ScienceJohn Michels (Journalist) 1946 |
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Page 6
... obtained , the heart stops beat- ing . Complete systolic standstill can , however , be obtained when the heart is connected with an electrical circuit consisting of a platinum wire placed in the fluid of the Straub cannula and a cotton ...
... obtained , the heart stops beat- ing . Complete systolic standstill can , however , be obtained when the heart is connected with an electrical circuit consisting of a platinum wire placed in the fluid of the Straub cannula and a cotton ...
Page 432
... obtained repeatedly , and is believed to be real . The active substance has properties similar to that of penicillin G. " Shortly thereafter , the produc- tion of a similarly small amount of antibiotic activity from the condensation in ...
... obtained repeatedly , and is believed to be real . The active substance has properties similar to that of penicillin G. " Shortly thereafter , the produc- tion of a similarly small amount of antibiotic activity from the condensation in ...
Page 433
... obtained in the synthesis , and the product so obtained appeared much more amenable to fractionation in our hands than products obtained by the one - stage synthesis . The above synthesis resulted in a reaction mixture which contained ...
... obtained in the synthesis , and the product so obtained appeared much more amenable to fractionation in our hands than products obtained by the one - stage synthesis . The above synthesis resulted in a reaction mixture which contained ...
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acid activity Agricultural Amer American animals anoxia antibiotic appointed assistant Association atomic Bacteriology benzylpenicillin Biol biological blood Bureau California cent chairman Chem chemical chemistry clinical colchicine collection College Committee compounds concentration culture curator Department director disease Division effect electron electron microscope Engineering experimental experiments factor field folic acid geology glucose grams growth Health hyaluronidase Illustrated industrial injection investigation Laboratory lignin material Medical Medicine ment method Museum National natural neptunium normal observed obtained Ohio State University organization papers penicillin physics physiology plant plutonium poliomyelitis prepared present problems production professor publication reaction recently References samples School Science scientific scientists Section serum Service silicate Smithsonian Institution social Society sodium soil solution species staff streptomycin streptothricin temperature thiouracil tion tissue United Univ University virus volume Washington Washington Square Philadelphia York