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    • Effect of naloxone and morphine on the estradiol induced LH surge in gilts 

      Yearwood, H.; Ziecik, A.J.; España España, F. (Universidad de Córdoba, Servicio de Publicaciones, 1994)
      This study examines the role of endogenous opioids in control of the estradiol-induced luteinizing hormone (LH) surge. In the experiment 1 (Exp.1), fifteen Duroc gills were ovarieclomized at the age of 5 to 6 months and ...