Developing hCG, FSH, LH biosimilar ?

Hi, We into developing hCG, FSH, LH biosimilar expressing CHO clones. Want to collaborate, or seek consultancy from the experts in the field. regards,

08 September 2018 4,072 0 View

Immortal heterohybridoma line secreting monoclonal anti-D antibodies ?

If any scientist ihas developed a Immortal heterohybridoma line secreting monoclonal anti-D antibodies, we are keen to collaborate to take the research to clinical level for conducting the...

08 September 2018 4,628 0 View

TGE is working but not SGE in DG44 cells ?

Our lab is working on developing the stable gene expressing clone in DG44 cells,. After transfection, transient gene expression is working, after growing the cells in the media with out GHT and...

07 August 2018 7,212 3 View

Looking for retroviral vector system for transducing DG44 cells ?

Hi We are Looking for retroviral vector system for transducing DG44 cells with GOI to produce expressing clone. Suggestion, collaboration are welcome.

02 March 2018 6,452 1 View

What is the difference in running a E.Coli Fermentor and Mammalian CHO cell bioreactor ?

what is the difference in running a E.Coli Fermentor and Mammalian CHO cell bioreactor ?

11 December 2017 5,219 0 View

Want to learn the 5'-ITR and 3'-ITR sequence of the Sleeping beauty transposon ?

Want to learn/know the 5'-ITR and 3'-ITR sequence of the Sleeping beauty transposon for designing the experiments working with Sleeping beauty transposase.

10 November 2017 3,667 3 View

Expression improvement in0 DG44 CHO cells and NANA glycosylation ?

Working on the DG44 CHO cells for recombinant protein expression, we have been getting the low expression of 0.5ug/ml recombinant protein and also Gal-a(1,3)Gal glycosylation of protein....

08 September 2016 8,016 1 View

Why restriction enzyme Sap1 does not cut the circular plasmid ?

06 July 2016 8,177 3 View

Two hundred USD Award for designing the Plasmid ?

We are working with pDUO2 plasmid and after transfecting it getting low expression of protein. I want to place A2UCOE sequence [HNRPA2B1 and CBX3] before the promoter for better expression, if any...

06 July 2015 3,510 2 View

How do I introduce UCOE region before the hCMV promoter in the plasmid?

Want to introduce UCOE region before the hCMV promoter in the pDUO2 plasmid already cloned with gene alpha and beta at MCS1 and MCS2,how to do this.

06 July 2015 5,717 2 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Does anyone have a recommendation for yeast reporter gene plasmid/protocol?

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

Why might my GFP tag be dissociating from my plasmid after transfection?

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

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Expression cloning by using cDNA,do I need to modify the cDNA first?

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

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

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

PUC19 as a transfer plasmid for lentiviral delivery?

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

Genome-wide gene identification protocol ?

Is there any book chapter/book, webpage or research article available to understand genome-wide gene identification?

28 February 2021 8,095 1 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View