Pregled bibliografske jedinice broj: 498532
Intracellular survival of Francisella tularensis in Hartmannella vermiformis
Intracellular survival of Francisella tularensis in Hartmannella vermiformis // Central European symposium on industrial microbiology and microbial ecolog : abstracts
Malinska, Hrvatska, 2010. (poster, domaća recenzija, sažetak, znanstveni)
CROSBI ID: 498532 Za ispravke kontaktirajte CROSBI podršku putem web obrasca
Naslov
Intracellular survival of Francisella tularensis in Hartmannella vermiformis
Autori
Ožanič, Mateja ; Semić, Vildana ; Lazarić, Iva ; Šantić, Marina
Vrsta, podvrsta i kategorija rada
Sažeci sa skupova, sažetak, znanstveni
Izvornik
Central European symposium on industrial microbiology and microbial ecolog : abstracts
/ - , 2010
Skup
Central European symposium on industrial microbiology and microbial ecology
Mjesto i datum
Malinska, Hrvatska, 22.09.2010. - 25.09.2010
Vrsta sudjelovanja
Poster
Vrsta recenzije
Domaća recenzija
Ključne riječi
Francisella; Hartmanella; survival
Sažetak
Francisella tularensis is a highly infectious, facultative intracellular bacterium and the causative agent of tularemia. The natural reservoir of the bacterium is largely unknown. Although it has been shown that protozoa may harbor it the reservoir in nature has not been definitely identified. In this study, the ability of F. tularensis subsp. novicida to survive and replicate in the amoeba Hartmannella vermiformis was explored. Growth kinetics studies showed that F. tularensis subsp. novicida is able to replicate and survive in amoeba for several days. Electron microscopy was used to determine the intracellular location of F. tularensis in H. vermiformis. The results showed that many F. tularensis cells were located intracellularly in H. vermiformis cells. The bacteria multiplied within intracellular vacuoles and eventually killed many of the host cells. In addition, F. tularensis was also found in intact trophozoites. Taken together, these data suggest that interactions between F. tularensis and amoebae may play a role in the environmental persistence of F. tularensis.
Izvorni jezik
Engleski
Znanstvena područja
Temeljne medicinske znanosti, Kliničke medicinske znanosti
POVEZANOST RADA
Projekti:
062-0621273-0950 - Francisella tularensis-unutarstanični život i patogeneza tularemije u miša (Šantić, Marina, MZOS ) ( CroRIS)
Ustanove:
Medicinski fakultet, Rijeka