Interesting study of breastmilk antibodies raises questions Boing Boing Interesting study of breastmilk antibodies raises questions. Maggie Koerth-Baker at 8:18 am Fri, Feb 7, 2014. SIgA is an antibody found in breastmilk (and lots of other bodily fluids) that helps infants set up healthy colonies of gut bacteria. Without ... |