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@article{1412066, author = {Chamradova, I. and Vojtova, L. and Castkova, K. and Divis, P. and Peterek, Miroslav and Jancar, J.}, article_location = {NEW YORK}, article_number = {1}, doi = {http://dx.doi.org/10.1007/s00396-016-3983-7}, keywords = {Polymer composites; Smart polymers; Rheology; Hydroxyapatite; Core-shell particles; Sol-gel transition}, language = {eng}, issn = {0303-402X}, journal = {COLLOID AND POLYMER SCIENCE}, title = {The effect of hydroxyapatite particle size on viscoelastic properties and calcium release from a thermosensitive triblock copolymer}, url = {https://link.springer.com/article/10.1007%2Fs00396-016-3983-7}, volume = {295}, year = {2017} }
TY - JOUR ID - 1412066 AU - Chamradova, I. - Vojtova, L. - Castkova, K. - Divis, P. - Peterek, Miroslav - Jancar, J. PY - 2017 TI - The effect of hydroxyapatite particle size on viscoelastic properties and calcium release from a thermosensitive triblock copolymer JF - COLLOID AND POLYMER SCIENCE VL - 295 IS - 1 SP - 107-115 EP - 107-115 PB - SPRINGER SN - 0303402X KW - Polymer composites KW - Smart polymers KW - Rheology KW - Hydroxyapatite KW - Core-shell particles KW - Sol-gel transition UR - https://link.springer.com/article/10.1007%2Fs00396-016-3983-7 L2 - https://link.springer.com/article/10.1007%2Fs00396-016-3983-7 N2 - Well-defined "smart" injectable hydrogel based on hydrophilic poly(ethylene glycol) (PEG) and hydrophobic poly(lactic acid-co-glycolic acid) (PLA/PGA) copolymer (PLGA-PEG-PLGA) gelling at the body temperature was modified by bioactive hydroxyapatite (HAp) in the form of micro-, nano-, and core-shell particles (mu-HAp, n-HAp, and CS-x, respectively) to be applicable as calcium delivery system in bone regeneration. Viscoelastic moduli increased with HAp content as expected. Whereas systems containing mu-HAp or CS-x particles maintained two sol-gel and gel-sol phase transitions, the n-HAp containing system showed only one sol-gel phase transition due to the strong interactions between polymer chain and the n-HAp surface. In vitro, studies proved the controlled uniform release of calcium cations from both CS-x and n-HAp over the 9-day period without any initial burst release. ER -
CHAMRADOVA, I., L. VOJTOVA, K. CASTKOVA, P. DIVIS, Miroslav PETEREK a J. JANCAR. The effect of hydroxyapatite particle size on viscoelastic properties and calcium release from a thermosensitive triblock copolymer. \textit{COLLOID AND POLYMER SCIENCE}. NEW YORK: SPRINGER, 2017, roč.~295, č.~1, s.~107-115. ISSN~0303-402X. Dostupné z: https://dx.doi.org/10.1007/s00396-016-3983-7.
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