How to guide for insilico miRNA analysis from TCGA ?

How to guide for in-silico miRNA analysis from TCGA for specific cancer ? Suggestion on bioinformatics guide or pipeline is expected THx

10 November 2017 8,511 0 View

Why FDR is close to 1 ?

I analyzed miRNA expression and got FDR correction of 0.99 between groups. The DE will be considered significant different only

08 September 2017 4,157 0 View

Can anyone suggest a good protocol to extract lncRNA after removing mRNA from serum sample ?

Can anyone suggest a good protocol to extract and enrich lncRNA after removing other RNA e.g. ribosomal, mRNA from serum sample ?

07 August 2017 3,500 1 View

How to use NormFinder software when there is undermined CT values ?

07 August 2017 7,616 1 View

Suggestion on protocol for agarose based 3D LNCap cell culture ?

04 May 2017 4,223 2 View

Plan research on Novel miRNA ?

HI How to plan further research after you find putative novel miRNAs ? Any suggestions on protocols or methodology for cancer biomarker discovery research ?

31 December 2016 9,603 0 View

Which RNU works for serum based exosomal miRNA in qrt-pcr ?

11 December 2016 9,782 4 View

How many samples ?

How many samples are required for shotgun metogenomics data to have enough statistical inference ? e.g. 10 , 20 blood samples...

09 October 2016 7,990 3 View

How to check if the bio-sample is comtaminated with human DNA ?

hI, How to check if the bio-sample (e.g. Urine, Blood) is contaminated with human DNA ? Any suggestions about methods and protocol would be highly appreciated. Thanks

09 October 2016 8,235 1 View

What induces expression of AR-V7 ?

What induces expression of AR-V7 in cell lines ?

08 September 2016 9,013 0 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

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Gel electrophoresis result for total RNA samples, 1.5 Agarose gel was used, How to improve the integrity of RNA?

Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue

02 March 2021 5,433 5 View

Would fecal samples stored at -20C for over a year impact metagenomic analysis?

Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...

01 March 2021 2,512 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

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 3 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

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View