Individuals with Down syndrome (DS) are susceptible to severe periodontal disease, due to immune alterations related to functional defects of polymorphonuclear leukocytes and monocytes. The adjunctive use of locally delivered antimicrobials has been proven to be beneficial, especially in areas where mechanical therapy might fail. This article describes the management of a patient with DS who had aggressive periodontitis. The treatment used a local drug delivery system with tetracycline fibers as an adjunct to scaling and root planing.
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http://dx.doi.org/10.1111/j.1754-4505.2012.00237.x | DOI Listing |
Front Plant Sci
December 2024
Institute of Bast Fiber Crops, Chinese Academy of Agricultural Sciences, Changsha, China.
Bacterial canker is a devastating disease in kiwifruit production, primarily caused by pv. . In this study, a strain of named JIN4, isolated from a kiwifruit branch, showed antagonistic activity.
View Article and Find Full Text PDFWater Sci Technol
December 2024
School of Resources and Environment, Wuhan Textile University, Engineering Research Centre for Clean Production of Textile Dyeing and Printing, Ministry of Education, Wuhan 430073, China; State Key Laboratory of New Textile Materials and Advanced Processing Technologies, Wuhan Textile University, Wuhan 430200, China E-mail:
Engineered nanomaterials are widely used in water and wastewater treatment processes, and minimizing their adverse effects on biological treatment processes in wastewater treatment plants has become the primary focus. In this study, activated carbon fiber (ACF)-loaded manganese oxide nanomaterials (MnOx@ACF) were synthesized. A small-scale sequencing batch reactor (SBR) was constructed to simulate the synergistic degradation of pollutants by nanomaterials and microorganisms and the effects of nanomaterials on the structure of the microbial community in a wastewater treatment plant.
View Article and Find Full Text PDFInt J Biol Macromol
December 2024
School of Resource and Environmental Engineering, Shanghai Polytechnic University, Shanghai 201209, China. Electronic address:
A novel semiconductor photocatalyst was developed using bamboo cellulose fibers (BCFs) embedded with nano-AgBr (AgBr@BCFs) via a simple and rapid method. BCFs prevented the agglomeration of AgBr and provided numerous active reaction sites as a dispersant and structural support. The photocatalytic activity of AgBr@BCFs in removing organic pollutants was investigated and the endogenous factors leading to the high activity were analyzed through a combination of a series of experiments, characterizations and theoretical calculations.
View Article and Find Full Text PDFJ Lasers Med Sci
November 2024
Division of Laser in Dentistry, School of Dentistry, Universidad Científica Del Sur, Lima, Perú.
Int J Biol Macromol
December 2024
College of Chemical Engineering, Nanjing Tech University, Nanjing 211816, China.
Heterogeneous composite catalysts have gained significant attention in recent years due to their cleanliness, high efficiency, and stable performance. However, the difficulty of recovery and high cost have always limited the development of heterogeneous composite catalysts. Herein, flexible lignin-based carbon fiber (LCF) membranes with easy recovery and low cost were prepared by electrospinning and carbonization using rice straw lignin waste and polyacrylonitrile (PAN).
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