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pro vyhledávání: '"Ryan J. Russell"'
Autor:
Ryan J. Russell
Publikováno v:
Photomask Technology 2022.
Publikováno v:
Sensors and Actuators B: Chemical. 105:365-377
A Monte Carlo simulation of photon propagation through fluorophore-containing poly(ethylene glycol) hydrogel networks is described. Poly(ethylene glycol) (PEG) hydrogel microspheres are being studied for fluorescent biosensing of small molecular weig
Autor:
Vamsi K. Yadavalli, David D. Hile, Michael B. Mellott, Ryan J. Russell, Curt Deister, Michael V. Pishko, Won Gun Koh, Alexander Revzin
Publikováno v:
Langmuir. 17:5440-5447
The fabrication of hydrogel microstructures based upon poly(ethylene glycol) diacrylates, dimethacrylates, and tetraacrylates patterned photolithographically on silicon or glass substrates is described. A silicon/silicon dioxide surface was treated w
Publikováno v:
IEEE Engineering in Medicine and Biology Magazine. 19:36-45
The authors are working toward a minimally invasive means for diabetics to better monitor glucose levels. A fiber-optic probe was fabricated for delivery and collection of light to an implanted sensor. The probe and associated optical system has high
Publikováno v:
Analytical Chemistry. 71:4909-4912
A simple approach is described for preparing poly-(ethylene glycol) hydrogel materials with encapsulated seminapthofluorescein (SNAFL)-organophosphorus hydrolase enzyme conjugates. Direct determination of enzyme-catalyzed neurotoxin hydrolysis is pro
Autor:
Gerard L. Coté, Christopher C. Gefrides, Ryan J. Russell, Michael V. Pishko, Michael J. McShane
Publikováno v:
Analytical Chemistry. 71:3126-3132
A fluorescence biosensor is described that is based on a photopolymerized poly(ethylene glycol) (PEG) hydrogel incorporating fluorescein isothiocyanate dextran (FITC-dextran) and tetramethylrhodamine isothiocyanate concanavalin A (TRITC-Con A) chemic
Publikováno v:
Langmuir. 16:4052-4054
Publikováno v:
Proceedings of the First Joint BMES/EMBS Conference. 1999 IEEE Engineering in Medicine and Biology 21st Annual Conference and the 1999 Annual Fall Meeting of the Biomedical Engineering Society (Cat. No.99CH37015).
Using Michael-type addition reactions we have fabricated self-assembled nanocomposite thin films consisting of alternating layers of poly(ethylene glycol) (PEG) and poly(allylamine) (PAA). This procedure has been conducted for PEGs of various chain l
Publikováno v:
Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Vol.20 Biomedical Engineering Towards the Year 2000 and Beyond (Cat. No.98CH36286).
Glucose assays based on fluorescent quenching of fluorophores due to Fluorescent Resonance Energy Transfer (FRET) has previously been successfully developed in an aqueous medium. TRITC-succinyl-Con A and FITC-Dextran have been used to determine physi
Publikováno v:
SPIE Proceedings.
A painless monitoring procedure for diabetics has proven to be an elusive goal. While completely noninvasive measurements are the desired technique, minimally invasive procedures using implanted fluorescence sensor chemistry offer significant advanta