Hans Günther Aach (2 October 1919 – 4 December 1999) was a German

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 ...

Life

Aach was born in

Oldenburg Oldenburg may also refer to: Places *Mount Oldenburg, Ellsworth Land, Antarctica *Oldenburg (city), an independent city in Lower Saxony, Germany **Oldenburg (district), a district historically in Oldenburg Free State and now in Lower Saxony *Olde ...

. He gained his doctorate in March 1952 in the Faculty of Mathematics and Natural Sciences of the

University of Göttingen The University of Göttingen, officially the Georg August University of Göttingen, (german: Georg-August-Universität Göttingen, known informally as Georgia Augusta) is a public research university in the city of Göttingen, Germany. Founded ...

. In July 1961 he presented his professorial thesis at the

University of Cologne The University of Cologne (german: Universität zu Köln) is a university in Cologne, Germany. It was established in the year 1388 and is one of the most prestigious and research intensive universities in Germany. It was the sixth university to ...

. He spent several months as visiting faculty at

University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California. Established in 1868 as the University of California, it is the state's first land-grant u ...

and

Stanford University Stanford University, officially Leland Stanford Junior University, is a private research university in Stanford, California. The campus occupies , among the largest in the United States, and enrolls over 17,000 students. Stanford is consider ...

. On 31 December 1962 he was appointed Extraordinary Professor of Botany at the

RWTH Aachen University RWTH Aachen University (), also known as North Rhine-Westphalia Technical University of Aachen, Rhine-Westphalia Technical University of Aachen, Technical University of Aachen, University of Aachen, or ''Rheinisch-Westfälische Technische Hoch ...

. From 12 January 1965 he was appointed to the Chair of Botany in the same place and made director of the Botanical Institute. He retired on 1 March 1984. The emphasis of his scientific work was on

protein Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues. Proteins perform a vast array of functions within organisms, including catalysing metabolic reactions, DNA replication, respo ...

s in

virus A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea. Since Dmitri Ivanovsky's 1 ...

es. He collaborated on the ''Handbuch der Biologie''. Aach died in

Aachen Aachen ( ; ; Aachen dialect: ''Oche'' ; French and traditional English: Aix-la-Chapelle; or ''Aquisgranum''; nl, Aken ; Polish: Akwizgran) is, with around 249,000 inhabitants, the 13th-largest city in North Rhine-Westphalia, and the 28th- ...

in December 1999 at the age of 80.Kürschners Deutscher Gelehrten-Kalender, Volumes 1-3, pg. 3697
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Works

* ''Abriss der Botanik für Studenten der Medizin und der Naturwissenschaften.'' Berlin 1948 * ''Über Wachstum und Zusammensetzung von Chlorella pyrenoidosa bei unterschiedlichen Lichtstärken und Nitratmengen.'' Göttingen 1952 * ''Die Viren.'' Akademische Verlags-Gesellschaft Athenaion, Konstanz 1960 * ''Zur Konstanz der Aminosäurenzusammensetzung im Eiweißanteil des Tabakmosaikvirus.'' Köln 1961 * ''Zum Problem der Viruseiweisssynthese in zellfreien Chlorellasystemen.'' Westdeutscher Verlag, Köln 1968

Literature

* ''

Kürschners deutscher Gelehrten-Kalender ''Kürschners Deutscher Gelehrten-Kalender'' (English: "Kürschner's Encyclopedia of German Scholars"), formerly subtitled ''Lexikon der lebenden deutschsprachigen Wissenschaftler'' ("Encyclopedia of Living German-Speaking Scholars"), is a German l ...

.'' Vol. 1, 1966.

Notes and references

External links

* {{DEFAULTSORT:Aach, Hans Gunther 1919 births 1999 deaths 20th-century German botanists People from Oldenburg (city) RWTH Aachen University faculty University of Cologne faculty University of Göttingen alumni