I need the cell line for determining NK cell cytototoxicity in chickens. I have not found a commercial house that sells it.
I want to make a sandwich ELISA for the detection of antigen X. I want to know if I can use the same antibody as detection and coating (detection antibody will be conjugated to HRP).
10 November 2015 1,466 7 View
I want to make an indirect ELISA (Ag+anti-Ag+anti-anti-agHRP). And I want to reconstitute the lyophilized antigen (peptides). The question is, what preservative should be used for Ag storage , if...
07 August 2015 9,759 3 View
I want to make an assay of in vitro proliferation of PBMC in animals immunized using the same vaccine antigen. To do this I have to process the vaccine. Among the existing techniques as UV,...
09 October 2014 2,471 5 View
I want to make a study using the ethanolic extract of a Euphorbia latex on tumor cells in culture. I have tried some protocols, but do not get a good result, since the formation of precipitates in...
05 June 2014 1,217 3 View
What is the lifetime of a flow cytometer laser?
02 March 2014 5,516 3 View
I need to urgently analyze some samples this week, but I have not yet antibodies. They take 2 or 3 weeks to arrive, so I want to know if I can keep the fixed cells. Will there be any change?
09 October 2013 4,387 4 View
I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...
09 August 2024 9,621 0 View
Hello everyone! I observed in my culture (htert-RPE1 cells) an orange- red particle at the bottom of the dish. It is visible to the naked eye as a very very small red dot. Could it be a...
09 August 2024 2,824 3 View
I am working in fungal fermentation of soybean meal and there is bacterial growth in them at times. I am trying to quantify fungal cell counts and bacterial cells; but I haven't been able to do at...
07 August 2024 7,535 4 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 sorted anti-NP specific plasma cells from bone marrow of C57BL/6 mice at certain times after immunization with variable counts and isolated total RNA using TRIZOL method for RT-PCR using...
05 August 2024 8,835 1 View
Are there any fluorescently labeled anti-Alpaca secondary antibodies raised in Donkey? So far I have only been able to find anti-Alpaca secondaries raised in Goat. Or is this not possible due to...
04 August 2024 4,255 1 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 have protein-membrane simulations (PDB, PSF, DCD) and have noticed that water molecules near the protein are not visible in the simulations. How can I fix this issue? Is there a way to place the...
04 August 2024 1,200 2 View
Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...
04 August 2024 8,894 1 View