Richard Altmann (12 March 1852 – 8 December 1900) was a

German German(s) may refer to: * Germany (of or related to) ** Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ge ...

pathologist Pathology is the study of the causes and effects of disease or injury. The word ''pathology'' also refers to the study of disease in general, incorporating a wide range of biology research fields and medical practices. However, when used in t ...

and

histologist Histology, also known as microscopic anatomy or microanatomy, is the branch of biology which studies the microscopic anatomy of biological tissues. Histology is the microscopic counterpart to gross anatomy, which looks at larger structures vis ...

from Deutsch Eylau in the

Province of Prussia The Province of Prussia (; ; pl, Prowincja Prusy; csb, Prowincjô Prësë) was a province of Prussia from 1829 to 1878. Prussia was established as a province of the Kingdom of Prussia in 1829 from the provinces of East Prussia and West Prussia ...

. Altmann studied medicine in

Greifswald Greifswald (), officially the University and Hanseatic City of Greifswald (german: Universitäts- und Hansestadt Greifswald, Low German: ''Griepswoold'') is the fourth-largest city in the German state of Mecklenburg-Western Pomerania after Rosto ...

Königsberg Königsberg (, ) was the historic Prussian city that is now Kaliningrad, Russia. Königsberg was founded in 1255 on the site of the ancient Old Prussian settlement ''Twangste'' by the Teutonic Knights during the Northern Crusades, and was name ...

Marburg Marburg ( or ) is a university town in the German federal state (''Bundesland'') of Hesse, capital of the Marburg-Biedenkopf district (''Landkreis''). The town area spreads along the valley of the river Lahn and has a population of approxima ...

, and

Giessen Giessen, spelled Gießen in German (), is a town in the German state (''Bundesland'') of Hesse, capital of both the district of Giessen and the administrative region of Giessen. The population is approximately 90,000, with roughly 37,000 univer ...

, obtaining a doctorate at the

University of Giessen University of Giessen, official name Justus Liebig University Giessen (german: Justus-Liebig-Universität Gießen), is a large public research university in Giessen, Hesse, Germany. It is named after its most famous faculty member, Justus von ...

in 1877. He then worked as a

prosector A prosector is a person with the special task of preparing a dissection for demonstration, usually in medical schools or hospitals. Many important anatomists began their careers as prosectors working for lecturers and demonstrators in anatomy and p ...

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 ...

, and in 1887 became an

anatomy Anatomy () is the branch of biology concerned with the study of the structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having it ...

professor (extraordinary). He died in Hubertusburg in 1900 from a nervous disorder. He improved fixation methods, for instance, his solution of

potassium dichromate Potassium dichromate, , is a common inorganic chemical reagent, most commonly used as an oxidizing agent in various laboratory and industrial applications. As with all hexavalent chromium compounds, it is acutely and chronically harmful to health ...

and

osmium tetroxide Osmium tetroxide (also osmium(VIII) oxide) is the chemical compound with the formula OsO4. The compound is noteworthy for its many uses, despite its toxicity and the rarity of osmium. It also has a number of unusual properties, one being that the ...

.William Bechtel, ''Discovering Cell Mechanisms: The Creation of Modern Cell Biology'' (New York: Cambridge University Press, 2009)
pp 80–83
Using that along with a new staining technique of applying acid-

fuchsin Fuchsine (sometimes spelled fuchsin) or rosaniline hydrochloride is a magenta dye with chemical formula C20H19N3·HCl.

contrasted by picric acid amid delicate heating, he observed filaments in the nearly all cell types, developed from granules.Erik Nordenskiöld,
The History of Biology
' (New York: Knopf, 1935)
pp 538–39
He named the granules "bioblasts", and explained them as the elementary living units, having metabolic and genetic autonomy, in his 1890 book "''Die Elementarorganismen''" ("The Elementary Organism"). His explanation drew much skepticism and harsh criticism. Altmann's granules are now believed to be mitochondria. He is credited with coining the term " nucleic acid" in 1889, replacing

Friedrich Miescher Johannes Friedrich Miescher (13 August 1844 – 26 August 1895) was a Swiss physician and biologist. He was the first scientist to isolate nucleic acid in 1869. He also identified protamine and made a number of other discoveries. Miescher had i ...

's term "nuclein" when it was demonstrated that nuclein was acidic.

Books

Notes

References

''Richard Altmann''
@

Who Named It ''Whonamedit?'' is an online English-language dictionary of medical eponyms and the people associated with their identification. Though it is a dictionary, many eponyms and persons are presented in extensive articles with comprehensive bibliograp ...

Mitochondrial Medicine Center
The Mitochondrion {{DEFAULTSORT:Altmann, Richard 1852 births 1900 deaths People from Iława German anatomists German pathologists German histologists History of genetics People from the Province of Prussia University of Greifswald alumni University of Königsberg alumni University of Marburg alumni University of Giessen alumni Leipzig University faculty