Mammalian rRNA quantification by RT-PCR?

Hey Guys, Does anyone know where I can find the primer sets for quantification of mammalian rRNA in murine lymphocytes. I looked around and found couple of them in some papers but not all. Does...

06 July 2018 3,309 0 View

To increase the transfection efficiency of naive CD8 T cells with Lonza Nucleofactor Kit?

I am working with Naive CD8 T cells and used LONZA Nucleofactor Transfection kit. The transfection efficiency with plasmids is quite less (30%). Does anyone have better experience with this or...

11 December 2017 8,766 3 View

How to type IFNAR-/- Mouse?

Does anyone know any successful method either PCR or FACS to type IFNAR-/- KO MOUSE?

05 June 2014 1,666 4 View

Thrombin activity in different buffers.

Is there any specific buffer for thrombin activity? I am currently using Tris-cl, pH 8.0 as cleavage buffer, but wish to use Na-phosphate buffer. Does this hamper the activity of thrombin?

01 February 2013 3,495 2 View

Purification of recombinant protein cloned in pET28c using buffer 7.0 by Ni-NTA Agarose.

I have a cell-free extract in K phosphate buffer pH 7.0 and I want to run Ni-NTA column to purify my protein. The protocol says to use buffers of pH 8.0. Is it necessary? Can we try a different...

08 September 2012 5,744 21 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

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

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

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

How to prepare protein samples in EMSA assay?

Recently l was studying EMSA assay, but l didn't find any detailed information about protein sample. we can use two kinds of protein, including crude protein extracts and recombinant proteins. but...

02 February 2021 10,047 3 View

Difference between assessing EC50 in presence of physiological levels of human serum albumin and alpha1 acid glycoprotein vs. % human serum?

01 February 2021 1,825 1 View

Alpha synuclein lack structurw (i.e some of the helix part goes into turn ), any cause behind this?

I am trying to simulate alpha synuclein (1xq8.pdb) in GROMACS using GROMOS53a6 ff. I have run it for 200 ns. At the end of simulation alpha helix protein losses its helical structure. I am not...

31 January 2021 4,285 3 View

How to increase the lower detection limit of ELISA?

Hi all, I am trying to establish an ELISA method for the quantification of a recombinant protein injected into mice. In the meantime I am trying to make calibration curves with the purified...

27 January 2021 8,702 3 View