| molecular detection of rickettsia felis in different flea species from caldas, colombia. | rickettsioses caused by rickettsia felis are an emergent global threat. historically, the northern region of the province of caldas in colombia has reported murine typhus cases, and recently, serological studies confirmed high seroprevalence for both r. felis and r. typhi. in the present study, fleas from seven municipalities were collected from dogs, cats, and mice. dna was extracted and amplified by polymerase chain reaction (pcr) to identify glta, ompb, and 17kd genes. positive samples were s ... | 2013 | 23878183 |