a z a a a a a a a ?

More Mustapha Ouhsaine's questions See All

How can I adapt cyclic server model in hospital operations?

To help enchancing patients flow and service efficiency

18 July 2024 482 2 View

Are the messages transmitted in classical channel between participants in quantum cryptographic protocols free from being blocked or delayed ?

In quantum cryptographic protocols, participants typically share both a quantum channel and a classical authenticated channel. Authenticated channels ensure that messages come from legitimate...

22 June 2024 7,074 3 View

What Would You Do, Wall Street Journal wsj.com?

for systemic risk of wjs.com experience best experienced alongside other explorer spirit independently in creativity.

03 May 2024 6,821 1 View

What is a constant touchstone or supercomputer sims for Elizabeth Holmes?

Constant touchstones following the protocol introduces a new dimension of bioethics to the bioinformatics about big ideas, modes of inquiry, intellectual traits and habits of mins but it is...

24 April 2024 8,739 3 View

Why am I getting low isotopic enrichment in my expressed protein even though I am using labeled media?

I am expressing a membrane protein (about 15 kDa) in BL21(DE3) cells. The expression is good, and the yield is decent, but each time I checked the mass with a TOF mass spec, the mass I get is...

11 April 2024 7,169 3 View

How to elucidate molecular structure of unkwon? I have done FTIR, HNMR, CNMR & DEPTH 135. ?

Dear respected seniors, I'm a young ambitious researcher looking for guidance on how to elucidate molecular structure. I have done FTIR, HNMR, CNMR & DEPTH 135 analysis. The expected structure is...

28 January 2024 9,679 1 View

How can we divide the word unauthorize into root and affixes? Is it un + auhor + ize or un + authorize?

this is what they say on etymoline.com: "late 14c., auctorisen, autorisen, "give formal approval or sanction to," also "confirm as authentic or true; regard (a book) as correct or trustworthy,"...

09 December 2023 7,533 6 View

Would you help me in dealing with rietveld raffinement for XRD pattern ?

Raffinement for XRD pattern of Kaolin, Metakaolin and Geopolymer cement for quantification of cristalline and amorphous phases

22 November 2023 6,763 1 View

What is the appropriate research design for investigating the effect of class size, teacher availability and teacher qualification on performance?

Shall I use quasi experimental design or expost factor research design?

11 September 2023 4,598 8 View

Morganization. Morganization. Morganization.?

Morganization is practice in private equity investing. Morganization is the house of morgan or super economy. Morganization is California high speed rail beyond the divine right.

29 August 2023 5,744 3 View

Is there a problem with my RNA pellet?

Hello, I am currently having problems with RNA extraction. I am using mouse liver (C57BL6J), and I have extracted RNA from mouse liver before. Before this experiment, my final RNA pellets were...

11 August 2024 7,082 3 View

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

Low-yield gel extraction problem?

I am having an issue with my gel image where my PCR product is not appearing very bright on the gel. When I perform gel extraction, the A260/280 purity value is very low. I used the Qiagen gel...

05 August 2024 9,798 3 View

Do you have good tips for seaweed tissue preservation in the field for post RNA extraction?

I will be with my students collecting seaweed samples in a marine farm and later we will process this tissue for RNA isolation and further sequencing. Does anyone have tips on how to collect the...

04 August 2024 501 2 View

The question is how to use Wavenet transform?

HOW CAN I WRITE A CODE TO USE THE WAVENET TRANSFORM AS A FEATURE EXTRACTION METHOD INSTEAD OF DWT IN MATLAB?

03 August 2024 7,829 0 View

Can i use the protease inhibitors during cell membrane vesicle preparation ？?

I am currently working on a project that involves extracting cell membranes, for which we disrupt the cells using sonication. During the initial extraction process, we add protease inhibitors to...

30 July 2024 7,077 1 View

What are the best practices for washing and preparing fruits and vegetables to reduce pesticide residues?

27 July 2024 9,147 4 View

Pink bacterial colonies?

I am cloning an overexpression plasmid with my protein of interest tagged with mScarlet. After transforming my ligated product into DH5α bacteria and plating on LB agar, I noticed colonies with a...

22 July 2024 5,953 6 View

How should we increase the quality of RNA extraction?

I’m having difficulty achieving high RNA integrity in my samples. Although the 260/280 and 260/230 ratios are satisfactory after RNA extraction, the RNA samples show signs of degradation when...

22 July 2024 155 4 View

Anthoula Kanioura

Resinoids are extracts from resinous plant exudates and mainly contain nonvolatile compounds. The yield of the extraction is usually >50% and so resinoids are viscous (like the starting plant material).

Oleoresins are prepared by extracting spices and they contain mainly volatile compounds.

Concretes are extracts mainly from flowers. They mainly contain nonpolar compounds, they are semi-solid and the yield is usually

Mustapha Ouhsaine

Thank you very much Prof. Anthoula Kanioura for your help.

Bes regards

M. Ouhsaine Morocco.