Platelet-rich fibrin (PRF) is gaining acceptance as a bioactive surgical additive in regenerative dentistry. However, PRF has only been available in gel or membrane form and is not suitable for injection. Recently, however, a liquid, injectable PRF has been introduced. This paper introduces the concept of injectable PRF and discusses its applications for biologic activation of bone grafts.
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http://dx.doi.org/10.1016/j.prosdent.2018.03.027 | DOI Listing |
Biomaterials
December 2024
Guangzhou Key Laboratory of Spine Disease Prevention and Treatment, Department of Orthopaedic Surgery, Guangdong Provincial Key Laboratory of Major Obstetric Diseases, Guangdong Provincial Clinical Research Center for Obstetrics and Gynecology, The Third Affiliated Hospital, Guangzhou Medical University, Guangzhou, 510150, PR China. Electronic address:
Diabetes is associated with excessive inflammation, which negatively impacts the fracture healing process and delays bone repair. Previously, growing evidence indicated that activation of the nod-like receptor (NLR) family, such as nod-like receptor thermal protein domain-associated protein 3 (NLRP3) inflammasome induces a vicious cycle of chronic low-grade inflammatory responses in diabetic fracture. Here, we describe the synthesis of a bone adhesive hydrogel that can be locally injected into the fracture site and releases a natural inhibitor of NLRP3 (rutin) in response to pathological cue reactive oxygen species activity (ROS).
View Article and Find Full Text PDFBMC Microbiol
December 2024
Departments of Geriatrics, The Second Affiliated Hospital of Nanchang University, Nanchang, 330006, P. R. China.
Background: Evidence has revealed that oestrogen deprivation-induced osteolysis is microbiota-dependent and can be treated by probiotics. However, the underlying mechanism require further investigation. This study aims to provide additional evidence supporting the use of probiotics as an adjuvant treatment and to explore the pathophysiology of oestrogen-deprived osteolysis.
View Article and Find Full Text PDFBone
December 2024
First Affiliated Hospital, Guangzhou University of Chinese Medicine, Guangzhou, China. Electronic address:
Induced membrane technique (IMT) is a new method for repairing segmental bone defects. However, the mechanism of its defect repair is not clear. In recent years, several studies have gradually indicated that ferroptosis is closely related to bone remodeling.
View Article and Find Full Text PDFBone
December 2024
State Key Laboratory of Oral & Maxillofacial Reconstruction and Regeneration, Key Laboratory of Oral Biomedicine Ministry of Education, Hubei Key Laboratory of Stomatology, School & Hospital of Stomatology, Wuhan University, Wuhan 430079, China. Electronic address:
Endochondral ossification (EO) is a pivotal process during fracture healing and traumatic heterotopic ossification (HO), involving the cartilaginous matrix synthesis and mineralization. Unlike the extracellular matrix, the hyaluronan (HA)-rich pericellular matrix (PCM) directly envelops chondrocytes, serving as the frontline for extracellular signal reception and undergoing dynamic remodeling. Pentraxin 3 (PTX3), a secreted glycoprotein, facilitates HA matrix assembly and remodeling.
View Article and Find Full Text PDFBiochem Pharmacol
December 2024
Department of Medical Laboratory Science and Biotechnology, Asia University, Taichung 41354, Taiwan; Graduate Institute of Biomedical Science, China Medical University, Taichung 40402, Taiwan; Department of Pharmacology, School of Medicine, China Medical University, Taichung 40402, Taiwan; Chinese Medicine Research Center, China Medical University, Taichung 40402, Taiwan; Department of Medical Research, China Medical University Hsinchu Hospital, Hsinchu 30205, Taiwan. Electronic address:
Chondrosarcoma is a type of bone cancer that originates from cartilage cells. In clinical practice, surgical resection is the primary treatment for chondrosarcoma, but chemotherapy becomes essential for patients with metastasis or tumors in surgically inaccessible sites. However, drug resistance often leads to treatment failure.
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