Help needed: How to map AA, AG, and GG genotypes on to polymorphism information?

Dear Colleagues, I am new to genes and genotyping and I need help. I am trying to figure our how AA, AG, and GG genotypes map on to A1 for DRD2/ANKK1 Taq1A polymorphism(rs1800497) and Val or MET...

02 February 2021 3,861 3 View

Can anyone explain why my starters are amplifying sequence from human genome instead of HPV16?

Hello, I'm working on primers from the publication: Okodo M, Okayama K, Teruya K, Sasagawa T. Uniplex E6/E7 PCR method detecting E6 or E7 genes in 39 human papillomavirus types. J Med Virol....

24 January 2021 7,636 3 View

Mounted sample stained with organic dyes (eg Alexa647) for superresolution?

I am looking for a way to prepare a mounted bio sample for testing superresolution methods, such as fixed cell culture. So far, most protocols I found for Alexa647 and other dyes require liquid...

12 January 2021 6,040 3 View

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04 January 2021 3,293 1 View

Can I add or delete studies from systematic review during revision stage of paper publication?

I have conducted a systematic review and one of the reviewers had mentioned about missing out on some good studies from the sample. on the surface the study is on a different topic but after an...

21 December 2020 573 4 View

What is the glucose content in Cellic CTec2?

Hi, I've determined the glucose content in Cellic CTec2 enzyme blend and it is 12-14 mg per 100 mg of enzyme blend. Could anyone share with me your results so I can compare it with mine?

08 December 2020 6,312 3 View

Paper authorship for students?

I had a few students help me with a simple but time-consuming task. The data they helped with will be used in a scientific paper. The students are part of the Student Research Program (SRP) at my...

11 October 2020 4,514 12 View

What is in common household dust?

Hi there, I am an undergraduate student in the UK and started to work on my dissertation, my subject is around common household dust. However, I can't seem to find any articles on basic and...

08 October 2020 6,838 1 View

I could not find a publication that fits the idea of evaporation together with DPD. Any suggestions?

I did find some papers that incorporate the two ideas together but I could not follow the research methodology. The simulation results were remarkable but not self explanatory. I tried to follow...

20 September 2020 5,354 4 View

How can I find out the molecular weight of acid chloride?

Dear all,, I am working on fatty acid chloride. So I wanted to find out the molecular weight of fatty acid chloride? So it is possible to find out using GPC or GCMS or there is any tritiometric...

06 September 2020 5,139 6 View

Difficulty in cloning of 1kb gene into vector?

I am facing difficulties in cloning a 1kb gene into a vector (pJIT163). I have my gene on interest (GOI) in pUC57 and want to clone in pJIT163 using SalI and BamHI restriction sites. I am getting...

25 February 2021 3,221 7 View

Is it harmful to breed for Cre Homozygosity initially?

Hello, I am currently using a Cas9 knock in system that will be expressed in the liver. To do so STOP codon fl/fl Cas9 KI mice were bred with Albumin-Cre mice to generate heterozgous pups, that...

24 February 2021 5,759 3 View

Covid 19 Pandemic ' impact on digital transformation?

Covid 19 Pandemic and digital transformation

22 February 2021 3,351 5 View

What are the best cations for preparing competent cells, Ca2+ or Mg2+?

I have been reading various articles and most state that treatment with CaCl2 produces higher efficiency of transformation than MgCl2. Can anyone explain why Ca2+ is better than Mg2+ at...

16 February 2021 8,519 5 View

Alternatives to traditional cloning of insert into backbone (dsDNA)?

Hi, I am stuck with a cloning experiment: The insert & backbone(bb) share one compatible end at 3' end(NotI) and one incompatible end at 5' end (XbaI for insert; HindIII for backbone). So i...

16 February 2021 1,664 3 View

Is the logarithmic transformation a necessary step in time series analysis ?

Hello, I'm checking if the log-tranformation of time series data is a necessary step; We all know the aim of such transformation, but in every study (in time series analysis) we found the authors...

15 February 2021 5,655 14 View

How much amount of DNA (ligation mix) should I use for transformation?

Hi Fellow Scientists! I am trying to clone my 300 bp insert into a 6 kb vector. I run a few different ligation reactions using (1:3 vector: insert molar ratios) 10, 20,30, and 40 ng/ul vector...

15 February 2021 9,563 6 View

How to produce huge amount of protoplasts from Fusarium graminearum?

Hi, all I am using some protocol for protoplast production from Fusarium graminearum (Fg), but I need them in a huge amount. Sometimes the protocol worked well but most of the time failed....

14 February 2021 2,286 4 View

How to measure 50uL of cells?

Hello, I am planning to do a transformation, and on the protocol it says "Scrape a 50 ml volume of yeast from the YPAD plate using a sterile inoculating loop or sterile toothpick". But I can...

14 February 2021 6,247 3 View

Can part of recombinant protein not be expressed?

Hello. I am currently trying to express a recombinant gene with Avitag at the N-terminal. I'm aiming at a final product that looks like this: Avitag-(target protein) The protein I use is already...

14 February 2021 2,039 4 View