| | Opinion |  |
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| | Advice and Dissent 333
doi:10.1038/214333a0
PDF (238K)
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| | What Next at Harwell? 334
doi:10.1038/214334a0
PDF (126K)
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| | News and Views |  |
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| | Oecumenical Chemists 335
doi:10.1038/214335a0
PDF (201K)
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| | Chilbolton Steerable Aerial 335
doi:10.1038/214335b0
PDF (201K)
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| | Looking at Southern Skies 335
doi:10.1038/214335c0
PDF (308K)
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| | Editors United 336
doi:10.1038/214336a0
PDF (114K)
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| | Vanishing Phenomenon 336
doi:10.1038/214336b0
PDF (114K)
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| | More Enzyme Molecules 336
L. N. JOHNSON
doi:10.1038/214336c0
PDF (243K)
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| | Spectra of Biopolymers 337
A Correspondent in Molecular Biology
doi:10.1038/214337a0
PDF (258K)
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| | Cancer by Viruses 338
A Correspondent in Cell Biology
doi:10.1038/214338a0
PDF (129K)
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| | Collagen Meeting 338
doi:10.1038/214338b0
PDF (129K)
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| | School Mathematics 338
K. W. KEOHANE
doi:10.1038/214338c0
PDF (260K)
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| | Structure and Properties of Liquids 339
H. N. V. TEMPERLEY
doi:10.1038/214339a0
PDF (138K)
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| | Parliament in Britain 340
doi:10.1038/214340a0
PDF (134K)
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| | Articles |  |
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| | The Limitations of Advisers 341
doi:10.1038/214341a0
PDF (273K)
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| | Twenty-one Years at Harwell 343
R. SPENCE
doi:10.1038/214343a0
PDF (685K)
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| | Neural Organization underlying Conscious Thought 345
J. S. GRIFFITH
doi:10.1038/214345a0
Abstract & References | PDF (622K)
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| | Evolutionary History and Population Biology 349
L. C. BIRCH & P. R. EHRLICH
doi:10.1038/214349a0
Abstract & References | PDF (511K)
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| | Axonic and Synaptic Lesions in Neuropsychiatric Disorders 352
NICHOLAS K. GONATAS
doi:10.1038/214352a0
Abstract & References | PDF (763K)
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| | Response of Early Erythroid Precursors to Bleeding 355
ISMAIL R. A. HANNA
doi:10.1038/214355a0
Abstract & References | PDF (321K)
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| | Polyribosomes from Houseflies 358
C. M. TSIAPALIS, Y. HAYASHI & W. CHEFURKA
doi:10.1038/214358a0
Abstract & References | PDF (402K)
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| | The Nucleolus, Virus Infection, and Trisomy in Man 361
H. J. EVANS
doi:10.1038/214361a0
Abstract & References | PDF (356K)
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| | A Second Right-handed Helical Structure with the Parameters of the Pauling–Corey  -helix 363
GEORGE NÉMETHY, D. C. PHILLIPS, S. J. LEACH & HAROLD A. SCHERAGA
doi:10.1038/214363a0
Abstract & References | PDF (321K)
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| | Sheath and Axial Filament of Calcareous Sponge Spicules 365
W. CLIFFORD JONES
doi:10.1038/214365a0
Abstract & References | PDF (944K)
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| | Model System for Hydrophobic Interactions 369
R. CECIL
doi:10.1038/214369a0
Abstract & References | PDF (480K)
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| | Letters | |
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| | Evidence for an Association between Magnetic Field and Gas Outflow from a Spiral Arm 371
F. F. GARDNER, J. B. WHITEOAK & D. MORRIS
doi:10.1038/214371a0
First paragraph & References | PDF (212K)
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| | Tektites and Geomagnetic Reversals 372
BILL GLASS & BRUCE C. HEEZEN
doi:10.1038/214372a0
First paragraph & References | PDF (133K)
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| | Microtektites in Deep-sea Sediments 372
BILL GLASS
doi:10.1038/214372b0
First paragraph & References | PDF (462K)
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| | Formation of Equatorial Electrojet Current Layers 375
R. N. SINGH & K. D. MISRA
doi:10.1038/214375a0
First paragraph & References | PDF (205K)
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| | Ionospheric No-echo Occurrences 376
R. C. SCHAEFFER
doi:10.1038/214376a0
First paragraph & References | PDF (113K)
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| | Submillimetre Wave Observations at an Altitude of 40,000 ft. 377
M. BATER, R. M. CAMERON, W. J. BURROUGHS & H. A. GEBBIE
doi:10.1038/214377a0
First paragraph & References | PDF (107K)
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| | Evidence for Organic Complexed Copper in Sea Water 377
J. FRANK SLOWEY, LELA M. JEFFREY & D. W. HOOD
doi:10.1038/214377b0
First paragraph & References | PDF (207K)
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| | Calculations of the Einstein A Coefficient for the 18 cm Transition of OH 379
BARRY E. TURNER
doi:10.1038/214379a0
First paragraph & References | PDF (116K)
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| | Nucleation of Freezing by Cavitation in Supercooled Liquids 379
R. HICKLING
doi:10.1038/214379b0
First paragraph & References | PDF (116K)
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| | Identity of the C50-Carotenoid Dehydrogenans-P439 and Sarcinaxanthin 379
S. LIAAEN-JENSEN, O. B. WEEKS, R. H. C. STRANG & D. THIRKELL
doi:10.1038/214379c0
First paragraph & References | PDF (223K)
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| | Ion Pair Association Constants and Solvent Composition 380
M. J. BLANDAMER
doi:10.1038/214380a0
First paragraph & References | PDF (245K)
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| | A Direct Electrical Measure of Adsorption on Electrodes 381
HENRY H. BAUER & A. K. SHALLAL
doi:10.1038/214381a0
First paragraph & References | PDF (138K)
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| | Effect of Introducing a Sulphur Bridge on the Herbicidal Activity of Diquat 381
L. A. SUMMERS
doi:10.1038/214381b0
First paragraph & References | PDF (230K)
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| | Cuticular Water Pump in Insects 383
PAUL W. WINSTON
doi:10.1038/214383a0
First paragraph & References | PDF (230K)
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| | Influence of Anti-rheumatic Drugs on Urinary Excretion of Hydroxyproline in Lathyrism 384
Z. TRNAVSKÁ & K. TRNAVSKÝ
doi:10.1038/214384a0
First paragraph & References | PDF (132K)
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| | Oxygen Flux across the Environmental Interface of Teleost Cornea 384
R. M. HILL, J. SCHOESSLER & I. FATT
doi:10.1038/214384b0
First paragraph & References | PDF (222K)
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| | Effect on Aphid Feeding of Dietary Methionine 386
T. E. MITTLER
doi:10.1038/214386a0
First paragraph & References | PDF (139K)
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| | Relationship between Serotonin and the Circadian Rhythm in some Nocturnal Moths 386
C. F. HINKS
doi:10.1038/214386b0
First paragraph & References | PDF (364K)
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| | Action of Thyrocalcitonin on Bone 388
A. W. WASE, J. SOLEWSKI, E. RICKES & J. SEIDENBERG
doi:10.1038/214388a0
First paragraph & References | PDF (371K)
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| | Effect of Ligaturing on Puparium Formation in the Larva of the Tsetse Fly, Glossina morsitans Westwood 389
P. A. LANGLEY
doi:10.1038/214389a0
First paragraph & References | PDF (333K)
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| | Potentiation of Adenosine by Dipyridamole 390
ANNE STAFFORD
doi:10.1038/214390a0
First paragraph & References | PDF (341K)
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| | Differentiation of Synaptic Bulbs in Clarke's Column 391
ALBERT W. SEDAR & NORMAN MOSKOWITZ
doi:10.1038/214391a0
First paragraph & References | PDF (433K)
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| | Role of Red and White Muscles in the Swimming of the Skipjack Tuna 392
M. D. RAYNER & M. J. KEENAN
doi:10.1038/214392a0
First paragraph & References | PDF (318K)
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| | Electric Fields in Perfused Nerves 393
L. BASS & W. J. MOORE
doi:10.1038/214393a0
First paragraph & References | PDF (268K)
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| | Acetylcholine Sensitivity of Embryonic Ventricular Fibres 394
BARBARA O. ALVING
doi:10.1038/214394a0
First paragraph & References | PDF (259K)
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| | Secretion of Mucopolysaccharide in the Whelk Buccinum undatum L. 395
S. HUNT
doi:10.1038/214395a0
First paragraph & References | PDF (266K)
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| | Chromosome Polymorphism in the European Hedgehog Erinaceus europaeus (Insectivora) 396
M. GEISLER & A. GROPP
doi:10.1038/214396a0
First paragraph & References | PDF (258K)
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| | Characterization of the Time Variations of Reproductive Processes in Living Cells 397
THOMAS F. BUDINGER & ROBERT J. HOWERTON
doi:10.1038/214397a0
First paragraph & References | PDF (352K)
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| | Is there Proton Noise in Mitochondrial Membranes leading to Chance Fluctuations in pH? 399
BRITTON CHANCE
doi:10.1038/214399a0
First paragraph & References | PDF (240K)
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| | Intramitochondrial pH: a Statistical Question of Hydrogen Ion Concentration in a Small Element of Space-time 400
PETER MITCHELL
doi:10.1038/214400a0
First paragraph & References | PDF (129K)
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| | Intramitochondrial pH and Intra-extramitochondrial pH Gradient of Beef Heart Mitochondria in Various Functional States 400
S. ADDANKI, F. D. CAHILL & J. F. SOTOS
doi:10.1038/214400b0
First paragraph & References | PDF (391K)
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| | Selective Deamination of Nucleosides by 2,4-Dinitrophenyl Hydrazine 402
ANIL B. PATEL & HARRY DARROW BROWN
doi:10.1038/214402a0
First paragraph & References | PDF (123K)
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| | Absence of RNA Synthesis in Shed Human Spermatozoa 402
MOSHE MARKEWITZ, SAMUEL GRAFF & RALPH J. VEENEMA
doi:10.1038/214402b0
First paragraph & References | PDF (248K)
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| | Binding of Tetracycline to Mammalian Spermatozoa 403
R. J. ERICSSON & V. F. BAKER
doi:10.1038/214403a0
First paragraph & References | PDF (299K)
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| |
N -(2d-amino-2-carboxyethyl)-ornithine, a New Amino-acid from Alkali-treated Proteins 404
KL. ZIEGLER, I. MELCHERT & C. LÜRKEN
doi:10.1038/214404a0
First paragraph & References | PDF (270K)
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| | Multiple Analyses on a Single Disc Electrophoretic Preparation 405
V. WILFRED STUYVESANT
doi:10.1038/214405a0
First paragraph & References | PDF (392K)
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| | Proposed Technique for classifying and identifying Encephalitogens 407
P. R. CARNEGIE, G. LAMOUREUX & B. BENCINA
doi:10.1038/214407a0
First paragraph & References | PDF (260K)
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| | Cell Wall Degradation by a Pectate Transeliminase 408
MARGARET DEAN & R. K. S. WOOD
doi:10.1038/214408a0
First paragraph & References | PDF (284K)
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| | Molecular Size Distribution of Lignin in Wood 410
W. BROWN, S. I. FALKEHAG & E. B. COWLING
doi:10.1038/214410a0
First paragraph & References | PDF (199K)
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| | Influence of a Mixture of Chemical Radio-protectors on the Cellular Renewal in the Duodenum of Mice 412
J. R. MAISIN & M. LAMBIET
doi:10.1038/214412a0
First paragraph & References | PDF (224K)
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| | Cytotoxic Effects of Extracts from  -irradiated Pineapples 413
YRJÖ MÄKINEN, MAHESH D. UPADHYA & JAMES L. BREWBAKER
doi:10.1038/214413a0
First paragraph & References | PDF (128K)
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| | Four Transfer Factors in a Single Bacterial Strain 414
PAUL H. HARDY & E. ELLEN NELL
doi:10.1038/214414a0
First paragraph & References | PDF (263K)
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| | Petite Mutants induced in Yeast by Dithranol (1,8,9-trihydroxyanthracene), an Important Therapeutic Agent against Psoriasis 415
B. O. GILLBERG, G. ZETTERBERG & G. SWANBECK
doi:10.1038/214415a0
First paragraph & References | PDF (127K)
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| | Induction of Circulating Interferon by Synthetic Anionic Polymers of Known Composition 416
T. C. MERIGAN
doi:10.1038/214416a0
First paragraph & References | PDF (260K)
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| | Oligohydramnios and Cortisone-induced Cleft Palate in the Mouse 417
F. C. FRASER, DONALD CHEW & A. CARL VERRUSIO
doi:10.1038/214417a0
First paragraph & References | PDF (264K)
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| | Persistence of Syngeneic Preference given by a Methylcholanthrene-induced Sarcoma after Four Consecutive Passages in F
1 Hybrids 418
D. OTH & C. BURG
doi:10.1038/214418a0
First paragraph & References | PDF (227K)
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| | Cytomegalovirus Type Cytopathic Changes in Spontaneously Degenerating Human Embryonic Cell Cultures 419
PETER DIOSI, LIVIA BABUSCEAC & CAMELIA DAVID
doi:10.1038/214419a0
First paragraph & References | PDF (319K)
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| | Demonstration of IgA Polioantibody in Saliva, Duodenal Fluid and Urine 420
RUTH BERGER, EUGENE AINBENDER, HORACE L. HODES, HELEN D. ZEPP & M. MAGDA HEVIZY
doi:10.1038/214420a0
First paragraph & References | PDF (535K)
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| | Polyaminostyrene Purified Chicken Antibodies 422
R. C. CHUBB
doi:10.1038/214422a0
First paragraph & References | PDF (276K)
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| | Antibody Synthesis in vitro by the Rabbit Vagina against Diphtheria Toxoid 423
ERIC. B. BELL & BENGAMIN WOLF
doi:10.1038/214423a0
First paragraph & References | PDF (224K)
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| | Loss of Chromosomes and Nondisjunction induced by Caffeine in Drosophila
424
SIDNEY MITTLER, JEANNE E. MITTLER & SALLY L. OWENS
doi:10.1038/214424a0
First paragraph & References | PDF (116K)
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| | Sexual Performance Index of Male Rhesus Monkeys 425
RICHARD P. MICHAEL & G. SAAYMAN
doi:10.1038/214425a0
First paragraph & References | PDF (103K)
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| | Uptake of Atmospheric Water by the Hen Flea Ceratophyllus gallinae (Schrank) 426
D. A. HUMPHRIES
doi:10.1038/214426a0
First paragraph & References | PDF (113K)
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| | Effect of Coffee and Tea on Serum Lipids in the Rat 426
P. AKINYANJU & JOHN YUDKIN
doi:10.1038/214426b0
First paragraph & References | PDF (233K)
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| | Phenol Oxidase Activity and Flooding Tolerance in Higher Plants 427
R. M. M. CRAWFORD
doi:10.1038/214427a0
First paragraph & References | PDF (243K)
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| | Time Course of Action of Diazepam 428
G. M. BESSER
doi:10.1038/214428a0
First paragraph & References | PDF (123K)
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| | Friction Transition Temperature Effect of Matching Surfactant and Carrier 429
W. GREW & A. CAMERON
doi:10.1038/214429a0
First paragraph & References | PDF (164K)
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| | Heat Transfer Enhancement by Addition of a Liquid Phase 430
I. C. FINLAY
doi:10.1038/214430a0
First paragraph & References | PDF (107K)
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| | Book Reviews |  |
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| | Comprehensive Glaciology 431
G. DE Q. ROBIN reviews Traité de Glaciologie
doi:10.1038/214431a0
PDF (127K)
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| | Around the Sun 431
SYDNEY CHAPMAN reviews A Guide to the Solar Corona
By
Donald E. Billings
doi:10.1038/214431b0
PDF (127K)
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| | Measuring Interference 431
D. J. BRADLEY reviews Optical Interferometry
By
M. Francon
doi:10.1038/214431c0
PDF (242K)
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| | Sounds Valuable 432
G. BOOTHROYD reviews Ultrasonic Machining of Intractable Materials
By
A. I. Markov & E. A. Neppiras
doi:10.1038/214432a0
PDF (120K)
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| | Rare Earths 432
K. W. BAGNALL reviews Progress in the Science and Technology of the Rare Earths
Edited by
LeRoy Eyring
doi:10.1038/214432b0
PDF (120K)
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| | Flow of Fluid 432
P. R. OWEN reviews Fluid Mechanics of Internal Flow
Edited by
Gino Sovran
doi:10.1038/214432c0
PDF (120K)
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| | New Ions for Old 432
T. HENSHALL reviews Ion Exchange
A Series of Advances. Edited by
Jacob A. Marinsky
doi:10.1038/214432d0
PDF (252K)
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| | Copper in the Body 433
P. J. WARREN reviews The Biochemistry of Copper
Edited by
J. Peisach, P. Aisen & W. E. Blumberg
doi:10.1038/214433a0
PDF (137K)
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|
| | Endocrinology Today 433
A. J. MATTY reviews Recent Progress in Hormone Research
Vol. 22. Edited by
Gregory Pincus
doi:10.1038/214433b0
PDF (137K)
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| | Symposium on Steroids 434
D. N. KIRK reviews Steroid Dynamics
Edited by
Gregory Pincus, Takeshi Nakao & James F. Tait
doi:10.1038/214434a0
PDF (133K)
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| | Introducing the Algae 434
G. F. LEEDALE reviews An Introduction to the Algae
By
Ian Morris
doi:10.1038/214434b0
PDF (133K)
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| | Making Firm Bonds 434
A. COURTS reviews Adhesion and Adhesives
Edited by
R. Houwink & G. Salomon
doi:10.1038/214434c0
PDF (270K)
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| | Obituaries | |
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| | Professor P. A. Roelofsen 435
R. D. PRESTON
doi:10.1038/214435a0
PDF (142K)
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| | Professor Flavio Resende 435
A. LIMA-DE-FARIA
doi:10.1038/214435b0
PDF (142K)
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| | [Obituaries] 438
doi:10.1038/214438a0
PDF (133K)
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| | Forthcoming Events | |
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| | Forthcoming Events 439
doi:10.1038/214439a0
PDF (168K)
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| | Appointments Vacant | |
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| | Appointments Vacant 439
doi:10.1038/214439b0
PDF (340K)
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| | Reports and other Publications | |
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| | Reports and other Publications 440
doi:10.1038/214440a0
PDF (177K)
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