| | Opinion |  |
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| | Communism is not yet dead 577
Reports that Marxist-Leninism is dead are exaggerated, even dangerous. Mr Mikhail Gorbachev may be on the way to shedding some of the party's power, but he still needs its help.
doi:10.1038/343577a0
PDF (112K)
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| | Embryos win rights 577
The British Embryo Bill has survived the first hurdle, but its unintended consequences remain to be discovered.
doi:10.1038/343577b0
PDF (227K)
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| | Animals and friends 578
The US Congress should avoid passing unworkable animal rights legislation.
doi:10.1038/343578a0
PDF (131K)
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| | News | |
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| | AIDS in children adds to Romania's troubles 579
Steven Dickman
doi:10.1038/343579a0
PDF (148K)
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| | Correction |  |
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| | Correction: HERA 579
doi:10.1038/343579b0
PDF (148K)
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| | News | |
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| | Keeping them guessing 579
Peter Coles
doi:10.1038/343579c0
PDF (148K)
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| | Congress cracks down 580
G. Christopher Anderson
doi:10.1038/343580a0
PDF (148K)
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| | Activist group under fire 580
G. Christopher Anderson
doi:10.1038/343580b0
PDF (148K)
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| | "Valuable data" claim 581
Alun Anderson
doi:10.1038/343581a0
PDF (152K)
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| | UN fragments over treaty 581
G. Christopher Anderson
doi:10.1038/343581b0
PDF (152K)
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| | Trouble building at Harima 582
David Swinbanks
doi:10.1038/343582a0
PDF (150K)
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| | Hundreds keen to get SOR 582
David Swinbanks
doi:10.1038/343582b0
PDF (150K)
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| | Japan prize awarded 582
David Swinbanks
doi:10.1038/343582c0
PDF (150K)
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| | Cancer risk indicated 583
Peter Coles
doi:10.1038/343583a0
PDF (151K)
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| | Soviet influx opens new era 583
Lisa Perlman
doi:10.1038/343583b0
PDF (151K)
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| | Merger plan dropped 584
Peter Aldhous
doi:10.1038/343584a0
PDF (154K)
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| | Alternative on loans 584
Peter Aldhous
doi:10.1038/343584b0
PDF (154K)
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| | Old flames 584
doi:10.1038/343584c0
PDF (154K)
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| | Marshall pulls no punches 584
Peter Aldhous
doi:10.1038/343584d0
PDF (154K)
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| | Separate education persists 585
Michael Cherry
doi:10.1038/343585a0
PDF (149K)
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| | Leading candidate drops out 585
Seth Shulman
doi:10.1038/343585b0
PDF (149K)
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| | Successful Japanese launch 585
David Swinbanks
doi:10.1038/343585c0
PDF (149K)
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| | Turning to turtles to clean Ganga 585
Radhakrishna Rao
doi:10.1038/343585d0
PDF (149K)
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| | Correspondence | |
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| | Agent Orange controversy 586
A. J. D. BELLETT
doi:10.1038/343586a0
References | PDF (151K)
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| | Reprint solidarity 586
PAWEL P. LIBERSKI
doi:10.1038/343586b0
PDF (151K)
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| | CF screening 586
GILBERT VASSART, PASCALE COCHAUX & MARC ABRAMOWICZ
doi:10.1038/343586c0
PDF (151K)
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| | Fine writing? 586
BRADFORDD. PEARSON
doi:10.1038/343586d0
PDF (151K)
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| | Problems of development aid 587
B. H. WALKER & A. R. E. SINCLAIR
doi:10.1038/343587a0
References | PDF (153K)
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| | University funding 587
W. I. MONTGOMERY
doi:10.1038/343587b0
PDF (153K)
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| | More on Shockley 587
JERRY HIRSCH
doi:10.1038/343587c0
References | PDF (153K)
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| | Commentary |  |
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| | Open doors for research in Japan 588
Many Japanese companies are keen to recruit foreign scientists, and as employers they have much to offer. More researchers should take up the opportunities available for work in Japan.
Thomas W. Ebbesen
doi:10.1038/343588a0
References | PDF (148K)
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| | News and Views |  |
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| | Saying sorry, but not sorry 589
The most demanding art form in the business is that of replying in print to criticism of work already published. By demonstration, practitioners of all disciplines seem to have arrived at similar techniques.
John Maddox
doi:10.1038/343589a0
PDF (143K)
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| | Precursors to eruption 590
Wayne Thatcher
doi:10.1038/343590a0
References | PDF (270K)
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| | Kinky cosmic strings 591
Alexander Vilenkin
doi:10.1038/343591a0
References | PDF (291K)
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| | Electrochemical promotion 592
J. Pritchard
doi:10.1038/343592a0
References | PDF (289K)
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| | Questions of presentation 593
Peter Cresswell
doi:10.1038/343593a0
References | PDF (290K)
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| | Case of the diffusing squirrels 595
John Lawton & Charles Godfray
doi:10.1038/343595a0
References | PDF (259K)
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| | Flexure reveals great depth 596
Marcia McNutt
doi:10.1038/343596a0
References | PDF (259K)
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| | Basis of the coherence technique 596
Marcia McNutt
doi:10.1038/343596b0
PDF (141K)
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| | A long story and a short tail 597
P. N. Goodfellow
doi:10.1038/343597a0
References | PDF (274K)
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| | Sweating it out 598
David Jones
doi:10.1038/343598a0
PDF (157K)
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| | Scientific Correspondence | |
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| | The dissolution of semantics 599
ROSALEEN MCCARTHY & ELIZABETH K. WARRINGTON
doi:10.1038/343599a0
References | PDF (146K)
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| | Genetics of long-spurred pheasants 599
PATRICK J. WEATHERHEAD & DREW J. HOYSAK
doi:10.1038/343599b0
References | PDF (280K)
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| | Genetics of long-spurred pheasants 600
TORBJÖRN VON SCHANTZ, GÖRGEN GÖRANSSON, GUNILLA ANDERSSON, MATS GRAHN & HÅKAN WlTTZELL
doi:10.1038/343600a0
References | PDF (150K)
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| | Synthetic tips 600
K. ERIC DREXLER & JOHN S. FOSTER
doi:10.1038/343600b0
References | PDF (150K)
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| | Fracture without fusion 601
L. G. SOBOTKA & P. WINTER
doi:10.1038/343601a0
References | PDF (143K)
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| | Folding pathway enigma 601
JOHANNES BUCHNER & THOMAS KIEFHABER
doi:10.1038/343601b0
References | PDF (271K)
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| | Folding pathway enigma 602
A. R. FERSHT, J. T. KELLIS JR, A. T. E. L. MATOUSCHEK & L. SERRANO
doi:10.1038/343602a0
References | PDF (144K)
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| | Who's who? 602
PATRICK COLGAN
doi:10.1038/343602b0
References | PDF (144K)
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| | Book Reviews | |
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| | Ways of thinking 603
Edward S. Reed reviews The Remembered Present: A Biological Theory of Consciousness
By
Gerald Edelman
doi:10.1038/343603a0
PDF (317K)
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| | By the book 604
Stuart Orkin reviews Molecular Cloning: A Laboratory Manual, 2nd edn. Three volumes
By
J. Sambrook, E. F. Fritsch & T. Maniatis
doi:10.1038/343604a0
PDF (307K)
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| | From fertile soils 605
Valery N. Soyfer reviews The Monogerm of the Sugar Beet: Embryology, Genetics, Breeding
By
S. I. Maletskaya, Yu. N. Shavrukov, S. G. Veprev, E. I. Maletskaya, O. A. Kudryavtseva, A. V. Mglinets & M. A. Kostirya
doi:10.1038/343605a0
PDF (307K)
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| | An arrow's point 606
Robert M. Wald reviews The Physical Basis of the Direction of Time
By
H. D. Zeh
doi:10.1038/343606a0
PDF (157K)
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| | Review Articles | |
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| | Abrupt climate fluctuations in the tropics: the influence of Atlantic Ocean circulation 607
F. Alayne Street-Perrott & R. Alan Perrott
doi:10.1038/343607a0
Abstract & References | PDF (667K)
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| | Evidence for two-step deglaciation and its impact on North Atlantic
deep-water circulation 612
E. Jansen & T. Veum
doi:10.1038/343612a0
Abstract & References | PDF (579K)
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| | Cloning of the T gene required in mesoderm formation in the mouse 617
Bernhard G. Herrmann, Siegfried Labeit, Annemarie Poustka, Thomas R. King & Hans Lehrach
doi:10.1038/343617a0
Abstract & References | PDF (639K)
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| | Letters | |
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| | Ozone destruction and bromine photochemistry at ground level in the Arctic spring 622
B. J. Finlayson-Pitts, F. E. Livingston & H. N. Berko
doi:10.1038/343622a0
First paragraph & References | PDF (435K)
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| | Dependence of catalytic rates on catalyst work function 625
C. G. Vayenas, S. Bebelis & S. Ladas
doi:10.1038/343625a0
First paragraph & References | PDF (315K)
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| | Estimates of Antarctic precipitation 627
David H. Bromwich
doi:10.1038/343627a0
First paragraph & References | PDF (360K)
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| | A record of Holocene summer climate from a Canadian high-Arctic ice core 630
R. M. Koerner & D. A. Fisher
doi:10.1038/343630a0
First paragraph & References | PDF (254K)
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| | Detection of a volcanic fracture opening in Japan using Global Positioning System measurements 631
Seiichi Shimada, Yukio Fujinawa, Shoji Sekiguchi, Shiro Ohmi, Takao Eguchi & Yoshimitsu Okada
doi:10.1038/343631a0
First paragraph & References | PDF (333K)
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| | Possible electrokinetic origin of large magnetic variations at La Fournaise volcano 633
J. Zlotnicki & J. L. Le Mouél
doi:10.1038/343633a0
First paragraph & References | PDF (439K)
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| | Variations in effective elastic thickness of the North American lithosphere 636
Timothy D. Bechtel, Donald W. Forsyth, Virgil L. Sharpton & Richard A. F. Grieve
doi:10.1038/343636a0
First paragraph & References | PDF (403K)
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| | Food thresholds and body size in cladocerans 638
Z. Maciej Gliwicz
doi:10.1038/343638a0
First paragraph & References | PDF (421K)
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| | Functional androdioecy in the flowering plant Datisca glomerata
641
Aaron Listen, Loren H. Rieseberg & Thomas
S. Elias
doi:10.1038/343641a0
First paragraph & References | PDF (245K)
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| | Programmed death of autoreactive thymocytes 642
H. Robson MacDonald & Rosemary K. Lees
doi:10.1038/343642a0
First paragraph & References | PDF (366K)
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| | A dimension reduction framework for understanding cortical maps 644
Richard Durbin & Graeme Mitchison
doi:10.1038/343644a0
First paragraph & References | PDF (537K)
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| | Calcium/calmodulin-dependent protein kinase II increases glutamate and noradrenaline release from synaptosomes 647
Robert A. Nichols, Talvinder S. Sihra, Andrew J. Czernik, Angus C. Nairn & Paul Greengard
doi:10.1038/343647a0
First paragraph & References | PDF (562K)
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| | Requirement for integration of signals from two distinct phosphorylation pathways for activation of MAP kinase 651
Neil G. Anderson, James L. Maller, Nicholas K. Tonks & Thomas W. Sturgill
doi:10.1038/343651a0
First paragraph & References | PDF (357K)
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| | Low dimensional chaos in cardiac tissue 653
Dante R. Chialvo, Robert F. Gilmour Jr & Jose Jalife
doi:10.1038/343653a0
First paragraph & References | PDF (549K)
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| | Expression pattern of the mouse T gene and its role in mesoderm formation 657
David G. Wilkinson, Sangita Bhatt & Bernhard G. Herrmann
doi:10.1038/343657a0
First paragraph & References | PDF (496K)
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| | HIV susceptibility conferred to human fibroblasts by cytomegalovirus-induced Fc receptor 659
Jane A. McKeating, Paul D. Griffiths & Robin A. Weiss
doi:10.1038/343659a0
First paragraph & References | PDF (416K)
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| | Subcellular fate of the lnt-2 oncoprotein is determined by choice of initiation codon 662
Piers Acland, Mark Dixon, Gordon Peters & Clive Dickson
doi:10.1038/343662a0
First paragraph & References | PDF (521K)
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| | Retinoblastoma in transgenic mice 665
Jolene J. Windle, Daniel M. Albert, Joan M. O'Brien, Dennis M. Marcus, Christine M. Disteche, Rene Bernards & Pamela L. Mellon
doi:10.1038/343665a0
First paragraph & References | PDF (792K)
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| | Non-hydrophobic extracytoplasmic determinant of stop transfer in the prion
protein 669
C. Spencer Yost, Charles D. Lopez, Stanley B. Prusiner, Rchard M Myers & Vishwanath R. Lingappa
doi:10.1038/343669a0
First paragraph & References | PDF (539K)
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| | Progress | |
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| | Software for smart users 673
This week's focus on scientific software features a program for protein and DNA sequence analysis, a 3-D graphics program and software to ease your way through complex mathematical problems.
Diane Gershon
doi:10.1038/343673a0
PDF (710K)
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