''Brachybacterium fresconis'' is a species of

Gram positive In bacteriology, gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to their type of cell wall. The Gram stain i ...

, strictly

aerobic Aerobic means "requiring air," in which "air" usually means oxygen. Aerobic may also refer to * Aerobic exercise, prolonged exercise of moderate intensity * Aerobics, a form of aerobic exercise * Aerobic respiration, the aerobic process of cellu ...

, cream-pigmented

bacterium Bacteria (; : bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were among the ...

. The cells are coccoid during the stationary phase, and irregular rods during the exponential phase. It was first isolated from a

medieval In the history of Europe, the Middle Ages or medieval period lasted approximately from the 5th to the late 15th centuries, similarly to the post-classical period of World history (field), global history. It began with the fall of the West ...

wall painting of the chapel of

Schloss Herberstein Schloss Herberstein is a castle in Styria, Austria. Schloss Herberstein is situated at an elevation of . Castle and the surrounding area Herberstein Castle sits on a rock in the ravine and thus is not accessible from 3 sides. At the same time, t ...

Styria Styria ( ; ; ; ) is an Austrian Federal states of Austria, state in the southeast of the country. With an area of approximately , Styria is Austria's second largest state, after Lower Austria. It is bordered to the south by Slovenia, and cloc ...

Austria Austria, formally the Republic of Austria, is a landlocked country in Central Europe, lying in the Eastern Alps. It is a federation of nine Federal states of Austria, states, of which the capital Vienna is the List of largest cities in Aust ...

. The species was proposed in 2014, and the name is derived from the fact it was first isolated from a

fresco Fresco ( or frescoes) is a technique of mural painting executed upon freshly laid ("wet") lime plaster. Water is used as the vehicle for the dry-powder pigment to merge with the plaster, and with the setting of the plaster, the painting become ...

. The optimum growth temperature for ''B. fresconis'' is 20-30 °C, but can grow in the 5-40 °C range.

References

External links

Type strain of ''Brachybacterium fresconis'' at Bac''Dive'' - the Bacterial Diversity Metadatabase
Micrococcales Bacteria described in 2002 {{Brachybacterium-stub