Placenta
Volume 30 , Pages 15-18 , March 2009

Reasons for Diversity of Placental Structure

  • A.C. Enders

      Affiliations

    • Corresponding Author InformationTel.: +1 530 752 8719; fax: +1 530 752 8520.

,Accepted 30 September 2008.

References 

  1. Haig D. Altercation of generations: genetic conflicts of pregnancy. Am J Reprod Immunol. 1996;35:226–232
  2. Davies CJ. Why is the fetal allograft not rejected?. J Anim Sci. 2007;85:E32–E35
  3. Wildman DE. Sources for comparative studies of placentation. II. Genomic resources. Placenta. 2008;29:144–147
  4. Enders AC. A comparative study of the fine structure of the trophoblast in several hemochorial placentas. Am J Anat. 1965;116:29–68
  5. Jones CJP, Harris LK, Whittingham J, Aplin JD, Mayhew TM. A re-appraisal of the morphophenotype and basal lamina coverage of cytotrophoblasts in human term placenta. Placenta. 2008;29:215–219
  6. Enders AC. Placentation in armadillos, with emphasis on development of the placenta in polyembryonic species. In:  Loughry WJ,  Vizcaino SF editor. Biology of the Xenarthra. Gainesville: University Press of Florida; 2008;p. 172–180
  7. Carter AM, Enders AC. Comparative aspects of trophoblast development and placentation. Reprod Biol Endocrinol. 2004;2:46
  8. Oduor-Okelo D. Ultrastructural observations on the chorioallantoic placenta of the golden-rumped elephant shrew, Rhynchocyon chrysopygus. Afr J Ecol. 1985;23:155–166
  9. Mess A. Evolutionary transformations of chorioallantoic placental characters in Rodentia with special reference to hystricognath species. J Exp Zool. 2003;299A:78–98
  10. Enders AC, Blankenship TN, Conley AJ, Jones CJP. Structure of the midterm placenta of the spotted hyena, Crocuta crocuta, with emphasis on the diverse hemophagous regions. Cells Tissues Organs. 2006;183:141–155
  11. Rasweiler JJ. Development of the discoidal hemochorial placenta in the black mastiff bat, Molossus ater: evidence for a role of maternal endothelial cells in the control of trophoblastic growth. Am J Anat. 1991;191:185–207
  12. King BF, Mossman HW. The fetal membranes and unusual giant cell placenta of the jerboa (Jaculus) and jumping mouse (Zapus). Am J Anat. 1974;140:405–432
  13. Oduor-Okelo D, Musewe VO, Gombe S. Electron microscopic study of the chorioallantoic placenta of the rock hyrax (Heterohyrax brucei). J Reprod Fertil. 1983;68:311–316
  14. Enders AC, Blankenship TN, Goodman SM, Soarimalala V, Carter AM. Placental diversity in Malagasy tenrecs: placentation in shrew tenrecs (Microgale spp.), the mole-like rice tenrec (Oryzorictes hova) and the web-footed tenrec (Limnogale mergulus). Placenta. 2007;28:748–759
  15. Cukierski MA. Synthesis and transport studies of the intrasyncytial lamina: an unusual placental basement membrane in the little brown bat, Myotis luciugus. Am J Anat. 1987;178:387–409
  16. Jauniaux E, Gulbis B, Burton GJ. The human first trimester gestational sac limits rather than facilitates oxygen transfer to the foetus – a review. Placenta. 2002;24:S86–S93
  17. Inman KE, Downs KM. Brachyury is required for elongation and vasculogenesis in the murine allantois. Development. 2006;133:2947–2959
  18. Welsh AO, Enders AC. Chorioallantoic placenta formation in the rat: I. Luminal epithelial cell death and extracellular matrix modifications in the mesometrial region of implantation chambers. Am J Anat. 1991;192:347–365
  19. King BF, Enders AC. Comparative development of the mammalian yolk sac. In:  Nogales FF editors. The human yolk sac and yolk sac tumors. Berlin: Springer-Verlag; 1993;p. 1–32
  20. Brambell FWR. The transmission of passive immunity from mother to young. Amsterdam: North Holland; 1970;
  21. Mess A. Chorioallantoic and yolk sac placentation in the dassie rat Petromus typicus and its significance for the evolution of hystricognath rodents. Placenta. 2007;28:1229–1233
  22. Enders AC, King BF. Formation and differentiation of extraembryonic mesoderm in the rhesus monkey. Am J Anat. 1988;181:327–340
  23. Bianchi DW, Wilkins-Haug LE, Enders AC, Hay ED. The origin of extraembryonic mesoderm in experimental animals: relevance to chorionic mosaicism in humans. Am J Med Gen. 1993;46:542–550
  24. Carter AM, Blankenship TN, Kunzle H, Enders AC. Structure of the definitive placenta of the tenrec, Echinops telfairi. Placenta. 2004;25:218–232
  25. Carter AM, Blankenship TN, Kunzle H, Enders AC. Development of the haemophagous region and labyrinth of the placenta of the tenrec, Echinops telfairi. Placenta. 2005;26:251–261

PII: S0143-4004(08)00333-0

doi: 10.1016/j.placenta.2008.09.018

Placenta
Volume 30 , Pages 15-18 , March 2009

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