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Updated Articles

Eosinophils

Eosinophils serve many functions in the body, including mediation of allergic responses, eradication of parasitic infections, and down-regulation of the inflammatory response. Eosinophilia is defined as the presence of an absolute eosinophil count…

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HIV Tropism

HIV coreceptor tropism is defined as the ability of a particular HIV-1 virus to infect a target cell using a specific coreceptor. HIV requires two binding events to enter into a cell. It must first bind to CD4 and then to a chemokine receptor.…

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Undetectable ALT

Alanine aminotransferase (ALT) is an enzyme involved in the transfer of an amino group from the amino acid, alanine, to alpha-ketoglutaric acid to produce glutamate and pyruvate. ALT is located primarily in liver and kidney, with lesser amounts in…