Which of the following statements is true about endemic typhus:
Option 1, 2, 3 Endemic typhus: Causative agent- R. typhi Vector - Flea, Rats are the reservoir Option 4 Rickettsiae cannot be cultivated in cell free media. Isolation can be done by cell lines (Vero, primary chick embryo, WI-38, HeLa), egg (yolk sac inoculation), or animal inoculation (guinea pig).
ls caused by R. rickettsii
ls transmitted by bites of fleas
Has no Mammalian reservoir
Can be cultured in chemical defined culture medium
Systemic Bacteriology (Haemophilus, Yersinia, Spirochaetes, Ricketssia, Chlamydia, Mycoplasma and Miscellaneous Bacteria)