Please, does anyone has the INSR primer designed for capra hircus with the Sanger sequence?
I always store purified RNA at -80C (ultra freezer). My question is that if the RNA quality would be ok if I store in liquid nitrogen tank for ~6 months?
03 April 2017 8,311 21 View
In the case I do not have a standard curve.
01 February 2017 608 0 View
Using ABI system for qPCR and LinReg tool for analysis. When determining baseline manually it appears this error message in some points: "Invalid floating point operation" and stops the program. I...
09 October 2016 3,127 9 View
I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?
11 August 2024 5,138 1 View
I'm cloning a fragment of 3200 nts into plasmid. The cloning was successful, however, 02 amino acids were mutated. Now I want to fix these 02 aa by site-directed mutagenesis technique using...
08 August 2024 4,645 2 View
After performing symmetric PCR, PCR purification was performed. Afterwards, asymmetric PCR was performed using the PCR purification product as a template, but no ssDNA band was confirmed in the...
08 August 2024 1,668 3 View
Please can anyone support with the survey questions based on RQ measures and propose how to do it in FMCG industry and include as well the role of brand equity Thanks
06 August 2024 949 0 View
I want to introduce a point mutation (change in one nucleotide) into my gene of interest (DNA binding domain) I have designed primers as recommended on the Data sheet of the kit : -Both primers...
05 August 2024 9,059 3 View
How to design VN primer to attach with universal reverse primer
05 August 2024 2,116 3 View
Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...
01 August 2024 4,606 7 View
I have been attempting to extract DNA from Bacterial, Fungal and Yeast banked samples (>1e7 cells) using Prepman Ultra reagent and I seem to be struggling to obtain a sequence. Although the...
01 August 2024 2,079 0 View
It's an end-point PCR protocol. I'm using 1.5% agarose gel with SyBR Safe dye and TBE as a running buffer, visualization on BioRad XR+ system. I was primarily thinking of primer efficiency,...
01 August 2024 4,673 4 View
Hello everyone, I performed a PCR yesterday, and the results showed no bands on the gel. Of course, I probably missed some crucial steps, like adding my samples to the PCR strips themselves, for...
31 July 2024 2,406 6 View