is my plasmid is contaminated with ethanol;how to avoid this contaminated
I want to use E. faecalis JH22 as competent cells to express my protein using anhydrotetracycline (ATc) to induce protein expression i need some standard protocol if someone has use it before.
06 July 2019 9,492 2 View
website,genome sequence
01 February 2019 7,163 2 View
As PET duet vector is for cloning of two gene of interest;i want the protocol for it.
06 July 2018 9,061 0 View
I run gel electrophoresis to confirm digestion of my plasmid however my samples are remaining at the start of the gel. I have remade wash buffers and carrier buffers but am still not seeing my...
31 December 2017 6,241 0 View
can anyone please recomend me any primer
10 November 2017 554 1 View
in which i resuspend my pellet against which buffer i have to dialysis.
10 November 2017 5,575 2 View
09 October 2017 3,186 4 View
Can anyone suggest why i am not getting any bands
09 October 2017 5,599 3 View
TX6119- Fragments were cloned into the expressionvector pQE30 (Qiagen) and transformed into M15 (pREP4) cells(Qiagen).i want to make culture in LB broth to do miniprep i am confuse how much i add...
07 August 2017 310 4 View
05 June 2017 5,923 3 View
Hi, could anyone recommend a plasmid and/or protocol for reporter gene assay in S. cerevisiae? I want to assess the effect of growth conditions on a transcription factor, so I want to clone it`s...
01 March 2021 210 1 View
I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...
01 March 2021 9,310 4 View
I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...
28 February 2021 5,440 3 View
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
Anyone know the amount of protein before enzymatic digestion for phosphopeptides enrichment of serume sample in Ti-IMAC? Has anyone ever use Ti-IMAC(the material is from Chinese company named...
28 February 2021 7,310 3 View
Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...
28 February 2021 4,868 2 View
I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...
27 February 2021 9,176 3 View
When using a lentiviral vector for inducible expression of genes using the Tet-On system. In the literature, I saw a widely used of pLVX-TetOne-Puro Plasmid, is there a reason why people prefer to...
25 February 2021 1,011 3 View
I am worried about this overexposure of the upper part of the gel in the picture. Is it possible that this is the result of too much concentration of ethidium bromide? Why is there such a big...
25 February 2021 8,140 3 View
After transfection with the plasmid ( linearized ) and subcloning of the cell lines, RNA was extracted from the cell and then reverse transcripted to cDNA. When PCR reactions were run to verify...
25 February 2021 5,712 3 View