Evidence map›Paper›PMID 38684921›Full record

ArticleScientific reports2024

The impact of hydroxyapatite crystal structures and protein interactions on bone's mechanical properties.

Yadi Sun, Yan Wang, Chunhui Ji, Jianxiong Ma, Bingnan He

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
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

7 citing papers in PubMed.

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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.

Yadi Sun *Tianjin Hospital, Tianjin University, Tianjin, 300211, People's Republic of China.
Yan Wang *Tianjin Hospital, Tianjin University, Tianjin, 300211, People's Republic of China.
Chunhui JiSchool of Mechanical Engineering, Tianjin University, Tianjin, 300072, People's Republic of China. jichunhui@tju.edu.cn.
Jianxiong MaTianjin Hospital, Tianjin University, Tianjin, 300211, People's Republic of China. yjslwtg@126.com.
Bingnan HeSchool of Mechanical Engineering, Tianjin University, Tianjin, 300072, People's Republic of China.

Funding

Key Project of Natural Science Foundation of Tianjin 22JCZDJC00340National Key Research and Development Program 2022YFC3601904National Natural Science Foundation of China 32271432Tianjin Health and Health Technology Project TJWJ2022QN053
6 · The paper itself

Abstract

Hydroxyapatite (HAP) constitutes the primary mineral component of bones, and its crystal structure, along with the surface interaction with proteins, significantly influences the outstanding mechanical properties of bone. This study focuses on natural hydroxyapatite, constructing a surface model with calcium vacancy defects. Employing a representative model of aspartic acid residues, we delve into the adsorption mechanism on the crystal surface and scrutinize the adsorption forms of amino acid residues on HAP and calcium-deficient hydroxyapatite (CDHA) surfaces. The research also explores the impact of different environments on adsorption energy. Furthermore, a simplified sandwich structure of crystal-polypeptide-crystal is presented, analyzing the distribution of amino acid residue adsorption sites on the crystal surface of the polypeptide fragment. This investigation aims to elucidate how the stick-slip mechanism of polypeptide molecules on the crystal surface influences the mechanical properties of the system. By uncovering the interface mechanical behavior between HAP and osteopontin peptides, this article offers valuable theoretical insights for the construction and biomimetic design of biocomposites.

Indexed as

Bone and BonesDurapatiteOsteopontinAdsorptionCalciumCrystallizationHumansModels, MolecularPeptidesProtein BindingSurface PropertiesCalciumDurapatiteOsteopontinPeptides

Identifiers

PMID38684921
PMCPMC11059379

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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.