Results 11 to 20 of about 72,897 (256)

Structural Comparison of Hydroxyapatite from Clam Shell Waste and Eggshell Waste Compared to Commercial Synthetic Hydroxyapatite [PDF]

Malaysian Orthopaedic Journal
Introduction: This study compares the quality of hydroxyapatite in Anadara granosa waste and laying chicken eggshell waste to commercial synthetic hydroxyapatite.
Idulhaq M, Mudigdo A, Utomo P, Wasita B, Trapsilantya ME   +4 more
doaj   +1 more source

Biocompatibility and osteoconductivity of scaffold porous composite collagen–hydroxyapatite based coral for bone regeneration

Open Chemistry, 2020
The synthesis of collagen–hydroxyapatite composites has been carried out, and the biocompatibility and osteoconductivity properties have been tested. This research was conducted to determine the ability of hydroxyapatite–collagen composites to support ...
Siswanto Siswanto, Hikmawati Dyah, Kulsum Umi, Rudyardjo Djony Izak, Apsari Retna, Aminatun Aminatun   +5 more
doaj   +1 more source

Synthesis and Characterization of Nano-Hydroxyapatite/mPEG-b-PCL Composite Coating on Nitinol Alloy [PDF]

Journal of Ultrafine Grained and Nanostructured Materials, 2017
In this study the bioactivity of hydroxyapatite/poly(ε-caprolactone)–poly(ethylene glycol) bilayer coatings on Nitinol superelastic alloy was investigated.
Mohamadreza Etminanfar, Jafar Khalil-Allafi, Kiyumars Jalili   +2 more
doaj   +1 more source

Preparation and characterization of hydroxyapatite powder for biomedical applications from giant African land snail shell using a hydrothermal technique

Engineering and Applied Science Research, 2020
The need for hydroxyapatite synthesized from an inexpensive raw material is on the increase due to the expense of high purity calcium and demand of hydroxyapatite powder in dentistry, orthopaedics and trauma surgery.
Kolawole Maruf Yinka, Aweda Jacob Olayiwola, Abdulkareem Sulaiman, Asif Ali, Farasat Iqbal   +4 more
doaj   +1 more source

The effect of rice husk nanosilica hydroxyl compound on dentin biomineralization

Journal of Advanced Pharmaceutical Technology & Research, 2021
Rice husk nanosilica contains hydroxyl for dentin remineralization. The aim of this study was to analyze and correlate the ability of rice husk nanosilica to induce hydroxyapatite dentin.
Iffi Aprillia, Endang Suprastiwi, Aryo Megantoro, Luh Putu Trisna, Budi Utami, Sarmayana Yana   +5 more
doaj   +1 more source

In Vivo Assessment of the Apatite-Forming Ability of New-Generation Hydraulic Calcium Silicate Cements Using a Rat Subcutaneous Implantation Model

Journal of Functional Biomaterials, 2023
Hydroxyapatite formation on endodontic hydraulic calcium silicate cements (HCSCs) plays a significant role in sealing the root canal system and elevating the hard-tissue inductivity of the materials.
Naoki Edanami, Shoji Takenaka, Razi Saifullah Ibn Belal, Kunihiko Yoshiba, Shintaro Takahara, Nagako Yoshiba, Naoto Ohkura, Yuichiro Noiri   +7 more
doaj   +1 more source

The cellular uptake of antisense oligonucleotid of E6 mRNA into cervical cancer cells by DOPE-modified hydroxyapatite nanoparticles [PDF]

Nanomedicine Journal, 2014
Objective(s): Although several chemical and physical methods for gene delivery have been introduced, their cytotoxicity, non-specific immune responses and the lack of biodegradability remain the main issues.
Negin Saffarzadeh, Seyed Mehdi Kalantar, Ali Jebali, Seyed Hossein Hekmatimoghaddam, Mohammad Hassan Sheikhha, Ehsan Farashahi   +5 more
doaj  

Osteoconductivity and neurotoxicity of silver‐containing hydroxyapatite coating cage for spinal interbody fusion in rats

JOR Spine, 2023
Background The use of spinal instrumentation is an established risk factor for postoperative infection. To address this problem, we prepared silver‐containing hydroxyapatite coating, consisting of highly osteoconductive hydroxyapatite interfused with ...
Takema Nakashima, Tadatsugu Morimoto, Akira Hashimoto, Sakumo Kii, Masatsugu Tsukamoto, Hiroshi Miyamoto, Mitsugu Todo, Motoki Sonohata, Masaaki Mawatari   +8 more
doaj   +1 more source

Analyze and Compare the Crystallographic Changes for Zinc Substituted Hydroxyapatite using X-Ray Diffraction [PDF]

E3S Web of Conferences, 2023
The main motive of the study is to analyze and compare the crystallographic changes using the X-Ray diffraction method for zinc substituted hydroxyapatite. Materials and Methods: Different types of zinc substituted hydroxyapatite are used.
S Rithika, Ramakrishnan Praveen
doaj   +1 more source

Hydroxyapatite From the Skull of Tuna (Thunnus obesus) Head Combined With Chitosan to Restore Locomotive Function After Spinal Cord Injury

Frontiers in Nutrition, 2021
Hydroxyapatite is an important fish bone calcium in tuna head, which is widely used to repair of bone defect. Chitosan is a degradable basic polysaccharide with good biocompatibility and bone guiding, which can achieve targeted delivery to the injured ...
Chen-chen Ma, Xi-chang Wang, Xi-chang Wang, Ning-ping Tao, Ning-ping Tao   +4 more
doaj   +1 more source