May 17, 2022 · The complement fixation test is based on the principle that the Ag-Ab complex can only fix the complement and its effect on the hemolysis of RBC used in the indicator system.

The complement fixation test is an immunological medical test that can be used to detect the presence of either specific antibody or specific antigen in a patient's serum, based on whether complement …

Jul 26, 2025 · The complement fixation test (CFT) is a laboratory procedure used to identify specific antibodies or antigens in a patient’s blood serum. This immunological test operates on the principle …

A complement fixation test is defined as a serological assay used to detect the presence of specific antibodies in a patient's serum, though it may yield false negative results and can be influenced by …

The complement fixation test (CFT) is a diagnostic blood test designed to detect specific antibodies in your blood. It evaluates your immune system’s response to infections or conditions by measuring the …

Nov 8, 2025 · The Complement Fixation Test (CFT) is a classical laboratory method used to detect specific antibodies or antigens within a patient’s serum. This serological assay operates on the …

Feb 13, 2025 · Complement Fixation Test is a classical assay that detects specific antibodies in patient serum samples. The test employs complement proteins to reveal immune reactions between …

Learn the principle behind the Complement Fixation Test, its step-by-step procedure, result interpretation, and various types.

The complement fixation test (CFT) does not depend on the hem-agglutinating activity of the virus, but the antibodies must fix the complement, and the sera must be free of anticomplementary activity. …

Since the particles, or precipitate, formed by the antigen-antibody combination on which complement is absorbed are invisible to the naked eye, and since fixation of complement is not seen, an indi cator …