Yousra Sbaoui

10 Questions 5 Answers 0 Followers

Questions related from Yousra Sbaoui

There is any database or software to identify plastics composition through FTIR spectra???

Dear researcher, I have FTIR spectra of plastics and I need to identify their chemical composition. there's any software or database for this issue? I found Poseidon, but I don't know the...

30 July 2022 7,417 4 View

Do we have the right to combine our own data with those of a database to analyze them?

Dear researchers In my subject, I work on the characterization of the Moroccan marine microbiota by metagenomics under the discipline of microbial ecology. During the sampling, we could not have...

20 July 2022 5,288 4 View

How can I conserve my petri dishe with her colony for museum ?

Hello Researches, I want to preserve my petri dish with her bacteria for a long time and harding the phenotype. Like in the symposium microbia. So plzzz any recommendations?

08 May 2022 297 0 View

Preservation of petri dish with her colony?

Hello Researches, I want to preserve my petri dish with her bacteria for a long time and harding the phenotype. Like in the symposium microbia. So plzzz any recommendations?

13 April 2022 9,852 0 View

Could filtering quercetin through a 0.45 um milex filter alter its quality?

Could filtering quercetin through a 0.45 um milex filter alter its quality? We compared the absorbances of two quercetins (one filtered through a 0.45um milex filter and the other unfiltered)...

08 October 2021 7,627 1 View

SOS: Problem in the dissolution of quercetin ???

Dear researchers when I dissolve quercetin in ethanol or methanol absolute, there are particles that remain in suspension (picture below) in the solution and then they sediment forming a pellet....

04 August 2021 8,276 1 View

Can we Reuse the PCR mix to re-amplify the same DNA template after PCR failure ?

Dear researchers In the process of optimizing the Tm of an amplification protocol and due to the lack of materials and reagents. Is it possible to reuse the PCR mix another time if the...

02 June 2021 3,839 4 View

Can we make a comparison of GC-MS spectra with a database without using standards?

Dear researchers I have a question concerning GC-MS!!! we want to do an assay of short-chain fatty acids (SCFA) through GC-MS. these SCFA have been extracted from stools according to a...

11 May 2021 732 9 View

Did 1ng of DNA in a mix of 20ul from an initial concentration of 1145ng/ul may affect the specificity of the PCR?

Dear researchers from a DNA sample with a concentration of 1145ng/ul, we wish to perform a PCR for the 16SrRNA gene where the final concentration in the mix should be 1ng/20ul of the mix. Will...

19 April 2021 2,608 6 View

Do we have the right to combine our own data with those of a database to analyze them?

Dear researchers In my subject, I work on the characterization of the Moroccan marine microbiota by metagenomics under the discipline of microbial ecology. During the sampling, we could not have...

01 January 1970 2,329 1 View