What is the pH range for BSA in which it does not unfold?

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My polymer is glassy solid yet stuck to whatmann fiter paper. how can I obtain my polymer?

I precipitated the polymer in methanol and then tried to filter the polymer. However, my polymer stuck to whatman filter paper. how can I obtain the polymer now?

08 September 2018 510 2 View

I was not able to isolate the product from the DMSO . Please help me how to do it?

I want to synthesize the exo norbornene alcohol as was described in the reference.Macromolecules 2005, 38, 9455-9465. the problem is that I was not able to remove the DMSO solvent. Please help me...

06 July 2018 4,046 3 View

Can I dry macromonomers with Norbornene end cap at 120 degrees centigrade for 4 hours?

I synthesized polymers of PEO with different molecular weights with Norbornene end cap. I want to dry the sample in order to perform for the Ring Opening Metathesis Polymerization. Can I dry my...

05 June 2018 2,400 4 View

Is silica gel soluble/partially soluble in acetone?

we need to purify the pyrrolidone derivatives. When we checked the TLC, the compound Has Rf of 0.6 in acetone. But other solvents showed no movement of the spot from the base line. However, when I...

05 June 2018 2,463 3 View

Can we really trust the procedures published in the scientific journals?

I found that many procedures reported in the journals are not reproducable even when same conditions are maintained? why is it so?

10 November 2017 1,978 2 View

How to prepare 1, 1-Dipheynylmethyl Potassium ?

I want to prepare DPMK initiator for my polymerizations. Please give me a pdf file of the journal necessary.

08 September 2017 530 4 View

Is the refractive index of both monomer and polymer same?

i want to synthesise the polymer with refractive index contrast.

07 August 2017 4,461 4 View

How to remove moisture from the polyethers?

I synthesized polyethylene glycol. I need to remove moisture from the polymer. T tried freeze drying but it didn't work please suggest me some other method which removes moisture. Thanking You in...

07 August 2017 2,526 9 View

Please let me know about the good practical books for learning glass blowing techniques.?

glass blowing for Schlenk techniques

03 April 2016 1,065 2 View

What is the weight of the polymer 'polyisoprene' with a molecular weight of 10000?

please help me in calculating the weight of the polyisoprene whose molecular weight is 10000.

02 March 2016 1,085 0 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View

How to assess the osmotic power of a substance?

Hello, I suspect that a molecule I am using is causing bacteria to experience osmotic shock. What chemical properties should I look for to compare this capability with those of other substances?...

06 August 2024 977 1 View

CHO-K1 suspension adaptation protocol?

I am trying to adapt adherent CHO-K1 cells in F12K+10%FBS to suspension culture in only F12K, but in vain. I have followed Mirus bio as well as Thermo protocols, please suggest any alternative....

31 July 2024 3,756 0 View

Transfection in HEK293T cells?

Dear All, I am trying to transfect a pCDNA3.1 vector containing my gene of interest. The purpose is to figure out the localization of the protein of interest. I have fused the protein with GFP on...

31 July 2024 9,892 4 View

How to check pH of a high strength hydrogel?

We are working on biopolymeric hydrogels. Our system is highly viscous and sticky, and the gel formed are high in strength. We are unable to use pH electrode and pH strip. Please suggest an easy...

30 July 2024 942 2 View

How to prediction 2D to 3D aptamer?

Hello, I have a little problem. Well, right now I only have the DNA aptamer sequence. I went to see the 2D model form with DNA folding. After that, I used RNA Composer to simulate in 3D and used...

30 July 2024 6,794 0 View

How to prevent hemolysis after performing cardiac puncture to draw blood from mice in serum?

We have encountered an issue with the serum of mice being hemolyzed after the process of centrifugation. Could you please provide guidance to prevent hemolysis ?

29 July 2024 8,402 4 View

How to retain the a GFP tagged gene expression in stable cell line?

Hello , I established a stable cell line expressing GFP tagged to a centrosomal gene having G418 drug selection marker. I validated the stable line by IFA and Western blotting, results are fine....

29 July 2024 5,007 0 View

EDTA buffer solution?

Hello everyone! How can i prepare EDTA buffer solution (pH 8.2) to determine GSH levels? Thank you in advance.

29 July 2024 4,374 1 View

Whether i can preserve leaves samples in 2.5% glutaraldehyde in 0.05 M phosphate buffer, pH 7 for coming several weeks for further LM study ?

I want to preserve the sample leaves for the LM study of the stomata and conidia analysis. Whether 2.5% glutaraldehyde in 0.05 M phosphate buffer with pH 7 can be applied for preservation.

29 July 2024 8,560 0 View

Adam B Shapiro

Here are some references on that subject. A quick PubMed or Google search should turn up others.

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2800971/

http://link.springer.com/article/10.1007%2Fs10973-005-0667-9#page-1

Raghu Ram Achar

Following are few. There are many worthy papers. Google it as Adam sir said.

Article Unfolding and Refolding of Bovine Serum Albumin at Acid pH: ...

Article pH-induced structural transitions of bovine serum albumin. H...

Maria Grazia Ortore

From pH 4 to 9. Have a look to the paper...http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2800971/

marcel. Waks

If you want to play it safe, work between pH 4 and 8.