Does anyone know of a more affordable alternative to Mito-Tracker, that is well retained in fixed cells?

I have in the past worked with the MitoTracker dies. They are rather expensive and that is the bit I am hoping to avoid. I would really appreciate it if anybody can suggest a mitochondrial...

05 November 2020 5,701 1 View

What is a good ligation strategy with compatible ends EcoRI and MfeI in the vector DNA and the insert?

I used to do this kind of thing and now have forgotten strategy please help and be specific. The vector is now linear having been digested with EcoRI and MfeI, then treated with CIAP, to prevent...

23 May 2020 2,377 1 View

Could anyone send me a FileMaker template to create a biological collection (bacterial strains, mutants, etc)?

I am planning to create biological databases for yeast, bacterial, strains and plasmids. I want to use FileMaker pro but I am a new user/ A template would be of great help to see how I can modify...

20 October 2018 6,708 1 View

Can I set up a plate for qPCR using Power SYBR Green PCR Master Mix #4367659 and run it a day later?

Catalog number: 4367659 Power SYBR Green PCR Master Mix. This is NOT POWER UP that I am asking about. Can I set up a plate Monday the 28th in the afternoon and run it Tuesday the 28th in...

24 May 2018 8,588 5 View

Does anyone have a tried and true protocol for transfecting RAW cells with plasmid DNA for protein expression?

02 June 2016 7,457 0 View

Does anyone have a complete protocol for generating total cell lysate for proteomic analysis from adherent tissue cultured cells?

04 May 2016 3,844 2 View

How can I image live cells in 3D systems and subsequently maintain them in culture?

I am growing bladder cancer cells in 3D models in vitro and I wish to visualize them using some form of real-time imaging which will still allow me to grow them and use them for protein/RNA...

11 May 2014 853 7 View

*CRY file for Molybdenum

Does anyone have a *CRY file for molybdenum or know where I can get one from the web, please. I am trying to EBSD a moly, titanium, iron alloy.

01 January 1970 5,127 3 View

Is there a protocol to establish a stably transfected macrophage cell line, preferably in mouse?

01 January 1970 5,394 1 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

How vaccines of covid 19 work?

Millions ask how vaccines of covid 19 be successful and safe, its here to explain generally how vaccine of pfizer work ,mRNA vaccines teach our cells how to make a protein that will trigger an...

28 February 2021 2,723 4 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

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 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

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

Has anyone had luck using cell lines other than HEK 293 (such as COS1) to package lentivirus?

I am looking to package lentivirus in endothelial cells but I am opposed to using 293 cells due to personal ethics regarding the source. I have done some reading and saw that COS1, COS7, & CHO...

25 February 2021 3,030 1 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View