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Science, New Series, Vol. 111, No. 2892, Jun. 2, 1950


Previous Issue: New Series, Vol. 111, No. 2891, May 26, 1950
Next Issue: New Series, Vol. 111, No. 2893, Jun. 9, 1950


Front Matter, p. 614
Teaching of Science at the College Level, pp. 589-594
Fernandus Payne

The Role of the Time Factor in Protein Synthesis, pp. 594-599
Ernest Geiger


Technical Papers
The Detoxification of DDT by Resistant Houseflies and Inhibition of This Process by Piperonyl Cyclonene, pp. 600-601
A. S. Perry; W. M. Hoskins
Biosynthesis of Radioactive Vitamin B12 Containing Cobalt60, pp. 601-602
Louis Chaiet; Charles Rosenblum; David T. Woodbury
Culturing Crepidula plana in Running Sea Water, pp. 602-603
Harley N. Gould
Egg Capsules of River Limpet Snails: Material for Experimental Biology, pp. 603-605
Poul Bondesen
Presence of Iodinated Amino Acids in Unhydrolyzed Thyroid and Plasma, pp. 605-608
J. Gross; C. P. Leblond; A. E. Franklin; J. H. Quastel
Xanthopterin Obtained from the Skins of the Yellow Mutant of Bombyx mori (Silkworm), pp. 608-609
Y. Hirata; K. Nakanishi; H. Kikkawa
Processing Unit for 35-mm Color Film, pp. 609-611
O. S. Gibbs; J. R. Wilder
Growth Regulators Prolong the Bloom of Oriental Flowering Cherries and Dogwood, p. 611
Horace V. Wester; Paul C. Marth


Association Affairs
Preliminary Announcement of the Cleveland Meeting, December 26-30, 1950, pp. 612-614
Raymond L. Taylor


News and Notes, pp. 615-618

Previous Issue: New Series, Vol. 111, No. 2891, May 26, 1950
Next Issue: New Series, Vol. 111, No. 2893, Jun. 9, 1950



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