| | Opinion |  |
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| | Reagan's non-existent science advisors 279
doi:10.1038/290279a0
PDF (126K)
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| | How not to run telecommunications 279
doi:10.1038/290279b0
PDF (276K)
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| | News | |
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| | DNA guidelines for further attenuation 281
NIH to consider new voluntary provisions
David Dickson
doi:10.1038/290281a0
PDF (309K)
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| | Guidelines transgressor let off lightly 281
David Dickson
doi:10.1038/290281b0
PDF (132K)
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| | UK research councils: Spending too soon 282
Judy Redfearn
doi:10.1038/290282a0
PDF (178K)
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| | Polish academics: Degrees in question 282
Vera Rich
doi:10.1038/290282b0
PDF (178K)
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| | US universities: Commercial interest 283
David Dickson
doi:10.1038/290283a0
PDF (141K)
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| | New NASA man 283
David Dickson
doi:10.1038/290283b0
PDF (141K)
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| | UK astronomy: Change of direction 283
Judy Redfearn
doi:10.1038/290283c0
PDF (278K)
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| | Oak tree wilt: Europe in dread 284
Jasper Becker
doi:10.1038/290284a0
PDF (138K)
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| | Soviet higher education: Candidates change 284
Vera Rich
doi:10.1038/290284b0
PDF (138K)
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| | Irish research and development: Marching to Georgia 284
Robert Walgate
doi:10.1038/290284c0
PDF (321K)
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| | Bulgarian astronomers look up and abroad 285
Vera Rich
doi:10.1038/290285a0
PDF (184K)
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| | UK universities: Jobs to be cut? 285
Judy Redfearn
doi:10.1038/290285b0
PDF (184K)
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| | Correspondence | |
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| | Toxicity testing 286
LESLEY SARGEANT
doi:10.1038/290286a0
PDF (138K)
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| | Inherited tolerance? 286
K.W. JONES
doi:10.1038/290286b0
References | PDF (138K)
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| | Exhibit dismay 286
G.G. SIMPSON
doi:10.1038/290286c0
References | PDF (138K)
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| | Evolving theory 286
R.V. HESKETH
doi:10.1038/290286d0
PDF (138K)
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| | Evolving theory 286
P.L. MILLER
doi:10.1038/290286e0
References | PDF (138K)
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| | News and Views |  |
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| | Genes pieced together — exons delineate homologous structures of diverged lysozymes 287
Peter J. Artymiuk, Colin C.F. Blake & Albrecht E. Sippel
doi:10.1038/290287a0
References | PDF (230K)
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| | Waves, turbulence, solar convection and ozone 288
Michael McIntyre
doi:10.1038/290288a0
PDF (269K)
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| | Climatic variation in San Diego 289
M.J. Salinger & C.B. Sear
doi:10.1038/290289a0
References | PDF (279K)
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| | The return of Halley 290
David W. Hughes
doi:10.1038/290290a0
PDF (327K)
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| | Hybrid myosins 291
Dixie W. Frederiksen
doi:10.1038/290291a0
References | PDF (387K)
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| | Two distinct types of oceanic plateau 292
Peter J. Smith
doi:10.1038/290292a0
PDF (335K)
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| | The Falls of Niagara in Winter 292
doi:10.1038/290292b0
PDF (203K)
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| | Idiotype restriction in myasthenia gravis antibodies 293
Angela Vincent
doi:10.1038/290293a0
PDF (265K)
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| | Disposing of dioxins by oxidation 294
Alastair Hay
doi:10.1038/290294a0
PDF (131K)
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| | Articles |  |
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| | Orbital signature of interglacials 295
G. Kukla, A. Berger, R. Lotti & J. Brown
doi:10.1038/290295a0
Abstract & References | PDF (667K)
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| | A carbon budget for overfishing off Peru 300
John J. Walsh
doi:10.1038/290300a0
Abstract & References | PDF (582K)
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In vivo sequence requirements of the SV40 early promoter region 304
Christophe Benoist & Pierre Chambon
doi:10.1038/290304a0
Abstract & References | PDF (930K)
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| | The SV40 early region TATA box is required for accurate in vitro initiation of transcription 310
Diane J. Mathis & Pierre Chambon
doi:10.1038/290310a0
Abstract & References | PDF (926K)
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| | Letters | |
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| | Pulsar and diffuse contributions to observed galactic  radiation 316
A. K. Harding & F. W. Stecker
doi:10.1038/290316a0
First paragraph & References | PDF (377K)
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| | Changes in orientation and appearance of the 100 m arc s radio structure in SS433 318
R. T. Schilizzi, G. K. Miley, J. D. Romney & R. E. Spencer
doi:10.1038/290318a0
First paragraph & References | PDF (346K)
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| | Acetonitrile in the stratosphere—implications from laboratory studies 321
H. Böhringer & F. Arnold
doi:10.1038/290321a0
First paragraph & References | PDF (244K)
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| | Unusual PT dependence of thermal conductivity for a clathrate hydrate 322
R. G. Ross, P. Andersson & G. Bäckström
doi:10.1038/290322a0
First paragraph & References | PDF (249K)
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| | Destruction of polychlorodibenzo-p-dioxins 323
D. C. Ayres
doi:10.1038/290323a0
First paragraph & References | PDF (233K)
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| | A new pyroxene fractionation trend from a layered basic intrusion 325
J. R. Wilson, K. H. Esbensen & P. Thy
doi:10.1038/290325a0
First paragraph & References | PDF (245K)
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| | Submarine chutes on the slopes of fjord deltas 326
David B. Prior, Wm J. Wiseman Jr & W. R. Bryant
doi:10.1038/290326a0
First paragraph & References | PDF (439K)
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| | Foraminifera distribution of provinces in the Gulf of Mexico 328
Stephen J. Culver & Martin A. Buzas
doi:10.1038/290328a0
First paragraph & References | PDF (257K)
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| | Mimicry of antenna and photo-protective carotenoid functions by a synthetic carotenoporphyrin 329
René V. Bensasson, Edward J. Land, Ana L. Moore, Robert L. Crouch, Gary Dirks, Thomas A. Moore & Devens Gust
doi:10.1038/290329a0
First paragraph & References | PDF (416K)
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| | Absence of ocular dominance patches in dark-reared cats 332
N. V. Swindale
doi:10.1038/290332a0
First paragraph & References | PDF (264K)
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| | Common precursor of lysozymes of hen egg-white and bacteriophage T4 334
B. W. Matthews, M. G. Grütter, W. F. Anderson & S. J. Remington
doi:10.1038/290334a0
First paragraph & References | PDF (240K)
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| | Unusual filterable oncogenic agent isolated from horizontally transmitted Syrian hamster lymphomas 336
Joseph H. Coggin Jr, John E. Oakes, Robert J. Huebner & Ray Gilden
doi:10.1038/290336a0
First paragraph & References | PDF (341K)
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| | (Na+ + K+) ATPase has one functioning phosphorylation site per  subunit 338
W. H. M. Peters, H. G. P Swarts, J. J. H. H. M. de Pont, F. M. A. H. Schuurmans Stekhoven & S. L. Bonting
doi:10.1038/290338a0
First paragraph & References | PDF (227K)
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| | Diversity of immunoglobulin expression in leukaemic cells resembling B-lymphocyte precursors 339
L. B. Vogler, J. L. Preud'homme, M. Seligmann, W. E. Gathings, W. M. Crist, M. D. Cooper & F. J. Bollum
doi:10.1038/290339a0
First paragraph & References | PDF (313K)
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| | Natural occurrence but lack of melanotrophic activity of -MSH in fish 341
C. McLean & P. J. Lowry
doi:10.1038/290341a0
First paragraph & References | PDF (299K)
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| | Slow-reacting substances (leukotrienes) contract human airway and pulmonary vascular smooth muscle in vitro
343
C. J. Hanna, M. K. Bach, P. D. Pare & R. R. Schellenberg
doi:10.1038/290343a0
First paragraph & References | PDF (220K)
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| | Book Reviews |  |
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| | Genes and culture: an awkward hybrid 345
Richard Dawkins reviews Programmed to Learn: An Essay on the Evolution of Culture
By
H. Ronald Pulliam & Christopher Dunford
doi:10.1038/290345a0
PDF (261K)
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| | Surprising structures of nucleic acids 346
C.W. Hilbers reviews Nucleic Acid Geometry and Dynamics.
Edited By
R. H. Sarma
doi:10.1038/290346a0
PDF (135K)
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| | Stuck on bacteria 346
N. Sharon reviews Bacterial Adherence. Receptors and Recognition, Series B, Vol.6.
Edited By
E. H. Beachey
doi:10.1038/290346b0
PDF (342K)
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| | Perspective on the flowering of Fermiology 347
Walter A. Harrison reviews Electrons at the Fermi Surface.
Edited By
M. Springford
doi:10.1038/290347a0
PDF (360K)
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| | Polemics for palynologists 348
Peter D. Moore reviews The Northwest European Pollen Flora, Vol. II.
Edited By
W. Punt & G.C.S. Clarke
doi:10.1038/290348a0
PDF (136K)
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| | Confusing collisions 348
I. S. Grant reviews Deep-Inelastic and Fusion Reactions with Heavy Ions. Lecture Notes in Physics, 117.
Edited By
W. von Oertzen
doi:10.1038/290348b0
PDF (136K)
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| | Corrigendum 348
doi:10.1038/290348c0
PDF (138K)
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