Hello everyone, I received primers, in the certificate of analysis are mentioned 2 Tm, what do they mean and which one should I use? Thank you in advance.
Hello everyone! I would like to know if there is a special way and precautions to follow to dilute lyophilised marked primers (with FAM and HEX)? thanks in advance
01 February 2019 7,681 4 View
31 December 2015 8,549 8 View
Microsatellites recommended by the FAO and the ISAG for the animal genetic characterization, are they related to characters (qualitative or quantitative)? Or they were chosen on other criteria?...
10 November 2015 3,146 6 View
How to calculate pHi of these peptides: 1) Arg-Ala-Arg-Ala-Phe 2) His-Phe-Trp-Asp-Asp thank you
04 May 2015 9,455 3 View
I have a dataset with about 80 different species. As usual, some species are very easy to identify with certainty whereas others are more difficult, which means that I am less certain of my...
03 March 2021 8,066 4 View
So, I have been trying to run a pACYC PCR which will be used later on for a Gibson Assembly. However the PCR is not working. I have already tried gradient PCR and changing extension time; however...
02 March 2021 1,146 2 View
I have to amplify a gene and my primers just reached. The Tm for Forward primer is 64.2, and that of reverse primer is 65.5. Can some one suggest how to get the best annealing temperature? Thanks...
01 March 2021 360 7 View
I am trying to identify these 3 genes among some tomato cultivar collections and after aligning some sequences from NCBI, I couldn't find unique sequences to target for specific primers. There...
28 February 2021 606 3 View
hello everyone, I need to do standard curves for my qPCR, what is the ideal efficiency range? I tried a primer (Mglu2 receptor) that gave an efficiency of 90.2%. Is it accepted?
28 February 2021 1,254 3 View
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
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
Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...
25 February 2021 6,969 3 View
Hi all, I am doing a genescan analysis for a deleted exon in the patient sample. The amplified region is 215 bp. In the patient sample because of homozygous deletion, no peak is observed while in...
23 February 2021 5,645 1 View
I am working on a CFX 96 machine to determine reaction efficiency of my gene of interest. After performing a serial dilution of my cDNA template, I was able to find great reaction efficiencies for...
23 February 2021 809 3 View