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How can i characterise the crud extract of peganum harmala seeds ?

Hello everyone, The crud extracts of peganum harmala seeds contains alkaloids and polyphenolic compounds and i want to do the HPLC , LC-MS or RMN without extracting them, can you give me the...

06 March 2020 6,849 4 View

What analyzes can we do to characterize and know the different composition of a seed oil?

What analyzes can we do to characterize and know the different composition of a seed oil? which devices can be used? Thank you

26 January 2020 1,927 2 View

What are the criteria of academic promotion in your university/country?

How many requirement should be met to get the academic promotion in your university. number of publications for example.

30 May 2019 7,909 7 View

Analysis for additive, antagonistic, or synergistic interaction?

I would like to calculate the expected mortality using the formula of Nishimatsu and Jackson (1998) Pe= Po + (1- Po) (P1) + (1 - Po) (1- P1) (P2) with Po is the natural (control) mortality, P1 is...

07 November 2018 4,017 3 View

What is the best software to perform Whole Genome Sequencing?

Hi ! In my lab, we plan to do Whole Genome Sequencing (WGS), can someone tell me the best dedicated software for this work? I thought I understood that these software require having super...

23 May 2017 5,439 3 View

What do you think about the "Editions Universitaires Europeennes"?

Dear all, What is the desired benefit of publishing with the "Editions Universitaires Europeennes" https://www.editions-ue.com/ ? Do you consider it a predatory...

01 January 1970 1,122 20 View

What is the appropriate way to design primers with specific SNPs?

I want to design some primers to characterize differents SNP (Single Nucleotid Polymorphisme) in a simple process using PCR and agarose gel, not for sequencing. What could be the appropriate way...

01 January 1970 9,712 6 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

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

Good sites to recruit survey participants on a grad school student budget?

Any good recommendations for participant recruitment for online surveys on a grad school student budget?

02 March 2021 4,293 4 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View

Is there a recitation score bank system for fair evaluation and assessment of student recitation?

In actual and virtual class, even if there is rubric for recitation, students may still fail to receive fair grades or scores. Others are active in recitation and others are not or others may fail...

26 February 2021 8,387 3 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

Any easy method of analyzing vitamin D in foods by HPLC?

Looking for method of extracting and analyzing vitamin D in foods by HPLC

24 February 2021 7,524 7 View

Do you think there is cognitive oversaturation in the current pandemic? What impact can this have? And other manifestations?

Dear colleagues, Do you think there is cognitive oversaturation in the current pandemic? What impact can this have? And other manifestations? The question is mainly aimed at adolescents (pupils,...

23 February 2021 7,796 4 View

Mairaj Soomro

Hi Amel,

please look for exchange students program and then reach to the respective potential supervisor where you can perform your experiments. Hope it helps.

Thanks,

Mairaj

Sharad Dadhich

You can contact any IITs.

Nitin Tiwari

Please do let me know your requirements, I think you can send a request to any Indian Institute of Technology (IITs). They will help you in testing.

Abdellah Cherif Taiba

You can contact some private laboratories like (LCTP: Central laboratory of Public works, in Algiers, Algeria) or other research laboratories of Algerian universities as (Djelfa, Blida, Tiaret, Mostaganem).

Good luck.

Amel Boudia

Thank you for your help.

Thanks for your help.

Thanks a bunch ,I am so grateful for your guidance.