Muhammad Numan

6 Questions 8 Answers 0 Followers

Questions related from Muhammad Numan

Can anyone help me to understand MLST results?

I have MLST results in an excel sheet and want your help to understand how can I interpret MLST results. Here is a screenshot.

13 February 2023 1,993 2 View

I would like to ask what if I perform an extra CaCl2 treatment to make competent cells?

I would like to ask that I have tried to make competent cells by 0.1MgCl2 and 0.1mM of CaCl2 treatments. My question is, what if I perform a real quick washing of bacterial pallet with 0.1mM CaCl2...

08 October 2020 7,562 6 View

How to measure the frequency of transducer for ultrasonic welding of non-woven face mask?

Dear scientific community, We are trying to assimilate the non-woven ultrasonic welding machine for face masks. We are having some problems in generating enough heat to melt non-woven fabric. How...

08 May 2020 6,951 3 View

I want to confirm that does ethyl acetate has antimicrobial activity?

Actually, I have extracted antimicrobial agents by solvent extraction with ethyl acetate. Now, I want to know that does ethyl acetate alone has any antimicrobial activity or not? What I have...

10 June 2017 2,615 9 View

What kind of compounds ethyl acetate can dissolve?

I am working on antifungal compounds produced by Lactic acid bacteria. For this purpose I have made fraction with Ethyl Acetate, n-hexan and Dchloromethane. Now, I want to know what kind of...

30 July 2016 4,672 1 View

I want to extract antifungal compounds from bacterial culture, what pore size of silica gel would be preferable for silica gel chromatography?

I want to extract different compounds (organic acids, 3-phenyllactate and other small peptides ) from bacterial culture. I have made some extraction fractions by solvent (methanol, ethyl acetate...

29 April 2016 8,730 5 View