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Science, New Series, Vol. 110, No. 2860, Oct. 21, 1949


Previous Issue: New Series, Vol. 110, No. 2859, Oct. 14, 1949
Next Issue: New Series, Vol. 110, No. 2861, Oct. 28, 1949


Front Matter, p. 432
Attacks on Muscle, pp. 411-413
A. Szent-Györgyi

The Cortical Correlate of Pattern Vision, pp. 414-419
Wolfgang Köhler; Richard Held


Technical Papers
The Mutagenic Mode of Action of Formalin, pp. 419-420
C. Auerbach
Inhibition of Phosphatases by Beryllium and Antagonism of the Inhibition by Manganese, pp. 420-422
Kenneth P. DuBois; Kenneth W. Cochran; Marcella Mazur
The Skin Temperature of an Extremity as a Measure of Its Blood Flow, pp. 422-423
E. S. Fetcher; John F. Hall; Howard G. Shaub
The Action of Penicillin on Bacillus subtilis Growing in the Absence of Amino Acids, pp. 423-425
T. H. Hunter; Kathryn T. Baker
A Source of Error in Tracer Experiments with P32, p. 425
B. A. Rubin
Free Amino Acids and Peptides in Frog Embryos, pp. 425-426
Chao-t'e Li; Eugene Roberts
The Interaction of Antimalarials with Nucleic Acids: I. Acridines: II. Quinolines, pp. 426-428
J. Logan Irvin; Elinor Moore Irvin; Frank S. Parker
A Rationale for Plasma Therapy in Poliomyelitis, pp. 428-429
Robert M. Eaton; Albert G. Bower
A Photoelectric Microdensitometer, pp. 429-430
M. A. Lessler; H. A. Charipper
Remote Pipetting Apparatus for Dispensing Solutions of Radioisotopes, pp. 431-432
Manuel Tubis; Claire Doan; Raymond L. Libby


News and Notes, pp. 433-436

Previous Issue: New Series, Vol. 110, No. 2859, Oct. 14, 1949
Next Issue: New Series, Vol. 110, No. 2861, Oct. 28, 1949



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