Assertion: prolactin | /r/AtLocation | circulation
Facets:
Source sentences:
text: In circulation, prolactin exists in different forms: a monomeric form whose molecular weight (MW) is 22 kDA, a polymeric form, “big prolactin” whose MW is 50–60 kDa, and a larger polymeric form, “macroprolactin,” whose MW is greater than 100 kDa.
text: Instead, ruminant mammary tissue has developed a high avidity for any prolactin that is present in the circulation and so can respond adequately to even very low levels of the hormone.