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Questions related from Vasishta Polisetty
In sexually transmitted infections, it is important to differentiate a painful ulcer from a painless one. This is because painless ulcers are seen in the chancre of primary syphilis while painful...
10 October 2016 7,156 9 View
A neutralising antibody is one, which in an in-vitro neutralisation assay reduces the viral infection in its presence. This is because it hinders in the infection process. (correct me if wrong) On...
08 August 2016 4,962 9 View
A major issue with oxalate salts to be used as anticoagulants is that they alter the volume of the RBC and lead to changes in the hematocrit value. Potassium oxalate shrinks the cell while...
08 August 2016 2,870 2 View
I understand that the cell class switches to change the type of immunoglobulin it is producing. The B-cell produces the membrane bound B-cell receptor (BCR) while the plasma cell produces the the...
07 July 2016 4,033 3 View
Is diarrhoea just collateral damage to the host or has it got an evolutionary advantage to it? I'm not asking w.r.t a specific species because many microbes share a similar structure of the HLT of...
07 July 2016 8,379 4 View
In parasitology, we do a flotation test in a solution of zinc sulfate to easily classify the eggs for identification. It is known that eggs of Ascaris float only if fertilised. What change(s) does...
07 July 2016 7,971 5 View
We are doing a prevalence study on Obstructive sleep apnea (OSA). There is an established association with neck circumference. Neck circumference increases with height and there is a variable...
07 July 2016 3,135 3 View
Most protocols suggest the use of DTT (Dithiothreitol), a reducing agent in the isolation QB buffer for extraction of protein from plant tissue. I plan to run an SDS-PAGE gel. Is there an...
06 June 2016 8,579 5 View
