Ernst Weinland (9 March 1869, Hohenwittlingen – 17 October 1932, Urach) was a German

physiologist Physiology (; ) is the scientific study of functions and mechanisms in a living system. As a sub-discipline of biology, physiology focuses on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical a ...

and parasitologist. He studied medicine at the universities of

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the States of Germany, German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the List of cities in Germany by popu ...

, Tübingen,

Berlin Berlin ( , ) is the capital and largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's most populous city, according to population within city limits. One of Germany's sixteen constitue ...

and

Leipzig Leipzig ( , ; Upper Saxon: ) is the most populous city in the German state of Saxony. Leipzig's population of 605,407 inhabitants (1.1 million in the larger urban zone) as of 2021 places the city as Germany's eighth most populous, as wel ...

. He also studied

zoology Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the Animal, animal kingdom, including the anatomy, structure, embryology, evolution, Biological clas ...

, and in the process earned a PhD at the University of Berlin. After finishing his medical studies at Leipzig, he worked as an assistant physician in Esslingen and as an assistant in the laboratory of Karl von Voit at the University of Munich. In 1899 he obtained his

habilitation Habilitation is the highest university degree, or the procedure by which it is achieved, in many European countries. The candidate fulfills a university's set criteria of excellence in research, teaching and further education, usually including a ...

for physiology and afterwards became an associate professor at the technical school in

Freising Freising () is a university town in Bavaria, Germany, and the capital of the Freising ''Landkreis'' (district), with a population of about 50,000. Location Freising is the oldest town between Regensburg and Bolzano, and is located on the Is ...

. From 1913 to 1932 he was a professor of physiology at the University of Erlangen. He is known for his pioneer research involving the metabolism of parasitic nematodes (''

Ascaris ''Ascaris'' is a genus of parasite, parasitic nematode worms known as the "small intestinal roundworms", which is a type of parasitic worm. One species, ''Ascaris lumbricoides'', affects humans and causes the disease ascariasis. Another species ...

''). He also published papers on the metabolism of the fly genus ''

Calliphora ''Calliphora'' is a genus of blow flies, also known as bottle flies, found in most parts of the world, with the highest diversity in Australia. The most widespread species in North America area ''Calliphora livida'', '' C. vicina'', and '' C. vo ...

''.

Selected writings

* ''Beiträge zur Kenntnis des Baues des Dipteren-Schwingers'', 1890. * ''Ueber die Bildung von Glykogen nach Galactosefütterung'' (Z. Biol., 1900, 40, 374— 385) – Formation of

glycogen Glycogen is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals, fungi, and bacteria. The polysaccharide structure represents the main storage form of glucose in the body. Glycogen functions as one o ...

after feeding on galactose. * ''Ueber die Lactase des Pankreas. Zweite Mittheilung zur Frage nach den Ursachen, welche die Bildung der Lactase hervorrufen'', Ibid., 1900, n. F., xxii, 386-391 – On lactase of the

pancreas The pancreas is an organ of the digestive system and endocrine system of vertebrates. In humans, it is located in the abdomen behind the stomach and functions as a gland. The pancreas is a mixed or heterocrine gland, i.e. it has both an end ...

. * ''Ueber den Glykogengchalt einiger parasitischer Würmer'', (Z. Biol. Bd. XLI. 1901. Heft 1. p. 69—74). * ''Ueber ausgepresste Extrakte von Ascaris lumbricoides und ihre Wirkung''. (Z. Biol., 48, 86. — 1902).Zeitschrift für Biologie, Volume 40
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References

{{DEFAULTSORT:Weinland, Ernst 1869 births 1932 deaths People from Bad Urach Academic staff of the University of Erlangen-Nuremberg German parasitologists German physiologists