FTC and Justice Department issue new policy statements.
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Biomedical subjects
Publications and source records attributed to H Feller.
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The effect of a commercial deproteinized blood extract--on motility of human spermatozoa was examined in vitro. The improvement of motility as seen after addition of 5 and 10 percent of this deproteinized blood extract, is supposed to be due to amounts containing different concentrations of LH. The extract was ruled out as a source of kallikrein, but not as a source of kininogens.
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