1 Graduate Department of Biology, Boston College, Chestnut Hill, Massachusetts; Hoffmann-La Roche Inc., Research Division, Nutley, New Jersey; Massachusetts General Hospital; Children's Hospital Medical Center and Harvard Medical School, Boston
Meconiums obtained from patients with cystic fibrosis (CF) have been found to contain secretory and/or serum IgA.
Since IgA is believed to be synthesized after birth, its presence in the prenatal gut of patients with a hereditary disease involving dysfunction of the exocrine glands may be related to the basic disease lesion.
Submitted on July 30, 1970