The membrane of alginates.
You can prepare a membrane using alginate via multi-valent metals (Calcium salts) as cross-linking agents.
Methionine, cysteine, homocysteine, and taurine are the 4 common sulfur-containing amino acids, but only the first 2 are incorporated into proteins. Sulfur belongs to the same group in the...
22 July 2024 4,273 4 View
hi every one I am making vector construction (for fusion proteins) and in this moment I wanna to amplification of ADAM17 prodomain with PCR. to yet, I couldn't amplified the ADAM17 prodomain with...
21 July 2024 8,660 1 View
Object-Oriented Programming
29 June 2024 4,877 12 View
Computer Science Department
19 June 2024 8,292 2 View
Various organic feedstocks are used in the thermochemical conversion process to produce biochar. It is essential to analyze the resulting biochar for hazardous compounds to ensure its safe use in...
30 May 2024 6,258 1 View
What is the difference between limitation in recall and recall bias?
19 May 2024 8,812 3 View
One of the promises of the Holy Qur'an is the inheritance of the earth to the oppressed, according to the verse, " And We desired to show favour unto those who were oppressed in the earth, and to...
10 April 2024 3,604 0 View
I am trying to isolate exosomes from the cell culture supernatant of Adipose Mesenchymal Stem Cells (20-30 ml) by the PEG isolation method. But exosome pellet is not visible after isolation. DLS...
08 April 2024 3,879 1 View
No informations furnished from the supplier. I am working with this type of resin for the first time! In litterature, I found these steps: - Use deionised water to remove salts until neutral pH...
12 March 2024 4,612 0 View
Hello. I am making hollow nanofibers using electrospinning technique and coaxial needle. My efforts have not been successful so far. I use PVA polymer for the shell and mineral oil for the...
22 February 2024 3,064 0 View
What is the method for analytically calculating the wear and service life of polymer-polymer sliding pairs?
04 August 2024 1,078 1 View
I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...
30 July 2024 3,294 3 View
Hello everyone, I am try to understand the differences interaction between insoluble and soluble polymers in water with metal ions and how theit charge density (of metal ions) affect the interaction.
29 July 2024 6,350 3 View
Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?
25 July 2024 5,482 2 View
Wherever I have referred, it puts me in a dilemma about the exact differences between these. It would be really helpful if someone can put me out of this trouble.
21 July 2024 3,045 3 View
For which types of polymers, the crystallization peak in heating cycle of DSC test can be observed and for which types cant? In another word, when this exothermic crystallization can be observed...
18 July 2024 348 3 View
Hello everyone, I am currently pursuing a PhD in Environmental Engineering with a focus on microplastic studies. My background is in Civil Engineering, and I am relatively new to working with...
18 July 2024 7,258 3 View
I work with planar interdigitated electrodes (IDEs). The finger width and the spacing between the fingers are 5 micron. The surface of the IDEs is coated by a non-conductive polymer layer...
16 July 2024 5,031 1 View
Hello, I am currently working with Malaria Pf/Pan nitrocellulose membranes coated for malaria detection. After drying the coated membranes in an Incubator (overnight at 37°C), I've noticed that...
16 July 2024 7,937 1 View
we have a nafion 117 membrane and we want to know if it has the properties claimed by the sellers. what are the tests available ?
13 July 2024 503 1 View