Choi E.J. – TechConnect Briefs

Preparation and characterization of Sulfonated High Impact Polystyrene (SHIPS) ion exchange nanofiber by electrospinning

Hwang T.S., Choi E.J., Kwak N.S., Chungnam National University, KR

The study of nanofibers has been a subject of intensive research because of their unique properties and widespread applications in many areas. Among the various methods used to prepare nanofibers, electrospinning has been very attractive [...]

Visualizing Individual Rhodopsin (a G Protein-Coupled Receptor) Molecules in Native Disk and Reconstituted Membranes via Atomic Force Microscopy

Choi E.J., Jin A.J., Niu S-L, Smith P.D., Litman B.J., National Institutes of Health, US

Individual rhodopsin molecules have been resolved with atomic force microscopy as both monomers and various oligomeric organizations that are sensitively dependent upon the physical state of membranes and environmental conditions. In intact native disk membranes, [...]