Word: protein
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Dates: during 1930-1939
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...dress made of casein, protein ingredient of milk...
...food cooked by the Adams Kitchen; the Dunster Kitchen; and the Kirkland Kitchen, which serves the other Houses, is purchased by Westcott. He goes over the menus of the stewards of the three establishments, making certain that they contain sufficient Vitamin A and protein, and then contacts the wholesale dealers. If the lima beans, which might have been served in Adams House, cost too much, he substitutes another cheaper vegetable...
...amount of gelatin in the ordinary dessert, he pointed out, is probably less than one tenth of an ounce. No one knows the exact chemical formula of gelatin; it is a complex protein containing carbon, hydrogen, oxygen, and nitrogen...
...paper explained that blue crab canning has heretofore been impracticable because the crabs have unstable protein molecules, which, in the heat required for canning, release copper, cause blue copper oxide to form. By dipping the meat in a solution of sodium chloride, lactic acid and aluminum salts, the new process seals the copper into the crab proteins...
...Chemist Urey's special ty. He won a Nobel Prize for discovering deuterium, the heavy isotope of hydrogen which makes "heavy water" (TIME, Nov. 26, 1934). Later, one of the Urey crews produced large quantities of heavy nitrogen (TIME, Sept. 20, 1937). Nitrogen is present in all proteins. Heavy nitrogen atoms can be distinguished from the common kind by mass spectrographic means, but in protein reactions they run along with their lighter fellows, and so serve as "tagged atoms" or chemical spies to show where the nitrogen goes. Carbon is a vital ingredient of all living substance...