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Previous Issue: New Series, Vol. 109, No. 2837, May 13, 1949
Next Issue: New Series, Vol. 109, No. 2839, May 27, 1949
Science Graduate Students and Their Support, pp. 505-508
- M. H. Trytten
Chemical Induction of Colonial Paramorphs in Neurospora and Syncephalastrum, pp. 509-511
- E. L. Tatum; R. W. Barratt; V. M. Cutter
Purine Metabolism in Tetrahymena and Its Relation to Malignant Cells in Mice, pp. 511-514
- G. W. Kidder; Virginia C. Dewey; R. E. Parks; Gilbert L. Woodside
Technical Papers
- Crystalline Dihydrostreptomycin Sulfate, p. 515
- I. A. Solomons; Peter P. Regna
- Crystalline Salts of Dihydrostreptomycin, pp. 515-516
- F. J. Wolf; E. T. Elmendorf; R. G. Denkewalter; M. Tishler
- Special Sample Tray for the Continuous Gas-Flow Type Counter Tube, pp. 516-517
- G. E. Burch; J. A. Cronvich; T. Ray; P. B. Reaser; S. A. Threefoot
- Male Frogs and Toads as Test Animals for Early Pregnancy and Certain Related Conditions, pp. 517-518
- J. L. Bhaduri; N. R. Bardhan
- A Study of Native Species of Male Toads as Test Animals in the Diagnosis of Early Human Pregnancy, pp. 518-519
- Paul F. McCallin; Richard W. Whitehead
- Vacuum-Paraffin Infiltrator, p. 519
- Emerich Ehrlich
- The Effect of Supervoltage Cathode Rays on the Nonenzymatic Browning Reaction of Dried Fruits and on Chemical Compounds Pertaining Thereto, pp. 519-522
- Bernard E. Proctor; Samuel A. Goldblith
- Pyrolysis of Diphenyl Disulphide and the Formation of Free Radicals Containing Univalent Sulphur, p. 522
- A. Schönberg; Ahmed Mustafa; Wafia Askar
- Nicotinic Acid as a Growth Factor for Certain Orchid Embryos, pp. 522-523
- Richard B. Bahme
Comments and Communications
- Traveling Waves in the Brain, p. 524
- Stanford Goldman; William F. Santelmann; Weston E. Vivian; Douglas Goldman
- Louisiana Oyster Production, pp. 524-525
- Gordon Gunter
- Thiamin or Thiamine?, p. 525
- R. R. Williams
- Freezing Laboratory Materials for Plant Science, p. 525
- Gladys E. Baker
News and Notes, pp. 526-528
Previous Issue: New Series, Vol. 109, No. 2837, May 13, 1949
Next Issue: New Series, Vol. 109, No. 2839, May 27, 1949