Is it possible to have two luminescence bands of the same peak position but with different intensities in single spectrum??

Hi! If it is possible to have two luminescence bands of the same peak position in a spectrum, what is the reason behind formation of two separate bands instead of one? This phenomenon is related...

26 February 2021 4,963 5 View

How do I can remove the cladding a hard-clad fiber with chemical method?

How do I can remove the cladding a hard-clad fiber with chemical method?

15 December 2019 8,888 3 View

Hi, i want to work in targeted cpp-mediated delivery of pDNA. but i do not know if DNA can stably reach to nucleus?

i want to design a cell penetration peptide for delivery of pDNA. that this platform targeted with a tumor targeting peptid

24 April 2019 6,763 2 View

What is the best method for fresh vegetable disinfection?

what is the best method for fresh vegetable washing, in order to remove pathogenic microorganisms and pesticides.

30 December 2018 8,370 3 View

How do analyse dynamic path in survival?

I want to write a program of dynamic path analysis in R software for estimating direct, indirect, and total effects of treatment on time of death due to liver cirrhosis . data-set is as " csl" in...

13 June 2016 1,488 1 View

What is the best method for chlorophyll extraction from olive oil?

liquid-liquid extraction of chlorophyll

12 February 2016 2,745 2 View

What is the best method to study gene-gene interaction?

I am looking for the most reliable method to study gene-gene interaction.

30 January 2016 5,522 8 View

What are steps of running CV test to check bioactivity of an anode or a cathode in MFC and MEC systems?

13 September 2015 747 3 View

Does anyone know how to fix the matter with floating particles in COD test?

Hi All, I will appreciate if anyone could share his/her experience or any info about this matter with me. I am doing COD test on some industrial waste samples. to make it economic, i make reagents...

27 March 2015 5,985 8 View

Can anyone recommend a cheap and handy technique to measure gas production and pressure in serum bottles?

Hi, I would appreciate if any one can help me to find a cheap and reliable technique to measure gas pressure and amount in a serum bottle?

14 March 2015 487 4 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How to remove DCU and HOBT from my reaction?

I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??

28 February 2021 2,153 1 View

What is the most common number of epitopes in an multi-epitope Vaccine?

hi everyone, I'm interested in the field of vaccine design specifically multi-epitope cancer vaccines , I want to know if there is a minimum and maximum number of epitopes we could use in a...

27 February 2021 3,882 3 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

I want to performe MALDI-TOF MS for bacterial identification, I would appreciate it if anyone can tell me the matrix solution preparation protocol ?

based on what I've studied on multiple papers, for peptide and protein identification Alpha-cyano-4-hydroxycinnamic acid (CHCA) is an appropriate matrix to use, I also know that the CHCA powder...

26 February 2021 6,799 3 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View