Pathogenesis of Gonococcal infection

Gonococcus is considered to be a strict human parasite. Various attempts were done to infect animals. But all had failed until recently when chimpanzees have been experimentally infected. Gonococcus is generally found only in cases of acute, chronic or asymptomatic infection. But not found in healthy carriers like meningococccus. The latter may account for 70-80% … Read more

Pathogenesis of Rhabdo (rabies) virus

The bite of rabid animal is the usual portal of entry which contains the infected saliva that is introduced into the depths of the wound. The virus may gain access through a pre-existing scratch or abrasion occasionally if this has been contaminated with the saliva. The virus multiplies locally in the tissues, invades adjacent nerve fibers, … Read more