Word: complexity
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Dates: during 1940-1949
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...original list of four vitamins (A, B, C, D) has been extended to 13. Vitamin B, a complex, has been separated into at least eight distinct chemicals. In addition, vitamins E and K are more recent discoveries. Half a dozen others are suspected and may soon be recognized. With such complexity, the alphabetical system of names has broken down and the chemical names have come into general...
...Niacin (formerly nicotinic acid) is the chief constituent of the B-complex and prevents pellagra. It is now the cheapest of the synthetics-$5 a pound...
...Pyridoxin and pantothenic acid are the remaining known constituents of the former B-complex. They are newly developed, often omitted from multiple-vitamin preparations. Pantothenic acid is popular as a possible preventive of grey hair...
...civilization advancing from the seacoast, passing over us like a cloud of light, increasing our knowledge and improving our condition. . . . And where this progress will stop, on one can say. . . ." The Path Down. Not every American generation would have raised a monu ment to Thomas Jefferson. He was too complex (and too daring) to be easily loved by all men in all times. He was interested, beyond dilettantism, in agriculture, architecture, languages, literature, music, religion, astronomy, zoology, chemistry, mathematics. He designed Monticello, filled it with inventions like the first dumbwaiter, first swivel chair, a weather vane which could be read...
...cancer was particularly interesting because one of the hottest theories in cancer research is the possible effect of raw egg white on the cancers. Egg white's avidin links up with biotin, part of the vitamin B complex essential for growth of both normal and cancerous tissues. Theory is that large amounts of avidin might "freeze" enough blood biotin to starve a cancer, possibly stop its growth...