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  2. Louise Brown - Wikipedia

    en.wikipedia.org/wiki/Louise_Brown

    Purdy was the first to see Brown's embryonic cells dividing. [8] Edwards, as the only surviving partner, was awarded the 2010 Nobel Prize in Medicine for this work. [9] In March 2022, a plaque was installed on Royal Oldham Hospital to record the importance of Sister Muriel Harris and Jean Purdy to the work. [10]

  3. Antonie van Leeuwenhoek - Wikipedia

    en.wikipedia.org/wiki/Antonie_van_Leeuwenhoek

    Antonie Philips van Leeuwenhoek [note 2] FRS (/ ˈ ɑː n t ə n i v ɑː n ˈ l eɪ v ən h uː k,-h ʊ k / AHN-tə-nee vahn LAY-vən-hook, -⁠huuk; Dutch: [ˈɑntoːni vɑn ˈleːu.ə(n)ˌɦuk] ⓘ; 24 October 1632 – 26 August 1723) was a Dutch microbiologist and microscopist in the Golden Age of Dutch science and technology.

  4. Robert Remak - Wikipedia

    en.wikipedia.org/wiki/Robert_Remak

    Robert Remak (26 July 1815 – 29 August 1865) was an embryologist, physiologist and neurologist, born in Posen, Prussia, who discovered that the origin of cells was by the division of pre-existing cells. [1] as well as several other key discoveries.

  5. Human embryonic development - Wikipedia

    en.wikipedia.org/wiki/Human_embryonic_development

    The beginning of the cleavage process is marked when the zygote divides through mitosis into two cells. This mitosis continues and the first two cells divide into four cells, then into eight cells and so on. Each division takes from 12 to 24 hours.

  6. Cell division - Wikipedia

    en.wikipedia.org/wiki/Cell_division

    The German-Polish physician Robert Remak suspected that he had already discovered animal cell division in the blood of chicken embryos in 1841, [56] but it was not until 1852 that he was able to confirm animal cell division for the first time in bird embryos, frog larvae and mammals. [57]

  7. Cell theory - Wikipedia

    en.wikipedia.org/wiki/Cell_theory

    The cell was first discovered by Robert Hooke in 1665 using a microscope. The first cell theory is credited to the work of Theodor Schwann and Matthias Jakob Schleiden in the 1830s. In this theory the internal contents of cells were called protoplasm and described as a jelly-like substance, sometimes called living jelly.

  8. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Matthias Jakob Schleiden - Wikipedia

    en.wikipedia.org/wiki/Matthias_Jakob_Schleiden

    Thus, Schleiden and Schwann became the first to formulate what was then an informal belief as a principle of biology equal in importance to the atomic theory of chemistry. He also recognized the importance of the cell nucleus, discovered in 1831 by the Scottish botanist Robert Brown, [6] and sensed its connection with cell division. In 1838 ...