PHOTOCHEMICAL DEGRADATION OF HYALURONIC-ACID BY SINGLET OXYGEN

被引:23
作者
LAPCIK, L [1 ]
SCHURZ, J [1 ]
机构
[1] SLOVAK UNIV TECHNOL BRATISLAVA, FAC CHEM & TECHNOL, CS-81237 BRATISLAVA, CZECHOSLOVAKIA
关键词
HA-HYALURONIC ACID; A-SO3H-ANTHRACENE-1-SULFONIC ACID; GAMMA-SHEAR RATE; NSP-SPECIFIC VISCOSITY;
D O I
10.1007/BF00659919
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Changes of the rheological properties of hyaluronic acid (sodium-magnesium salt) solutions after exposure to UV radiation indicate a vigorous decrease in their viscosity, but its still strong shear rate dependence. Whereas the presence of the singlet oxygen sensitizer (anthracene-1-sulphonic acid) brings about a loss of shear dependence; the studied solutions show Newtonian behavior.
引用
收藏
页码:633 / 635
页数:3
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