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Jul 17, 2023 · Rickettsia rickettsii, the most well-described and most lethal of the spotted group rickettsiae, causes Rocky Mountain spotted fever (RMSF). It is a coccobacillary, obligate, intracellular organism that accidentally infects human hosts after a bite with an infected tick vector. Transmission is believed to occur very quickly after a bite from an ...
Rickettsia rickettsii [ upravit | editovat zdroj] R. rickettsii je druh rickétsií, který způsobuje tzv. hořečku skalistých hor (rocky mountain spotted fever). Bakterie způsobuje onemocnění u obratlovců, vektorem jsou různé druhy klíšťat. Je nazvána, stejně jako celý rod Rickettsia, po americkém patologovi H. T. Rickettsovi.
Bartonella quintana. Bartonella quintana, originally known as Rochalimaea quintana, [2] and " Rickettsia quintana ", [3] is a bacterium transmitted by the human body louse that causes trench fever. [4] This bacterial species caused outbreaks of trench fever affecting 1 million soldiers in Europe during World War I. [5]
Spotted fever rickettsiosis. Spotted fever rickettsiosis, also known as spotted fever group rickettsia ( SFGR ), is a group of infections that include Rocky Mountain spotted fever, Rickettsia parkeri rickettsiosis, Pacific Coast tick fever, and rickettsialpox. [2] The group of infections was created in 2010 as they are difficult to tell apart.
Rikecije su nepokretne, anaerobne, Gram negativne, asporogene intraćelijski smještene bakterije. [1] [2] Razmnožavaju se dvojnom diobom. Nakon uboda zaraženog člankonošca rikecije ulaze u endotelne ćelije malih krvnih žila te žile propadaju. Do oštećenja dolazi i na žilama mozga, srca i drugih organa. Najčešće bolesti s ...
Rickèttsia ( Rickettsia) és un gènere de bacteris, col·lectivament anomenats rickèttsies en honor del metge nord-americà Howard Taylor Ricketts (1871-1910), [24] que pertany a la família Rickettsiaceae (junt amb els gèneres Orientia i Wolbachia ).
Rickettsia rickettsii est l'agent de la fièvre pourprée des montagnes Rocheuses, en Amérique du nord. Rickettsia conorii est celui de la fièvre boutonneuse méditerranéenne, autour du bassin méditerranéen. Rickettsia sibirica est l'agent de la fièvre de morsure de tique nord-asiatique [7].
