scholarly journals Preparation and Research of Hydrophilic Polyurethane Modified by Folate-Lactose

2019 ◽  
Vol 5 (2) ◽  
pp. 63
Author(s):  
Liudmyla Kulyk
2011 ◽  
Vol 60 (7) ◽  
pp. 674-679 ◽  
Author(s):  
Zhiren WU ◽  
Weiming GAO ◽  
Zhishen WU ◽  
Kentaro IWASHITA ◽  
Caiqian YANG

2011 ◽  
Vol 23 (2) ◽  
pp. 118-130 ◽  
Author(s):  
Jeong-Han Yang ◽  
Jae-Woo Jeon ◽  
Jeong-Hyun Yeum ◽  
Duck-Han Kim ◽  
Kyoung-Suk Oh ◽  
...  

2015 ◽  
Vol 2015 ◽  
pp. 1-11 ◽  
Author(s):  
Zhisen Shen ◽  
Jian Wang ◽  
Dakai Lu ◽  
Qun Li ◽  
Chongchang Zhou ◽  
...  

Biodegradable polyurethane is an ideal candidate material to fabricate tissue engineered hypopharynx from its good mechanical properties and biodegradability. We thus synthesized a hydrophilic polyurethane via reactions among polyethylene glycol (PEG), e-caprolactone (e-CL) and hexamethylene diisocyanate (HDI), and thrihydroxymethyl propane (TMP). The product possessed a fast degradability due to its good wettability and good mechanical parameters with the elongations at break (137 ± 10%) and tensile strength (4.73 ± 0.46 MPa), which will make it a good matrix material for soft tissue like hypopharynx. Its biological properties were evaluated viain vitroandin vivotests. The results showed that this hydrophilic polyurethane material can support hypopharyngeal fibroblast growth and owned good degradability and low inflammatory reaction in subcutaneous implantation. It will be proposed as the scaffold for hypopharyngeal tissue engineering research in our future study.


1998 ◽  
Vol 50 (1) ◽  
pp. 19-26 ◽  
Author(s):  
Jae Ho Shin ◽  
Sang Yong Yoon ◽  
In Jun Yoon ◽  
Sung Hyuk Choi ◽  
Sung Dong Lee ◽  
...  

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