Peng Dong

5 Questions 5 Answers 0 Followers

Questions related from Peng Dong

Did the Candida albicans biofilm form at the liquid-gas interface or the liquid-solid interface?

When I culture Candida albicans biofilm in 48-wells plate for one day, some floating pieces could be observed in the liquid-air interface. Is it the broken biofilm? My biofilm culture procedure:...

23 August 2023 9,389 5 View

How to characterize formation of semi-interpenetrating polymer network (IPN) structure?

Now I am working on synthesize semi-IPN hydrogel based on polysaccharide and vinyl based monomers. Is there any direct characterization method to confirm formation of the semi-IPN structure?...

16 January 2020 2,507 1 View

How to synthesize PLGA ended with carboxylix groups?

I have recieved a task to synthesize PLGA-COOH. I used to synthesize PLGA-OH by applying alcohol as initiator. Could I change the alcohol to organic acid to fulfill the task?

13 July 2016 5,888 4 View

How can I prepare a TEM sample of organogel?

I have tried to dip copper mash on the surface of the gel as indicated by some articles. But it was to thick to observe my material. how can i cope with that? THX

15 September 2014 343 4 View

How can I prove the solubility of glycine in depronated form into DMF?

I want to dissolve glycine to DMF to conduct an Sn2 reaction. I have added ammonia and triethylamine to the deprotonate carboxyl group, however, the deprotonated glycine dissolved poorly in either...

19 May 2014 7,782 3 View