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Photobiomodulation therapy assisted orthodontic tooth movement:potential implications,challenges,and new perspectives

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Journal of Zhejiang University-Science B(Biomedicine & Biotechnology) 2023年第11期24卷 957-973页

作者： Jiawen YONG sabine groger Julia VON BREMEN Marcia MARTINS MARQUES Andreas BRAUN Xiaoyan CHEN sabine RUF Qianming CHEN Stomatology Hospital School of StomatologyZhejiang University School of MedicineZhejiang Provincial Clinical Research Center for Oral DiseasesKey Laboratory of Oral Biomedical Research of Zhejiang ProvinceCancer Center of Zhejiang UniversityEngineering Research Center of Oral Biomaterials and Devices of Zhejiang ProvinceHangzhou310000China Department of Orthodontics Faculty of MedicineJustus Liebig University GiessenGiessen35392Germany School of Dentistry University of Sao PauloSao Paulo05508000Brazil Department of Operative Dentistry Periodontology and Preventive DentistryRWTH Aachen UniversityAachen52074Germany

Over the past decade,dramatic progress has been made in dental research areas involving laser *** photobiomodulatory effect of laser light regulates the behavior of periodontal tissues and promotes damaged tissues to heal ***,photobiomodulation therapy(PBMT),a non-invasive treatment,when applied in orthodontics,contributes to alleviating pain and reducing inflammation induced by orthodontic forces,along with improving tissue healing ***,PBMT is attracting more attention as a possible approach to prevent the incidence of orthodontically induced inflammatory root resorption(OIIRR)during orthodontic treatment(OT)due to its capacity to modulate inflammatory,apoptotic,and anti-antioxidant ***,a systematic review revealed that PBMT has only a moderate grade of evidence-based effectiveness during orthodontic tooth movement(OTM)in relation to OIIRR,casting doubt on its beneficial *** PBMT-assisted orthodontics,delivering sufficient energy to the tooth root to achieve optimal stimulation is challenging due to the exponential attenuation of light penetration in periodontal *** penetration of light to the root surface is another crucial unknown *** the penetration depth and distribution of light in periodontal tissues are ***,advanced approaches specific to orthodontic application of PBMT need to be established to overcome these *** review explores possibilities for improving the application and effectiveness of PBMT during *** aim was to investigate the current evidence related to the underlying mechanisms of action of PBMT on various periodontal tissues and cells,with a special focus on immunomodulatory effects during OTM.

关键词： Photobiomodulation therapy Low-level laser therapy(LLLT) Low-intensity laser therapy(LILT) Orthodontic tooth movement Orthodontics Immunorthodontics

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Effects of Resistant Starch on Symptoms,Fecal Markers,and Gut Microbiota in Parkinson’s Disease—The RESISTA-PD Trial

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Genomics, Proteomics & Bioinformatics 2022年第2期20卷 274-287页

作者： Anouck Becker Georges Pierre Schmartz Laura groger Nadja Grammes Valentina Galata Hannah Philippeit Jacqueline Weiland Nicole Ludwig Eckart Meese Sascha Tierling Jorn Walter Andreas Schwiertz Jorg Spiegel Gudrun Wagenpfeil Klaus Faßbender Andreas Keller Marcus M.Unger Department of Neurology Saarland UniversityD-66421 HomburgGermany Chair for Clinical Bioinformatics Saarland UniversityD-66123 SaarbruckenGermany Department of Human Genetics Saarland UniversityD-66421 HomburgGermany Department of Genetics/Epigenetics Saarland UniversityD-66123 SaarbruckenGermany Institute of Microecology D-35745 HerbornGermany Institute of Medical Biometry Epidemiology and Medical InformaticsSaarland UniversityD-66421 HomburgGermany Department of Neurology Stanford UniversityPalo AltoCA 94305USA

The composition of the gut microbiota is linked to multiple diseases,including Parkinson’s disease(PD).Abundance of bacteria producing short-chain fatty acids(SCFAs)and fecal SCFA concentrations are reduced in *** exert various beneficial functions in *** the interventional,monocentric,open-label clinical trial “Effects of Resistant Starch on Bowel Habits,Short Chain Fatty Acids and Gut Microbiota in Parkinson’s Disease”(RESISTA-PD;ID:NCT02784145),we aimed at altering fecal SCFAs by an 8-week prebiotic intervention with resistant starch(RS).We enrolled 87 subjects in three study-arms:32 PD patients received RS(PD+RS),30 control subjects received RS,and 25 PD patients received solely dietary *** performed paired-end 100 bp length metagenomic sequencing of fecal samples using the BGISEQ platform at an average of 9.9 *** was *** the PD+RS group,fecal butyrate concentrations increased significantly,and fecal calprotectin concentrations dropped significantly after 8 weeks of RS ***,we observed a reduction in non-motor symptom load in the PD+RS *** reference-based analysis of metagenomes highlighted stable alpha-diversity and beta-diversity across the three groups,including bacteria producing ***-free analysis suggested punctual,yet pronounced differences in the metagenomic signature in the PD+RS ***-PD highlights that a prebiotic treatment with RS is safe and well-tolerated in *** stable alpha-diversity and beta-diversity alongside altered fecal butyrate and calprotectin concentrations call for long-term studies,also investigating whether RS is able to modify the clinical course of PD.

关键词： Parkinson’s disease Short-chain fatty acid Microbiota Metagenomics Intestinal inflammation

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