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Enzyme immunoassay (EIA), enzyme-linked immunosorbent assay (ELISA), is the most widely used type of immunoassay.  ELISA is a rapid test for detecting the presence and amount of either...

Immunoglobulins, also known as antibodies, are glycoprotein molecules produced by effector B cells (plasma cells). By now, you might have accumulated vast knowledge about these antibodies, their...

Rickettsiae are obligate intracellular parasites. They are the agents of typhus, spotted fever, and Q fever. Following MCQs are very basic but very important MCQs you must have to master. MCQ...

Indole test (Left: negative; Right: positive) Indole test is used to determine the ability of an organism to split amino acid tryptophan to form the compound indole. It is used as part of the...

Diagnosis of visceral leishmaniasis may require taking a blood sample and/or taking a biopsy from the bone marrow or splenic puncture to show the parasite. Diagnosis of cutaneous leishmaniasis...