Abstract
The effects of prostaglandin E2 (PGE2) and noradrenalin (NA) on the incorporation of [3H]proline in cervical tissue of pregnant women were investigated. NA inhibited the incorporation in early as well as in term pregnancy. PGE2 counteracted the NA-effect in the former group of patients but did not affect the influence of NA at term. the results demonstrate an interaction between PGE2 and NA and point to a hitherto unknown effect of NA in the regulation of cervical connective tissue metabolism.
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