| | Opinion |  |
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| | Many catastrophes too many 171
The concatenation of human catastrophes in the past few months has found the world unable or unwilling to deal with them: does realism suggest they are beyond aid?
doi:10.1038/351171a0
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| | News | |
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| | US getting little help in funding the SSC 173
Robert Pool
doi:10.1038/351173a0
PDF (156K)
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| | Flowers, opera and art 173
Christopher Anderson
doi:10.1038/351173b0
PDF (156K)
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| | Spat over Gulf War windfall 174
Christopher Anderson
doi:10.1038/351174a0
PDF (168K)
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| | Magellan gets set to fill in Venus's gaps 174
Roland Pease
doi:10.1038/351174b0
PDF (168K)
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| | Door opens for national labs 175
David Swinbanks
doi:10.1038/351175a0
PDF (233K)
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| | National lab researchers dissatisfied 175
D. S.
doi:10.1038/351175b0
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| | An economic case for environmental cooperation
175
Peter Aldhous
doi:10.1038/351175c0
PDF (233K)
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| | Hazards of risk assessment 176
Christopher Anderson
doi:10.1038/351176a0
PDF (159K)
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| | Europe woos Japan 177
Peter Aldhous & David Swinbanks
doi:10.1038/351177a0
PDF (160K)
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| | Early flight pioneer commemorated 177
Steven Dickman
doi:10.1038/351177b0
PDF (160K)
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| | Alvey lessons unheeded 178
Peter Aldhous
doi:10.1038/351178a0
PDF (160K)
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| | Bones go home 178
Peter Aldhous
doi:10.1038/351178b0
PDF (162K)
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| | Correspondence | |
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| | A universal Hamlet? 179
E. ELOMAA
doi:10.1038/351179a0
PDF (149K)
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| | A universal Hamlet? 179
EMMANUEL T. RAKITZIS
doi:10.1038/351179b0
References | PDF (149K)
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| | Origin of AIDS 179
G. LECATSAS
doi:10.1038/351179c0
References | PDF (149K)
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| | Misuse of words 179
FRIEDRICH KATSCHER
doi:10.1038/351179d0
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| | News and Views |  |
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| | Margot O'Toole's record of events 180
The Baltimore saga continues. These excerpts from Dr Margot OToole's comments on the recent draft report by the US NIH's Office of Scientific Integrity contradict at several points last week's statement by Dr David Baltimore.
Margot O'Toole
doi:10.1038/351180a0
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| | Oddballs from the Cambrian start to get even 184
Stefan Bengtson
doi:10.1038/351184a0
References | PDF (317K)
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| | Binding by design 185
Dagmar Ringe
doi:10.1038/351185a0
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| | No change down under 186
W. H. Berger
doi:10.1038/351186a0
References | PDF (296K)
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| | Movement on two fronts 187
Richard Vallee
doi:10.1038/351187a0
References | PDF (298K)
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| | Consider the coiled coil 188
Henry R. Bourne
doi:10.1038/351188a0
References | PDF (502K)
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| | Seeing through the fruits of deception 189
Peter D. Moore
doi:10.1038/351189a0
PDF (191K)
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| | Dead right 190
doi:10.1038/351190a0
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| | Size is important 190
doi:10.1038/351190b0
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| | Ring ratings 190
doi:10.1038/351190c0
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| | Slow-motion galactic birth 191
Joseph Silk
doi:10.1038/351191a0
PDF (152K)
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| | Iceland melting dynamics 191
Rob Ellam
doi:10.1038/351191b0
References | PDF (292K)
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| | Desert shield 192
David Jones
doi:10.1038/351192a0
PDF (157K)
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| | Scientific Correspondence | |
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| | Dispersal via whale bones 193
D. M. MARTILL, A. R. I. CRUICKSHANK & M. A. TAYLOR
doi:10.1038/351193a0
References | PDF (148K)
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| | Human circadian rhythms 193
RICHARD E. KRONAUER, MEGAN E. JEWETT & CHARLES A. CZEISLER
doi:10.1038/351193b0
References | PDF (148K)
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| | The right way 193
Z. F. LIU, K. HASHIMOTO & A. FUJISHIMA
doi:10.1038/351193c0
References | PDF (148K)
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| | Mitochondrial base prediction 194
ABDELLATIF EL MEZIANE & HOWARD T. JACOBS
doi:10.1038/351194a0
References | PDF (148K)
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| | Clues to action of cdc25 protein 194
SERGIO MORENO & PAUL NURSE
doi:10.1038/351194b0
References | PDF (148K)
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| | Conscious or unconscious? 194
BENJAMIN LIBET
doi:10.1038/351194c0
References | PDF (282K)
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| | FK506 and protein kinase C 195
MAXIMILIAN TROPSCHUG & RENATE HOFMANN
doi:10.1038/351195a0
References | PDF (150K)
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| | Lake Nyos dam threat 195
JOHN P. LOCKWOOD & ROBERT L SCHUSTER
doi:10.1038/351195b0
References | PDF (311K)
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| | Hominid dental development 196
A. D. BEYNON & M. C. DEAN
doi:10.1038/351196a0
References | PDF (178K)
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| | Book Reviews |  |
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| | Telling tails 197
D. E Brownlee reviews Physics and Chemistry of Comets
Edited by
W. F. Heubner
doi:10.1038/351197a0
PDF (122K)
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| | Growing old gracefully 198
Linda Partridge reviews Longevity, Senescence and the Genome
By
Caleb E. Finch
doi:10.1038/351198a0
PDF (162K)
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| | A hero's fight 199
Barbara J. Culliton reviews Beyond Love
By
Dominique Lapierre
doi:10.1038/351199a0
PDF (137K)
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| | Sketches of science 199
James C. G. Walker reviews Chemical Evolution: Origin of the Elements, Molecules and Living Systems
By
Stephen F. Mason
doi:10.1038/351199b0
PDF (282K)
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| | Memory's Holy Grail 200
Stuart Sutherland reviews
doi:10.1038/351200a0
PDF (162K)
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| | Articles |  |
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| | Dynamic melting of the Iceland plume 201
T. R. Elliott, C. J. Hawkesworth & K. Grönvold
doi:10.1038/351201a0
Abstract & References | PDF (732K)
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| | Two different microtubule-based motor activities with opposite polarities in kinetochores 206
Anthony A. Hyman & Timothy J. Mitchison
doi:10.1038/351206a0
Abstract & References | PDF (755K)
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| | Letters | |
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| | Evidence from stellar abundances for a large age difference between two globular clusters 212
R. J. Dickens, B. F. W. Croke, R. D. Cannon & R. A. Bell
doi:10.1038/351212a0
First paragraph & References | PDF (378K)
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| | A hot gas model for iron-line X-ray emission from the rapidly varying Seyfert galaxy NGC6814 214
Satio Hayakawa
doi:10.1038/351214a0
First paragraph & References | PDF (246K)
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| | Observation of surface reconstruction on silicon above 800 °C using the STM 215
Shin-ichi Kitamura, Tomoshige Sato & Masashi Iwatsuki
doi:10.1038/351215a0
First paragraph & References | PDF (430K)
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| | Highly vibrationally excited oxygen as a potential source of ozone in the upper stratosphere and mesosphere 217
R. Toumi, B. J. Kerridge & J. A. Pyle
doi:10.1038/351217a0
First paragraph & References | PDF (340K)
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| | Evidence for lower productivity in the Antarctic Ocean during the last glaciation 220
R. A. Mortlock, C. D. Charles, P. N. Froelich, M. A. Zibello, J. Saltzman, J. D. Hays & L. H. Burckle
doi:10.1038/351220a0
First paragraph & References | PDF (451K)
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| | Reversal records in marine marls and delayed acquisition of remanent magnetization 223
A. A. M. van Hoof & C. G. Langereis
doi:10.1038/351223a0
First paragraph & References | PDF (349K)
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| | New early Cambrian animal and onychophoran affinities of enigmatic metazoans 225
L. Ramsköld & Hou Xianguang
doi:10.1038/351225a0
First paragraph & References | PDF (682K)
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| | Apparent surface curvature affects lightness perception 228
David C. Knill & Daniel Kersten
doi:10.1038/351228a0
First paragraph & References | PDF (329K)
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| | Cloning and expression of a complementary DNA encoding a bovine adrenal angiotensin II type-1 receptor 230
Katsutoshi Sasaki, Yoshiaki Yamano, Smriti Bardhan, Naoharu Iwai, John J. Murray, Mamoru Hasegawa, Yuzuru Matsudat & Tadashi lnagami
doi:10.1038/351230a0
First paragraph & References | PDF (472K)
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| | Isolation of a cDNA encoding the vascular type-1 angiotensin II receptor 233
T. J. Murphy, R. Wayne Alexander, Kathy K. Griendling, Marschall S. Runge & Kenneth E. Bernstein
doi:10.1038/351233a0
First paragraph & References | PDF (498K)
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| |
Impairment of mitochondrial transcription termination by a point mutation associated with the MELAS subgroup of mitochondrial encephalomyopathies
236
John F. Hess, Melissa A. Parisi, Jeffrey L. Bennett & David A. Clayton
doi:10.1038/351236a0
First paragraph & References | PDF (845K)
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| | Demethylation of CpG islands in embryonic cells 239
Dale Frank, Ilana Keshet, Moshe Shani, Alex Levine, Aharon Razin & Howard Cedar
doi:10.1038/351239a0
First paragraph & References | PDF (665K)
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| | Dephosphorylation and activation of a p34cdc2/cyclin B complex in vitro by human CDC25 protein 242
U. Strausfeld, J. C. Labbé, D. Fesquet, J. C. Cavadore, A. Picard, K. Sadhu, P. Russell & M. Dorée
doi:10.1038/351242a0
First paragraph & References | PDF (823K)
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| | Identification of a Gl-type cyclin puc1
+ in the fission yeast Schizosaccharomyces pombe
245
Susan L. Forsburg & Paul Nurse
doi:10.1038/351245a0
First paragraph & References | PDF (924K)
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| | Solution structure of the major binding protein for the immunosuppressant FK506 248
Jonathan M. Moore, Debra A. Peattie, Matthew J. Fitzgibbon & John A. Thomson
doi:10.1038/351248a0
First paragraph & References | PDF (736K)
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| | Product Reviews | |
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| | Displacement chromatography 251
Displacement chromatography is a multicomponent preparative chromatographic technique that enables simultaneous concentration and purification of biomolecules.
S. M. Cramer
doi:10.1038/351251a0
PDF (532K)
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| | Tools for separation 252
This week's look at what's new for the chromatographer features software that is designed to take the guesswork out of HPLC methods development and a high-capacity autosampler with refrigeration option for thermally-sensitive samples.
doi:10.1038/351252a0
References | PDF (769K)
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