How to separate large amounts of two Riboflavin-based compounds with similar solubilities?

I'm running a reaction in where riboflavin is derivatized with a crosslinker in DMSO. The final reaction mixture contains riboflavin (non reacted) and riboflavin-crosslinker compound (slightly...

13 December 2020 4,865 3 View

Are there studies (dyes or confocal laser scanning microscopy) on depth of penetration of citric acid into dentinal tubules?

are there studies (dyes or confocal laser scanning microscopy) on depth of penetration of citric acid into dentinal tubules?

12 October 2020 8,924 1 View

Simulation Parameters for p-type and n-type layers of a typical silicon soalr cell?

Hi, I would like to simulate a typical polycristalline silicon cell with p-type and n-type layers using a drift diffusion model. I have found a lot of references for intrinsic silicon parameter...

03 February 2020 3,203 6 View

Intrinsic tryptophan fluorescence of protein measured FI using a fluorescence microplater reader based on filter or monochromator?

I was wondering if microplate reader recording filter based flourescence emission spectrum are good to measure protein protein Intrinsic tryptophan fluorescence? How does it compare with...

13 January 2020 6,354 2 View

Can I use a monthly average solar spectrum to represent the spectrum of the month?

I would like to calculate the monthly average of the representative solar spectrum for each month based on minute spectral irradiance measurements. Can I consider this hypothesis? Has anyone made...

02 October 2019 7,380 4 View

Method for Identification of Bacterial Natural products by HPLC and LC-MS-MS using databases?

I would be grateful if you could please indicate public libraries used for the identification of natural products produced by bacterial using LC/MS/MS data and/or HPLC DAD analysis

16 September 2019 7,077 4 View

When you recommend to cut the heart in a murine models of heart failure?

Good evening everybody, I am working on a model of acute heart failure and I am planning to analyse heat shock proteins (western blot) in the right and the left ventricle. The mouse heart is very...

03 June 2019 7,528 5 View

Do you know successful Agriculture and Rural Credit Guarantee schemes?

Agriculture and Rural Credit Guarantee Schemes face additional challenges if compared with urban SME's Guarantee Schemes, especially related to climate, pricing and insurance issues. I would be...

17 March 2019 2,863 4 View

Can I substitute Qiagen Buffer QG (from dna extraction kit) for Buffer ERC (Minelute reaction cleanup)?

I want to perform clean up on my digests but currently out of ERC from minElute clean up kit. Can I substitute it with buffer QG ? These are all from qiagen. Somebody told me I could do this but...

04 October 2017 8,150 3 View

Thoughts on performing PCR on purified, digested dna that has already been amplified (PCR) prior to digestion?

02 October 2017 3,916 3 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 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

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

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View