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OVIDUCT MODEL OF TECHNOLOGIES OF REPRODUCTION - Review -

  • Ogunranti, J.O.
  • Received : 1992.01.07
  • Accepted : 1993.08.09
  • Published : 1993.12.01

Abstract

Gametic biotechnologies involve the procedures which are utilized for procuring reproductive success through the mimicry of in vivo events as in in vitro fertilization, embryo transfer etc. With the realization that the oviduct performs most of the procedures mimicked in vitro under normal in vivo situations, the need to master the oviduct therefore, becomes paramount. The oviduct being an exocrine gland (with its output of glycoproteins) and possibly an ecdocrine gland must be implicated in all the preimplantational procedures of reproduction, which include ovulation, oocyte maturation, sperm capacitation, gametic and embryonal nutrition, fertilization, and implantation. The evidences in the literature for the implication of the oviduct in these processes are examined. It is concluded that there is a need for the mastery of oviductual activity in order to maximize the successes of the procedures in vitro, and provide gametic manipulations which will have high success rates in implantation that is the ultimate after of in vitro fertilization for reproductive success.

Keywords

Oviduct;Reproduction;Implantation