Elevated parathyroid hormone-related peptide associated with lactation and bone density loss

MF Sowers, BW Hollis, B Shapiro, J Randolph… - Jama, 1996 - jamanetwork.com
Objective.—To investigate the hypothesis that parathyroid hormone—related peptide
(PTHrP) may be involved with bone loss and recovery as a means of providing adequate
calcium and phosphate to infants. Design.—An 18-month prospective cohort study. Setting.—
General community setting with recruitment occurring at birthing education classes.
Participants.—Volunteer sample of 115 postpartum healthy women aged 20 to 40 years, and
0 or 1 parity prior to parturition with no intent to breast-feed or intent to breast-feed at least 6 …