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  • sterility
  • Fertilization barriers may occur for a variety of reasons: sterility of the male or female, lack of oviposition sites, age of the male or female, interference from the ejaculate of another male, and genotypes of the male and female. (pnas.org)
  • conception
  • in vitro fertilization vē´trō, vĭ´trō [ key ] (IVF), technique for conception of a human embryo outside the mother's body. (infoplease.com)
  • McMahon CA, Ungerer JA, Tennant CC and Saunders DM (2000) Psychosocial adjustment and the quality of the mother-child relationship at four months postpartum after conception by in vitro fertilization. (els.net)
  • In vitro fertilization (IVF) , also called test-tube conception , medical procedure in which mature egg cells are removed from a woman, fertilized with male sperm outside the body, and inserted into the uterus of the same or another woman for normal gestation . (britannica.com)
  • 1978
  • First successfully performed in 1978, in vitro fertilization (IVF) is probably one of the best known ART methods and quite possibly the most common form of treatment people think of when they think of infertility treatment. (health.am)
  • couples
  • In vitro fertilization in combination with preimplantation genetic diagnosis (IVF‐PGD) is a technique that helps couples avoid transmitting a genetic disorder to their offspring. (els.net)
  • practice
  • Dollar for dollar, fertilization does more to improve poor quality turfgrass or maintain good quality turfgrass than any other single management practice. (psu.edu)
  • known
  • This effect is known as "CO 2 fertilization" because, in the envisioned scenario, higher ambient CO 2 concentrations in the atmosphere literally "fertilize" plant growth. (realclimate.org)