I transformed the plasmid that inserted the gene into E. coli Bl21, then clony pcr appear two bands and plasmid don't have band?
Do a control using just the untransformed host strain. Your primers are probably amplifying something from the BL21 genome.
Robert Adolf Brinzer Thank you very much
If ethanol has analgesic properties, why isn't it used for clinical purposes?
18 February 2021 8,227 4 View
It takes a lot of time in publishing the paper in the journal, from few months to a year so how one can able to decrease the time for publication.
17 February 2021 2,997 14 View
Hi, Can we use FDD algorithm for forced vibration response (sinusoidal response produced from eccentric mass vibrator)? Thanks
22 January 2021 5,851 2 View
I use the water method to extract the anthocyanidin from Peristrophe bivalvis (L.) Merr leave, then dilute 20 times with 0.025M potassium chloride, pH1.0 and 0.4M sodium acetate buffer, pH4.5...
20 January 2021 8,305 4 View
I am going to start my master program (msc agri hons) research in rull of potassium in tomato vigetable crop so what should my objective please guide me Thanks
13 January 2021 4,635 6 View
how do you understand life as it is really big suspense, why we are here, our consciousness is big unconsciousness and our unconsciousness big consciousness.
25 December 2020 7,632 19 View
Many time during meditation whole body feels the flow of electricity like the thing is it bio electricity or something else why this occurs but after that generally, I felt so miracle...
25 December 2020 3,754 3 View
we all have our own thought and experience regarding yoga and meditation, we all know it's a miracle unexplainable to those who do he/she feel it.What's your view regarding it.
24 December 2020 3,615 10 View
we all know that it is our traditional practice which we are performing in any problem in our kitchen garden to farm level is it good to apply or not, how it is good or what are its effects.
24 December 2020 2,699 15 View
In my personal experience I have find the higher rate of sprouting when fresh cow dung is applied on the top side of cutting what might be its reason.
24 December 2020 4,068 6 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 studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...
01 March 2021 8,079 2 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
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
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
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
I have a large 16 kb plasmid, which I need to transfect into PC12 cells. Lipofectamin 2000 didn't work and with GFP alone the transfection rate is very low. I also tried the neon invitrogen...
25 February 2021 6,635 5 View
I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...
24 February 2021 6,310 3 View