Degree of enzymatic hydrolysis of protein?

Hello I want determine degree of hydrolysis by measure the percentage of protein soluble in 10 % trichloroacetic acid /total protein in sample, how I can measure the total protein with biuret...

11 December 2016 7,708 2 View

Best solvent for ACE enzyme?

what is the best solvent for ACE enzyme

11 December 2016 8,639 0 View

Hi, Can anyone help me identify this three crab species ?

05 June 2016 4,627 5 View

Hi, Can anyone help me identify this two crab species ?

This was found in Persian gulf.

04 May 2016 5,884 7 View

Determination of degree of hydrolysis of proteins?

04 May 2016 1,024 0 View

No title

03 April 2016 3,112 0 View

Can anyone help me identify this crab species ?

This was found in persian gulf.

03 April 2016 3,783 6 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

Why do my MCFs not form monolayer?

Hello, I am looking for some expertise on culturing MCF7s. I purchased them from ATCC and I have been following all media and culture conditions. Media is EMEM with 10% FBS and 10ug/mL of...

27 February 2021 3,904 2 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

Is RD-ES grow attached or in suspension or both?

We have a old RD-ES cell line which is grow attached, but we got another vial of RD-ES which is very easy to get detached and grow in sphere in the medium. Do you know which morphology is normal...

24 February 2021 5,183 1 View

Will SARS-CoV-2 Spike be broken into S1 and S2 by denaturing conditions?

Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...

17 February 2021 4,844 4 View

Kinetics of Enzyme production in Recombinant E Coli?

Hello, I am trying to find kinetic information (such as rate of enzyme production etc.) on the expression of taq polymerase in E-Coli after inserting a recombinant plasmid. Any help would be...

12 February 2021 1,386 3 View

What lysis buffer is compatible with Bradford assay?

Hello! I am planning to use Bradford assay to measure protein content in PBMCs lysates. The problem is that Bradford assay doesn't seem to be compatible with Tris-based buffers or SDS. Are there...

10 February 2021 1,797 5 View

Is it possible to quantify recombinant protein in the supernatant using SDS PAGE ?

I would like to quantify a recombinant protein (with native signal sequence) secreted by Pichia pastoris using the SDS PAGE. Since my standard protein (plant origin) is not pure, I would like to...

07 February 2021 3,880 9 View

How to measure the concentration of a labeled protein with no tryptophan or tyrosines?

Hey I'm trying to measure the concentration of a protein I've purified and then labeled with Atto 647 flourescent dye. The protein has no tryptophans or tyrosines (although does have...

04 February 2021 4,482 4 View

Calculating the CFU?

i am constructing research for the antibacterial activity of the medication and I am testing it by %RCC, so my Q after I did 10 serial dilutions for the bacterial suspension can we do plating for...

04 February 2021 5,886 1 View