There are two important processes that play a significant role in parasitism, infections and intoxications. 1. Infection: Infection refers to entry of a pathogen into host tissues after transmission, and its growth and reproduction resulting in disease. The events of infection are as below: (i) Attachment and Colonization by the Pathogen: The host contains its own normal microbial flora. A [...]
A comparison of the course of natural infection of P.vivax and P. falciparum in man: Comparison # P. Vivax: 1. Pre-erythrocytic schizogony: It consists of one cycle, lasts 7-8 days. Number of merozoites produced by each schizont is about 12,000. 2. Erythrocytic schizogony: Duration of erythrocytic schizogony is about 48 hours. Appearance of parasites in the peripheral blood on 12th [...]
In this article we will discuss about the structure of haemoflagellates or Leishmania Donovani. This will also help you draw the diagram and structure of haemoflagellates. The genus Leishmania occurs only in two different forms or stages: (a) Amastigote form also known as "Leishman Donovan Body" occurring in vertebrates including man; and (b) Pro-mastigote form called the leptomonad occurring in [...]