How to show a protein is being dimerized in SDS-PAGE gel?

A protein dimerizes through CTD. I have expressed CTD of protein with two different tags. Now, I want to show that these CTD of protein dimerize in a pull-down assay. But my doubt is that if the...

29 January 2021 7,529 4 View

What are the impacts of pKa1and pKa2 in drug absorption ?

Pregabalin is a crystalline solid with a pKa1 of 4.2 and a pKa2 of 10.6. what insight can i get from this aforementioned information during drug design. What is the difference between pKa1and pKa2.

28 December 2020 7,237 3 View

How to deal with negative factor loadings while performing PCA-MLR to calculate quantitative source contribution in air pollution studies ?

If I am getting some negative values in factor loadings while performing principal component analysis (PCA), then I should use that negative values to calculate daily source contribution using...

22 December 2020 5,248 1 View

What are the source markers of Naphthalene, Acenaphthylene and Acenaphthene in ambient atmosphere ?

Is any article available which reports the sources of these PAHs ?

22 December 2020 8,738 1 View

Why high infiltration in OM treated plot?

We are carrying out trial in the glasshouse where we are comparing the infiltration rate in sodic soil in two different treatments Polyacrylamide vs organic matter ( lucerne pellet). within 27...

25 November 2020 8,787 3 View

Where can one download data (csv, excel) for average daily values of AQI (air quality index) in popular cities, like, Delhi and Mumbai in India?

Air pollution has become a very big problem in Indian cities, especially Delhi. It requires immediate attention and we need to soon understand the trends, provide forecasts for future, issue...

19 November 2020 1,433 3 View

What is the best feasible method to plot DISTANCE vs LST graph?

The above question is intended to be answered in reference to the reduction of the urban heat island by the river.

22 October 2020 7,732 4 View

Which type of measuring instrument can be used to measure hot thermic fluid flow rate?

The flow rate of thermic fluid is less than 1 L/min and temperature ranges from 25 - 200 degree Celsius with a pressure limit of 5 bar.

06 October 2020 5,612 11 View

Can anyone endorse me for arXiv.org?

Hello, I need an endorsement to submit my preprints in arXiv.org. I am in the bioinformatics research field. The arXiv requires an endorsement for me because my institution doesn't provide any...

02 October 2020 1,041 4 View

How to calculate a flow rate over the broad-crest wear for this conditions?

How to find a relationship between velocity and weir landing length (X') as shown in figure?

28 September 2020 7,159 3 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the indication of the absence of peaks in Methanol electrooxidation CV curves ?

I have several question regarding the MOR; hope anyone help me better understand. 1- in CV using (KOH+MEOH) what is the indication of absence of the redox peaks? shouldn't they exist as a sign...

28 February 2021 4,851 8 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View