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Science, New Series, Vol. 102, No. 2637, Jul. 13, 1945


Previous Issue: New Series, Vol. 102, No. 2636, Jul. 6, 1945
Next Issue: New Series, Vol. 102, No. 2638, Jul. 20, 1945


Front Matter (3 pp.)
Research and the Individual, pp. 21-23
Wm. De B. MacNider

Protein Chemistry and Medicine, pp. 24-25
Vincent Du Vigneaud


Obituary
Leon Hatchig Leonian: 1888-1945, pp. 25-26
C. R. Orton
Recent Deaths, p. 26


Scientific Events
The Gerard Swope Foundation of the General Electric Company, p. 26
The Canal Zone Biological Area, p. 27
The Isotope Research Committee, p. 27
Promotions in the University of California at Berkeley, p. 28
The Rockefeller Institute for Medical Research, p. 28


Scientific Notes and News, pp. 28-31


Special Articles
A Filter-Passing Agent Producing Interstitial Myocarditis in Anthropoid Apes and Small Animals, pp. 31-33
F. C. Helwig; E. C. H. Schmidt
Vitamin-Synthesizing Deficiencies in Yeasts Supplied by Hybridization, pp. 33-34
Carl C. Lindegren; Gertrude Lindegren
Streptomyces Antibiotics. I. Crystalline Salts of Streptomycin and Streptothricin, pp. 34-35
Frederick A. Kuehl; Robert L. Peck; Alphonse Walti; Karl Folkers
The Microbiological Activity of an Oxygen Analog of Biotin, pp. 35-36
Francis J. Pilgrim; A. E. Axelrod; Theodore Winnick; Klaus Hofmann
Observations on the Effect of Pre-Flight Meals upon Altitude Tolerance, pp. 36-38
Charles Glen King; Winifred Bouvet; Mason N. Crook; Carter J. Harrer; James R. Oyler; David Schwimmer
Studies in Mechanisms of Penicillin Action. I. Penicillin Effects on Blood Coagulation, pp. 38-40
Leon F. Moldavsky; William B. Hasselbrock; Carlos Cateno; Darrell Goodwin


Scientific Apparatus and Laboratory Methods
Standardization of Streptomycin, pp. 40-41
Selman A. Waksman
Darkfield Illuminators in Microscopy, pp. 41-42
Bernard Witlin


Discussion
An Approach to the Nutrition Problems of Other Nations, pp. 42-44
Robert S. Harris
National Archeological Resources, p. 44
Wm. Duncan Strong; Frederick Johnson; William S. Webb
Non-Permeability of the Lactating Bovine Mammary Gland to Penicillin, pp. 44-45
H. W. Seeley; E. O. Anderson; W. N. Plastridge; Patricia Pearson
Rotation of Electrolyte between Insulated Poles of Magnet, pp. 45-46
Thomas A. Perls
Why the Halo and the Corona Do Not Appear in the Same Cloud, p. 46
W. J. Humphreys


Scientific Books
Algebra and Trigonometry, pp. 46-47
College Algebra and Trigonometry, a basic integrated course
Frederic H. Miller
Review author[s]: Ralph Beatley
Abnormal Psychology, pp. 47-48
Textbook of Abnormal Psychology
R. M. Dorcus; G. W. Shaffer
Review author[s]: Knight Dunlap
Tropical Medicine, p. 48
Manual of Tropical Medicine
Thomas T. Mackie; George W. Hunter; C. Brooke Worth
Review author[s]: Malcolm H. Soule


Science News, p. 10

Previous Issue: New Series, Vol. 102, No. 2636, Jul. 6, 1945
Next Issue: New Series, Vol. 102, No. 2638, Jul. 20, 1945



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