Mohammad Sadegh Aghajanzadeh

5 Questions 1 Answers 0 Followers

Questions related from Mohammad Sadegh Aghajanzadeh

Why does my hydrogel make the pH of the medium acidic?

I have oxidized one polysaccharide and make a hydrogel with Schiff base reaction with gelatin, but the hydrogel makes my medium acidic. I cannot realize what step of my work is wrong.

19 August 2021 2,242 3 View

How can do live/dead assay with hydrogel?

I have two question First, how should I sterilize my hydrogel or hydrogel's ingredients for a live/dead assay? The ingredients are not autoclavable. Second, how can I mix cell suspension with my...

19 August 2021 2,571 3 View

How can sterilize the hydrogels for Cellular tests?

I want to do cells viability assays for my hydrogel, but I don't know how should sterilize it. The ingredients of my hydrogels are gelatin and xanthan oxide, which are not autoclavable. Can I make...

19 August 2021 1,852 0 View

How can solve/disperse silicon nanoparticles in water?

I want to add silicon nanoparticles to my hydrogel, but when I sonicated these particles with water to disperse them in water, they agglomerated on the water's surface. How can I disperse them in...

27 January 2021 466 4 View

What is the difference between silicon nanoparticles and silicon microparticles?

Does anyone know what is the difference between silicon nanoparticles and silicon microparticles in biomedical and tissue engineering applications? (In terms of release of silicon ions, drug...

08 August 2020 4,599 2 View