نتایج جستجو برای: bioresorbability
تعداد نتایج: 37 فیلتر نتایج به سال:
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...
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...
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...
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 ...
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...
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...
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...
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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