Blouquit M F, Sturbois G, Bréart G, Grill C, Sureau C, Roffi J
Experientia. 1979 May 15;35(5):618-9. doi: 10.1007/BF01960356.
High levels of catecholamines have been found in plasma from the umbilical cord of newborn infants, suggesting a release of catecholamine from the fetus during parturition. Plasma catecholamine levels are also elevated in mothers at delivery.