Flowcytometer
I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...
07 August 2024 6,034 3 View
Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...
07 August 2024 8,106 4 View
Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...
06 August 2024 641 2 View
I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...
04 August 2024 9,913 7 View
I am currently investigating the cytotoxicity of a series of herbal extracts, and like many studies, I have been using the MTT assay to evaluate cell viability. However, I am encountering a...
31 July 2024 193 4 View
I did an MTT assay with 2 drugs (Piroxicam and Sulfameter) when I got my results for the 12,24,48,72 hours of incubation with my drug at the following concentrations [ug/ml]...
26 July 2024 7,511 3 View
Hello, I want to ask regarding exosome protein quantification method. Is it necessary to lyse exosomes before measuring their protein contents using BCA assay kit? Or can I just straight away...
23 July 2024 4,603 4 View
Hello, colleagues! There is commenting open for new upcoming edition of USP 1033. Validation target acceptance criteria is now different from what it used to be and it doesn't include Cpm....
23 July 2024 7,292 3 View
I have immunized BalB/C mice with a protein using the intradermal (ID) method with Complete Freund's Adjuvant (CFA) and Incomplete Freund's Adjuvant (IFA), following a 14-day interval and three...
22 July 2024 9,160 2 View
Despite not having cells in the media, I am getting purple color. I have tried many troubleshooting methods, varying media types, and even different MTTs from different companies to figure out the...
21 July 2024 9,914 1 View