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  1. Jan or Johannes Swammerdam (February 12, 1637 – February 17, 1680) was a Dutch biologist and microscopist. His work on insects demonstrated that the various phases during the life of an insect— egg, larva, pupa, and adult—are different forms of the same animal. As part of his anatomical research, he carried out experiments on muscle ...

  2. Apr 10, 2024 · Jan Swammerdam (baptized Feb. 12, 1637, Amsterdam—died Feb. 15, 1680, Amsterdam) was a Dutch naturalist, considered the most accurate of classical microscopists, who was the first to observe and describe red blood cells (1658). Swammerdam completed medical studies in 1667 but never practiced medicine, devoting himself to microscopical ...

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  3. May 21, 2018 · Jan Swammerdam. The Dutch natural scientist Jan Swammerdam (1637-1680) was a founder of comparative anatomy and entomology and was very skillful in the art of microdissection. Jan Swammerdam was born on Feb. 12, 1637, in Amsterdam. His father, a prosperous apothecary, had collected a museum of curiosities.

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  5. Oct 31, 2007 · Jan Swammerdam (1637-1680) Jan Swammerdam, known as the founder of the preformation theory based on his extensive research on insect development, was born on 12 February 1637 in Amsterdam, the Netherlands, to Baertje Jans Corvers and Jan Jacobszoon Swammerdam. He began medical school on 11 October 1661 at the University of Leiden.

  6. Jan Swammerdam. (1637-1680) Jan Swammerdam, a 17th century Dutch microscopist, made major discoveries in medicine and anatomy. Above all, he made a decisive contribution to the development of biology and a materialist understanding of nature. His greatest contribution to biology was his understanding of insect development and his demonstration ...

  7. A brief summary of his life and work. Trained as a doctor in the prestigious new university of Leiden, Swammerdam was one of a group of highly talented students that included de Graaf (1641-1673), Stenson (1638-1686) and Ruysch (1638-1728), each of whom made a major contribution to science. Among his many anatomical and medical discoveries ...

  8. Feb 12, 2021 · Jan Swammerdam, a Dutch microscopist and insect anatomist, was born Feb. 12, 1637. Swammerdam was one of the five great microscopists of the 3rd quarter of the 17th century, the others being Robert Hooke, Marcello Malpighi, Francesco Redi, and Antoni van Leeuwenhoek.

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