ScienceJohn Michels (Journalist) 1942 |
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Стр. 91
... present investigation has had as one of its primary purposes the clarification of this situ- ation . Study of the naturally occurring isometric arsen- ides coupled with experiments in synthesis suggests that the so - called isometric ...
... present investigation has had as one of its primary purposes the clarification of this situ- ation . Study of the naturally occurring isometric arsen- ides coupled with experiments in synthesis suggests that the so - called isometric ...
Стр. 158
... present time to collect book material and reprints . Considering the present state of the international situation , it is obvious that storage of this material may have to be for a matter of years , and although we can be sure what ...
... present time to collect book material and reprints . Considering the present state of the international situation , it is obvious that storage of this material may have to be for a matter of years , and although we can be sure what ...
Стр. 211
... present was accomplished with three extractions , using small amounts of petroleum ether ( b.p. 30-60 ° ) . The pig- ments were epiphasic against 90 per cent . methanol , indicating the absence of free or esterified xantho- phylls . 4 ...
... present was accomplished with three extractions , using small amounts of petroleum ether ( b.p. 30-60 ° ) . The pig- ments were epiphasic against 90 per cent . methanol , indicating the absence of free or esterified xantho- phylls . 4 ...
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active adipic acid agricultural animals appointed Army assistant awarded Biol biological biotin blood Board carbon cells cent chairman Chem chemical chemistry chemists Chicago CO₂ colchicine College committee Company compound Council course culture director discussion disease Division effect electric engineering entomologist experimental experiments field Foundation Hospital human important increase industrial Institute interest investigation John Jour laboratory lectures material mathematics Medical School ment method Museum National natural nutrition observations obtained Office organization papers physicians physics pimelic acid plants plasma poliomyelitis possible present president problems production professor protein Public Health pyruvic acid reaction recently reported rubber SCIENCE FRIDAY scientific scientists Section selenium serum session Smithsonian Institution Building Society sodium soil solution species substances sulfanilamide sulfhemoglobin sulfonamide synthetic tests tetraploid tion tissue tube tyrothricin United University ventifacts virus vitamin vitamin E War Production Board Washington York