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Infection with drug-resistant HIV has little effect on CD4 cell counts in the absence of therapy

Evaluation of a new TB test highlights ongoing dilemmas of TB/HIV management

Risk of severe liver toxicities if nevirapine used in HAART in pregnant women with CD4 above 250

Over a quarter of HIV-positive children on treatment have lipodystrophy in European study

Harmless virus slows HIV progression by stimulating chemokine release

Black Americans respond less well to interferon treatment for HCV

New viral load test could be used wherever a car can go, says developer

New technique enables diagnosis of HIV within a week of infection, measures viral load to 2 copies

Rectal secretions from men who have sex with men contain more HIV than blood or semen