Karl Touton
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Karl Touton (2 May 1858,
Alzey Alzey () is a ''Verband''-free town – one belonging to no ''Verbandsgemeinde'' – in the Alzey-Worms district in Rhineland-Palatinate, Germany. It is the fifth-largest town in Rhenish Hesse, after Mainz, Worms, Germany, Worms, Ingelheim am Rhein ...
– 27 September 1934,
Wiesbaden Wiesbaden () is a city in central western Germany and the capital of the state of Hesse. , it had 290,955 inhabitants, plus approximately 21,000 United States citizens (mostly associated with the United States Army). The Wiesbaden urban area ...
) was a German dermatologist and amateur
botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...
. He studied medicine at the Universities of
Würzburg Würzburg (; Main-Franconian: ) is a city in the region of Franconia in the north of the German state of Bavaria. Würzburg is the administrative seat of the ''Regierungsbezirk'' Lower Franconia. It spans the banks of the Main River. Würzburg is ...
and Freiburg, earning his medical doctorate in 1881. Following graduation, he furthered his education at Tübingen with pathologist Ernst Ziegler and in
Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...
with dermatologists
Moriz Kaposi Moritz Kaposi ( hu, Kaposi Mór, ; 23 October 1837 in Kaposvár, Hungary – 6 March 1902 in Vienna, Austria-Hungary) was a Hungarian physician and dermatologist who discovered the skin tumor that received his name (Kaposi's sarcoma). Biography ...
and
Isidor Neumann Isidor Neumann, Edler von Heilwart (2 March 1832, Mißlitz, Moravia – 31 August 1906) was an Austrian dermatologist. He was a student at the so-called Vienna School of Dermatology under Ferdinand Ritter von Hebra (1816–1880), earning his do ...
. From 1885 onward, he was a practicing dermatologist in
Wiesbaden Wiesbaden () is a city in central western Germany and the capital of the state of Hesse. , it had 290,955 inhabitants, plus approximately 21,000 United States citizens (mostly associated with the United States Army). The Wiesbaden urban area ...
.Willdenowia 28 - 1998, De Herbario Berolinensi Notulae No. 37
Das Hieracium-Herbar von Karl Touton
As a botanist, he specialized in studies of the genus '' Hieracium''. He worked closely with botanist August Schlickum (1867–1946), with whom he conducted scientific excursions in the
Rhineland The Rhineland (german: Rheinland; french: Rhénanie; nl, Rijnland; ksh, Rhingland; Latinised name: ''Rhenania'') is a loosely defined area of Western Germany along the Rhine, chiefly its middle section. Term Historically, the Rhinelands ...
and the
Allgäu The Allgäu (Standard German: , also Allgovia) is a region in Swabia in southern Germany. It covers the south of Bavarian Swabia, southeastern Baden-Württemberg, and parts of Austria. The region stretches from the pre-alpine lands up to the A ...
. His
herbarium A herbarium (plural: herbaria) is a collection of preserved plant specimens and associated data used for scientific study. The specimens may be whole plants or plant parts; these will usually be in dried form mounted on a sheet of paper (called ...
of around 20,000 items was acquired in 1929 and 1935 by the botanical museum at Berlin-Dahlem.


Associated term

* "
Touton giant cell Touton giant cells are a type of multinucleated giant cell seen in lesions with high lipid content such as fat necrosis, xanthoma, and xanthelasma and xanthogranulomas. They are also found in dermatofibroma. History Touton giant cells are named ...
": A multinucleated giant cell consisting of fused
macrophages Macrophages (abbreviated as M φ, MΦ or MP) ( el, large eaters, from Greek ''μακρός'' (') = large, ''φαγεῖν'' (') = to eat) are a type of white blood cell of the immune system that engulfs and digests pathogens, such as cancer ce ...
with a ring of nuclei surrounded by vacuolated, lipid-rich ("foamy")
cytoplasm In cell biology, the cytoplasm is all of the material within a eukaryotic cell, enclosed by the cell membrane, except for the cell nucleus. The material inside the nucleus and contained within the nuclear membrane is termed the nucleoplasm. The ...
.


Selected works

* ''Vergleichende Untersuchungen über die Entwickelung der Blasen in der Epidermis'', 1882 – Comparative studies on the development of blisters in the
epidermis The epidermis is the outermost of the three layers that comprise the skin, the inner layers being the dermis and hypodermis. The epidermis layer provides a barrier to infection from environmental pathogens and regulates the amount of water rele ...
. * ''Über die sexuelle Verantwortlichkeit: ethische und medizinisch-hygienische Tatsachen und Ratschläge ; ein Vortrag vor Abiturienten'', 1919 – On sexual responsibility: ethical and medical-hygienic facts and advice, a lecture to high school seniors. * ''Hauterkrankungen durch phanerogamische Pflanzen und ihre Produkte'', 1932 – Skin diseases caused by
phanerogam A spermatophyte (; ), also known as phanerogam (taxon Phanerogamae) or phaenogam (taxon Phaenogamae), is any plant that produces seeds, hence the alternative name seed plant. Spermatophytes are a subset of the embryophytes or land plants. They inc ...
ic plants, etc.Google Search
publication


References

{{DEFAULTSORT:Touton, Karl 1858 births 1934 deaths People from Alzey University of Freiburg alumni University of Würzburg alumni German dermatologists 19th-century German botanists 20th-century German botanists