Why Negative peak eluted in HPLC analysis?

I'facing problem while doing HPLC analysis due to negative peak was eluted which was corresponding to the principle peak RT. I tried to remove, with different solvents, but no use. i want to know...

26 November 2020 1,960 5 View

Is there any list available of GRAS (generally recognized as safe) microorganisms with proper references?

Is there any list available of GRAS (generally recognized as safe) microorganisms with proper references?

02 March 2020 1,011 2 View

Which stain is used to see the deposition of oil or oil glands in anatomy section of leaf(transverse section) in cymbopogon?

Cymbopogon is an aromatic grass which produces essential oils as a secondary metabolite so to see the deposition of oil in leaves transverse section of intra and inter species can you suggest me...

28 August 2019 9,357 2 View

What is the difference between lithium ion and lithium polymer battery?

Lithium ion and lithium polymer battery charging and discharging profile was found to be same. Then what is the major difference between both battery?

07 July 2019 9,301 4 View

Homing Receptors for tumor infiltrating T cells?

I am researching how different culture and expansion conditions contribute to a T cell's infiltration of a solid tumor. Was wondering what the best surface / intracellular receptors or ligands are...

26 June 2019 5,072 0 View

What are my THP-1 cells contaminated with?

Hello everyone, I recently thawed THP-1 cells, which were frozen at passage 12 in 2016. I got the cells back to culture in RPMI + 10% FCS + 1% HEPES + 1% PenStrep. The cells seemed to recover...

19 June 2019 7,802 6 View

Temperature rise in unloaded solar cell?

Im doing research on temperature rise in solar cell during open circuit condition or partially loaded. Im sure that when solar cell is in open circuit the energy generated will be transferred as...

04 January 2019 9,904 9 View

Can anyone refer me list of terpene and terpenoid with their Rf values?

I am doing tlc of cymbopogon martini leaves extract (methanol chloroform and Ethyl acetate extract ) can anyone suggest me papers for identifying compounds (terpenoid compounds) with their rf values

17 December 2018 2,817 3 View

Which is the most appropriate tool for testing acaricide resistance of field ticks by molecular methods?

within the PCR which test is most appropriate? For example Allele specific PCR?

16 May 2018 5,773 1 View

Is there a way to check for tranfection and retrovirus production?

04 October 2017 6,478 3 View

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 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

What is the role of work experience in motivating high tech entrepreneurship in Aviation industry?

Related work experience plays a vital role in motivating the Entrepreneurship. But when we talk about high tech entrepreneurship in Aviation industry, we talk about very high investment and high...

22 February 2021 376 5 View

How can we assess applied digital skills and soft skills through online examinations during COVID-19 semester?

The final qualification assessment for major programs is a strict regimen that involves different stages - oral and written exams, final project viva, internal and external review. How are ICT...

16 February 2021 1,762 8 View

Are cloud points able to identify tree species?

Hello Dears My goal is to classify dense forest tree species using drone images. Is it possible to classify dense cloud points? If yes, in what way and in what software? Thankful

15 February 2021 3,475 3 View

Dataset for CNN based spectrum sensing?

I am doing a project concerning Cognitive Radio Networks, My project is about CNN based spectrum sensing. I need a dataset for my CNN model. The input data will be energy features from signals.

10 February 2021 954 3 View

How does trust influence the development of environmental projects?

Hello Scholars, I am exploring "trust" relevance in the development of socio-technical systems. What is your perception of cognitive values like trust to the energy transition/implementation of...

09 February 2021 8,133 5 View

Can you realize "top-down" and "bottom-up" ARE THE SAME THINGS at important junctures IN ONTOGENY (child development)?

Can you realize "top-down" and "bottom-up" ARE [ or certainly can, if not MUST, be ] THE SAME THINGS at important junctures IN ONTOGENY (child development)? This Question is NOT addressing YOU...

09 February 2021 5,289 1 View