Introduction: Peptide-mediated biomineralization is a promising bioinspired technique of nanostructure formation. The biomineralization peptide is responsible for the regulation of the growth and morphology of the inorganic nanostructure. The 3D properties of the biomineralization peptide is a crucial factor in which the success of creating functional nanomaterials depends on. However, given the relatively short sequence of most biomineralization peptides, controlling the multivalency and spatial orientation of the peptide can be a challenging endeavor.
Objective: This mini-review details recent advances in enhancing the self-assembly and 3D properties of the biomineralization peptide. The design and creation of fusion peptides is highlighted, which involves the conjugation of the biomineralization peptide with a control element. The control element is responsible for directing the self-assembly of the biomineralization peptide.
Conclusion: A variety of control elements that can direct the self-assembly of biomineralization peptides are available. The control element can be a small organic molecule such as a biphenyl, or a peptide segment such as the p53 tetramerization domain or the amyloid peptide. The high diversity of existing control elements further increases the ability of peptide-mediated biomineralization to create functional nanomaterials.
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http://dx.doi.org/10.2174/0929866525666171214110206 | DOI Listing |
J Struct Biol
December 2024
Instituto Andaluz de Ciencias de la Tierra (IACT-CSIC), Armilla 18100, Granada, Spain. Electronic address:
The nacre formation process is a fascinating phenomenon involving mineral phase transformations, self-assembly processes, and protein-mineral interactions, resulting in a hierarchical structure that exhibits outstanding mechanical properties. However, this process is only partially known, and many aspects of nacre structure are not well understood, especially at the molecular scale. To understand the interplay between components-aragonite, protein and chitin-of the structure of nacre observed experimentally, we investigate the interactions of a peptide that is part of the protein lustrin A, identified in the nacreous layer of the shell of the abalone Haliotis rufescens, with the (001) crystal surface of aragonite and the chitin molecule.
View Article and Find Full Text PDFDiscov Med
December 2024
Department of Molecular Oncology, Institute for Medical Research, National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, Serbia.
The immune and musculoskeletal systems closely interplay in bone repair and regeneration. After bone injury, the body produces high levels of cytokines and signaling molecules to balance bone formation and resorption. Interleukin (IL)-17A, a cytokine expressed early in the inflammatory process, profoundly influences osteoprogenitor cell fate, thereby contributing to bone homeostasis.
View Article and Find Full Text PDFJCI Insight
December 2024
Infection Biology Program, Global Center for Pathogen Research and Human Health, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, USA.
Patients with immune-mediated inflammatory diseases (IMIDs) like rheumatoid arthritis (RA) are at higher risk for severe COVID-19 and long-term complications in bone health. Emerging clinical evidence demonstrated that SARS-CoV-2 infection reduces bone turnover and promotes bone loss, but the mechanism underlying worsened bone health remains elusive. This study sought to identify specific immune mediators that exacerbated preexisting IMIDs after SARS-CoV-2 exposure.
View Article and Find Full Text PDFJ Orthop Surg Res
December 2024
Department of Oral Orthodontics, The First Affiliated Hospital, Zhengzhou University, Jianshe East Road, Erqi District, Zhengzhou, 450052, Henan, China.
Background: Orthodontic treatment applies specific corrective forces to teeth, transmitting stress to periodontal tissue, thereby regulating the growth and development of periodontal ligament stem cells (PDLSCs). Recently, N-acetyltransferase 10 (NAT10) mediated N4-acetylcytidine (ac4C) modification is demonstrated to play a key role in the osteogenic differentiation of stem cells. Therefore, this study aimed explore the effects of Orthodontic treatment on the NAT10 mediated ac4C modification and osteogenic differentiation of PDLSCs.
View Article and Find Full Text PDFBMC Oral Health
December 2024
Department of Oral Implantology, Affiliated Hospital of Stomatology, Nanjing Medical University, Nanjing, 210029, PR China.
Background: Osteotome sinus floor elevation (OSFE) procedure with simultaneous implant placement is known to be an efficient procedure in the atrophic maxilla, where bone regeneration is required the most. The purpose of this study was to radiologically evaluate the efficacy of using Bio-Oss Collagen with Concentrated Growth Factor (CGF) as grafting materials for OSFE with simultaneous implant placement in the atrophic maxilla after one year of functional loading.
Methods: A total of 126 implants were placed for 123 patients.
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