Any natural extract (that is easily available) or any drug combination triple which i can use against gram negative?

I'm working on gram negative i want to use any natural extract (plant extract) or triple drug combination against its biofilm formation.

14 February 2021 1,403 3 View

Can I use hcl to adjust ph rather than glacial acetic acid?

In alkaline lysis solution3 acetic acid should be used to adjust pH according to protocol. Can I use hcl instead of glacial acetic acid? Will there be any change in composition of solution?

08 January 2021 7,764 3 View

What is the best method for plasmid dna extraction??

I want to extract plasmid dna from bacterial culture guide me what will be the most appropriate method.

05 January 2021 1,118 14 View

How can I super impose my 3D structure protein with wild?

Hi I got a 3D protein structures in my research and want to superimpose it with the wild. I am working with SARS-CoV2 and found a deletion that I want to compare with that of Wuhan as a wild. I...

16 December 2020 3,940 5 View

No title

10 December 2020 6,420 7 View

How can I convert my amino acid sequence in PDB formate?

I have some sequences of Spike protein of some Covid 19 samples that have been sequenced in my laboratory using NGS. For analyses of those, I need to convert those sequences into PDB format. I am...

01 December 2020 690 3 View

Why I get this type of band after doing PCR?

After doing a PCR with my specific primer I got multiple bands instead of getting a unique band. I am totally astonished after getting this. Can anyone guessed what happened why I get this band...

26 October 2020 3,714 17 View

Has e-learning succeeded in replacing face-to-face learning during this pandemic?

Do you believe that e-learning was able to replace face-to-face learning during this pandemic, and what enhancements can be pursued to improve e-learning?

03 October 2020 2,404 11 View

R or Python for Machine Learning?

Which software do you think it's better for machine learning, R or python, and what are the strengths of each one of them based on your own experience?

22 September 2020 5,377 5 View

Which is used most (plants, animals microbes) for preparation of medicines?

What is your opinion for medicines preparation?

03 August 2020 8,376 40 View

What is the best way to keep an anaerobic chamber anoxic in the absence of hydrogen?

I'm a graduate student who works with an anaerobe, so I often work in an anaerobic chamber. I've been working on an assay that involves the steady-state of the quinone/ quinol pool. Anoxic...

03 March 2021 2,971 1 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 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

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 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 model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software?

Hi every one Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software? Biogas fuel is not available in the options thanks

23 February 2021 6,518 3 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

How we can measure Kemp % in wool without using of benzene?

Would you please let me to know about the methods for measurement of medullation and Kemp % on animal? My problem is that the wool sampling and sending to laboratory is not possible. So I would...

21 February 2021 7,260 4 View