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Hermann Fol
Hermann Fol (23 July 1845, Saint-Mandé – 13 March 1892) was a Swiss people, Swiss zoologist and the father of modern Cell biology, cytology. After studying medicine and zoology with Ernst Haeckel (1834–1919) at the University of Jena where he was a pupil of François Jules Pictet de la Rive (1809–1872) and René-Édouard Claparède (1832-1871), he accompanied Haeckel on a prolonged scientific journey (1866 and 1867) around the coasts of West Africa and of the Canary Islands. On his return to Europe he undertook medical studies in Heidelberg and completed them by obtaining his diploma in 1869 in Zurich and Berlin. In 1871 he studied planktonic fauna in Villefranche-sur-Mer on the recommendation of Carl Vogt (1817–1895). In 1876, he observed the penetration of a spermatozoon into an egg becoming thus a pioneer of the microscopic studies of fertilisation and cellular division. Oscar Hertwig also observed this in the same year. In 1878, Fol obtained a post of professor at the ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Saint-Mandé
Saint-Mandé () is a high-end commune of the Val-de-Marne department in Île-de-France in the eastern suburbs of Paris, France. It is located from the center of Paris. It is one of the smallest communes of the Île-de-France by land area, but is one of the most densely populated municipalities in Europe. It is located on the edge of the 12th arrondissement of Paris, near the Porte de Vincennes and the Porte de Saint-Mandé. The motto of the city is ''Cresco et Floresco'', which means "I grow and I flourish". History On 1 January 1860, the city of Paris was enlarged by annexing neighboring communes. On that occasion, about two-thirds of the commune of Saint-Mandé was annexed to Paris, and now forms the neighborhoods of Bel-Air and Picpus, in the 12th arrondissement of Paris. In 1929, the commune of Saint-Mandé lost one-quarter of its territory when the city of Paris annexed the Bois de Vincennes, a small part of which belonged to Saint-Mandé, leaving Saint-Mandé as a smal ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
