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 [...]
Parasitism is an association or a situation in which two organisms of different taxonomic positions live together where one enjoys all sorts of benefits (like derivation of nourishment, reproduction etc. which are basic requirements for existence) at the expense of the other. The benefited organism is called the parasite and the organism harbouring the parasite is called the host. Hosts [...]
Out of the various diseases which are caused by mosquito, the malaria is the most common and well known disease in our country. This disease is caused by a protozoan endoparasite known as Plasmodium. The genus Plasmodium includes all the blood parasitic protozoa causing a febrile disease known as malaria. P. vivax causes a special type of malaria fever known [...]