Single Electrospun PLLA and PCL Polymer Nanofibers: Increased Molecular Orientation with Decreased Fiber Diameter [0.03%]
单分散的PLLA和PCL纳米纤维：纤维直径越小取向度越高
Jinglin Liu,David Y Lin,Bin Wei et al.
Jinglin Liu et al.
Electrospinning has become a widely-used method for fabricating polymer nanofibers for various applications including filtration, drug delivery, and tissue engineering. Due to the high extensional forces during the electrospinning process, ...
Zoran S Petrović,Jelena Milić,Fan Zhang et al.
Zoran S Petrović et al.
Novel fast response shape-memory polyurethanes were prepared from bio-based polyols, diphenyl methane diisocyanate and butane diol for the first time. The bio-based polyester polyols were synthesized from 9-hydroxynonanoic acid, a product o...
Determining conformational order and crystallinity in polycaprolactone via Raman spectroscopy [0.03%]
利用拉曼光谱确定聚己内酯的构象有序性和结晶度
Anthony P Kotula,Chad R Snyder,Kalman B Migler
Anthony P Kotula
Raman spectroscopy is a popular method for non-invasive analysis of biomaterials containing polycaprolactone in applications such as tissue engineering and drug delivery. However there remain fundamental challenges in interpretation of such...
Role of Mechanical Factors in Applications of Stimuli-Responsive Polymer Gels - Status and Prospects [0.03%]
响应刺激的聚合物水凝胶中机械因子的作用：现状与前景展望
Alexander V Goponenko,Yuris A Dzenis
Alexander V Goponenko
Due to their unique characteristics such as multifold change of volume in response to minute change in the environment, resemblance of soft biological tissues, ability to operate in wet environments, and chemical tailorability, stimuli resp...
Surface immobilization of thermo-responsive poly(N-isopropylacrylamide) by simple entrapment in a 3-aminopropyltriethoxysilane network [0.03%]
通过3-(2-氨乙基)氨基丙基三乙氧基硅烷网络简单包封法固定热响应性聚( N -异丙基丙烯酰胺)分子刷层
Abdullah Alghunaim,Eric T Brink,Bi-Min Zhang Newby
Abdullah Alghunaim
In a previous study, we demonstrated the feasibility of retaining poly(N-isopropylacrylamide) (pNIPAAm) on hydroxylated surfaces by spin-coating a blend of pNIPAAm with a small amount of 3-aminopropyltriethoxysilane (APTES), an organosilane...
RAFT polymerization of temperature- and salt-responsive block copolymers as reversible hydrogels [0.03%]
用于可逆水凝胶的温度和盐响应型嵌段共聚物的RAFT聚合
Sean T Hemp,Adam E Smith,W Clayton Bunyard et al.
Sean T Hemp et al.
Reversible-addition fragmentation chain transfer (RAFT) polymerization enabled the synthesis of novel, stimuli-responsive, AB and ABA block copolymers. The B block contained oligo(ethylene glycol) methyl ether methacrylate (OEG) and was per...
Fabrication and Characterization of a Glucose-sensitive Antibacterial Chitosan-Polyethylene Oxide Hydrogel [0.03%]
一种用于血糖监测的抗菌壳聚糖-聚环氧乙烷水凝胶的制备及性能研究
Yu Xiao,Tao Gong,Ying Jiang et al.
Yu Xiao et al.
A novel glucose-sensitive chitosan-polyethylene oxide (CS/PEO =1:0.5~1:2.5) hydrogel with controlled release of metronidazole (MNZ) was obtained by chemical cross-linking and immobilization of glucose oxidase (GOx). The hydrogel was charact...
One-pot Synthesis of Functional Poly(amino ester sulfide)s and Utility in Delivering pDNA and siRNA [0.03%]
一步合成功能性聚(氨酯硫醚)及其递送质粒dna和siRNA性能研究
Yunfeng Yan,Lian Xue,Jason B Miller et al.
Yunfeng Yan et al.
The development of efficacious carriers is an important long-standing challenge in gene therapy. In the past few decades, tremendous progress has been made toward non-viral vectors for gene delivery including cationic lipids and polymers. H...
In vitro controlled release of antigen in dendritic cells using pH-sensitive liposome-polymeric hybrid nanoparticles [0.03%]
用于树突状细胞的pH敏感脂质体-聚集体纳米粒子的抗原控制释放研究
Yun Hu,Zongmin Zhao,Marion Ehrich et al.
Yun Hu et al.
A hybrid nanoparticle (NP) consisting of a pH sensitive lipid shell and a poly(lactic-co-glycolic) acid (PLGA) core was constructed. This hybrid NP has a mean size of 120.1 ± 8.8 nm and positively charged surface (zeta potential of 14.2 ±...
MALDI-TOF/TOF CID Study of Poly(1,4-dihydroxybenzene terephthalate) Fragmentation Reactions [0.03%]
基质辅助激光解析飞行时间串联质谱研究对苯二酚均苯四甲酸酯聚酰亚胺的裂解反应
Anthony P Gies,Sarah M Stow,John A McLean et al.
Anthony P Gies et al.
MALDI-TOF/TOF collision-induced dissociation (CID) experiments were conducted on model aromatic polyester oligomers. CID fragmentation studies identified initial fracture of the ester bond and subsequent CO loss as a major pathway, consiste...