نتایج جستجو برای: poly ethylene glycol

تعداد نتایج: 115260  

Journal: :Environmental Health Perspectives 1984
K Nagano E Nakayama H Oobayashi T Nishizawa H Okuda K Yamazaki

Past studies on the toxicological effects of ethylene glycol alkyl ethers as well as the recent data on these chemicals in Japan are reviewed. Only a few researchers have participated in the study of ethylene glycol alkyl ethers in Japan. The effects of ethylene glycol alkyl ethers on testis and embryotoxic effects of ethylene glycol monomethyl ether (EGM) have been studied, as has the teratoge...

Journal: :Acta biomaterialia 2013
Mei Yang Momoyo Wada Minfang Zhang Kostas Kostarelos Ryota Yuge Sumio Iijima Mitsutoshi Masuda Masako Yudasaka

Amphiphilic lipid-poly(ethylene glycol) (LPEG) is widely used for the noncovalent functionalization of graphene nanomaterials (GNMs) to improve their dispersion in aqueous solutions for biomedical applications. However, not much is known about the detachment of LPEGs from GNMs and macrophage uptake of dispersed GNMs in relation to the alkyl chain coverage, the PEG coverage, and the linker group...

2014
Jonathan J. Wurth Nils R. Blumenthal V. Prasad Shastri

In this study, a new family of poly(ε-caprolactone) (PCL) copolymers that bear oligo(ethylene glycol) (OEG) moieties is described. The synthesis of three different oligo(ethylene glycol) functionalized epoxide monomers derived from 2-methyl-4-pentenoic acid, and their copolymerization with ε-caprolactone (CL) to poly(CL-co-OEG-MPO) copolymers is presented. The statistical copolymerization initi...

2014
Young H. Lim Gyu Seong Heo Yohannes H. Rezenom Stephanie Pollack Jeffery E. Raymond Mahmoud Elsabahy Karen L. Wooley

A novel polyphosphoester (PPE) with vinyl ether side chain functionality was developed as a versatile template for postpolymerization modifications, and its degradability and biocompatibility were evaluated. An organo-catalyzed ring-opening polymerization of ethylene glycol vinyl ether-pendant cyclic phosphotriester monomer allowed for construction of poly(ethylene glycol vinyl ether phosphotri...

2016
Yizhi Qi Antonina Simakova Nancy J. Ganson Xinghai Li Kelli M. Luginbuhl Imran Özer Wenge Liu Michael S. Hershfield Krzysztof Matyjaszewski Ashutosh Chilkoti

The delivery of therapeutic peptides and proteins is often challenged by a short half-life, and thus the need for frequent injections that limit efficacy, reduce patient compliance and increase treatment cost. Here, we demonstrate that a single subcutaneous injection of site-specific (C-terminal) conjugates of exendin-4 (exendin) - a therapeutic peptide that is clinically used to treat type 2 d...

Journal: :Acta biomaterialia 2009
Kelly S Brink Peter J Yang Johnna S Temenoff

Our laboratory is currently exploring synthetic oligo(poly(ethylene glycol)fumarate) (OPF)-based biomaterials as a means to deliver fibroblasts to promote regeneration of central/partial defects in tendons and ligaments. In order to further modulate the swelling and degradative characteristics of OPF-based hydrogels, OPF crosslinking via a radically initiated, mixed-mode reaction involving poly...

Journal: :Family Medicine & Primary Care Review 2023

ENWEndNote BIBJabRef, Mendeley RISPapers, Reference Manager, RefWorks, Zotero AMA GERVAIS DE LIYIS B, TJANDRA D, MARESKA V, SUTEDJA J, PURNAMASIDHI C, KRISNAWARDANI K. C. Poly(Ethylene Glycol)-Poly(Lactic Acid) TLR7 Agonist as a Novel HBsAg Immune Response Stimulant. Family Medicine & Primary Care Review. 2023;25(1):87-92. doi:10.5114/fmpcr.2023.125499. APA LIYIS, B., TJANDRA, D., MARESKA, V., ...

2016
Yipei Chen Yuzhuo Li Wenjia Shen Kun Li Lin Yu Qinghua Chen Jiandong Ding

In treatment of diabetes, it is much desired in clinics and challenging in pharmaceutics and material science to set up a long-acting drug delivery system. This study was aimed at constructing a new delivery system using thermogelling PEG/polyester copolymers. Liraglutide, a fatty acid-modified antidiabetic polypeptide, was selected as the model drug. The thermogelling polymers were presented b...

Journal: :Toxicology letters 2009
Amelie S Lotz Joachim B Havla Elmar Richter Katrin Frölich Rainer Staudenmaier Rudolf Hagen Norbert H Kleinsasser

Customizing auricles with biodegradable polyurethane colonized with autologous chondrocytes as an approach for tissue engineering cartilage transplants has been suggested for the reconstruction of the external ear to repair auricular deformities. Dextrose, triethanolamine and poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol) (PEG-PPG-PEG) are matrices of an open-por...

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