| | Opinion |  |
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| | Is Technology Here to Stay? 593
doi:10.1038/217593a0
PDF (244K)
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| | News | |
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| | Expensive Nuclear Power 594
doi:10.1038/217594a0
PDF (129K)
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| | Sites for Nuclear Power 594
doi:10.1038/217594b0
PDF (242K)
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| | Kidney Transplants 595
doi:10.1038/217595a0
PDF (116K)
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| | Guidance for Universities 595
doi:10.1038/217595b0
PDF (262K)
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| | Landing Sites on the Moon 596
doi:10.1038/217596a0
PDF (150K)
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| | Contraception in France 596
doi:10.1038/217596b0
PDF (354K)
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| | More European Physics 597
doi:10.1038/217597a0
PDF (163K)
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| | New Hope for Planning 597
doi:10.1038/217597b0
PDF (290K)
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| | New Look for Heathrow 598
doi:10.1038/217598a0
PDF (154K)
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| | Marine Science on Record 598
doi:10.1038/217598b0
PDF (154K)
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| | Scientist on the Move 598
doi:10.1038/217598c0
PDF (154K)
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| | Make or Break 598
doi:10.1038/217598d0
PDF (267K)
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| | Biology of Barrages 599
doi:10.1038/217599a0
PDF (116K)
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| | Astronomers at Brighton 599
doi:10.1038/217599b0
PDF (281K)
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| | Better Machines 600
doi:10.1038/217600a0
PDF (247K)
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| | Infrared Geology 600
doi:10.1038/217600b0
PDF (247K)
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| | Building High 600
doi:10.1038/217600c0
PDF (380K)
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| | All Change at the Museums 601
doi:10.1038/217601a0
PDF (136K)
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| | Science of Science 601
doi:10.1038/217601b0
PDF (136K)
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| | Research on a Shoestring 601
doi:10.1038/217601c0
PDF (374K)
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| | Parliament in Britain 602
doi:10.1038/217602a0
PDF (242K)
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| | [News 'picture story'] 602
doi:10.1038/217602b0
PDF (242K)
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| | News and Views |  |
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| | How Useful are Weather Satellites? 603
doi:10.1038/217603a0
PDF (121K)
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| | Cerebral Impasse 603
Our Neurophysiology Correspondent
doi:10.1038/217603b0
PDF (251K)
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| | Lipid Peroxides 604
doi:10.1038/217604a0
PDF (268K)
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| | Dismantling the Ribosome 605
Our Molecular Biology Correspondent
doi:10.1038/217605a0
PDF (138K)
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| | Viruses and Cancer 605
doi:10.1038/217605b0
PDF (268K)
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| | 5' Terminus of R17 RNA 606
Our Cell Biology Correspondent
doi:10.1038/217606a0
PDF (135K)
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| | Articles |  |
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| | Diversification at Harwell 607
JOHN MADDOX
doi:10.1038/217607a0
PDF (296K)
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| | Engineers and Scientists in Industry 609
S. G. HOOKER & N. KURTI
doi:10.1038/217609a0
PDF (393K)
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| | Multiphase Development of the Lunar Crater Tycho 611
R. G. STROM & G. FIELDER
doi:10.1038/217611a0
Abstract & References | PDF (567K)
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| | Size Changes in Isolated Nuclei of Amoeba proteus on Treatment with Polyionic Substances 615
W. KOROHODA, J. A. FORRESTER, K. G. MOREMAN & E. J. AMBROSE
doi:10.1038/217615a0
Abstract & References | PDF (430K)
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| | Distribution of Plasma Fatty Acid before and after Canine Hepatic Homograft 618
WILLIAM S. WORTH
doi:10.1038/217618a0
Abstract & References | PDF (271K)
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| | Numerical Taxonomy and Influenza B Virus 620
ANNA M. LEE
doi:10.1038/217620a0
Abstract & References | PDF (320K)
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| | Biological Phase Relationships 622
MARTIN MACKLIN
doi:10.1038/217622a0
Abstract & References | PDF (309K)
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| | Evolutionary Rate at the Molecular Level 624
MOTOO KIMURA
doi:10.1038/217624a0
Abstract & References | PDF (423K)
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| | The USSR Venera-4 Probe photographed during Preparation for Flight (TASS) 626
doi:10.1038/217626a0
PDF (224K)
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| | Letters | |
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| | Superadiabatic Atmospheric Layer on Venus, as inferred from the Venera-4 Probe Measurements 627
A. D. ANDERSON
doi:10.1038/217627a0
First paragraph & References | PDF (213K)
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| | Monsoon over the Indus Valley during the Harappan Period 628
C. RAMASWAMY
doi:10.1038/217628a0
First paragraph & References | PDF (236K)
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| | Ultra-low Levels of Terrestrial Ionization 629
ABRAHAM R. LIBOFF & MORRIS H. SHAMOS
doi:10.1038/217629a0
First paragraph & References | PDF (407K)
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| | Stimulated Emission and Laser Action from the Organic Ligand of Gadolinium Chelates 631
N. FILIPESCU, C. R. HURT & N. MCAVOY
doi:10.1038/217631a0
First paragraph & References | PDF (368K)
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| | Cavitation induced by Vorticity at a Smooth Flat Wall 633
M. J. KENN & P. MINTON
doi:10.1038/217633a0
First paragraph & References | PDF (470K)
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| | Mechanisms of Fatigue Damage in Face Centred Cubic Metals 634
K. D. NAIR & I. LE MAY
doi:10.1038/217634a0
First paragraph & References | PDF (513K)
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| | NMR Studies of Gramicidine S in Solution 635
A. M. LIQUORI & F. CONTI
doi:10.1038/217635a0
First paragraph & References | PDF (409K)
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| | Laser Raman Spectra of Sorbed Species 637
P. J. HENDRA & E. J. LOADER
doi:10.1038/217637a0
First paragraph & References | PDF (161K)
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| | Synthetic Analogues of Polynucleotides 638
M. H. HALFORD & A. S. JONES
doi:10.1038/217638a0
First paragraph & References | PDF (311K)
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| | Laser Heating of Coal Particles in the Source of "Time-of-Flight" Mass Spectrometer 640
W. K. JOY, W. R. LADNER & E. PRITCHARD
doi:10.1038/217640a0
First paragraph & References | PDF (232K)
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| | Preparation and Use of Porous Sheets with Enzyme Action 641
G. KAY, M. D. LILLY, A. K. SHARP & R. J. H. WILSON
doi:10.1038/217641a0
First paragraph & References | PDF (243K)
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| | De-esterification using Ion Exchangers 642
Y. Z. FROHWEIN
doi:10.1038/217642a0
First paragraph & References | PDF (127K)
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| | Attenuation in the Chest Wall of 20 keV X-rays from an Inhaled Radioactive Aerosol 642
J. RUNDO, B. T. TAYLOR, D. V. BOOKER, D. NEWTON & D. SCARGILL
doi:10.1038/217642b0
First paragraph & References | PDF (243K)
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| | Influence of Micro-organisms on the Distribution in Roots of Phosphate labelled with Phosphorus-32 644
D. A. BARBER, J. SANDERSON & R. SCOTT RUSSELL
doi:10.1038/217644a0
First paragraph & References | PDF (275K)
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| | Stimulative Vaporization of Phenyl-mercuric Acetate by Mercury-resistant Bacteria 644
K. TONOMURA, K. MAEDA, F. FUTAI, T. NAKAGAMI & M. YAMADA
doi:10.1038/217644b0
First paragraph & References | PDF (503K)
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| | Action of Hydroxyurea on Multiplication of Influenza Virus in Mammalian Cells 646
W. C. BELL & H. F. MAASSAB
doi:10.1038/217646a0
First paragraph & References | PDF (358K)
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| | Cercariae of Schistosoma mansoni and Plants: Attempt to penetrate Phaseolus vulgaris and Hedychium coronarium produces a Cercaricide 647
KENNETH S. WARREN & PIERRE A. PETERS
doi:10.1038/217647a0
First paragraph & References | PDF (368K)
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| | Filtration of Arboviruses through 'Millipore' Membranes 648
J. CASALS
doi:10.1038/217648a0
First paragraph & References | PDF (268K)
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| | Gene Amplification in the Oocyte Nucleus of Mutant and Wild-type Xenopus laevis
649
EVA PERKOWSKA, H. C. MACGREGOR & M. L. BIRNSTIEL
doi:10.1038/217649a0
First paragraph & References | PDF (254K)
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| | Epidermal Cell Population Kinetics in Albino Guinea-pig Skin 650
CHANG WON SONG & JOSEPH TABACHNICK
doi:10.1038/217650a0
First paragraph & References | PDF (410K)
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| | Lens Soluble Proteins: Correlation with the Cytological Differentiation in the Young Adult Organ of the Chick 652
J. M. GENIS-GALVEZ, J. M. CASTRO & E. BATTANER
doi:10.1038/217652a0
First paragraph & References | PDF (753K)
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| | Plant Agglutinins and Mitosis 654
H. J. DOWNING, G. C. M. KEMP & M. A. DENBOROUGH
doi:10.1038/217654a0
First paragraph & References | PDF (243K)
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| | Distribution of Some Dehydrogenase in the Cerebellar Cortex 655
Z. LODIN, J. MÜLLER & J. FALTIN
doi:10.1038/217655a0
First paragraph & References | PDF (770K)
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| | Passive Sensitization of Salmonella adelaide to the Bactericidal Action of Antibody and Complement 657
D. ROWLEY & KEVEN J. TURNER
doi:10.1038/217657a0
First paragraph & References | PDF (230K)
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| |
In vitro Detection of Immunosuppressive Activity of Anti-lymphocyte Sera 658
J. F. BACH & B. ANTOINE
doi:10.1038/217658a0
First paragraph & References | PDF (276K)
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| | Inhibition by Lasiocarpine of RNA Synthesis, RNA Polymerase and Induction of Tryptophan Pyrrolase Activity 659
J. REDDY, C. HARRIS & D. SVOBODA
doi:10.1038/217659a0
First paragraph & References | PDF (406K)
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| | Urinary Peptides derived from the Cross-linked Regions of Connective Tissue Proteins 661
JACQUELINE B. WEISS & F. S. STEVEN
doi:10.1038/217661a0
First paragraph & References | PDF (129K)
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| | Sedimentation Behaviour of Rapidly Labelled RNA from Escherichia coli
661
MICHAEL FRY & MICHAEL ARTMAN
doi:10.1038/217661b0
First paragraph & References | PDF (418K)
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| | Inhibition of Leucine and Lysine Aminopeptidase by Atopic Allergens 664
L. BERRENS
doi:10.1038/217664a0
First paragraph & References | PDF (220K)
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| | Cell Membrane of Uterine Smooth Muscle 666
P. M. CARROLL & D. D. SEREDA
doi:10.1038/217666a0
First paragraph & References | PDF (218K)
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| | Sialic Acid of Uterine Muscle Membrane: Reappraisal of the Serotonin Receptor of Smooth Muscle 667
P. M. CARROLL & D. D. SEREDA
doi:10.1038/217667a0
First paragraph & References | PDF (251K)
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| | Isolation of a New Toxin from Cultures of Aspergillus flavus
668
J. V. RODRICKS, KENNETH R. HENERY-LOGAN, A. D. CAMPBELL, L. STOLOFF & M. JACQUELINE VERRETT
doi:10.1038/217668a0
First paragraph & References | PDF (119K)
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| | Catabolic Rate of Body Protein in Rat during the Earlier Stages of Protein Depletion 668
MICHIO YAMAGUCHI & MAKOTO KANDATSU
doi:10.1038/217668b0
First paragraph & References | PDF (200K)
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| | Changes in Collagen Cross-linking in Rats with Reduced Food Intake 670
ZDENÊK DEYL, ARTHUR EVERITT & JAN ROSMUS
doi:10.1038/217670a0
First paragraph & References | PDF (234K)
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| | Anti-metabolic Extract from the Brain of Protopterus aethiopicus
671
HENRY SWAN, DALTON JENKINS & KERWIN KNOX
doi:10.1038/217671a0
First paragraph & References | PDF (104K)
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| | Maximum-intensity Fluorescence Microscopy 672
R. BARER
doi:10.1038/217672a0
PDF (113K)
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| | Photochemical Production of Quinoid Structures in Wood 672
GORDON LEARY
doi:10.1038/217672b0
First paragraph & References | PDF (224K)
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| | Action of Procaine on Calcium Efflux from Frog Nerve and Muscle 673
ALBERT S. KUPERMAN, BELLA T. ALTURA & JUDITH A. CHEZAR
doi:10.1038/217673a0
First paragraph & References | PDF (348K)
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| | Photoinhibitory Function of the Dorsal Ocelli in the Phototactic Reaction of the Migratory Locust Locusta migratoria L. 675
CHARLES K. BARRY & RUDOLF JANDER
doi:10.1038/217675a0
First paragraph & References | PDF (295K)
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| | Electroencephalogram Potentials evoked by Accelerated Visual Motion 677
D. M. MACKAY & W. J. RIETVELD
doi:10.1038/217677a0
First paragraph & References | PDF (191K)
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| | Effect of Excess Magnesium on Vagal Inhibition and Acetylcholine Sensitivity of the Mammalian Heart in situ and in vitro
679
G. G. SOMJEN & E. N. BASKERVILLE
doi:10.1038/217679a0
First paragraph & References | PDF (246K)
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| | Effect of Methionine Sulphoximine on Memory Transfer 680
STANISLAV REINI & JAROSLAV KOLOUEK
doi:10.1038/217680a0
First paragraph & References | PDF (263K)
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| | Pre-gravid Phase of Ovarian Development in Aedes detritus Haliday 681
M. W. SERVICE
doi:10.1038/217681a0
First paragraph & References | PDF (281K)
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| | Ultrasound in Rodents 682
GILLIAN D. SEWELL
doi:10.1038/217682a0
First paragraph & References | PDF (265K)
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| | Growth Lines in the Larvae and Adults of Bivalve Molluscs 683
R. H. MILLAR
doi:10.1038/217683a0
First paragraph & References | PDF (126K)
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| | Female Copulatory Behaviour in Male and Androgenized Female Rats after Oestrogen/Amine Depletor Treatment 683
BENGT J. MEYERSON
doi:10.1038/217683b0
First paragraph & References | PDF (255K)
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| | Stomatal Movements: a Yearly Rhythm 684
GABRIEL SEIDMAN & WILSON B. RIGGAN
doi:10.1038/217684a0
First paragraph & References | PDF (248K)
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| | Red Pine Needle Structure 685
S. L. KRUGMAN & W. B. CRITCHFIELD
doi:10.1038/217685a0
First paragraph & References | PDF (416K)
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| | Book Reviews |  |
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| | Weather Long Ago 687
H. H. LAMB reviews Histoire du Climat depuis I'An Mil
(Nouvelle Bibliothèque Scientifique.) By
Emmanuel Le Roy Ladurie
doi:10.1038/217687a0
References | PDF (277K)
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| | Laboratory Pharmacology 688
E. W. HORTON reviews Pharmacological Experiments on Isolated Preparations
doi:10.1038/217688a0
PDF (140K)
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| | Cancer In Canada 688
P. W. BARLOW reviews Canadian Cancer Conference
doi:10.1038/217688b0
PDF (140K)
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| | All Wild Life Is Here 689
MARY LINDLEY reviews The Penguin Dictionary of British Natural History
By
Richard Fitter & Maisie Fitter
doi:10.1038/217689a0
PDF (134K)
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| | Modern Algebra 689
L. S. GODDARD reviews Lectures on Modern Algebra
By
P. Dubreil & M. L. Dubreil-Jacotin
doi:10.1038/217689b0
PDF (134K)
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| | Book Of Spectra 689
M. C. R. SYMONS reviews Atlas of Electron Spin Resonance Spectra
By
B. J. H. Bielski & J. M. Gebicki
doi:10.1038/217689c0
PDF (270K)
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| | Sense of Perspective 690
N. M. L. WADE reviews The Graphic Work of M. C. Escher
doi:10.1038/217690a0
PDF (136K)
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| | Obituaries | |
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| | Professor J. L. B. Smith 690
P. H. GREENWOOD
doi:10.1038/217690b0
PDF (276K)
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| | Professor George Macdonald 691
B. B. WADDY
doi:10.1038/217691a0
PDF (143K)
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| | Professor Frank Raw 691
C. G. JOHNSON
doi:10.1038/217691b0
PDF (143K)
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| | [Obituries] 692
doi:10.1038/217692a0
PDF (121K)
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| | Addendum | |
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| | Addendum 692
doi:10.1038/217692b0
PDF (122K)
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| | Errata | |
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| | Erratum 692
doi:10.1038/217692c0
PDF (122K)
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| | Erratum 692
doi:10.1038/217692d0
PDF (122K)
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| | Erratum 692
doi:10.1038/217692e0
PDF (122K)
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| | Corrigenda | |
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| | Corrigendum 692
doi:10.1038/217692f0
PDF (122K)
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| | Corrigendum 692
doi:10.1038/217692g0
PDF (122K)
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| | Correspondence | |
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| | Mink in the Wild 692
O. VENGE
doi:10.1038/217692h0
PDF (122K)
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| | Forthcoming Events | |
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| | Forthcoming Events 693
doi:10.1038/217693a0
PDF (167K)
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| | Appointments Vacant | |
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| | Appointments Vacant 693
doi:10.1038/217693b0
PDF (298K)
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| | Reports and other Publications | |
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| | Reports and other Publications 694
doi:10.1038/217694a0
PDF (132K)
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