Gustav von Hüfner 1908 Zeitschrift für physiologische Chemie

Gustav von Hüfner (13 May 1840 in Köstritz – 14 March 1908 in

Tübingen Tübingen (, , Swabian: ''Dibenga'') is a traditional university city in central Baden-Württemberg, Germany. It is situated south of the state capital, Stuttgart, and developed on both sides of the Neckar and Ammer rivers. about one in thre ...

) was a German chemist. From 1860 to 1865 he studied medicine at the

University of Leipzig Leipzig University (german: Universität Leipzig), in Leipzig in Saxony, Germany, is one of the world's oldest universities and the second-oldest university (by consecutive years of existence) in Germany. The university was founded on 2 Decemb ...

, and while a student, attended lectures given by biologists

Karl Gegenbaur Karl Gegenbaur (21 August 1826 – 14 June 1903)"Karl Gegenbaur – Encyclopædia Britannica" (biography), ''Encyclopædia Britannica'', 2006, Britannica.coBritannica-KarlG was a German anatomist and professor who demonstrated that the field of c ...

and

Matthias Jakob Schleiden Matthias Jakob Schleiden (; 5 April 1804 – 23 June 1881) was a German botanist and co-founder of cell theory, along with Theodor Schwann and Rudolf Virchow. Career Matthias Jakob Schleiden was born in Hamburg. on 5 April 1804. His father wa ...

at the

University of Jena The University of Jena, officially the Friedrich Schiller University Jena (german: Friedrich-Schiller-Universität Jena, abbreviated FSU, shortened form ''Uni Jena''), is a public research university located in Jena, Thuringia, Germany. The un ...

. After graduation, he trained under physiologist

Carl Ludwig Carl Friedrich Wilhelm Ludwig (; 29 December 1816 – 23 April 1895) was a German physician and physiologist. His work as both a researcher and teacher had a major influence on the understanding, methods and apparatus used in almost all branche ...

and chemist Hermann Kolbe at Leipzig, and studied in the laboratory of

Robert Bunsen Robert Wilhelm Eberhard Bunsen (; 30 March 1811 – 16 August 1899) was a German chemist. He investigated emission spectra of heated elements, and discovered caesium (in 1860) and rubidium (in 1861) with the physicist Gustav Kirchhoff. The Bu ...

at the

University of Heidelberg } Heidelberg University, officially the Ruprecht Karl University of Heidelberg, (german: Ruprecht-Karls-Universität Heidelberg; la, Universitas Ruperto Carola Heidelbergensis) is a public university, public research university in Heidelberg, B ...

. In 1869 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 ...

, and three years later, succeeded Felix Hoppe-Seyler at the

University of Tübingen The University of Tübingen, officially the Eberhard Karl University of Tübingen (german: Eberhard Karls Universität Tübingen; la, Universitas Eberhardina Carolina), is a public research university located in the city of Tübingen, Baden-W� ...

. In 1875, he was appointed a full professor of organic and

physiological chemistry Biochemistry or biological chemistry is the study of chemical processes within and relating to living organisms. A sub-discipline of both chemistry and biology, biochemistry may be divided into three fields: structural biology, enzymology an ...

at the university. He is best known for his research involving

blood chemistry Clinical chemistry (also known as chemical pathology, clinical biochemistry or medical biochemistry) is the area of chemistry that is generally concerned with analysis of bodily fluids for diagnostic and therapeutic purposes. It is an appli ...

. The term "Hüfner number" is defined as the amount of

oxygen Oxygen is the chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as we ...

that can bind with one gram of

hemoglobin Hemoglobin (haemoglobin BrE) (from the Greek word αἷμα, ''haîma'' 'blood' + Latin ''globus'' 'ball, sphere' + ''-in'') (), abbreviated Hb or Hgb, is the iron-containing oxygen-transport metalloprotein present in red blood cells (erythrocyte ...

when fully saturated. In 1894 Hüfner determined that a gram of hemoglobin could maximally bind 0.0598

millimole The mole, symbol mol, is the unit of amount of substance in the International System of Units (SI). The quantity amount of substance is a measure of how many elementary entities of a given substance are in an object or sample. The mole is defin ...

s (1.34mL) of oxygen gas.

Selected writings

* ''Beitrag zur Lehre von der Athmung der Eier'', 1894. * ''Neue Versuche zur Bestimmung der Sauerstoffcapacität des Blutfarbstoffs'', 1894. * ''Über den Ursprung und die Berechtigung besonderer Lehrstühle für physiologische Chemie'', 1899.Über den Ursprung und die Berechtigung besonderer Lehrstühle für physiologische Chemie
HathiTrust Digital Library

References

{{DEFAULTSORT:Hufner, Gustav von 1840 births 1908 deaths Academic staff of the University of Tübingen Leipzig University alumni 19th-century German chemists People from Greiz (district)