Should 5% Oil Red O in propylene glycol stock be stored at room temperature?

Dear RGs, I have prepared 0.5 % Oil Red O (SIGMA) in propylene glycol. Should I keep the stock at 4 degrees or at room temperature? Thanks a lot in advance. Best Regards, Matio

01 February 2019 6,645 2 View

Does anybody know how to prepare sugar-stock solution for cell culture experiment?

Hi. I would like to prepare stock solution for glucose or galactose or lactose for cell culture experiment. I will be very happy if you can give me tips, such as: in what (PBS, medium) to dissolve...

06 July 2018 5,314 1 View

Has anyone experienced with GLUCOSE tolerance test in neonatal mice pups (P0-P1)?

I would like to make the test in mouse pups (P0/P1). I thought to use 2 ways: via gavage and IPGTT. 1) Could you suggest me the size of the tube and of the syringe that should be used for the...

05 June 2018 7,689 0 View

Has anyone experienced with LACTOSE tolerance test with mice?

Dear RG-friends, I would like to do a lactose tolerance test in mouse newborns by measurement of the blood glucose level with a normal glucometer. I am wondering if someone did it and if kindly...

05 June 2018 7,136 2 View

What is the best way to isolate total RNA from plasma?

Dear RG-friends, I would like to isolate total RNA from plasma. Many thanks in advance for your timing and consideration. Best Regards, Mario

03 April 2018 1,662 2 View

What is the best and easy and fast way to knockdown a gene in adult rat?

08 September 2017 261 0 View

Cerament and cell therapy ?

07 August 2017 8,866 0 View

Can Dot Blot be of help when Western Blot does not work for certain Abs?

It was not possible to see any expected band for the target, with a very low molecular weight (8-12 kD), by WB. The membrane was very clean after incubation with Ab-I-AbII. Probably we lost...

02 March 2016 7,273 4 View

Freezing and culturing Human T-cells?

Please, Could you tell me what is the best condition (cell density/media..)to freeze and to culture human T-cells? How long can T-cells be in culture? Thank you in advance Mario

01 February 2016 5,634 3 View

What does the ratio phospholamban/SERCA (at message level) mean?

31 December 2015 8,131 2 View

No title

02 March 2021 3,060 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

Why might my GFP tag be dissociating from my plasmid after transfection?

I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...

01 March 2021 9,310 4 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

Can someone suggest a way to prepare slides to observe under confocal microscope for observing fluorescent tagged proteins??

I am growing the cells on coverslips and transfecting the fluorescent tagged protein directly on them. Then i want to observe these cells under confocal microscope. Currently i am just using...

01 March 2021 6,142 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 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

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View