| | Opinion |  |
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| | Who will exploit academic ideas? 259
The wheel has come full circle in Britain, where the government is about to remove a monopoly on public innovations. Universities hope to benefit. They may not.
doi:10.1038/305259a0
PDF (130K)
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| | Policy by merger 259
Taking scissors and paste to the US bureaucracy is fashionable but could be dangerous.
doi:10.1038/305259b0
PDF (278K)
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| | Aircraft and missiles 260
Why not use the Korean aircraft tragedy to build a missile monitoring system?
doi:10.1038/305260a0
PDF (147K)
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| | News | |
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| | French budget: Spending is slashed but not for science 261
Robert Walgate
doi:10.1038/305261a0
PDF (127K)
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| | CERN breaks new ground 261
Robert Walgate
doi:10.1038/305261b0
PDF (127K)
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| | US agrigentic: Suit filed against NIH 262
Peter David
doi:10.1038/305262a0
PDF (140K)
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| | How bacteria can protect plants 262
Peter David
doi:10.1038/305262b0
PDF (140K)
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| | Ethylene dibromide: Tighter rules on use proposed 263
Peter David
doi:10.1038/305263a0
PDF (141K)
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| | Fast reactors: Europe's ambitions surface 263
Tim Beardsley
doi:10.1038/305263b0
PDF (141K)
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| | AIDS research: Is there really a virus? 264
Geert Linnebank
doi:10.1038/305264a0
PDF (200K)
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| | Australia: CSIRO in tangle with government 264
Vimala Sarma
doi:10.1038/305264b0
PDF (200K)
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| | UK research councils: Where the cuts may come 265
Tim Beardsley
doi:10.1038/305265a0
PDF (140K)
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| | Hopes for Insat-1B 265
Sunil Saraf
doi:10.1038/305265b0
PDF (140K)
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| | UK biotechnology: Industry joins the universities 265
Tim Beardsley
doi:10.1038/305265c0
PDF (140K)
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| | Drug identification: Reading the tablets 266
Melanie Kee
doi:10.1038/305266a0
PDF (132K)
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| | Czechoslovak education: Catching up on science 266
Vera Rich
doi:10.1038/305266b0
PDF (132K)
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| | Soviet Far East: Not quite a closed area 267
Vera Rich
doi:10.1038/305267a0
PDF (158K)
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| | Correspondence | |
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| | Is CO2 euthanasia humane? 268
ROGER EWBANK
doi:10.1038/305268a0
PDF (145K)
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| | Is CO2 euthanasia humane? 268
W.D.M. PATON
doi:10.1038/305268b0
PDF (145K)
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| | Power in Washington 268
JAMES C. ALBRECHT
doi:10.1038/305268c0
PDF (145K)
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| | Homology redirected 268
ROYALL T. MOORE
doi:10.1038/305268d0
References | PDF (145K)
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| | Commentary |  |
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| | Gradualism, punctuated equilibrium and the Origin of Species
269
Darwin's views on the 'tempo and mode' of evolution are examined through six successive editions of the Origin of Species and through unpublished manuscript material. Although Darwin was a gradualist, there was a significant overlap between his views and those of the proponents of the current theory of punctuated equilibrium.
Frank H.T. Rhodes
doi:10.1038/305269a0
References | PDF (550K)
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| | News and Views |  |
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| | How empty is the vacuum? 273
A solution to the problem of radiation from an atom in a loss-free cavity raises questions about the reality of emptiness.
John Maddox
doi:10.1038/305273a0
PDF (132K)
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| | Species extinction: More extinct island birds 274
Peter T. Boag
doi:10.1038/305274a0
References | PDF (278K)
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| | Genetic: Control of chromosome behaviour in yeast 275
Virginia A. Zakian
doi:10.1038/305275a0
References | PDF (139K)
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| | Molecular biology: Eukaryotic genes—are they under torsional stress? 276
David M. J. Lilley
doi:10.1038/305276a0
References | PDF (278K)
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| | Atmospheric chemistry: The oceans and the global sulphur budget 277
Suzanne Turner & Peter Liss
doi:10.1038/305277a0
References | PDF (139K)
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| | Geochemistry: Mantle heterogeneity and convection 278
H. Bougault, S. C. Cande, J.-G. Schilling, D. L. Turcotte & P. Olson
doi:10.1038/305278a0
PDF (288K)
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| | 100 years ago 278
doi:10.1038/305278b0
PDF (144K)
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| | Mineralogy: The epidote jigsaw 279
Colin Graham
doi:10.1038/305279a0
PDF (144K)
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| | Scientific Correspondence | |
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| | Lead toxicity from water 280
J. GALLACHER, L. HARRIS & P.C. ELWOOD
doi:10.1038/305280a0
References | PDF (127K)
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| | Pyrex, quartz and "polywater" 280
ARTHUR CHERKIN
doi:10.1038/305280b0
References | PDF (127K)
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| | Articles |  |
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| | The young Sun and the atmosphere and photochemistry of the early Earth 281
V. M. Canuto, J. S. Levine, T. R. Augustsson, C. L. Imhoff & M. S. Giampapa
doi:10.1038/305281a0
Abstract & References | PDF (683K)
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| | Phosphorylation of isocitrate dehydrogenase as a demonstration of enhanced sensitivity in covalent regulation 286
David C. LaPorte & Daniel E. Koshland Jr
doi:10.1038/305286a0
Abstract & References | PDF (588K)
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| | Letters | |
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| | Simultaneous acceleration of electrons and ions in solar flares 291
D. J. Forrest & E. L. Chupp
doi:10.1038/305291a0
First paragraph & References | PDF (207K)
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| | Successive electron and ion accelerations in impulsive solar flares on 7 and 21 June 1980 292
H. Nakajima, T. Kosugi, K. Kai & S. Enome
doi:10.1038/305292a0
First paragraph & References | PDF (325K)
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| | Microwave spectroscopy of H2O in the stratosphere and mesosphere 294
P. R. Schwartz, C. L. Croskey, R. M. Bevilacqua & J. J. Olivero
doi:10.1038/305294a0
First paragraph & References | PDF (235K)
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| | Fe-Ni-S-O layer phase in C2M carbonaceous chondrites—a hydrous sulphide? 295
D. J. Barber, A. Bourdillon & L. A. Freeman
doi:10.1038/305295a0
First paragraph & References | PDF (914K)
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| | Rare gases from the undepleted mantle? 298
David E. Fisher
doi:10.1038/305298a0
First paragraph & References | PDF (337K)
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| | Metamorphic and tectonic evolution of granulites, Arunta Block, central Australia 300
R. G. Warren
doi:10.1038/305300a0
First paragraph & References | PDF (546K)
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| | The Mesozoic marginal basin of central Peru 303
M. P. Atherton, W. S. Pitcher & V. Warden
doi:10.1038/305303a0
First paragraph & References | PDF (745K)
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| | Silver distributions and fluxes in north-east Pacific waters 306
J. H. Martin, G. A. Knauer & R. M. Gordon
doi:10.1038/305306a0
First paragraph & References | PDF (425K)
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| | Reduction of molecular sulphur by methanogenic bacteria 309
Karl O. Stetter & Günther Gaag
doi:10.1038/305309a0
First paragraph & References | PDF (381K)
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| | Helical microtubular arrays in onion root hairs 311
Clive W. Lloyd
doi:10.1038/305311a0
First paragraph & References | PDF (640K)
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| | Differential inhibition by erythro-9-[3-(2-hydroxynonyl)]adenine of flagella-like and cilia-like movement of Leishmania promastigotes 313
James Alexander & Roy G. Burns
doi:10.1038/305313a0
First paragraph & References | PDF (538K)
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| | Monensin inhibits initial spreading of cultured human fibroblasts 315
J. A. Pizzey, F. A. Bennett & G. E. Jones
doi:10.1038/305315a0
First paragraph & References | PDF (405K)
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| | Diacylglycerol and phorbol ester stimulate secretion without raising cytoplasmic free calcium in human platelets 317
T. J. Rink, A. Sanchez & T. J. Hallam
doi:10.1038/305317a0
First paragraph & References | PDF (365K)
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| | Different antiviral spectra of human macrophage interferon activities 319
David M. Bell, Norbert J. Roberts Jr & Caroline B. Hall
doi:10.1038/305319a0
First paragraph & References | PDF (351K)
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| | Characterization of melanin-concentrating hormone in chum salmon pituitaries 321
Hiroshi Kawauchi, Ichiro Kawazoe, Makoto Tsubokawa, Mitsuyo Kishida & Bridget I. Baker
doi:10.1038/305321a0
First paragraph & References | PDF (405K)
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| | Melatonin increases oestrogen receptor binding activity of human breast cancer cells 323
David N. Danforth Jr, Lawrence Tamarkin & Marc E. Lippman
doi:10.1038/305323a0
First paragraph & References | PDF (379K)
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| | Modulation of stress-induced ACTH release by corticotropin-releasing factor, catecholamines and vasopressin 325
Catherine Rivier & Wylie Vale
doi:10.1038/305325a0
First paragraph & References | PDF (365K)
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| | Inhibition of acetylcholine release from preganglionic frog nerves by ATP but not adenosine 327
E. M. Silinsky & B. L. Ginsborg
doi:10.1038/305327a0
First paragraph & References | PDF (252K)
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| | A novel active pentapeptide from chicken brain identified by antibodies to FMRFamide 328
G. J. Dockray, J. R. Reeve Jr, J. Shively, R. J. Gayton & C. S. Barnard
doi:10.1038/305328a0
First paragraph & References | PDF (335K)
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| | Heat shock proteins, first major products of zygotic gene activity in mouse embryo 331
O. Bensaude, C. Babinet, M. Morange & F. Jacob
doi:10.1038/305331a0
First paragraph & References | PDF (539K)
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| | Regulated expression of the human  -globin gene family in murine erythroleukaemia cells 333
S. Wright, E. deBoer, F. G. Grosveld & R. A. Flavell
doi:10.1038/305333a0
First paragraph & References | PDF (509K)
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| | Signals regulating hepatitis B surface antigen transcription 336
Roberto Cattaneo, Hans Will, Nouria Hernandez & Heinz Schaller
doi:10.1038/305336a0
First paragraph & References | PDF (441K)
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| | Dependence of Z-DNA antibody binding to polytene chromosomes on acid fixation and DNA torsional strain 338
Ronald J. Hill & B. David Stollar
doi:10.1038/305338a0
First paragraph & References | PDF (559K)
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| | Common site of integration of HTLV in cells of three patients with mature T-cell leukaemia−lymphoma: a retraction 340
Beatrice Hahn, Vittorio Manzari, Sandra Colombini, Genoveffa Franchini, Robert C. Gallo & Flossie Wong-Staal
doi:10.1038/305340a0
PDF (181K)
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| | Book Reviews | |
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| | Human strata 341
Edmund Leach reviews The Identity of Man: As Seen by an Archaeologist.
By
Grahame Clark
doi:10.1038/305341a0
PDF (344K)
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| | Holding the atomic reins 342
Robert Press reviews Nuclear Power Struggles: Industrial Competition and Proliferation Control.
By
William Walker & Mans Lönnroth
doi:10.1038/305342a0
PDF (285K)
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| | Mineral matters 343
Roger G. Burns reviews Orthosilicates. Vol. 1A of the second edition of Rock-Forming Minerals.
By
W.A. Deer, R.A. Howie & J. Zussman
doi:10.1038/305343a0
PDF (142K)
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| | Laws for the land 343
Richard Macrory reviews Planning and Pollution: An examination of the Role of Land Use Planning in the Protection of Environmental Quality.
By
Christopher Miller & Christopher Wood
doi:10.1038/305343b0
PDF (278K)
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| | Photon reading 344
P. Mathis reviews Light Reaction Path of Photosynthesis.
Edited by
Francis K. Fong
doi:10.1038/305344a0
PDF (139K)
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| | Particle flows 344
K.G. Emeleus reviews Electric Plasmas: Their Nature and Uses.
By
A. von Engel
doi:10.1038/305344b0
PDF (139K)
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| | Announcements | |
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| | Announcements 345
doi:10.1038/305345a0
PDF (269K)
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