Evidence map›Paper›PMID 28243337›Full record

ArticleScience and technology of advanced materials2017

Changes in physicochemical and biological properties of porcine bone derived hydroxyapatite induced by the incorporation of fluoride.

Wei Qiao, Quan Liu, Zhipeng Li, Hanqing Zhang, Zhuofan Chen

Open access · goldAbstract read
In one paragraph

Article in Science and technology of advanced materials, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.1field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed, 36 citations in OpenAlex.

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  15. Bioactive materials · 2019
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Wei QiaoDepartment of Oral Implantology, Guanghua School of Stomatology, Institute of Stomatological Research, Sun Yat-sen University, Hospital of Stomatology, Guangzhou, PR China; Guangdong Provincial Key Laboratory of Stomatology, Sun Yat-sen University, Guangzhou, PR China.
Quan LiuGuangdong Provincial Key Laboratory of Stomatology, Sun Yat-sen University, Guangzhou, PR China; Zhujiang New Town Dental Clinic, Guanghua School of Stomatology, Institute of Stomatological Research, Sun Yat-sen University, Hospital of Stomatology, Guangzhou, PR China.
Zhipeng LiDepartment of Oral Implantology, Guanghua School of Stomatology, Institute of Stomatological Research, Sun Yat-sen University, Hospital of Stomatology, Guangzhou, PR China; Guangdong Provincial Key Laboratory of Stomatology, Sun Yat-sen University, Guangzhou, PR China.
Hanqing ZhangDepartment of Oral Implantology, Guanghua School of Stomatology, Institute of Stomatological Research, Sun Yat-sen University, Hospital of Stomatology, Guangzhou, PR China; Guangdong Provincial Key Laboratory of Stomatology, Sun Yat-sen University, Guangzhou, PR China.
Zhuofan ChenDepartment of Oral Implantology, Guanghua School of Stomatology, Institute of Stomatological Research, Sun Yat-sen University, Hospital of Stomatology, Guangzhou, PR China; Guangdong Provincial Key Laboratory of Stomatology, Sun Yat-sen University, Guangzhou, PR China.
Sun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As the main inorganic component of xenogenic bone graft material, bone-derived biological apatite (BAp) has been widely used in implant dentistry, oral and maxillofacial surgery and orthopedics. However, BAp produced via calcination of animal bones still suffers from some drawbacks, such as insufficient mechanical strength and inadequate degradation rate, which impede its application. Fluoride is known to play important roles in both physiological and pathological processes of human hard tissues for its double effects on bones and teeth. In order to understand the effects of fluoride on the properties of BAp, as well as the mechanism behind them, porcine bone derived hydroxyapatite (PHAp) was prepared via thermal treatment, which was then fluoride incorporated at a series concentrations of sodium fluoride, and noted as 0.25-FPHAp, 0.50-FPHAp, and 0.75-FPHAp respectively. The physicochemical characteristics of the materials, including crystal morphology, crystallinity, functional groups, elemental composition, compressive strength, porosity and solubility, were then determined. The biological properties, such as protein adsorption and cell attachment, were also evaluated. It was found that the spheroid-like crystals of PHAp were changed into rod-like after fluoride substitution, resulting in a fluoride concentration-dependent increase in compressive strength, as well as a decreased porosity and solubility of the apatite. However, even though the addition of fluoride was demonstrated to enhance protein adsorption and cell attachment of the materials, the most favorable results were intriguingly achieved in FPHAp with the least fluoride content. Collectively, low level of fluoride incorporation is proposed promising for the modification of clinically used BAp based bone substitute materials, because of its being able to maintain a good balance between physicochemical and biological properties of the apatite.

Indexed as

102 Porous / Nanoporous / Nanostructured materials107 Glass and ceramic materials211 Scaffold / Tissue engineering / Drug delivery302 Crystallization / Heat treatment / Crystal growth30 Bio-inspired and biomedical materialsbiological apatitebiological propertiesFluoridephysicochemical propertiesporcine bone

Identifiers

PMID28243337
PMCPMC5315024
OpenAlexW2584568565

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.