No Picture
MCQ Bacteriology

MCQ: Microbiology

This post was most recently updated on July 25th, 2016 If a scientist actively researches the frequency and distribution of the diseases, he is said to be a: a. Mycologist    b. Immunologist            c. Etiologist       d. […]

Immunology

Cell Mediated Immunity

This post was most recently updated on December 3rd, 2017CELL-MEDIATED IMMUNITY: Antibody-independent immunity, mediated by TH1 cells. Examples: Type-IV Hypersensitivity responses, responses against Mycobacterium tuberculosis and other intracellular pathogens. MACROPHAGE ACTIVATION: IFN-gamma, secreted by TH1 […]

No Picture
Immunology

Cytokines: Types and Functions

This post was most recently updated on May 22nd, 2016 Cytokines are bioactive hormones, normally glycoproteins, which exercise a wide variety of biological effects on those cells which express the appropriate receptors. Cytokines are designated […]

Lab Diagnosis of Viral Disease

Laboratory diagnosis of HIV Infection

This post was most recently updated on February 16th, 2017 Tests to diagnose HIV infection can be divided into different categories: virus culture, antigen detection, detection of antibodies and viral genome amplification (PCR). Sample Collection […]