Who can hep me to analyze WES data for runs of homozygosity?

Hello, we have performed a WES of a single human sample and I am interested to analyse the runs of homozygosity in this sample. Especially, I am interested to unterstand if segmental uniparental...

10 November 2018 7,445 2 View

Has someone experience using Lipofectamine Stem Transfection Reagent for transfection of human induced pulripotent stem cells (iPSC)?

Has someone experience using Lipofectamine Stem Transfection Reagent for transfection of human induced pulripotent stem cells (iPSC)?

06 July 2018 2,129 0 View

Does T7 Endonuclease need overlapping nucleotides?

We want to know if Cas9 in combination with a sgRNA was working and have performed a PCR in combination with a T7 Assay. Unfortunately, we could not detect any cleavage product for several sgRNAs....

11 December 2017 2,477 1 View

Which bioinformatic prediction tool could be used to predict the influence of indel mutations?

Hi everyone, which other prediction tools (in addition to Provean) could be used to predict the Impact of indel mutations? Thanks for your help! Andreas

06 July 2017 5,616 3 View

Is it possible to compare one sample with a control set of samples?

04 May 2017 7,165 2 View

What are the best fluorescence proteins for structured illumination microscopy?

Hello everyone, I want to do SIM with three different proteins in living cells. Therefore, I need three different fluorescence proteins with high photostability and high brightness? Could anyone...

02 March 2017 3,522 6 View

What is the definition of stable cell line?

02 March 2017 5,366 0 View

Is it possible to use two fluorescence protein tags to increase the brigthness?

Hello everyone, I want to do SIM with living cells and therefore I need fluorescence proteins with high brightness and high photostability. Therefore, I want to ask if someone has fused his/her...

02 March 2017 9,698 3 View

Is it necessary to put the QBI SP163 Enhancer directly upstream of the ATG?

I want to increase the expression of my proteins by inserting the QBI SP163 Enhancer (pcDNA4-Max System, Invitrogen) into another vector system. I want to know if I can add a restriction site (via...

04 May 2014 2,963 0 View

Can you answer my general questions about BiFC?

I am planing BiFC assays and before I want to start I have some general questions: What is the strongest BiFC system? At the moment I could not say anything about the strength of my...

04 May 2014 3,947 3 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

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

Sanger Sequencing results not matching experimental results of Restriction Digestion, colony PCR and protein expression?

I have cloned two domains of a gene into two bacterial vectors using cut and paste cloning with different RE sites. I checked the putative clones by colony PCR and Restriction Digestion (fallouts...

18 February 2021 6,736 4 View

How long does it take to design and validate transition state analogue inhibitors?

Hi, I'm asking from the point of view of designing a research plan: How long (approximately) can it take to determine the transition state structure of an enzyme substrate using kinetic isotope...

14 February 2021 2,610 1 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

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Hello! I want to determine the activity of my in house Reverse Transcriptase enzyme. For this, I have used Thermo's Enzcheck Reverse Transcriptase assay kit. I used commercial Thermo RT enzyme to...

08 February 2021 7,285 1 View

During an anti-His capture ELISA has anyone had issues with histidine residues from secondary antibodies non-specifically binding?

Hi, Hope you can help. Currently been running some sandwich ELISA assays where I coat with anti-His, block and then capture His-tag protein and then sera and then anti-bovine monoclonal...

07 February 2021 7,101 1 View

How define one baker unit(BU) is the amount of hydrogen peroxide catalase ?

07 February 2021 2,006 1 View

Can anyone suggest me broad host range fluorescence expression vectors for Gram-positive bacteria ?

Hi everyone, I am looking for fluorescence expression vectors for expression in gram-positive bacteria present in the skin microbiome. I need to tag them with a fluorescence marker and observe...

06 February 2021 2,566 4 View

Does DNA A-tailing survive after agarose gel electrophoresis and purification?

Hi everyone, I need to clone in pGEM-T vector the result of amplifying a metagenomic library by PCR with a high fidelity polymerase but I only want to clone the fragments of an specific size...

04 February 2021 6,051 8 View