Friedrich Julius Rosenbach
Friedrich Julius Rosenbach, also known as Anton Julius Friedrich Rosenbach, (December 16, 1842—December 6, 1923) was a German physician and microbiologist. He is credited for differentiating Staphylococcus aureus
Staphylococcus aureus
Staphylococcus aureus is a facultative anaerobic Gram-positive coccal bacterium. It is frequently found as part of the normal skin flora on the skin and nasal passages. It is estimated that 20% of the human population are long-term carriers of S. aureus. S. aureus is the most common species of...

and Staphylococcus albus, which is now called Staphylococcus epidermidis
Staphylococcus epidermidis
Staphylococcus epidermidis is one of thirty-three known species belonging to the genus Staphylococcus. It is part of human skin flora, and consequently part of human flora. It can also be found in the mucous membranes and in animals. Due to contamination, it is probably the most common species...

, in 1884. He also described and named Streptococcus pyogenes
Streptococcus pyogenes
Streptococcus pyogenes is a spherical, Gram-positive bacterium that is the cause of group A streptococcal infections. S. pyogenes displays streptococcal group A antigen on its cell wall. S...

. Rosenbach's disease is also named in his honor.


Rosenbach was born in Grohnde an der Weser
Emmerthal is a municipality in the Hamelin-Pyrmont district, in Lower Saxony, Germany. It is situated on the river Weser, approximatively 6 km south of Hamelin. Its seat is in the village Kirchohsen....

 on December 16, 1842. Rosenbach studied in Heidelberg
-Early history:Between 600,000 and 200,000 years ago, "Heidelberg Man" died at nearby Mauer. His jaw bone was discovered in 1907; with scientific dating, his remains were determined to be the earliest evidence of human life in Europe. In the 5th century BC, a Celtic fortress of refuge and place of...

, Göttingen
Göttingen is a university town in Lower Saxony, Germany. It is the capital of the district of Göttingen. The Leine river runs through the town. In 2006 the population was 129,686.-General information:...

, Vienna
Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

, Paris
Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...

, and Berlin
Berlin is the capital city of Germany and is one of the 16 states of Germany. With a population of 3.45 million people, Berlin is Germany's largest city. It is the second most populous city proper and the seventh most populous urban area in the European Union...

. He obtained his doctorate in 1867. He married Franziska Merkel on May 12, 1877. Rosenbach died on December 6, 1923 in Göttingen
Göttingen is a university town in Lower Saxony, Germany. It is the capital of the district of Göttingen. The Leine river runs through the town. In 2006 the population was 129,686.-General information:...



  • Ueber einige pathologische Veränderungen nach subcutaner Injection von Quecksilber bei Thieren (Kaninchen). Doctoral dissertation, 1867. Also in [Henle and Pfeuffer’s] Zeitschrift für rationelle Medicin, Leipzig and Heidelberg.
  • Untersuchungen über den Einfluss von Carbolsäure gegen das Zustandekommen der pyämischen und putriden Infection bei Tieren. Habilitation thesis for Privatdozent, Göttingen, 1872.
  • Mikro-Organismen bei den Wund-infections-krankheiten des Menschen. Wiesbaden, J. F. Bergmann, 1884.
  • Zur Aetiologie des Wundstarrkrampfes der Menschen. Verhandlungen der deutschen Gesellschaft für Chirurgie, Berlin, 1886.
  • Über das Erysipeloid. Verhandlungen der Deutschen Gesellschaft für Chirurgie, 1887.
  • Experimentelle Beiträge zur Frage: Kann Eiterung ohne Mitbetheiligung von Microorganismen durch todte Stoffe entstehen? With Kreibohm. Verhandlungen der deutschen Gesellschaft für Chirurgie, 1888.
  • Der Hospitalbrand. Deutsche Chirurgie, volume 6, Stuttgart 1888.
  • Über die tieferen eiternden Schimmelerkrankungen der Haut und deren Ursachen. Wiesbaden, 1894.
  • Über die tiefen und eiternden Trichophyton-Erkrankungen und deren Krankheitserreger. Transactions of the Third International Kongress of Dermatology, London, 1896.
  • Behandlung der Gangrän und Phlegmon in Umgebung der Mundhöhle, Noma, Phlegmonen; Angina Ludovici, gewöhnl. Phlegm., Scharlachphlegmon, Glossitis, Hemiglossitisphlegmon. Chapter in Handbuch der Therapie innerer Krankheiten, by Franz Penzoldt and Roderich Stintzing, 1898.
  • Chirurgische Knochen- und Gelenkkrankheiten. Chapter in Handbuch der praktischen Medizin, edited by Wilhelm Ebstein (1836-1912) and Gustav Albert Schwalbe (1844-1916).
  • Biography in H. R. Grote: Die Medizin der Gegenwart in Selbstdarstellungen. Leipzig, 1923; volume 2, page 187.
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