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  1. Regnier de Graaf (English spelling), original Dutch spelling Reinier de Graaf, or Latinized Reijnerus de Graeff (30 July 1641 – 17 August 1673), was a Dutch physician, physiologist and anatomist who made key discoveries in reproductive biology.

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  3. Reinier de Graaf was a Dutch physician who discovered the follicles of the ovary (known as Graafian follicles), in which the individual egg cells are formed. He was also important for his studies on the pancreas and on the reproductive organs of mammals.

    • The Editors of Encyclopaedia Britannica
  4. Sep 30, 2008 · Regnier de Graaf, a Dutch physician and anatomist, was born 30 July 1641 in Schoonhoven, the Netherlands. Though he published papers on both pancreatic and male reproductive anatomy, he is best known for his discovery of the mature ovarian follicles as well as his contributions to the general body of knowledge surrounding the female mammalian ...

  5. In his very short career, Regnier de Graaf contributed to knowledge of the pancreas and the female reproductive system. He became the first scientist to identify and describe the ovary, and discovered a structure within the latter known as the Graafian follicle .

  6. Feb 10, 2009 · Reinier De Graaf (1641–1673) and the Graafian follicle. Gynecological Surgery 6 , 189–191 ( 2009) Cite this article. The name of this seventeenth century Dutch physician remains eponymously linked to the (ripe) ovarian follicle. De Graaf earned his spurs as anatomist and experimental physiologist.

    • M. Thiery
    • 2009
  7. 6 days ago · Regnier De Graaf (1641-1673} was a Dutch embryologist who published works on female genital organs. He was first to describe the "Graafian follicle" in the ovary of mammals, but erroneously believed the entire follicle to be the mammalian oocyte (egg).

  8. Aug 1, 2000 · Reinier (also spelled Regner and Regnier) de Graaf (16411673), in a short but extremely productive life, made remarkable contributions to medicine. He unraveled the mysteries of the human reproductive system, and his name remains irrevocably associated with the ovarian follicle.

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