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Previous Issue: New Series, Vol. 118, No. 3053, Jul. 3, 1953
Next Issue: New Series, Vol. 118, No. 3055, Jul. 17, 1953
Front Matter (1 p.)
The Survey of Biological Abstracting, p. 3
- Bentley Glass
The Challenge of Biology, pp. 33-34
- Paul Weiss
Observations on the Formation and Behavior of ``Conjugation'' Cells and Large Bodies in Azotobacter agile, pp. 34-36
- Norman C. Dondero; Max R. Zelle
Sergei Nikolaevitch Winogradsky: 1856-1953, pp. 36-37
- Selman A. Waksman
News and Notes, pp. 38-42
Technical Papers
- Biosynthesis of Penicillin. I. Role of Phenylacetic Acid, p. 43
- Maxwell Gordon; S. C. Pan; Angelo Virgona; Paul Numerof
- The Reaction Occurring in CO2-H2O Mixtures in a High-Frequency Electric Arc, pp. 43-44
- Kenneth A. Wilde; Bruno J. Zwolinski; Ransom B. Parlin
- Susceptibility of Rattus hawaiiensis Stone to Warfarin, pp. 44-45
- David D. Bonnet; Bertram Gross
- Synthesis of DDT Labeled with Carbon-14 in the Tertiary Position, pp. 45-46
- George W. Pearce; Jens A. Jensen
- Protamine, Chylomicrons, and Clot Formation, pp. 46-47
- W. D. Brown
- A Syringe Carrier and Egg Clamp for Intravenous Inoculation of Chick Embryo, pp. 47-48
- Robert Goldwasser; M. C. Shelesnyak
- A Mechanical Fly-Tagging Device, pp. 48-49
- John W. Klock; David Pimentel; Robert L. Stenburg
- A Quantitative Analysis of the Factors Involved in the Variations in Virulence of Rickettsiae, pp. 49-52
- Winston H. Price
- Inductive Epithelio-Mesenchymal Interaction in Cultured Organ Rudiments of the Mouse, pp. 52-55
- Clifford Grobstein
- The Use of Some Synthetic Phosphatides in Antigens for the Serodiagnosis of Syphilis, pp. 55-56
- D. B. Tonks; R. H. Allen
Comments and Communications
- Chromatogram Spotting Apparatus, pp. 56-57
- Clark H. Livingston; Merle G. Payne; Jess L. Fults; Roger M. Blouch
- Zoological Collecting Expeditions and the Salvage of Animal Bloods for Comparative Serology, pp. 57-58
- Alan Boyden
- Wanted--Definitions, p. 58
- P. H. Yancey
Book Reviews
- ----------------, pp. 58-59
- Advances in Cancer Research
- Jesse P. Greenstein; Alexander Haddow
- Review author[s]: Michael B. Shimkin
- ----------------, pp. 59-60
- Science and Humanism: Physics in Our Time
- Erwin Schrödinger
- Review author[s]: Karl Lark-Horovitz
- ----------------, p. 60
- Record of the Rocks: The Geological Story of Eastern North America
- Horace G. Richards
- Review author[s]: George W. White
Scientific Book Register, p. 60
Previous Issue: New Series, Vol. 118, No. 3053, Jul. 3, 1953
Next Issue: New Series, Vol. 118, No. 3055, Jul. 17, 1953