The tocolytic effect of catecholamines in the gravid rat uterus.

  title={The tocolytic effect of catecholamines in the gravid rat uterus.},
  author={Scott P Segal and Andrew N Csavoy and Sanjay Datta},
  journal={Anesthesia and analgesia},
  volume={87 4},
UNLABELLED Maternal catecholamines increase dramatically in labor because of pain and emotional stress. Because the uterus is richly endowed with both alpha- and beta-adrenergic receptors, catecholamines could alter uterine activity. We assessed the effect of clinically encountered concentrations of these catecholamines on uterine activity and modeled the effect of the abrupt reduction in circulating epinephrine that occurs during effective labor analgesia. Term pregnant rat uteri were excised… CONTINUE READING
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