## Abstract Adhesion of Platelets to several polymerβ and proteinβcoated glass surfaces has been studied __in vitro__. The apparatus consists of a cylindrical probe rotating in a test tube containing the platelet medium and allows close control of fluid shear and mass transport. Suspensions of wash
Platelet adhesion onto sulfonated artificial red blood cells
β Scribed by Muramatsu, Nobuhiro ;Kondo, Tamotsu
- Publisher
- John Wiley and Sons
- Year
- 1981
- Tongue
- English
- Weight
- 479 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0021-9304
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β¦ Synopsis
Abstract
Rabbit hemolysateβloaded microcapsules having sulfonic acid groups on their surface were prepared and rabbit platelet adhesion onto the sulfonated surface was examined kinetically. Rabbit platelets adhered more markedly onto the surface of a higher charge density than that of a lower one, indicating a trend similar to that found in the case of the surface having carboxyl groups. Moreover, the platelets were found to be stickier in the buffer solution than in the plasma, though the dependence of platelet adhesion in the buffer solution on the magnitude of surface charge of the sulfonated artificial red blood cells was still recognized.
π SIMILAR VOLUMES
Microcapsules having different numbers of sulfonic acid groups on their surfaces were prepared by the interfacial polycondensation method. Platelets adhered to these capsules, and the rate and degree of platelet adhesion were found to be remarkable on those microcapsules that had high surface charge
## Abstract Reliable encapsulation of hemoglobin (Hb) within polypeptide multilayer nanofilms has been achieved by a templateβbased approach, and protein functionality has been demonstrated postencapsulation. The method is general in scope and could be useful for many other encapsulants. MetβHb was
Polyethylene oxide (PEO) surfaces were prepared by the addition of PEO-and sulfonated PEOcontaining amphiphilic block copolymers as surfacemodifying additives in a segmented polyurethane (PU). PEO-PPO-PEO triblock copolymers (Pluronics) with different PEO chain lengths (from 2 to 80) were used as ad