نتایج جستجو برای: Bioresorbability

تعداد نتایج: 37  

2009
Qiang Zhang Shuqin Yan Mingzhong Li

Silk from the Bombyx mori silkworm is a protein-based fiber. Bombyx mori silk fibroin (SF) is one of the most important candidates for biomedical porous material based on its superior machinability, biocompatibility, biodegradation, bioresorbability, and so on. In this paper, we have reviewed the key features of SF. Moreover we have focused on the morphous, technical processing, and biocompatib...

Journal: :iranian journal of pharmaceutical sciences 0
arash hanifi department of materials science, isfahan university of technology, isfahan, iran mohammad hossein fathi department of materials science, isfahan university of technology, isfahan, iran

the bone mineral consists of tiny hydroxyapatite (ha) crystals in the nanoregime. nanostructured ha is also expected to have better bioactivity than coarser crystals. this paper reports on the in vitro evaluation of bone like ha nanopowders. the prepared ha nanopowder was characterized for its phase purity, chemical homogeneity and bioactivity. fourier transform infrared (ft-ir) spectroscopy wa...

2017
Keishi Kiminami Toshiisa Konishi Minori Mizumoto Kohei Nagata Michiyo Honda Hidetoshi Arimura Mamoru Aizawa

We have succeeded in improving the material properties of a chelate-setting calcium-phosphate cement (CPC), which is composed of hydroxyapatite (HAp) the surface of which has been modified with inositol hexaphosphate (IP6) by adding α-tricalcium phosphate (α-TCP) powder. In order to create a novel chelate-setting CPC with sufficient bioresorbability, gelatin particles were added into the IP6-HA...

2012
Qiang Zhang Shu-Qin Yan Ming-Zhong Li

Bombyx mori silk fibroin (SF) is one of the most important fibers among biomedical porous materials due to its superior machinability, and biocompatibility. It is also chosen for its biodegradability and bioresorbability. It is a protein-based fiber. In this paper, we have reviewed the key features of SF. Moreover we have focused on the morphous, technical processing and biocompatibility of SF ...

2005
Hiroaki Takadama Hyun-Min Kim Tadashi Kokubo Hirotaka Maeda Toshihiro Kasuga Masayuki Nogami Minoru Ueda

A novel sponge composed of a poly (lactic acid) composite skeleton covered with bonelike apatite (b-HA) was produced via a particleleaching technique combined with a biomimetic processing. The sponge has a large porosity of w75% with large-sized pores and shows mechanical ductility. After incubation of human osteoblasts for 7 days, numerous cells attached to the surface of the skeleton, which w...

Journal: :Molecules 2015
Karolina Żółtowska Urszula Piotrowska Ewa Oledzka Marcin Sobczak

Polylactide (PLA) represents one of the most promising biomedical polymers due to its biodegradability, bioresorbability and good biocompatibility. This work highlights the synthesis and characterization of PLAs using novel diethylzinc/gallic acid (ZnEt₂/GAc) and diethylzinc/propyl gallate (ZnEt₂/PGAc) catalytic systems that are safe for human body. The results of the ring-opening polymerizatio...

Due to its biocompatibility, bioactivity and high durability properties, hydroxyapatite (HA) has a wide range of applications in medical cases such as bone defect treatment and bone tissue regeneration. Biological apatite as the most important integrity of the mineral part of hard tissues consists of tiny hydroxyapatite crystals in nanoregime. It seems that using the artificial hydroxyapatite...

2009
Hua-Jie Wang Ling Di Qiu-Shi Ren Jin-Ye Wang

This article provides an up-to-date review on the applications of natural polymers, i.e., proteins, as materials for tissue engineering. Proteins are one of the important candidates for tissue engineering materials based on their superior biocompatibility, biodegradation, bioresorbability, and so on. However, their inferior mechanical properties limit their broad application. Currently-availabl...

Journal: :Acta Biomaterialia 2021

Decades of research in orthopaedics has culminated the quest for formidable yet resorbable biomaterials using bioactive materials. Brushite cements most salient features embrace high biocompatibility, bioresorbability, osteoconductivity, self-setting characteristics, handling, and injectability properties. Such type materials is also effectively applied as drug delivery systems. However, brushi...

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