31:
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The comparative studies of the testis resulted in the discovery of cells surrounding the seminiferous tubules, vessels, and nerves. These special cells are present in small numbers where they follow the course of the blood vessels, but increase in mass considerably when surrounding seminiferous
513:; Leydig believed that the cell function was to lubricate the skin, and the cell now bears his name. Leydig is also known for describing large vesicular cells that occur in the connective tissue and the walls of
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at the zootomic institution in Würzburg in 1848. The following year he qualified as a lecturer, and on 9 May 1855 he was appointed professor. In the winter of 1850–1851, Leydig made a journey to
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nature and ultrastructure been fully understood to further clarify the validity of practical research and its relations to the pressure and stress exxperienced by student's testes.
275:, where he became aware of the rich marine life that was to become the subject of some of his most important researches. That journey, coupled with his early preoccupation with
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in 1875, where he also became director of the anatomical institute, as well as, director of the zoological museum and the zoological institute. He was later made
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tubules. These cells are lipoid in character; they can be colourless or can be stained yellowish, and they have light vesicular nuclei." - Franz Leydig, 1850
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381:. He died on 13 April 1908 in Rothenburg ob der Tauber, his birthplace. His wife, Katharina Jaeger, the daughter of a professor of surgery at
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In addition to its historical importance, Leydig’s "Lehrbuch" is significant for his description of a large secretory cell, found in the
358:, however, gives the best account of the growth of comparative microscopical anatomy in the two decades following Schwann’s discoveries.
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455:"), a body enclosed in a smooth endoplasmic reticulum and holding lipid granules and crystals, which occur adjacent to the
385:, who survived him; they had no children. During his lifetime, Franz Leydig was granted many honours, including personal
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650:"Franz von Leydig (whonamedit.com)" (biography), Ole Daniel Enerson, 2006, WhoNamedIt.com webpage:
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71:
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204:. Leydig himself recalled later that those childhood interests began his lifelong concern with
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470:. Leydig had described the interstitial cells in his detailed account of the male sex organs.
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342:. Leydig's book was published at the time of similar subjects – most notably Kölliker's
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196:. Leydig shared both his father's Catholic religion and hobbies: his father was a keen
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48:
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in 1839. Leydig paid further tribute to other contemporary anatomists, particularly
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Handbuch der allgemeinen und speciellen
Gewebelehre des menschlichen Körpers...
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635:"Zur Anatomie der männlichen Geschlechtsorgane und Analdrüsen der Säugetiere,"
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661:
393:. He was a member of several medical and scientific societies, including the
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79:
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The above description clearly indicates that Leydig recognized the specific
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cell is unusual in that it does not pour secretion over the surface of the
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30:
601:"Franz von Leydig" (biography), Ole Daniel Enerson, 2006, WhoNamedIt.com
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river). He was the only boy of three children born to
Melchior Leydig, a
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510:
444:
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443:(1848–1931), were the first to establish the anatomical entity of the
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in 1883: four different types of the latter have been determined.
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326:(1810–1882), who described the cell as a vesicle containing a
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335:
306:, Leydig reviewed the crucial developments in the history of
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at Würzburg on 27 August 1847, becoming an assistant in the
621:), German Knowledge, 2006-10-29, de.wikipedia.org webpage:
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Franz von Leydig's work on neural tissue influenced
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Members of the Royal
Society of Sciences in Uppsala
296:Lehrbuch der Histologie des Menschen und der Tiere
216:, which he used in the majority of his free time.
698:Members of the Royal Swedish Academy of Sciences
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389:, and an honorary doctorate of science from the
310:, including the discovery and definition of the
192:and a minor public official, and Margareta, a
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483:of those cells: only recently, have their
447:. Chief among Leydig's discoveries is the
279:, directed the course of his life's work.
16:German zoologist and comparative anatomist
613:
611:
693:Academic staff of the University of Bonn
282:In 1857 Leydig became full professor of
180:Franz Leydig was born on 21 May 1821 in
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673:Scientists from the Kingdom of Bavaria
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608:
338:and emphasizing cellular doctrine for
161:; 21 May 1821 – 13 April 1908), was a
344:Handbuch der Gewebelehre des Menschen
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703:Foreign members of the Royal Society
13:
212:. At age 12, he acquired a simple
14:
724:
411:Royal Swedish Academy of Sciences
135:Royal Swedish Academy of Sciences
617:"Franz von Leydig - Knowledge" (
255:department, while also teaching
29:
267:(1817–1905). In 1848 he became
708:People from Ansbach (district)
668:19th-century German zoologists
628:
463:. The cells produce the male
324:Theodor Ambrose Hubert Schwann
1:
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243:(1811–1883). He received his
219:Leydig studied philosophy in
435:(1861–1931), who along with
403:Imperial Academy of Sciences
399:New York Academy of Sciences
334:(1801–1858) for his work on
129:Imperial Academy of Sciences
123:New York Academy of Sciences
7:
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298:: his main contribution to
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637:Z. Wiss. Zool. 1850;2:1–57
623:GermanWP-Franz_von_Leydig
416:
109:
101:
87:
60:
37:
28:
21:
541:
182:Rothenburg ob der Tauber
72:Rothenburg ob der Tauber
45:Rothenburg ob der Tauber
395:Royal Society of London
320:Gabriel Gustav Valentin
316:Jan Evangelista Purkyne
294:, and he published his
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117:Royal Society of London
477:
292:University of Tübingen
229:University of Würzburg
472:
391:University of Bologna
377:and on 1 April 1887,
375:Geheimer Medizinalrat
332:Johannes Peter Müller
170:comparative anatomist
457:seminiferous tubules
322:(1810–1883), and by
53:German Confederation
441:Auguste-Henri Forel
367:comparative anatomy
288:Comparative anatomy
265:Albert von Kölliker
379:professor emeritus
371:University of Bonn
348:Joseph von Gerlach
259:and developmental
241:Franz von Rinecker
76:Kingdom of Bavaria
49:Kingdom of Bavaria
678:German anatomists
449:interstitial cell
158:[ˈlaɪdɪç]
143:
142:
720:
638:
632:
626:
615:
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439:(1831–1904) and
437:Wilhelm His, Sr.
231:from 1842 under
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155:
146:Franz von Leydig
105:Katharina Jaeger
67:
33:
23:Franz von Leydig
19:
18:
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658:
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629:
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609:
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433:Fridtjof Nansen
419:
350:’s (1820–1896)
223:from 1840, and
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652:WNI-675-Leydig
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603:WNI-675-Leydig
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531:Leydig's organ
526:
523:
418:
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407:St. Petersburg
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174:
141:
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133:Member of the
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127:Member of the
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121:Member of the
119:
115:Fellow of the
111:
107:
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99:
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96:Leydig's organ
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88:Known for
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68:(aged 86)
64:April 13, 1908
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515:blood vessels
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318:(1797–1869),
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237:August Schenk
235:(1785–1848),
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80:German Empire
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27:
20:
634:
630:
536:Leydig cells
489:
478:
473:
468:testosterone
453:Leydig cells
420:
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355:
354:(1848). The
351:
343:
303:
295:
281:
218:
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150:Franz Leydig
149:
145:
144:
92:Leydig cells
66:(1908-04-13)
688:1908 deaths
683:1821 births
519:crustaceans
387:ennoblement
346:(1852) and
233:Martin Münz
41:21 May 1821
662:Categories
645:References
511:epithelium
503:amphibians
481:morphology
445:nerve cell
428:and polar
361:He became
300:morphology
277:microscopy
253:physiology
214:microscope
194:Protestant
492:epidermis
485:endocrine
426:zoologist
423:Norwegian
363:professor
340:pathology
308:histology
302:. In the
269:prosector
257:histology
245:doctorate
202:beekeeper
166:zoologist
525:See also
430:explorer
413:(1898).
409:and the
383:Erlangen
356:Lehrbuch
304:Lehrbuch
273:Sardinia
249:medicine
225:medicine
198:gardener
190:Catholic
184:(on the
505:. This
465:hormone
459:of the
369:at the
328:nucleus
290:at the
284:Zoology
261:anatomy
227:at the
210:zoology
154:German:
148:, also
619:German
507:mucous
500:larvae
496:fishes
461:testes
417:Impact
401:, the
397:, the
336:glands
263:under
239:, and
221:Munich
206:botany
186:Tauber
163:German
137:(1898)
110:Awards
102:Spouse
542:Notes
498:and
312:cell
286:and
208:and
200:and
176:Life
168:and
61:Died
38:Born
517:in
494:of
405:of
365:of
314:by
247:in
664::
610:^
550:^
451:("
172:.
78:,
74:,
51:,
47:,
654:.
625:.
605:.
152:(
82:.
55:.
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