@article{PAR00011902, title = {{G}enotyping, evolution and epidemiological findings of {R}ickettsia species}, author = {{M}erhej, {V}. and {A}ngelakis, {E}. and {S}ocolovschi, {C}. and {R}aoult, {D}idier}, editor = {}, language = {{ENG}}, abstract = {{R}ickettsiae are obligate intracellular bacteria that can cause mild to life-threatening diseases, including epidemic typhus, one of the oldest pernicious diseases of mankind. {C}linical awareness of rickettsial diseases and molecular diagnosis have shown that rickettsioses should be viewed as new emerging and reemerging diseases. {R}ickettsia has been shown to be a large genus with a worldwide distribution, a very diverse host range, including hosts that have no relationship with vertebrate. {G}enomic studies have demonstrated genome reduction due to gene loss associated with increased pathogenicity and horizontal {DNA} acquisition according to a sympatric mode of evolution in hosts that contain several organisms. {T}his article presents a review of genotyping techniques and examines the principle of genotype determination in terms of taxonomic strategies and detection methods. {T}his article summarizes the epidemiological and pathological features of {R}ickettsia and discusses the genomic findings that help the understanding of the evolution of pathogenicity including the deleterious mutations of repair systems and the toxin-antitoxin systems.}, keywords = {{G}enotyping ; {E}volution ; {E}pidemiology ; {R}ickettsia ; {I}nfectious diseases ; {G}enomes}, booktitle = {}, journal = {{I}nfection {G}enetics and {E}volution}, volume = {25}, numero = {}, pages = {122--137}, ISSN = {1567-1348}, year = {2014}, DOI = {10.1016/j.meegid.2014.03.014}, URL = {https://www.documentation.ird.fr/hor/{PAR}00011902}, }