Hi all, can proteins still persist after CRISPR/Cas9 excision?

16 November 2017 0 5K Report

I here that degron attachment for targeting protein degradation is a sure way to ensure that your protein is non functional

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What is the best way to manage Western blots?

Increasingly, more articles are being retracted because of duplicate or otherwise dubious Western blots. Consequently, journals are asking for original Western blots and authentication of...

23 February 2021 8,609 3 View

Describe a serious ethical dilemma you have experienced. Use the 12 questions developed by Laura Nash to offer a solution to the problem?

Describe a serious ethical dilemma you have experienced. Use the 12 questions developed by Laura Nash to offer a solution to the problem.

21 February 2021 9,133 2 View

How to perform Haldane correction on SPSS?

I was wondering if anyone knew how to perform the Haldane correction for SPSS (this is the definition of the correction -...

21 February 2021 2,882 1 View

Is it possible to quantify recombinant protein in the supernatant using SDS PAGE ?

I would like to quantify a recombinant protein (with native signal sequence) secreted by Pichia pastoris using the SDS PAGE. Since my standard protein (plant origin) is not pure, I would like to...

07 February 2021 3,880 9 View

How to analyze dendritic spines from tissue (Prelimbic cortex)?

Hi there, I am trying to measure dendritic spines from mouse fixed tissue, specifically, I am looking at the prefrontal cortex. I injected the PrL with a lentivirus to knock-down my protein of...

27 January 2021 9,251 2 View

High throughput screen to identify drug induced cell death mechanism?

So I am working with a drug that we know induces cell death in MDA-MB-231 cells. In other cell lines we have been able to identify that this drug induces ferroptosis. I have also done experiment's...

25 January 2021 3,587 3 View

How can I carry out analysis of pulp and paper properties according to Tappi standard method in the Lab?

Properties such as relative humidity (T 402sp-03), brightness and yellowness (T-452 om-02), whiteness (T-560 pm-96), opacity and absorption coefficient (T-425 om-01), tensile, breaking length and...

24 January 2021 308 3 View

PROCESS V3.5.2 macro for SPSS variable name length limitations?

I just installed PROCESS V3.5 in SPSS and am receiving the follow error when I try to run a model: ERROR: Variable names should be no more than eight characters in length. I don't recall...

11 January 2021 3,448 4 View

What is the kinetics that Cr6 on the surface of the soil will preferably exchange with the charge on the surface of the iron oxide nanoparticle?

I am researching the application of iron oxide nanoparticle in the removal of heavy metal (Cr6) from soil

10 January 2021 3,167 3 View

Can anyone direct me to where I can find the X-Ray elastic constants for WC-Co or just WC?

I have searched all over the internet and I seem not to be arriving at its value. I need this value to perform some XRD measurements. Any help would be greatly appreciated.

05 January 2021 916 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

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

Are protein samples in SDS compatible with ELISA?

I have used an AllPrep DNA/RNA/Protein Mini Kit QIAGEN kit to extract RNA and protein from my samples. At the end of the protein purification, I resuspend my protein in 5% SDS. Will these samples...

28 February 2021 7,370 3 View

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View