JSTOR Home Skip to Main Content
  
  
  
  

Science, New Series, Vol. 111, No. 2871, Jan. 6, 1950


Previous Issue: New Series, Vol. 110, No. 2870, Dec. 30, 1949
Next Issue: New Series, Vol. 111, No. 2872, Jan. 13, 1950


Volume Information (2 pp.)
Protein Permeability through Thin Organic Layers, pp. 1-4
Hans J. Trurnit


Technical Papers
An Electronic Method of Tracing the Movements of Soil-Inhabiting Insects, pp. 5-6
A. P. Arnason; R. A. Fuller; J. W. T. Spinks
Adrenal Cortical Hormones: Analysis by Paper Partition Chromatography and Occurrence in the Urine of Normal Persons, pp. 6-8
Alejandro Zaffaroni; Robert B. Burton; E. Henry Keutmann
Cultivation of Endamoeba histolytica with Trypanosoma cruzi, pp. 8-9
Bruce P. Phillips
A Micromethod for Fat Analysis Based on Formation of Monolayer Films, pp. 9-10
K. K. Jones
A Preliminary Report on the Role of the Pineal Organ in the Control of Pigment Cells and Light Reactions in Recent Teleost Fishes, pp. 10-12
C. M. Breder; Priscilla Rasquin
Cobalt Polycythemia and Cytochrome C, p. 13
Stanley Levey
Rapid Method of Preparing Schiff's Reagent for the Feulgen Test, p. 13
Jerome Alexander; Kenneth S. McCarty; Eleanor Alexander-Jackson


Comments and Communications
Discordant Time Scales, pp. 14-15
C. A. Cotton
A Suggested Method for Estimating Pre-Hunting Season Status of Scaled Quail Populations, p. 15
Howard Campbell


News and Notes, pp. 16-22

Previous Issue: New Series, Vol. 110, No. 2870, Dec. 30, 1949
Next Issue: New Series, Vol. 111, No. 2872, Jan. 13, 1950



©2000-2007 JSTOR