Is it a common phenomenon that BSA redissolves after being salted out by ammonium sulphate upon increasing the concentration further? If so what could be the reason for it?
I am interested in finding a database where I can input a list of genes or gene IDs and get the information about how many and which of these genes are largely expressed in a particular cell type....
09 October 2018 656 3 View
Is it prudent to use an RNA sample which has no RIN number, when analyzed using a Bio-analyzer (Agilent). The profile shows a good 18S peak. However, the 28S peak is very small.(probably the...
06 July 2015 9,989 8 View
I am working with C57BL6 mice, which are little aggressive. I need to feed them by oral gavage. We have tried doing it in wake animals but they are giving us a tough time holding them and even if...
04 May 2015 8,843 11 View
What is the ideal solvent and concentration in which rosuvastatin-calcium can be dissolved, for cell-culture applications? Is it soluble in water or do we need ethanol or DMSO solutions? If so...
09 October 2014 5,471 3 View
Can human hemoglobin be used to prepare the standard curve for Drabkin's assay to estimate the hemoglobin concentration in the matrigel plug injected in mice?
01 February 2014 5,043 0 View
I want to store the isolated PBMCs of my study subjects in the best possible way that their RNA is preserved and in pristine state for microarray/NXG sequencing analysis. I tried snap freezing the...
31 December 2013 4,985 2 View
How to analyse freshly isolated peripheral blood mono nuclear cells simultaneously for CD34 expression and the cell cycle phase they are in. The options I have is to use propidium iodide or...
08 September 2013 6,565 2 View
I am trying to measure nitrite content in serum samples by Griess assay. But I am facing problems like curdling of serum (possibly due to plasma contamination). Do I have to do some pre-treatment...
07 August 2013 2,194 1 View
Rat / mouse haematopoietic stem cell enumeration from peripheral blood (retro orbital bleeding) by flow cytometry. Please suggest any protocol or kits if available. Thank you.
07 August 2013 7,503 1 View
We are facing a problem in induction of hind limb ischemia in SCID mice. We tried common femoral artery ligation (only knot) and also cut, but it is not inducing ischemia as expected. The limb is...
05 June 2013 6,278 15 View
Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...
06 August 2024 1,989 3 View
After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...
05 August 2024 9,637 2 View
Are there any statistical methods to justify your sampling technique using SPSS or AMOS?
05 August 2024 9,153 4 View
I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...
05 August 2024 9,798 3 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
Better ways to analyze the qualitative and quantitative data in a sequential explanatory mixed method approaches
04 August 2024 2,703 6 View
Just bounced on me. Before statistically analysing significant difference, shouldn't we see if data fits normal distribution first? Is 3 replicates enough to testify the hypothesis of normal...
31 July 2024 8,141 13 View
I am trying to adapt adherent CHO-K1 cells in F12K+10%FBS to suspension culture in only F12K, but in vain. I have followed Mirus bio as well as Thermo protocols, please suggest any alternative....
31 July 2024 3,756 0 View
Dear All, I am trying to transfect a pCDNA3.1 vector containing my gene of interest. The purpose is to figure out the localization of the protein of interest. I have fused the protein with GFP on...
31 July 2024 9,892 4 View
I am currently considering a research project focusing on a comparative analysis of starch metabolism in orchids and roses. I am particularly interested in identifying the types and quantities of...
30 July 2024 4,267 2 View