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Science, New Series, Vol. 109, No. 2839, May 27, 1949


Previous Issue: New Series, Vol. 109, No. 2838, May 20, 1949
Next Issue: New Series, Vol. 109, No. 2840, Jun. 3, 1949


The Seventh Pacific Science Congress, pp. 529-533
Knowles A. Ryerson

Evidence for the Occurrence of Nor-Epinephrine in the Adrenal Medulla, pp. 534-535
Marcel Goldenberg; Mogens Faber; Elizabeth J. Alston; Erwin C. Chargaff

The Separation of L-Arterenol from Natural U. S. P. Epinephrine, pp. 536-537
B. F. Tullar

The Determination of Arterenol in Epinephrine, pp. 537-538
M. E. Auerbach; Eleanor Angell


Technical Papers
Inhibition of Estrogen-induced Growth in the Genital Tract of the Female Chick by a Purine Antagonist; Reversal by Adenine, p. 539
Roy Hertz; Wm. W. Tullner
A Capillary-Ascent Test Tube Method for Separating Amino Acids by Filter Paper Chromatography, pp. 539-540
Louis B. Rockland; Max S. Dunn
An Improved Apparatus and Procedure for Ascending Paper Chromatography on Large Size Filter Paper Sheets, pp. 541-543
W. Q. Wolfson; C. Cohn; W. A. Devaney
Electrical Still, pp. 543-544
F. L. Kozelka
Application of Probits to Sweet Corn Earliness Data, p. 544
Gordon Haskell
A Prothrombin Conversion Accelerator in Serum, p. 545
Benjamin Alexander; Andre De Vries; Robert Goldstein; Greta Landwehr
A Linear Diffusion Method Suitable for Large Scale Microbiological Antibiotic Assay, pp. 545-546
W. W. Davis; T. V. Parke; W. A. Daily
Potentiality for Testicular Recrudescence during the Annual Refractory Period of the Golden-Crowned Sparrow, p. 546
Alden H. Miller


Comments and Communications
Action of Coal-Tar Dyes and Related Compounds on α-Amino Acids, p. 547
Alexander Schönberg; Radwan Moubasher
Neurospora as an Object of Genetic Study--A Correction, pp. 547-548
Donald P. Rogers
Reply to D. P. Rogers, p. 548
David M. Bonner


Scientific Book Register, p. 548
News and Notes, pp. 549-552

Previous Issue: New Series, Vol. 109, No. 2838, May 20, 1949
Next Issue: New Series, Vol. 109, No. 2840, Jun. 3, 1949



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