:10.1038/337316a0
PDF (132K)
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| | Cycling essays 316
Edward Rybicki reviews Portraits of Viruses: A History of Virology.
Edited by
F. Fenner & A. Gibbs
doi:10.1038/337316b0
PDF (132K)
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| | Commentary | |
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| | Claims on tissue plasminogen activator 317
A 'master' patent on a recombinant protein product has twice been overturned in British courts. The consequences may be far-reaching.
R. Stephen Crespi
doi:10.1038/337317a0
PDF (258K)
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| | Review Article | |
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| | The physics of dense nuclear matter from supernovae to quark gluon plasma 319
Reinhard Stock
doi:10.1038/337319a0
Abstract & References | PDF (691K)
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| | Articles |  |
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| | Geophysical evidence for 'thick-skinned' crustal deformation in central Australia 325
Bruce R. Goleby, Russell D. Shaw, Cedric Wright, Brian L. N. Kennett & Kurt Lambeck
doi:10.1038/337325a0
Abstract & References | PDF (974K)
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| | A telomeric sequence in the RNA of Tetrahymena telomerase required for telomere repeat synthesis 331
Carol W. Greider & Elizabeth H. Blackburn
doi:10.1038/337331a0
Abstract & References | PDF (886K)
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| | Letters | |
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| | Is N44C a fossil X-ray ionized nebula? 337
Manfred W. Pakull & Christian Motch
doi:10.1038/337337a0
First paragraph & References | PDF (308K)
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| | Orbital evolution of circumplanetary dust by resonant charge variations 340
Joseph A. Burns & Les Schaffer
doi:10.1038/337340a0
First paragraph & References | PDF (376K)
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| | The winter solstice phenomenon at Newgrange, Ireland: accident or design? 343
T. P. Ray
doi:10.1038/337343a0
First paragraph & References | PDF (326K)
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| | A superconducting copper oxide compound with electrons as the charge carriers 345
Y. Tokura, H. Takagi & S. Uchida
doi:10.1038/337345a0
First paragraph & References | PDF (287K)
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| | Unusually simple crystal structure of an Nd−Ce−Sr−Cu−O superconductor 347
Hiroshi Sawa, Seiichiro Suzuki, Masaru Watanabe, Jun Akimitsu, Hideki Matsubara, Hajime Watabe, Shin-ichi Uchida, Koichi Kokusho, Hajime Asano, Fujio Izumi & Eiji Takayama-Muromachi
doi:10.1038/337347a0
First paragraph & References | PDF (190K)
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| | Experimental and theoretical equation of state of cubic boron nitride 349
Elise Knittle, Renata M. Wentzcovitch, Raymond Jeanloz & Marvin L. Cohen
doi:10.1038/337349a0
First paragraph & References | PDF (428K)
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| | Evidence from Lewisian limestones for isotopically heavy carbon in two-thousand-million-year-old sea water 352
A. J. Baker & A. E. Fallick
doi:10.1038/337352a0
First paragraph & References | PDF (320K)
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| | Relationships between pre-rift structure and rift architecture in Lakes Tanganyika and Malawi, East Africa 354
J. Versfelt & B. R. Rosendahl
doi:10.1038/337354a0
First paragraph & References | PDF (446K)
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| | Facultative viviparity in a thrips 357
Bernard J. Crespi
doi:10.1038/337357a0
First paragraph & References | PDF (241K)
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| | A mutation that changes cell movement and cell fate in the zebrafish embryo 358
Charles B. Kimmel, Donald A. Kane, Charline Walker, Rachel M. Warga & Mary B. Rothman
doi:10.1038/337358a0
First paragraph & References | PDF (644K)
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| | Nerve growth factor regulates expression of neuropeptide genes in adult sensory neurons 362
Ronald M. Lindsay & Anthony J. Harmar
doi:10.1038/337362a0
First paragraph & References | PDF (382K)
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| | Biosynthesis of the reverse transcriptase of hepatitis B viruses involves de novo translational initiation not ribosomal frameshifting 364
Lung-Ji Chang, Peter Pryciak, Don Ganem & Harold E. Varmus
doi:10.1038/337364a0
First paragraph & References | PDF (602K)
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| | Soluble CD4 blocks the infectivity of diverse strains of HIV and SIV for T cells and monocytes but not for brain and muscle cells 368
Paul R. Clapham, Jonathan N. Weber, Denise Whitby, Kenneth McIntosh, Angus G. Dalgleish, Paul J. Maddon, Keith C. Deen, Raymond W. Sweet & Robin A. Weiss
doi:10.1038/337368a0
First paragraph & References | PDF (314K)
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| | Productive dual infection of human CD4+ T lymphocytes by HIV-1 and HHV-6 370
Paolo Lusso, Barbara Ensoli, Phillip D. Markham, Dharam V. Ablashi, S. Zaki Salahuddin, Erwin Tschachler, Flossie Wong-Staal & Robert C. Gallo
doi:10.1038/337370a0
First paragraph & References | PDF (457K)
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| | Genetically haploid spermatids are phenotypically diploid 373
Robert E. Braun, Richard R. Behringer, Jacques J. Peschon, Ralph L. Brinster & Richard D. Palmiter
doi:10.1038/337373a0
First paragraph & References | PDF (641K)
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| | Tnt1, a mobile retroviral-like transposable element of tobacco isolated by plant cell genetics 376
Marie-Angèle Grandbastien, Albert Spielmann & Michel Caboche
doi:10.1038/337376a0
First paragraph & References | PDF (641K)
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| | The relationship of a prochlorophyte Prochlorothrix hollandicato green chloroplasts 380
Seán Turner, Tineke Burger-Wiersma, Stephen J. Giovannoni, Luuc R. Mur & Norman R. Pace
doi:10.1038/337380a0
First paragraph & References | PDF (322K)
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| |
psbA genes indicate common ancestry of prochlorophytes and chloroplasts 382
C. W. Morden & S. S. Golden
doi:10.1038/337382a0
First paragraph & References | PDF (476K)
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| | Bacterial growth blocked by a synthetic peptide based on the structure of a human proteinase inhibitor 385
Lars Björck, Per Åkesson, Martin Bohus, Jerzy Trojnar, Magnus Abrahamson, Isleifur Olafsson & Anders Grubb
doi:10.1038/337385a0
First paragraph & References | PDF (278K)
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| | Product Reviews | |
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| | Cationic liposome-mediated transfection 387
A lipid named DOTMA has been created that forms unilamellar liposomes which complex with DNA and RNA for the transfection of mammalian cells, including suspension cells and hybridomas.
P. L. Felgner & G. M. Ringold
doi:10.1038/337387a0
References | PDF (258K)
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| | Cell-to-cell communication 388
Products for examining the intricacies of cell function will be on hand next week when the American Society for Cell Biology and the American Society for Biochemistry and Molecular Biology hold their joint meeting in San Francisco, California. Below are several examples.
Carol Ezzell
doi:10.1038/337388a0
PDF (806K)
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