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 [...]
In this article we will discuss about the life cycle of trypanosoma gambiense. Trypanosoma gambiense is digenetic; i.e., it completes its life cycle in two hosts. The primary or definitive host is man. The mammals, like pigs, buffaloes, antelopes often act as reservoir hosts harbouring the parasite. The intermediate host is blood sucking insect called tsetse fly (Glossina palpalis). Life [...]
Symptoms of malaria first appear several days after the infection of the malarial parasite in man: i. Malaria infected patient suffers from periodical attack of high fever upto 104°F or more with chilliness and shivering which coincide with the liberation of merozoites. ii. Malaria victim suffers from nausea, headache, muscular pain, joint pain, constipation etc. iii. As the temperature lowers [...]