Question

list all the methods of detecting human blood from forensic crime scenes, for example direct immunodot assay, immunochromatographic assays using monoclonal antibodies etc

Answer 1

1. RFLP:- Restricted fragment length polymorphism:- Direct analysis of DNA present in the WBC
2. Polymerase Chain Reaction:- For amplification of the sample.
3. AFLP:-Amplified fragment length polymorphism

DETECTION

1. Luminol Process:- A chemical is sprayed at the spot of blood. The chemical reacts with the blood sample and illuminates it under UV light.

2. Phenolphthalein test:-It is a catalytic test that detects the presence of a heme group in blood.

3. The immunochromatographic assay also called as Takayama Crystal assay.

4. Extraction of DNA from the blood sample.

5. Capillary electrophoresis

answered by: anonymous