The Roundworm, Ascaris lumbricoides is the largest nematode parasite in human intestine. Disease caused by A. lumbricoides is called Ascariasis. Laboratory diagnosis of ascariasis can be made by demonstration of parasite (eggs, larvae or adult […]
Coagulase is an enzyme that works in conjugation with normal plasma components to convert fibrinogen to finbrin and causes clotting of plasma. This enzyme is a good indicator of pathogenic potential of Staphylococcus aureus. As […]
Genus Entamoeba includes a group of amoebic parasites. Among them Entamoeba histolytica is an important human pathogen causing amoebic dysentery as well as hepatic amoebiasis. Entamoeba coli is a commensal of large intestine, but doesn’t […]
There are two types of tests for pregnancy testing: one uses blood sample and other uses urine. Both tests detect the presence of beta subunit of a hormone called human chorionic gonadotropin (hCG). The Urine […]
Several blood grouping systems have been described in humans. Among these, ABO blood grouping system is the most important system for screening, transfusion and transplantation practice today. ABO blood grouping system divides blood into 4 […]
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