How to culture adipose stem cells and bone marrow stem cells cell lines ?

Kindly , I have human ASCs and BM-MSCs cell lines from ATCC. They mentioned on the website that they are cultured on mesenchymal stem cells media ! However, I have on my lab DMEM low glucose...

10 November 2018 8,909 4 View

Suitable insulin for cell culture ?

I am confused about the difference between the three components and which is suitable for cell culture as I bought the first one and it is not written if suitable for cell culture or not...

08 September 2018 8,094 0 View

Which is better Qiagen mini prep Plasmid purification kit or promega ?

I am doing plasmid purification for about 20 Microgram yield , I wonder which is best Qiagen mini prep or promega ? and is the expiry date of Qiagen kit 1 year from opening the kit or the...

03 April 2018 487 3 View

Image J analysis?

How can I set ascale bar using image j soft ware for already taken images with leica inverted microscope. I have already followed the following steps: 1) Open the image using image j 2)From...

03 April 2018 6,132 0 View

Best Gel documentation system ?

03 April 2018 3,494 5 View

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I am trying to do transfection of SNU 449 hepatocellular carcinoma cells by GFP plasmids using Bio Rad micropulser electroporator ! according to its protocol it nables safe and reproducible...

02 March 2018 3,141 4 View

Electroporation of cripr cas9 by gene pulser?

Kindly I need to do transfection for canecr cell lines by Crispr cas 9 from santa cruiz (downregulation and overexpression) , I wonder if cuvette 0.2 will work with it as I don't have 0.4 and the...

02 March 2018 235 2 View

Size of electroporator cuvette size for mammalian transfection ?

I am trying to transfect SNU449 cell line by GFP plasmids using genepulserX Bio rad electroporator. I wonder if I can use .4 cm cuvette and voltage needed ! and what is the cell size of SNU449 !

02 March 2018 2,027 4 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

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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

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

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

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

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28 February 2021 9,936 2 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