Hi all,
I would like to ask what is the best way to present findings on the nitric oxide scavenging (inflammatory) assay? IC50, percentage of inhibtion (%) OR nitrite equivalent (compared to sodium nitrite standard)?
Hi all, I am facing a problem to trypsinize and combine/move the transfected cells into new well . I was planning to pool the transfected cells into a new well to ensure better cell-cell...
11 December 2019 3,426 5 View
Hi, I am trying to culture a stable clones using transfected cells. As the clones grow, I noticed the eGFP signal diminishes over time but the cells are still resistant to antibiotics and do not...
11 December 2019 352 14 View
Hi all, I am new in lentivirus transduction work and have some problem as listed below: 1) Is CMV promoter considered a strong promoter to express the gene I want in the transgenic organism...
09 October 2019 8,748 4 View
Hi all, I am facing a problem to generate a stable cell line after successful transfection. I added puromycin to kill the untransfected cells, however, eventually all my transfected cells are...
08 September 2019 9,182 2 View
Hi Scientist, I am transfecting an oncogenic miRNA into a breast cancer cell line and based on your experience in the mammalian cell line, will such transfection affect the cell morphology?
06 July 2019 7,559 8 View
Hi, Can anyone recommend a plasmid extraction kit that could produce good plasmid yield (>300ng/uL). The plasmid I am using now is a high copy number plasmid and the bacteria I am using is...
06 July 2019 6,975 3 View
Dear all, I have a miRNA primer sequence left by someone else and I would like to know about the sequence of this primer. Is there any method I can use to sequence and know the sequence of this...
05 June 2019 6,180 7 View
Hi, Is there any paper which reported the co-transfection of miRNA mimics and inhibitors? Thank you.
05 June 2019 9,870 3 View
Hi all, I would like to seek for your opinions on whether fluorescence approach (GFP) or luciferase approach is better in assessing transfection efficiency / success (after miRNA...
03 April 2019 1,537 6 View
Hi researcher, I wonder any of you have tried to design a single plasmid that carries both miRNA and reporter gene like GFP / luciferase? I am thinking with such plasmid, I will just need to...
03 April 2019 5,292 7 View
I am currently working on LncRNA; to know the lncRNA-protein interactions I want to do RNA pull down assay, so I need to design primers with T7 promoter. I need assistance in this regard.
07 August 2024 6,622 1 View
How can I calculate IC50 in the DPPH test using graph pad prism software? or suggest a manual method and other software to calculate the IC50 value.
06 August 2024 8,848 3 View
I want to know more about Magnetite deposits.
06 August 2024 1,066 0 View
Hi all! My thesis groupmates and I are working on purifying an E. coli bacteriophage. The phage was handed down to us by the previous thesis group, but they only managed to purify it to about...
06 August 2024 5,801 4 View
I am in search of a modified Hummer's method, which can be used to synthesis graphene oxide within 6-8 hours. As I am a student it is not allowed for us to work after 5 in the laboratory. So I am...
01 August 2024 8,368 2 View
Dear all: I am modifying Bismuth Tungstate with Hematite (Fe2O3), so I would like to know about how much Iron(+3) can form a solid solution in a Bismuth Oxide matrix. Best wishes Marco
29 July 2024 2,163 1 View
Hello everyone, A collaborator sent us his protocol in order to be able to use his immunohistochemistry kits. But one step contains PBS + 0.3% H2O2 + 0.1% sodium azide. Knowing the dangerousness...
23 July 2024 6,314 3 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
My research work is related to the calcination of limestone. I have a complex question and would like to consult with experts in this field. Could you please advise which kiln to choose (a...
18 July 2024 1,390 2 View
when we grow biofilm in test tube, the pipette often do not reach near the content. so we have to decane it directly or use a smaller test tube.
17 July 2024 3,532 0 View