i am reacting 6 hydroxyl group of chitosan with succinic anhydride, and want to know whether it gets hydrolysed during aqueous workup?
What are the most effective remote sensing techniques and algorithms for detecting and analyzing land use and land cover (LULC) changes in rapidly urbanizing areas, and how do their accuracies and...
11 July 2024 6,695 1 View
My attempt to promote listening was "Using Short-stories". It works fairly but there could be better options. Role of Short Stories in Developing English Listening Skill
09 July 2024 9,078 4 View
I have tried to resolve this issue a little bit, but eager to get your insights and thoughts to make my efforts better. Using Homophones and Homographs in ESL Classrooms
04 July 2024 6,742 3 View
The contribution of "Distance Education" is immense, but still needs a lot of reforms. Universities generally adopt one another ideas and ignore the ideas of world wide scholars, distance...
04 July 2024 2,545 6 View
"Today several adjectival phrases have been used to describe English like ‘International Language’, ‘Lingua-Franca’, ‘Language for Globally Connecting’, ‘Library Language’, ‘Official Language’,...
01 July 2024 8,406 5 View
In educational institutions where English is taught as a second language, only 25% of listening happens in English but rather 75% of listening takes place in other language like Hindi/Urdu/Punjabi...
28 June 2024 6,353 4 View
How do we compare the Rf values of the spots to known standards or literature values to help identify the compounds. How TLC does allows the identification and analysis of the mixture of...
07 June 2024 1,967 5 View
I want to prepare perfusion buffer consisting of: collagenase B (2.5 mg/ml), Dispase II (1.2 U/ml; Roche), Bacillus licheniformis protease 7.5 mg/ml (P5380; Sigma), DNase I (LS002058, 125...
02 May 2024 4,928 0 View
Can someone provide a proper methodology for the quantification and identification of the cytochrome P450 monooxygenase enzyme in fungi for the enzyme assay.
25 March 2024 9,402 0 View
Theoretically, at lower A/C excitation frequencies; say around 100 Hz, penetration of 5-10 mm is achievable in carbon steel (ferromagnetic) material. But, there is literature suggesting that this...
10 March 2024 548 0 View
My final research is about making chitosan/pva hydrogel for wound healing using gelatin as crosslinker. Last month, i made the thin film hydrogel and it turn well. It was okay. Last week, i make...
28 July 2024 2,794 6 View
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11 July 2024 4,645 3 View
I am trying to load curcumin emulsion in 4% chitosan gel but i don not know how many mg powder is needed ?
10 July 2024 2,462 1 View
Hi, I am synthesising chitosan nanoparticles using the ionic gelation method and I am characterising the nanoparticles in distilled water and in DMEM (cell culture), however the zeta potential in...
01 July 2024 1,526 1 View
Hello, I want to load Remedesivir (RNA polymerase inhibitor) into mesoporous nanoparticles (MSNs). The issue is drug is temperature and pH sensitive and it degrades quickly. I need advice on its...
01 July 2024 889 3 View
I am currently trying to measure the entrapment efficiency of curcumin in liposomes. Typically, this measurement can be done by centrifugation, and I have followed the protocol outlined by Asif et...
01 July 2024 7,007 1 View
I need to magnetic stirrer chitosan for 24 hours. In this case, if I magnetic stirrer the chitosan solution for 6 hours, then I take 10 hours of breaks. I followed this 4 times so that the overall...
31 May 2024 9,202 0 View
Hi everyone, there is my issue: I try to synthetize nanoparticule of Chitosan according with this study doi: 10.1016/j.colsurfb.2011.09.042 I try it with HMW Chitosan (340-360kDa) but when I put...
29 May 2024 1,763 2 View
A uniform mixture of chitosan and gelatin is made by dissolving in acetic acid, after that the mixture is transferred to a plastic petri plate kept at -20 C for 24h and then lyophilized. But i am...
29 May 2024 7,367 4 View
I would like to use a peptide pool to stimulate lymphocyte/T cell to check recall responses. Most of the peptide pool come as TFA salt but there are reports that suggest TFA salt based peptide...
23 May 2024 5,221 0 View