Gaoqian Feng

3 Questions 3 Answers 0 Followers

Questions related from Gaoqian Feng

How to block non-specific IgG response to streptavidin?

Hi all I was trying to perform a ELISA, in which I coat the plate with strep, then add in biotin conjugated peptide, then human serum and use anti-human IgG to detect antibody level to the...

08 August 2019 4,652 3 View

How do I prevent latex micro-beads aggregation?

Hi all I have been using some amine modified latex micro-beads from Sigma and I have troubles to prevent the beads from aggregating. Every time, as soon as I wash off the original buffer, the...

09 September 2015 4,193 4 View

How do we thaw HES (hydroxy ethyl starch),Trehalose and DOPC (Dioleoylphosphatidyl-Choline) based freezing solution?

We recently received some Plasmodium falciparum sporozoites cryovials which are frozen with HES (hydroxy ethyl starch),Trehalose and DOPC (Dioleoylphosphatidyl-Choline) based freezing solution. As...

07 July 2015 3,542 1 View