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Table 4 Effect of hormone treatment on acute-stress-induced LH release.

From: Acute stress may induce ovulation in women

Species Stressor Hormone treatment LH release References
Rats 1-h or 10-min immobilization Estradiol vs no hormone treatment Positive [71, 72]
  Rapid blood volume depletion Estradiol+progesterone+thyroxine vs no hormone treatment Positive [66]
  Transfer to a novel environment followed by a return to the original quarters 30 min later, or 15-min exposure to strobe light No hormone treatment vs estradiol Positive [72]
Rhesus monkeys 30-min intracerebroventricular infusion of interleukin-1α Estradiol at doses that result in plasma estradiol levels that reproduce the late follicular phase Positive [56]
   Estradiol at doses that result in plasma estradiol levels that reproduce the early-mid follicular phase No effect [57]
Women Single intravenous injection of endotoxin Estradiol vs no hormone treatment Positive [35]