scholarly journals Hydrogel Network Dynamics Regulate Vascular Morphogenesis

2020 ◽  
Author(s):  
Zhao Wei ◽  
Rahel Schnellmann ◽  
Sharon Gerecht
2020 ◽  
Vol 27 (5) ◽  
pp. 798-812.e6 ◽  
Author(s):  
Zhao Wei ◽  
Rahel Schnellmann ◽  
Hawley C. Pruitt ◽  
Sharon Gerecht

Phlebologie ◽  
2010 ◽  
Vol 39 (03) ◽  
pp. 167-175
Author(s):  
M. Poetke ◽  
P. Urban ◽  
H.-P. Berlien

SummaryVascular malformations are structural abnormalities, errors of vascular morphogenesis, which can be localized in all parts of the vascular system. All vascular malformations by definition, are present at birth and grow proportionately with the child; their volume can change. In contrast to the haemangiomas, which only proliferate from the endothelial cells the division in stages is of clinical importance. Vascular malformations are divided from the part of vascular system, which is affected.In principle the techniques of laser application in congenital vascular tumours like haemangiomas and in vascular malformations are similar, but the aim is different. In tumours the aim is to induce regression, in vascular malformations the aim is to destroy the pathologic vascular structure because there is no spontaneous regression. This means that the parameters for treatment of vascular malformations must be more aggressive than for vascular tumours.


Author(s):  
Roni Tibon ◽  
Kamen A. Tsvetanov ◽  
Darren Price ◽  
David Nesbitt ◽  
Cam CAN ◽  
...  

2021 ◽  
Author(s):  
Tevin CY. Chau ◽  
Sungmin Baek ◽  
Baptiste Coxam ◽  
Renae Skoczylas ◽  
Maria Rondon‐Galeano ◽  
...  

Materials ◽  
2021 ◽  
Vol 14 (1) ◽  
pp. 186
Author(s):  
Jiayan Ge ◽  
Kaiqi Gu ◽  
Kewen Sun ◽  
Xinyue Wang ◽  
Shuangquan Yao ◽  
...  

Hemicellulose-based composite hydrogels were successfully prepared by adding polydopamine (PDA) microspheres as reinforcing agents. The effects of PDA microsphere size, dosage, and nitrogen content in hydrogel on the mechanical and rheological properties was studied. The compressive strength of hydrogel was increased from 0.11 to 0.30 MPa. The storage modulus G’ was increased from 7.9 to 22.0 KPa. The gaps in the hemicellulose network are filled with PDA microspheres. There is also chemical cross-linking between them. These gaps increased the density of the hydrogel network structure. It also has good water retention and pH sensitivity. The maximum cumulative release rate of methylene blue was 62.82%. The results showed that the release behavior of hydrogel was pH-responsive, which was beneficial to realizing targeted and controlling drug release.


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