| | Opinion |  |
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| | Embryo research and abortion 673
abortion
The British government's promised bill on embryo research, now imminent, seems bound to provoke an unwanted argument on abortion. But it is not too late to amend the bill and make it better.
doi:10.1038/341673a0
PDF (117K)
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| | California lessons 673
Earthquake protection is plainly possible, as the Cali-fornian earthquake showed. But who else can afford it?
doi:10.1038/341673b0
PDF (236K)
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| | Research by numbers 674
British research councils may have sacrificed too much autonomy for administrative flexibility.
doi:10.1038/341674a0
PDF (134K)
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| | News | |
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| | Adaptive optics shown on French telescope 675
Steven Dickman
doi:10.1038/341675a0
PDF (144K)
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| | Sex survey gets Wellcome support 675
Ben Webb
doi:10.1038/341675b0
PDF (144K)
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| | Galileo takes off at last 675
Ben Webb
doi:10.1038/341675c0
PDF (144K)
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| | Bay area laboratories do well 676
Robert Buderi
doi:10.1038/341676a0
PDF (149K)
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| | The physics of destruction 676
Robert Buderi
doi:10.1038/341676b0
PDF (149K)
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| | A successful prediction? 677
Laura Garwln
doi:10.1038/341677a0
PDF (144K)
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| | Earthquake magnitudes 677
doi:10.1038/341677b0
PDF (144K)
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| | France, Australia left in cold 678
Peter Coles
doi:10.1038/341678a0
PDF (158K)
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| | Baltimore accepts, amid controversy 678
Christine McGourty
doi:10.1038/341678b0
PDF (158K)
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| | First woman nominated 678
Christine McGourty
doi:10.1038/341678c0
PDF (158K)
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| | European trials of AZT to continue 678
Peter Coles
doi:10.1038/341678d0
PDF (158K)
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| | Noncommittal outcome 679
David Lindley
doi:10.1038/341679a0
PDF (147K)
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| | Speak softly or carry a big stick 679
Christine McGourty
doi:10.1038/341679b0
PDF (147K)
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| | Readmission with strings
680
Vera Rich
doi:10.1038/341680a0
PDF (150K)
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| | Death-knell for LD50?
680
Ben Webb
doi:10.1038/341680b0
PDF (150K)
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| | Laboratory directors fight bureaucrats 680
K. S. Jayaraman
doi:10.1038/341680c0
PDF (150K)
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| | New advisory board approved 681
Christine McGourty
doi:10.1038/341681a0
PDF (155K)
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| | Britain regulates organism release 681
Ben Webb
doi:10.1038/341681b0
PDF (155K)
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| | Microinjection patent granted 681
Christine McGourty
doi:10.1038/341681c0
PDF (155K)
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| | Correspondence | |
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| | Conflict of interest 682
PHILIP SIEKEVITZ
doi:10.1038/341682a0
PDF (146K)
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| | Conflict of interest 682
DAVID F. HORROBIN
doi:10.1038/341682b0
PDF (146K)
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| | Alkaline rain? 682
GEORGE B. KAUFFMAN
doi:10.1038/341682c0
PDF (146K)
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| | To boldly go ... 682
DAVID BRIN
doi:10.1038/341682d0
PDF (146K)
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| | Plagiarism. 682
IAN J. GORDON
doi:10.1038/341682e0
PDF (146K)
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| | Mirror in space 682
KEPA ZUBIA
doi:10.1038/341682f0
PDF (146K)
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| | Commentary |  |
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| | The future of research in medicine 683
The government intends to reform Britain's National Health Service. Medical research —much of which is supported by charities —will suffer if the government does not think again.
John Galloway
doi:10.1038/341683a0
PDF (413K)
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| | News and Views |  |
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| | Transgenic route runs into sand 686
A spectacular claim that spermatozoa can carry foreign DNA into mouse eggs to make transgenic mice has not been confirmed, but there are no grounds for saying that it should never have been published.
John Maddox
doi:10.1038/341686a0
PDF (144K)
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| | New rumbles on deep sources 687
Cliff Frohlich
doi:10.1038/341687a0
References | PDF (273K)
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| | Neck and neck 688
Michael A. Taylor
doi:10.1038/341688a0
References | PDF (277K)
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| | Controlling crystal growth 689
Colin Humphreys
doi:10.1038/341689a0
PDF (140K)
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| | Twitching and switching 690
Allen Selverston
doi:10.1038/341690a0
References | PDF (287K)
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| | Antarctic differences of opinion 691
I. P. Wright & Monica M. Grady
doi:10.1038/341691a0
PDF (153K)
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| | Convergence of drug action 692
Robert B. Freedman
doi:10.1038/341692a0
References | PDF (151K)
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| | Galactic chemical evolution 692
R. F. Carswell
doi:10.1038/341692b0
References | PDF (291K)
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| | Hopeful genes and immunology 693
Dale E. McFarlin & Peter J. Lachmann
doi:10.1038/341693a0
PDF (301K)
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| | Sound of silence 694
David Jones
doi:10.1038/341694a0
PDF (162K)
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| | Scientific Correspondence | |
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| | Satellite data contamination 695
ALAN ROBOCK
doi:10.1038/341695a0
References | PDF (150K)
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| | Satellite data contamination 695
ALAN E. STRONG
doi:10.1038/341695b0
References | PDF (150K)
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| | High table tales 695
MARK WILLIAMSON
doi:10.1038/341695c0
PDF (150K)
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| | High table tales 695
ROBERT M. MAY
doi:10.1038/341695d0
PDF (150K)
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| | Mummified enzymes 696
U. WESER, R. MIESEL, H.-J. HARTMANN & W. HEIZMANN
doi:10.1038/341696a0
References | PDF (150K)
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| | Screening for cystic fibrosis 696
ALISTAIR D. STEWART
doi:10.1038/341696b0
References | PDF (150K)
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| | Book Reviews | |
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| | In the political orbit 697
John Noble Wilford reviews Journey Into Space: The First Thirty Years of Space Exploration
by
Bruce Murray
doi:10.1038/341697a0
PDF (321K)
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| | On manus and pes 698
Bernard Wood reviews Functional Morphology of the Evolving Hand and Foot
by
O. J. Lewis
doi:10.1038/341698a0
PDF (158K)
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| | Yorick's luck 699
Mark Ridley reviews Sex and Death in Protozoa: The History of an Obsession
By
Graham Bell
doi:10.1038/341699a0
PDF (226K)
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| | The Eagle Nebula 699
doi:10.1038/341699b0
PDF (226K)
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| | Starting with stars 700
John Lattanzio reviews The Fundamentals of Stellar Astrophysics
By
George W. Collins II
doi:10.1038/341700a0
PDF (148K)
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| | Out of this world 700
Michael Rowan-Robinson reviews Encyclopedia of Astronomy and Astrophysics
by
Robert A. Steven N. MeyersShore
doi:10.1038/341700b0
PDF (148K)
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| | Articles |  |
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| | Comprehensive sonar imaging of the Easter microplate 701
R. C. Searle, R. I. Rusby, J. Engeln, R. N. Hey, J. Zukin, P. M. Hunter, T. P. LeBas, H.-J. Hoffman & R. Livermore
doi:10.1038/341701a0
Abstract & References | PDF (658K)
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| | Three-dimensional crystal structures of Escherichia coli met repressor with and without corepressor 705
John B. Rafferty, William S. Somers, Isabella Saint-Girons & Simon E. V. Phillips
doi:10.1038/341705a0
Abstract & References | PDF (658K)
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| | Cooperative tandem binding of met repressor of Escherichia coli
711
Simon E. V. Phillips, Iain Manfield, Isobel Parsons, Barrie E. Davidson, John B. Rafferty, William S. Somers, Danielle Margarita, Georges N. Cohen, Isabelle Saint-Girons & Peter G. Stockley
doi:10.1038/341711a0
Abstract & References | PDF (571K)
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| | Muscle-specific gene expression controlled by a regulatory element lacking a MyoDl-binding site 716
T. J. Baldwin & S. J. Burden
doi:10.1038/341716a0
Abstract & References | PDF (644K)
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| | Letters | |
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| | Discovery of intergalactic radio emission in the Coma−A1367 supercluster 720
K.-T. Kim, P. P. Kronberg, G. Giovannini & T. Venturi
doi:10.1038/341720a0
First paragraph & References | PDF (494K)
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| | Low magnetic flux noise observed in laser-deposited in situ films of YB2Cu3O
y
and implications for high- Tc
SQUIDs 723
M. J. Ferrari, Mark Johnson, Frederick C. Wellstood, John Clarke, A. Inam, X. D. Wu, L. Nazar & T. Venkatesan
doi:10.1038/341723a0
First paragraph & References | PDF (320K)
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| | Are classical weak-link models adequate to explain the current−voltage characteristics in bulk YBa2Cu3O7? 725
S. S. Bungre, R. Meisels, Z. X. Shen & A. D. Caplin
doi:10.1038/341725a0
First paragraph & References | PDF (321K)
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| | Separation of nitrogen and oxygen isotopes by liquid chromatography 727
Nobuo Tanaka, Ken Hosoya, Kazuhiro Nomura, Tadanori Yoshimura, Takehiro Ohki, Ryohei Yamaoka, Kazuhiro Kimata & Mikio Araki
doi:10.1038/341727a0
First paragraph & References | PDF (219K)
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| | Biases in satellite-derived sea-surface-temperature data 728
Richard W. Reynolds, Chris K. Folland & David E. Parker
doi:10.1038/341728a0
First paragraph & References | PDF (412K)
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| | Beryllium in marine pore waters: geochemical and geochronological implications 731
D. L. Bourlès, G. Klinkhammer, A. C. Campbell, C. I. Measures, E. T. Brown & J. M. Edmond
doi:10.1038/341731a0
First paragraph & References | PDF (295K)
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| | A new self-organizing mechanism for deep-focus earthquakes 733
H. W. Green II & P. C. Burnley
doi:10.1038/341733a0
First paragraph & References | PDF (634K)
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| | Perception of multiple transparent planes in stereo vision 737
Daphna Weinshall
doi:10.1038/341737a0
First paragraph & References | PDF (370K)
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| | Arachidonic acid induces a long-term activity-dependent enhancement of synaptic transmission in the hippocampus 739
J. H. Williams, M. L. Errington, M. A. Lynch & T. V. P. Bliss
doi:10.1038/341739a0
First paragraph & References | PDF (499K)
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| | T cell depletion in transgenic mice carrying a mutant gene for TCR-
742
Paul Krimpenfort, Ferry Ossendorp, Jannie Borst, Cornelis Melief & Anton Berns
doi:10.1038/341742a0
First paragraph & References | PDF (546K)
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| | Selective development of CD4+ T cells in transgenic mice expressing a class II MHC-restricted antigen receptor 746
Jonathan Kaye, Mei-Ling Hsu, Marie-Elizabeth Sauron, Stephen C. Jameson, Nicholas R. J. Gascoigne & Stephen M. Hedrick
doi:10.1038/341746a0
First paragraph & References | PDF (421K)
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| | Peptide-dependent recognition of H−2Kb by alloreactive cytotoxic T lymphocytes 749
William R. Heath, Melissa E. Hurd, Francis R. Carbone & Linda A. Sherman
doi:10.1038/341749a0
First paragraph & References | PDF (458K)
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| | A macrophage Fc
receptor and the mast cell receptor for IgE share an identical subunit 752
Chisei Ra, Marie-Hélène E. Jouvin, Ulrich Blank & Jean-Pierre Kinet
doi:10.1038/341752a0
First paragraph & References | PDF (325K)
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| | A cytosolic binding protein for the immunosuppressant FK506 has peptidyl-prolyl isomerase activity but is distinct from cyclophilin 755
John J. Siekierka, Shirley H. Y. Hung, Martin Poe, C. Shirley Lin & Nolan H. Sigal
doi:10.1038/341755a0
First paragraph & References | PDF (357K)
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| | A receptor for the immuno-suppressant FK506 is a cis−trans peptidyl-prolyl isomerase 758
Matthew W. Harding, Andrzej Galat, David E. Uehling & Stuart L. Schreiber
doi:10.1038/341758a0
First paragraph & References | PDF (347K)
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| | Characterization of a homologue of bithorax-complex genes in the leech Hirudo medicinalis
760
Joanna W. Wysocka-Diller, Gabriel O. Aisemberg, Miriam Baumgarten, Michael Levine & Eduardo R. Macagno
doi:10.1038/341760a0
First paragraph & References | PDF (625K)
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| | Fluorescence energy transfer shows that the four-way DNA junction is a right-handed cross of antiparallel molecules 763
Alastair I. H. Murchie, Robert M. Clegg, Eberhard von Krtzing, Derek R. Duckett, Stephan Diekmann & David M. J. Lilley
doi:10.1038/341763a0
First paragraph & References | PDF (466K)
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|
| | Correction | |
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| | Correlation between the anaesthetic effect of halothane and saturable binding in brain 766
A. S. Evers, B. A. Berkowitz & D. A. d'Avignon
doi:10.1038/341766a0
References | PDF (118K)
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| | Product Reviews | |
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| | Computers in behavioural research 767
Event recording methods have evolved from stopwatches and checksheets, through chart recorders and dedicated electronic event recorders, to flexible systems based on off-the-shelf microcomputers.
L. P. J. J. Noldus, E. L. H. M. van de Loo & P. H. A. Timmers
doi:10.1038/341767a0
References | PDF (279K)
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| | New tools for neuroscience 768
Exhibits at next week's American Society for Neuroscience Annual Meeting in Phoenix, Arizona include eicosanoid EIA kits and an activity monitor.
doi:10.1038/341768a0
PDF (146K)
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