Does anyone know CD4 / CD8 antibodies efficient on FFPE dog tissues ?

Dear all, I was often told that antibodies against CD4 and CD8 in dogs are not efficient in formalin-fixed paraffin-embedded (FFPE) sections, only in frozen tissues. Do you have any update on...

14 September 2020 6,758 2 View

Is there any paper on the experience of participants in a qualitative research ?

Hello ! I'm looking for articles, books or book chapters on the experience of participants in a qualitative research. I've only found research on the participation to clinical trials so far. In...

06 August 2019 1,163 5 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How would I use a glycerol fixation to fix whole brain Drosophila tissue?

I need to take IF images with DAPI on a confocal but I need to use a glycerol fixation. Has anyone done this method before, if so how was it done? Thank you.

21 February 2021 3,081 3 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 View

Can I perform two way ANOVA in case of some missing groups?

I had control cells and performer ELISA analyses group (time 0). I stimulated cells with substance A and B and cultivated for 1, 2 and 3 hours. On each cells I performed ELISA. I have results...

17 February 2021 8,933 4 View

How to revive a Hyphomicrobium strain?

11 February 2021 3,524 2 View

How to make Fast Green FCF from powder?

Hi everyone We need Fast Green to electroporate plasmid into mice embryos, therefore we simply need it to see some color in the liquid we are electroporating so that electroporation is more...

07 February 2021 1,671 2 View

Problem to dissolve 50%wt Glycerol in 4%wt PVOH 28-99 ??

Hello everyone, I am trying to prepare a solution out of PVA(Polyvinyl alcohol)_Glycerol_Wasser . (4% PVA 28-99 and 50% Glycerin) To prepare this solution I first add PVA to 80degree water and...

06 February 2021 2,300 3 View

What is the relationship that determines the depth of the mechanical cultivator with the age or size of the weed For crops planted in lines?

the great depth of the cultivator may lead to passage under the roots without killing them and may give negative results to break up the soil below the roots, increasing their activity, especially...

03 February 2021 3,198 7 View

What is the easiest way to remove the water from organic solvents?

Hello everyone! I have one question. I have couple of solvents and all of them were pure when they were bought but after some months or years of storage after opening I am not 100% sure about...

03 February 2021 2,154 8 View