Is it possible to clarify the method of isolating peptides when the acidity of the medium is converted from acid to base or neutral?

More Hussein Algboory's questions See All

Is it possible to set a breakpoint at a specific DYNAMIC instruction using the GNU Debugger (GDB)?

Using GDB, it is straightforward to debug and monitor a target program by setting a break-point at a specific instruction, since the instruction addresses are known. However, we have two...

24 February 2021 1,598 2 View

Whic Type of Thermal Camera is Good to use in animal research?

Hello dear researchers I want to use a thermal imaging camera to livestock study. I wonder which type to use. If you know or used a good type please comment or insert its online link in...

29 January 2021 4,163 4 View

What are the most practical applications of nano fluid in air conditioning systems ?

explain your idea

01 January 2021 8,593 2 View

Which is the best software in Organic and Perovskite solar cells simulation SILVACO or Fluxim (SETFOS)?

I need to use a new software in Organic and Perovskite solar cell simulation

24 December 2020 2,397 4 View

Please , can the concentration of the drug inside the nanocarriers or nanoparticles be determined using a UV spectrophotometer ?

Please, can the concentration of the drug inside the nanocarriers or nanoparticles be determined using a UV spectrophotometer after getting the calibration curve of the drug alone?

19 December 2020 4,634 5 View

How to correct time series data if there are missing values from the original source?

Some times there are missing values for some years in time series data, how to deal with this problem?

11 December 2020 1,263 3 View

Does the Chinese navigation satellite system (Beidou) become global or still regional?

I know that this system was regional before, thus covering specific areas not alla the global

09 December 2020 3,343 3 View

Do you have the XRD JCDPS of Polycrystalline ZnS?

Hi, I need the JCDPS of polycrystalline ZnS, it would be appreciated if you could help me through this thank you in advance

30 November 2020 3,342 3 View

What are the best kind of mesh to save the running time in 3D trapezoidal cavity ?

explain your idea

24 November 2020 9,036 2 View

Does the freeze-dried change the color of the NCQDs quantum dot?

I have synthesized NCQDs using citric acid and urea as precursors. The powder-color of the quantum dot after the freeze-dried is green; however, the color will change to black as stored at room...

29 October 2020 3,700 3 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 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 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

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View