Word: traced
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Dates: during 1960-1969
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...Wacker reported that the organism--grown either in light or in darkness--develops "profound and complex lesions" when the growth medium is deficient in the trace metal, zinc. Under such conditions, Dr. Walker noted, growth was severely limited and cell division was halted. The cell size increased eight-fold under conditions of extreme zinc deficiency...
...This indicates," Dr. Wacker pointed out, "that there is mitotic arrest and a block in both RNA and protein synthesis resulting from zinc deficiency--a condition that is not reversed when other trace metals [iron, manganese, copper, magnesium and calcium] metabolic precursors or metabolites, are added to the nutrient solution in which the organism is grown...
...willing to work day and night for it," he said. "I am not." A Belly Full. As a Congregationalist medical missionary in China ("Medicine was the means that I could bear witness") from 1925 to 1931, Judd barely escaped execution by Chinese Communists. Recalls he, with a trace of a smile: "I had my belly full of them." Then, at the end of a 1934-39 stay along the China-Mongolia border, he was imprisoned by the invading Japanese for five months: He returned home to stump the U.S., used his high-pitched. 240-word-per minute delivery to urge...
...North Carolina, Harris suffered one jolting defeat: he ran for the editorship of the Daily Tar Heel and lost by three votes out of 3,000. He still talks about that defeat with a trace of anguish: "It was a heartbreaking election. It was the first and last time I ever ran for office." Harris learned his trade during nine years in the Elmo Roper polling organi zation. When he departed in 1956 to found Louis Harris & Associates, he took four Roper clients along with him - an unkindness that Elmo Roper has never forgiven. Today the Harris organization grosses roughly...
Died. Homer William Smith, 67, lanky, leading U.S. physiologist who was first to trace the evolution of the kidney, for 34 years taught New York University medical students to reflect on the arts as well as the sciences, and as a passionate agnostic sought to prove in his books Kamongo and Man and His Gods that organized religion is a figment of man's fearful myths; of a cerebral hemorrhage; in Manhattan...