ScienceJohn Michels (Journalist) 1958 |
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Page 147
... Vitamin B12 Thraustochytrium globosum , an obli- gately marine fungus ( Phycomycete ) isolated from littoral sea water , has been found to require vitamin B12 for growth in a defined medium ( 1 ) . This is the first instance of a fungus ...
... Vitamin B12 Thraustochytrium globosum , an obli- gately marine fungus ( Phycomycete ) isolated from littoral sea water , has been found to require vitamin B12 for growth in a defined medium ( 1 ) . This is the first instance of a fungus ...
Page 148
... vitamin B12 . Con- sistent results and satisfactory recovery of added vitamin B12 ( 5 μμg / ml ) were obtained with one sample at both dilu- tions ; with the other , only at the greater dilution . Both samples assayed 16 to 20 mug of ...
... vitamin B12 . Con- sistent results and satisfactory recovery of added vitamin B12 ( 5 μμg / ml ) were obtained with one sample at both dilu- tions ; with the other , only at the greater dilution . Both samples assayed 16 to 20 mug of ...
Page 1500
... vitamin B12 . The average results of the vitamin- content analyses are presented in Table 1. The four algae gave rather high re- sults for niacin content when compared to many vegetables , fruits , and animal feeds . However , even the ...
... vitamin B12 . The average results of the vitamin- content analyses are presented in Table 1. The four algae gave rather high re- sults for niacin content when compared to many vegetables , fruits , and animal feeds . However , even the ...
Contents
I | 9 |
Hawaii book review of Flora Hawaiiensis | 11 |
Infrared absorption spectra of steroids | 11 |
Copyright | |
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AAAS Acad acetylcholine acid activity American amino acids animals annual Association Atomic Energy biochemical biochemistry biological bone brain Calif cells Chem chemical chemistry Chicago chlorothiazide chlorpromazine clinical College Colorimeters Committee concentration culture Department Dept director drugs effect electric electrodes electron ence engineering enzymes equipment experimental experiments field galactose gram helium hydrocortisone hypothalamus increase industrial Institute instrument Klopsteg laboratory lysergic acid diethylamide mathematics measured Medical Medicine ment method National neutron nuclear operation optical organic papers particles percent Ph.D physical present President problems production professor radiation rats References and Notes reported reserpine response retinene rhodopsin samples School Science scientific scientists serotonin Service session Society stimulation strontium-90 superfluid symposium tektites temperature tion tissue tube United Univ University Usselo vitamin B12 volume Vriezenveen Washington York