Results 61 to 70 of about 2,497 (206)

Effect of sterilization on the properties of CDHA-OCP-beta-TCP biomaterial

open access: yesMaterials Research, 2007
The effect of the method of sterilization on the physical, chemical and mechanical properties of a new bone repairing material was studied. The material was obtained by thermal hydrolysis of beta-tricalcium phosphate/orthophosphoric acid cement and was ...
Loreley Morejón-Alonso   +4 more
doaj   +1 more source

Influence of Octacalcium Phosphate addition on physical-mechanical properties of Glass Ionomer Cement [PDF]

open access: yes, 2018
OBJECTIVE: The aim of this study was to evaluate the influence of octacalcium phosphate (OCP) addition to conventional glass ionomer cement (GIC).METHODOLOGY: A commercial glass ionomer cement (Vidrion R – S.S.
Fabricio Mezzomo Collares   +4 more
core   +1 more source

Evaluating Phosphorus Sorption and Desorption in Agricultural Wastewater Using Designer Biochar Pellets

open access: yesWater Environment Research, Volume 98, Issue 4, April 2026.
This study evaluated the effectiveness of designer biochar pellets (DBPs) in adsorbing phosphorus from tile drain outflow and agricultural wastewater effluents, with performance varying depending on the effluent source. Results highlight the potential of biochar‐based filters for targeted phosphorus removal, providing a promising approach to reduce ...
Agnes Millimouno   +4 more
wiley   +1 more source

Octacalcium phosphate/gelatin composite facilitates bone regeneration of critical-sized mandibular defects in rats: A quantitative study [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2019
Background. Regeneration of bone defects remains a challenge for maxillofacial surgeons. The present study aimed to compare the effects of octacalcium phosphate (OCP) and the combination of octacalcium phosphate/gelatin (OCP/Gel) on mandibular bone ...
Fereydoon Sargolzaei-Aval   +5 more
doaj   +1 more source

Inhibition of Acid Phosphatase Enzyme Activity in the Presence of Noncrystalline Calcium Phosphate and Nanocrystalline Calcium Apatite: a Preliminary Study [PDF]

open access: yes, 2009
*Background* Our bones are remodelled repeatedly during life. A new and “healthy” bone tissue replaces the old one. Accordingly, the bone degrading cells, the osteoclasts, prefer old and fatigued bone.
Yassen Pekounov
core   +1 more source

Insight into the Internal Structure of Biogenic, Synthetic and Geological Apatite by Electron Microscopy and X‐Ray Scattering

open access: yesAdvanced Functional Materials, Volume 36, Issue 20, 9 March 2026.
Apatite occurs in many forms in nature, e.g. in teeth and geological minerals. Internally, biological apatite contains nanocrystals that are also found in synthetically prepared calcium phosphate nanoparticles which are used in biomedicine, e.g. for gene and drug delivery and for bone regeneration. Abstract Calcium phosphate is the inorganic component (
Kathrin Kostka   +3 more
wiley   +1 more source

Comparative Study of Osteoplastic Potentials of Ceramics Based on Tricalcium and Octacalcium Phosphate In Vivo [PDF]

open access: yes
: A comparative study of the effect of osteoplastic materials based on tricalcium and octacalcium phosphate on the repair of bone defects in the pineal gland of Wistar rats was carried out at follow-up periods of 30, 60, and 90 days.
Fedotov A.Y.   +7 more
core   +1 more source

A New Perspective in Nanocellulose‐Based Materials for Biomineralization and Strategies for Bone Repair

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 3, March 2026.
Nanocellulose‐based materials platform with the implementation of different bioactivation strategies for its potential use in hard tissue engineering (bone, tooth and cartilage). ABSTRACT Repairing large bone defects is a significant clinical challenge.
Jonathan Michel Barba Godinez   +4 more
wiley   +1 more source

Hydroxyapatite dissolution kinetics: The effects of molecular configurations of six carboxylic acids

open access: yesSoil Science Society of America Journal, Volume 90, Issue 2, March/April 2026.
Abstract Phosphorus (P) availability in calcareous soils is limited by the low solubility of calcium phosphate minerals, such as hydroxyapatite (HAP). Carboxylic acid‐promoted dissolution of HAP is well‐known. However, it is not clearly understood how the composition and orientation of functional groups (e.g., carboxyl and β‐hydroxyl group) in ...
Yaniv Freiberg, Yuji Arai
wiley   +1 more source

Supplementary_data_1 – Supplemental material for Clinical study of octacalcium phosphate and collagen composite in oral and maxillofacial surgery [PDF]

open access: yes, 2020
Supplemental material, Supplementary_data_1 for Clinical study of octacalcium phosphate and collagen composite in oral and maxillofacial surgery by Tadashi Kawai, Shinji Kamakura, Keiko Matsui, Masayuki Fukuda, Hiroshi Takano, Mitsuyoshi Iino, Shigeo ...
Tadashi Kawai (175197)   +17 more
core   +1 more source

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