Has somebody a home-made protocol for mycoplasma testing by PCR?

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ANSYS FLUENT is only launching in parallel. Can somebody please help?

My fluent is not launching in series at all, even when I uncheck the parallel option and i also have no option for using series. Please help!!! Many thanks!

04 September 2020 4,199 4 View

I am trying to simulate an electric arc formed because of current flowing through air between 2 conductors in ANSYS Fluent. Can i use MHD module?

If i use the MHD module, i will have to provide the values of external magnetic field, but isn't the magnetic field established as a consequence of the current flowing through the air? How am i...

15 August 2020 200 1 View

Removal of dead cells before harvesting for Proteomics?

Dear all, I am culturing some suspension cell lines. I am planning to perform proteomics (LC-MS/MS) experiments on them. Unlike adherent cells (viable cells are adhering to the substrate and...

03 March 2020 2,329 3 View

Enrichment of AHA-tagged proteins: Should I use DBCO- or Alkyne-based methods?

Dear colleagues, I would like to seek your kind advice on click chemistry enrichment of azidohomoalanine (AGA)-tagged proteins. From literature, I learned that there are 2 main avenues, either...

18 February 2020 8,725 2 View

Why do you need to preheat antigen retrieval buffer?

I'm troubleshooting immunofluorescence staining for some antibodies. Some work fine with my protocol [H2AX, Ki67, 3-nitrotyrosine], some stained once and never again [8oxoG], and some won't stain...

21 April 2019 5,510 3 View

What is the ideal activation time for stain-free gels?

From Bio-Rad's user guide (see below) it is not clear to me what is the best activation time to use. It states that 1 min gives optimal results for WB followed by immunodetection, but that 5 mins...

25 March 2019 1,508 4 View

Who knows a good surgical monitoring system for mice?

I am looking for a good surgical monitoring system for mice, mainly ECG recording. For different suppliers it is mostly the same Scintica Rodent Surgical Monitor+ system. Does anyone know a...

02 March 2019 5,069 1 View

Who knows a good surgical monitoring system for mice?

I am looking for a good surgical monitoring system for mice, mainly ECG recording. For different suppliers it is mostly the same Scintica Rodent Surgical Monitor+ system. Does anyone know a...

28 February 2019 2,000 1 View

What is the composition of Vector M.O.M. Blocking Reagent?

Has anybody an idea what might be in the Vector M.O.M. blocking reagent? The kit works very well in background reduction and one could use rabbit antibodies on rabbit etc. if we would know the...

11 December 2018 7,269 3 View

What is the composition of Vector M.O.M. Blocking Reagent?

Has anybody an idea what might be in the Vector M.O.M. blocking reagent? The kit works very well in background reduction and one could use rabbit antibodies on rabbit etc. if we would know the...

02 December 2018 7,486 3 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

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

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Does anyone have the experience of using Taq Man probes in the QIAGEN Rotar- Gene qPCR machine?

01 March 2021 5,311 1 View

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

MiRNA qpcr problem?

Dear All, mirna primer showing some problem in the melting curve? any idea why? As attached is the melting curve. The forward sequence is obtained from miRBase and reverse primer is universal.

28 February 2021 5,008 4 View

Runs of nucleotides in Sanger sequencing?

I performed site directed mutagenesis, transformation, and then I sent out plasmids for Sanger sequencing and found out that there is extension of DNA just before the stop codon. I am not sure...

27 February 2021 547 3 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View

Calculating volume of DNA required from DNA concentration?

Hi I am a bit confused. They are asking me to find out the volume of DNA required in ul (a total of 30-100 ng for genomic DNA) from the DNA concentration in the nanodrop reading which was 404.8...

26 February 2021 5,029 2 View