30 April 2018 4 8K Report

For vaginal drug delivery it is required to do MTT assay, but the specific cells is not available. Thus is it possible to use L929 cell lines instead?

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Ready to vote on CRS election?

Honored to be nominated for DIRECTOR-AT-LARGE of the Controlled Release Society 2023 Board Election - voting Just opened. CRS Young Scientists Committee...

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When you want to chose an article to read, do you attend to the affiliation of the article?

Nowadays, it can be seen that the affiliation of the universities plays an important role to accept or reject a manuscript by a journal. It seems that the policy has entered the world of the...

17 March 2020 4,195 4 View

What is your method to fight the Coronavirus disease (COVID-19)? What important experience did you gain?

These days the hottest news of the world is about the rate of the victims of Coronavirus disease (COVID-19). It is very interesting if you share your valuable experiences here. Let's help each...

10 March 2020 2,774 25 View

What is the concentration of hydrogel samples for cytotoxicity test?

The concentration must be mg/ml concentration or µg/ml?  If it is mg/ml, then justify the reason for choosing that high concentration.

29 April 2018 5,834 3 View

I need help to know how to provide evidence for nanoparticle dispersion in the gel matrix and also drug distribution. Can anybody inform me, please?

I am working on the hydrogel and need to inform about the way to provide some data for dispersion of particles in the matrix.

19 May 2016 598 8 View

"Cell Toxicity" test. Is there any company or organisation to provide cells for me?

I need vaginal common cells to do cell toxicity test. It is difficult to find it. Is there any company or organisation to provide it for me? 1- VK2/ E6E7 human vaginal epithelial cell 2- HeLa...

24 January 2016 8,033 2 View

Can someone help me to find the solvent for acrylamide hydrogels?

who can help me to find the solvent for acrylamide hydrogels? among these solvents which one is suitable for NMR analysis? Please also help me to find the purity and range of these materials. 1-...

02 September 2015 6,678 7 View

Why the MgO caused more swelling in my hydro-gels?

MgO nano-particles cause a negative effect on swelling capacity. These nano-particles can have effect on structure of hydrogel network by reducing the porosity of gel.

02 May 2014 4,596 6 View

Why in some cases the hydrogels lose their weight when submerged in water instead of swelling?

Hydrogels are water-swollen, crosslinked polymeric structures produced by the simple reaction of one or more monomers, or by association bonds such as hydrogen bonds and strong van der Waals...

10 February 2014 9,959 5 View

Regarding to produce hydro-gel, what chemical material can I replace with TEMED?

The polymerization of the vinyl derivatized water-soluble polymers can be carried out with an initiator system composed of a peroxydisulfate and N,N,N9N9-tetramethylene-diamine (TEMED). This is a...

07 November 2013 1,721 3 View

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