Building on the success of our first Special Issue, we are pleased to present this second collection dedicated to the multifaceted world of composite materials [...].
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11435757 | PMC |
http://dx.doi.org/10.3390/polym16182650 | DOI Listing |
PeerJ
January 2025
Department of Dental Materials, Peking University School and Hospital of Stomatology & National Center for Stomatology & National Clinical Research Center for Oral Diseases & National Engineering Research Center of Oral Biomaterials and Digital Medical Devices, Beijing, China.
Background: Periodontitis is not always satisfactorily treated with conventional scaling and root planing, and adjunctive use of antibiotics is required in clinical practice. Therefore, it is important for clinicians to understand the diversity and the antibiotic resistance of subgingival microbiota when exposed to different antibiotics.
Materials And Methods: In this study, subgingival plaques were collected from 10 periodontitis patients and 11 periodontally healthy volunteers, and their microbiota response to selective pressure of four antibiotics (amoxicillin, metronidazole, clindamycin, and tetracycline) were evaluated through 16S rRNA gene amplicon and metagenomic sequencing analysis.
Biomater Res
January 2025
Hospital of Stomatology, Sun Yat-Sen University, Guangzhou 510055, China.
Low fracture toughness, low-temperature degradation (LTD) susceptibility, and inadequate soft tissue integration greatly limit the application of zirconia ceramic abutment. Integrating the "surface" of hard all-ceramic materials into the gingival soft tissue and simultaneously promoting the "inner" LTD resistance and fracture toughness is challenging. Composite ceramics are effective in improving the comprehensive properties of materials.
View Article and Find Full Text PDFFront Bioeng Biotechnol
January 2025
APESA Pôle valorisation, Montardon, France.
This study evaluated the growth performance of and microalgae cultivated in diluted liquid digestate supplemented with CO, comparing their efficiency to that of a conventional synthetic media. The presence of an initial concentration of ammonium of 125 mg N-NH .L combined with the continuous injection of 1% v/v CO enhanced the optimal growth responses and bioremediation potential for both strains in 200-mL cultures.
View Article and Find Full Text PDFHeliyon
January 2025
Institute of Agro-products Processing, Anhui Academy of Agricultural Sciences, Hefei, Anhui, 230041, China.
This study investigates the enhancement of gelatin (GEL) films using hydroxypropyl methylcellulose (HPMC) and carboxymethyl cellulose (CMC) for edible film packaging applications. Although GEL is biocompatible and cost-effective, its limited mechanical strength presents significant challenges for practical applications. The findings indicate that CMC effectively increases tensile strength (TS), while HPMC improves elongation at break (EAB) and hydrophilicity.
View Article and Find Full Text PDFHeliyon
January 2025
Jiangxi Guangyuan Chemical Co. Ltd., Ji'an, Jiangxi, 331500, China.
A Silicon-containing Oligomeric Charring Agent (CNCSi-DA) containing triazine rings and silicon was designed, synthesized and characterized. CNCSi-DA was chosen as macromolecular coating agent to modify Ammonium Polyphosphate (APP) to be core-shell coating-mixture (APP@CNCSi-DA). The synergistic effects of APP@CNCSi-DA on hydrophobicity, mechanical and flame retardant properties, and mechanism of flame-retardant polypropylene (PP) were studied.
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