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To the Editor: —
"The demonstration by Schneider and Szathmary of Budapest of an abrupt rise in specific antibody titer of the blood serum of newborn calves following the first feeding of colostrum is confirmatory evidence in support of current belief as to the mechanism of postpartum transfer of maternal immunity."This is the opening sentence of an editorial, Colostric Antibodies, appearing in The Journal, June 3, page 2289. From this the clinician might gather the impression that colostrum feeding is an essential factor in the immunity of the human newborn infant.I would like to refer the reader to an editorial, Human Colostrum, appearing in The Journal, Aug. 25, 1923, on the studies of Kuttner and Ratner, then working in the laboratories of Hans Zinsser. To quote directly from the editorial:On reflection, it is obvious that early immunity may be conferred on the offspring either through the placenta
Ratner B. "COLOSTRIC ANTIBODIES". JAMA. 1939;113(6):527. doi:10.1001/jama.1939.02800310065025
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