How to calculate the fraction metabolized of a drug by an enzyme using clearance(ml/min) values of the metabolite formed?

I am trying to find the fraction metabolized of a drug by CYP and UGT enzymes. I am unable to get the values of fraction metabolized (Fm) directly from the literature. Can we calculate the Fm of a...

21 February 2021 5,379 2 View

How to compile UDF for parallel processing ?

I am trying to use a UDF for velocity input in the room from a fan. I have created a UDF but when I am trying to load the UDF it shows an error stating that it is not compiled for parallel...

03 February 2021 2,187 3 View

What will be the life of siRNA (liquid form) at -20 degree, if kept unopened?

Hi all, I just want to know that, if we keep the siRNA in a -20 degree freezer (as mentioned in the product detail), what will be the average life of the siRNA? Can we store for more than one...

10 January 2021 6,346 6 View

Is there any method to convert color on nitrocellulose into digits (numbers)?

This is to design a protocol in which color obtained on nitrocellulose membrane can be converted or processed through any method to digits (numbers) to compare with different state of particular...

06 January 2021 9,309 1 View

Vertical distributions of SOC & N is found decreasing with increased value of bulk density, shown in literature, is it uniform for the forest soils?

Almost all the literature shows that the vertical distributions of soil organic carbon (SOC) & available nitrogen (N) is found decreasing with increased value of bulk density with respect to...

21 December 2020 670 10 View

Can difference-in-difference approach be used between two treatment groups?

I want to know if difference-in-difference approach can be used for two treatment groups. Can I use it it between them or should I first identify a control group and then compute the diff-in-diff...

20 December 2020 2,825 1 View

Is there any chemical environment or parameters to define or explain the sediment and soil profiles, are they separated by chemical parameters?

Sediment is relatively younger than the soil in the depositional environment as the sediments are consequence of the accretion of particles transported either by waters or by winds, whereas, soil...

12 December 2020 4,822 18 View

Bulk density obtained of the forest surface soils is 0.81 gm/cubic centimetres, is it normal?

Bulk density of a forest soil sample in a community forest created under social forestry scheme in the district of Nadia, West Bengal is obtained as 0.81 gm/ cubic centimetre, comparatively too...

30 November 2020 4,706 33 View

Is it possible to grow human breast cancer cell lines in immune competent mice?

Hello everyone, I am working in breast cancer and wanted to do in vivo studies in breast cancer mice models. Here we do not have the facility to maintain immune-deficient mice, and I have MCF-7,...

27 November 2020 1,638 3 View

What's the actual content of carbon in biomass, is there biomass carbon neutral or zero carbon?

The content of carbon in the biomass varies from 35% - 65% in one literature, in the another, it's 45-50%, though 50% is often taken as default value, and all they are surprisingly constant...

23 November 2020 1,736 7 View

(western blot) can methanol damage my antibody signal?

I accidentally rinsed with methanol after adding my primary antibody to my membrane. I noticed after ~10 seconds and immediately replaced it with PBST (3x15 min washes). Will my antibody signal be...

12 February 2021 5,824 3 View

Background and spots in Western Blot membrane?

Do you know why my membrane looks like this? I did this western for Anti-hnRNP D/AUF1 antibody ab50692, as primary antibody in 1:1000 overnight at 4c and Anti-rabbit IgG HRP linked antibody...

07 February 2021 5,591 4 View

How do I keep my prefixed (PFA) frozen tissue sections from lifting off the slide?

I'm trying to stain mouse lung tissue IHC-IF I fix in 4% PFA overnight immediately upon harvesting tissues Then dehydrate/cryoprotect in sucrose gradients 15% to 30% Then freeze in OCT media...

06 February 2021 2,336 3 View

Can i re-incubate a WB membrane with a higher solution of the previously used 1ry ab?

I've incubated my western-blot membrane with both primary and secondary antibodies and i just realized at the end that i've used a lower concentration of my primary antibody for my loading control...

27 January 2021 1,034 3 View

Ac16 cardiomyocytes cell line culturing ?

I have faced a problem with culturing Ac16 cardiomyocytes cell line. Day 0 I plated 200,000 cells/2ml (well) in 6 wells plate in FGM. Day 3 I put my cells on Low serum medium. When I changed...

24 January 2021 1,456 2 View

Which Antibodies against AMPK and pAMPK do I use?

I'm trying to demonstrate that ghrelin activates AMPK in hippocampus and improves cognition in Parkinson's mice For the western blot which primary antibody should I use? For pAMPK...

21 January 2021 413 3 View

Is there any method I can use to isolate single cells (i.e cardiomyocytes and non-cardiomyocytes) from snap from rat heart tissue?

I have GD18.5 heart tissue currently snap frozen in -80, apart from mRNA and protein analysis on whole tissue, is there a way of isolating single cell populations to study localization of a...

19 January 2021 4,044 3 View

What is the effect of SDS running buffer concentration on western results?

I am trying to do a thermal shift assay for a recombinantly-produced membrane protein, by western blot band quantification. I use Bio-rad 10X Tris/glycine SDS running buffer for my SDS-PAGE and...

11 January 2021 5,302 2 View

Cryopreservation of cancer cell lines @-80?

07 January 2021 5,410 8 View

Why are my western blot bands are think and faint?

Hi, my western blot bands are appearing at the correct molecular weight but are very thin and faint, making it difficult to distinguish difference in expression for shrna samples. Conditions...

04 January 2021 9,204 4 View