Selectively markers for vascular endothelial cells excluding blood cells?

Hi all, I want to use flow cytometry selectively isolation vascular endothelial cells from tissue in inflammation state. It should exclude blood cells (such as hematopoietic cell, circulating...

06 July 2018 6,175 7 View

Overlap SPM segmentation in MRIcron?

Hi everyone, As we know, lesions draw from MRIcron can be overlap. However, can SPM segmentation like white matter hyperintensities in Flair can be overlap in MRIcron as a lesion?Thanks!Zhen Deng

09 October 2016 5,701 3 View

Is anyone familiar with distribution of miRNA agomir/antagomir after local hypodermic injection?

05 June 2015 8,660 1 View

Transfection siRNA using polyethylenimine on endothelial cells?

Do you have any experience on using polyethylenimine (PEI) to transfect siRNA or DNA to the endothelial cells? Please, share it with me, thanks.

31 December 2014 9,471 4 View

Which database focus on the relationship of miRNA and pathway?

I want to see if one miRNA target on a pathway or not. Several database was used,...

07 August 2014 7,866 7 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

Does RNAiMAX transfection reagent work in serum free medium?

I diluted siRNA and RNAiMAX in opti-MEM and added to the cells which they were in the growth medium. Is it a right way? or should I culture cells in the opti-MEM medium for a while and not in...

26 February 2021 10,041 3 View

Can MicroRNA cross the blood brain barrier?

In diseased conditions, many genes and gene products are visible in the bloodstream. So my question is whether we can find traces of microRNA which is involved in disease and disorder in blood serum?

24 February 2021 7,064 3 View

Are exogenous molecules transferred between human cells during doubling ?

Hello RG community, I wonderer whether exogenous molecules (e.g. reporter plasmids, miRNAs or other artificial molecules) are transferred between cultured human cells during their doubling ? So,...

21 February 2021 6,633 3 View

Has anyone encountered any problems with abm good microRNA primers for quantification of mature miRNAs?

I've been trying to quantitate mature microRNAs in 293T cells with and without 'X'. 2ug of total RNA (isolated by Trizol method) is converted to cDNA using All-in one microRNA cDNA synthesis kit...

17 February 2021 8,986 2 View

SiRNA transfection efficency and results interpretation ?

i am having a problem with the transfection of 2 siRNA , one for the longer isoform U and the other one of the sliced isoform S that is also the only transcribed. i am trasfection siRNA with a...

11 February 2021 8,145 3 View

What is the best way to fix plasma derived miRNA for subsequent cDNA synthesis?

I need to quantify blood plasma derived miRNA through q-RT-PCR. For this I need to fix RNA content in my cDNA reaction. What is the best way to do this? Currently, I take readings of my plasma...

03 February 2021 9,330 3 View

What is the general miRNA yield one gets from the Qiagen miRNEASY serum/plasma advanced kit?

I am using the Qiagen miRNEASY serum/plasma advanced kit, using 400ul of frozen plasma. What is the yield you get on average? I am using nanodrop currently for quantification. I am getting...

02 February 2021 8,806 2 View

Why do I see variability in mRNA expression in qPCR of the same gene (ubiquitin)?

Hi everyone! I use HaCaT cells and i transfect them with siRNA. After 48 h I extract proteins with Laemmli and RNA with trizol. I proceed with western blot to check proteins levels (and they are...

26 January 2021 5,738 3 View

Measuring small RNA abundance, without sequencing?

Dear all, Do you know any reliable and fast method to measure the levels of plant small RNAs (21,22 and 24 mer)? I am interested in only comparing the abundance of those small RNA between mock...

21 January 2021 4,002 6 View