• Thumbnail for Frederik Ruysch
    Frederik Ruysch (Dutch: [ˈfreːdərɪk ˈrœys]; March 28, 1638 – February 22, 1731) was a Dutch botanist and anatomist. He is known for developing techniques...
    17 KB (1,809 words) - 21:47, 24 August 2024
  • Thumbnail for Rachel Ruysch
    painter of the Dutch Golden Age. Rachel Ruysch was born on 3 June 1664 in The Hague to the scientist Frederik Ruysch and Maria Post, the daughter of the architect...
    14 KB (1,503 words) - 11:32, 22 November 2024
  • paintings of flowers, daughter of Frederik Ruysch Anna Ruysch (1666–1741), Dutch flower painter, daughter of Frederik Ruysch Ruijsch (y) at the Database of...
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  • Thumbnail for Hirschsprung's disease
    is believed to have first been described in 1691 by Dutch anatomist Frederik Ruysch and is named after Danish physician Harald Hirschsprung following his...
    36 KB (3,854 words) - 08:34, 3 December 2024
  • Thumbnail for Kunstkamera
    Enlarged by purchases from the Dutch collectors Albertus Seba and Frederik Ruysch, the museum was moved to its present location in 1727. Having expanded...
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  • Thumbnail for Vomeronasal organ
    direct liquid organic chemicals to the organ. The VNO was discovered by Frederik Ruysch prior to 1732, and later by Ludwig Jacobson in 1813. The VNO is found...
    34 KB (4,044 words) - 18:41, 2 December 2024
  • Thumbnail for Anna Ruysch
    Ruysch) was the daughter of Maria Post and Frederik Ruysch, a preeminent botanist and anatomist. She was the younger sister of painter Rachel Ruysch....
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  • Thumbnail for Funeral director
    scientist Frederik Ruysch's work attracted the attention of royalty and legitimized postmortem anatomy[clarification needed]. Most importantly, Ruysch developed...
    11 KB (1,221 words) - 02:42, 31 October 2024
  • Thumbnail for Flehmen response
    big cats in captivity. The flehmen response was first described by Frederik Ruysch[when?] and described later by Ludwig Jacobson in 1813. This response...
    18 KB (1,907 words) - 05:39, 21 November 2024
  • Thumbnail for Nicolas Steno
    Steensen moved to Leiden, where he met the students Jan Swammerdam, Frederik Ruysch, Reinier de Graaf, Franciscus de le Boe Sylvius, a famous professor...
    46 KB (4,731 words) - 15:43, 6 December 2024
  • Thumbnail for Antonie van Leeuwenhoek
    1714, Richard Bradley (botanist); and, in 1716, Herman Boerhaave and Frederik Ruysch. To the disappointment of his guests, Van Leeuwenhoek refused to reveal...
    49 KB (5,349 words) - 00:32, 22 December 2024
  • Thumbnail for Grand Embassy of Peter the Great
    Ludolf Bakhuysen, painters of seascapes. Witsen introduced him to Frederik Ruysch, who taught him how to do sections, pull his subjects' teeth, and to...
    22 KB (2,724 words) - 05:29, 27 November 2024
  • Thumbnail for Androgen insensitivity syndrome
    hermaphrodites, dates back to at least 1709, when Dutch anatomist Frederik Ruysch used it in a publication describing a subject with testes and a mostly...
    127 KB (12,546 words) - 15:06, 29 October 2024
  • Thumbnail for Natural history
    the field were Valerius Cordus, Konrad Gesner (Historiae animalium), Frederik Ruysch, and Gaspard Bauhin. The rapid increase in the number of known organisms...
    28 KB (3,155 words) - 22:12, 5 October 2024
  • Thumbnail for 1638
    François Crépieul, Jesuit missionary in Canada (d. 1702) March 28 – Frederik Ruysch, Dutch physician and anatomist (d. 1731) April 2 Sir Henry Beaumont...
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  • Thumbnail for Embalming
    (1520–1574), Reinier de Graaf (1641–1673), Jan Swammerdam (1637–1680), and Frederik Ruysch (1638–1731). The modern method of embalming involves the injection...
    62 KB (7,909 words) - 19:36, 20 December 2024
  • 1670) 1613 – Empress Dowager Xiaozhuang of China (d. 1688) 1638 – Frederik Ruysch, Dutch botanist and anatomist (d. 1731) 1652 – Samuel Sewall, English...
    103 KB (8,493 words) - 16:39, 18 December 2024
  • Thumbnail for Peter the Great
    shipbuilding to use in helping build Russia's navy. Peter and Witsen visited Frederik Ruysch who had all the specimens exposed in five rooms. He taught Peter how...
    104 KB (11,465 words) - 11:58, 22 December 2024
  • microscopist Nicolas Steno (1638–1686), Danish Catholic bishop and scientist Frederik Ruysch (1638–1731), Dutch botanist and anatomist Regnier de Graaf (1641–1673)...
    20 KB (2,593 words) - 17:44, 27 February 2024
  • Thumbnail for Albertus Seba
    specimens, which grew more extensive than the first. Through Seba, Frederik Ruysch—a well-known Amsterdam physician and anatomist—also sold his collection...
    9 KB (936 words) - 05:51, 17 December 2024
  • Thumbnail for Arachnoid mater
    mater. The introduction of the name "arachnoid mater" is attributed to Frederik Ruysch in 1699. Another source states that the "arachnoid membrane" was discovered...
    9 KB (1,014 words) - 11:02, 9 November 2024
  • François Crépieul, Jesuit missionary in Canada (d. 1702) March 28 – Frederik Ruysch, Dutch physician and anatomist (d. 1731) April 2 Sir Henry Beaumont...
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  • scientist, scientific instrument maker and inventor of Leyden jar Frederik Ruysch (1638–1731), botanist and anatomist Marie du Saar (1860–1955), ophthalmologist...
    44 KB (5,250 words) - 16:12, 11 November 2024
  • improved rapidly during the 18th and 19th centuries, with Dutch anatomist Frederik Ruysch innovating a chemical embalming solution (liquor balsamicum) containing...
    31 KB (2,283 words) - 11:23, 11 December 2024
  • Thumbnail for Regnier de Graaf
    his co-students were Jan Swammerdam, Niels Stensen, Ole Borch and Frederik Ruysch, cooperating with professor Franciscus Sylvius, Johannes van Horne...
    16 KB (1,598 words) - 22:18, 18 August 2024
  • – Nicolas Steno, Danish pioneer of geology (died 1686) March 28 – Frederik Ruysch, Dutch physician and anatomist (died 1731) April 19 - Niccolao Manucci...
    4 KB (363 words) - 16:42, 16 June 2024
  • Thumbnail for Ruyschia
    and the Windward Islands. The genus name of Ruyschia is in honour of Frederik Ruysch (1638–1731), a Dutch botanist and anatomist. He is known for developing...
    3 KB (201 words) - 05:40, 17 May 2024
  • Thumbnail for History of Animals
    Valerius Cordus Leonhart Fuchs Conrad Gessner (Historia animalium) Frederik Ruysch William Turner (Avium Praecipuarum, New Herball) John Gerard (Herball...
    26 KB (3,092 words) - 23:41, 13 December 2024
  • Thumbnail for Cabinet of curiosities
    in 1714. Many items were bought in Amsterdam from Albertus Seba and Frederik Ruysch. The fabulous Habsburg Imperial collection included important Aztec...
    42 KB (5,146 words) - 23:20, 23 November 2024
  • Thumbnail for Bernhard Siegfried Albinus
    instruction of Sébastien Vaillant (1669–1722), Jacob Winslow (1669–1760) and Frederik Ruysch, he devoted himself especially to anatomy and botany.[citation needed]...
    14 KB (1,484 words) - 14:30, 13 August 2024