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Paeoniflorin,the Main Monomer Component of Paeonia lactiflora,Exhibits Anti-inflammatory Properties in Osteoarthritis Synovial Inflammation

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Chinese Journal of Integrative Medicine 2024年第5期30卷 433-442页

作者： CHEN Pu ZHOU Jun RUAN An-min MA Yu-feng WANG Qing-fu department of orthopaedic surgery Beijing University of Chinese Medicine Third Affiliated HospitalBeijing 100029China department of orthopaedic surgery Guangdong Provincial Hospital of Chinese MedicineGuangzhou 510120China department of orthopaedic surgery Beijing Longfu HospitalBeijing 100010China

Objective:To explore the mechanism of paeoniflorin(PF)on osteoarthritis(OA)synovial inflammation from network pharmacology to experimental ***:Targets of OA were constructed by detecting the database of network database platforms(Therapeutic Target database,Drug Bank and Gene Cards),and the targets of PF were constructed by Pub Chem and Herbal Ingredients'Targets *** Ontology(GO)and Kyoto Encyclopedia of Genes and Genomes(KEGG)analysis of these co-targeted genes were conducted via Database for Annotation,Visualization,and Integrated Discovery(DAVID)database,and protein-protein interaction(PPI)networks were conducted via the search tool for the retrieval of interacting genes(STRING)*** counting kit-8(CCK-8)assay was performed to assess the potential toxicity of PF on human OA fibroblast-like synoviocytes(FLS),quantitative real-time polymerase chain reaction(q PCR),enzyme-linked immunosorbent assay(ELISA)and Western blot were used to verify the potential mechanism of PF in synovial ***:Twenty-six co-targeted genes were *** enrichment results showed that these co-targeted genes were most likely localized in the cytoplasm,and the biological processes mainly involved'cellular response to hypoxia''lipopolysaccharide(LPS)-mediated signaling pathway'and'positive regulation of gene expression'.KEGG pathway analysis indicated that these co-targeted genes may function through pathways associated with'hypoxia-inducible factor-1(HIF-1)signaling pathway'and'tumornecrosis factor(TNF)signaling pathway'.The PPI network showed that the top 3 hub genes were TP53,TNF,and *** docking results showed that PF was well docking with ***-8 showed no potential toxicity of 10,20 and 50μmol/L PF on human OA *** PF significantly decreased the expression levels of interleukin-1β,interleukin-6,TNF-αmatrix metalloproteinase 13(MMP13),and a disintegrin and metalloproteinase with thrombospondin motifs 5(ADAMTS5)and TNF

关键词： paeoniflorin osteoarthritis synovial inflammation tumor necrosis factor-α network pharmacology Paeonia lactiflora

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High dose of tranexamic acid infusion in primary total knee arthroplasty:A randomized multicenter clinical trail

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Chinese Medical Journal 2024年第3期137卷 359-361页

作者： Jinwei Xie Qiang Huang Zeyu Huang Fei Wang Jun Liu Hua Tian Wei Huang Fuxing Pei department of orthopaedic surgery West China HospitalSichuan UniversityChengduSichuan 610041China department of orthopaedic surgery The Third Hospital of Hebei Medical UniversityShijiazhuangHebei 050051China department of orthopaedic surgery Tianjin HospitalTianjin 300211China department of orthopaedic surgery Peking University Third HospitalHaidian DistrictBeijing 100191China department of orthopaedic surgery The First Affiliated Hospital of Chongqing Medical UniversityYuzhong DistrictChongqing 400016China

To the Editor:Significant hyperfibrinolysis is always accompanied by surgical trauma and tourniquet use in total knee arthroplasty(TKA),leading to considerable hidden blood loss,inflammation,and pain,thereby impeding the recovery *** recovery after surgery(ERAS)has promoted the development of patient blood management in recent *** numerous methods of blood conservation,including tranexamic acid(TXA),a lysine analog competitive inhibitor of plasmin and plasminogen,have been studied.^([1–3])However,some issues remain controversial,such as the optimal TXA regimen in *** the other hand,the use of TXA in arthroplasty is considered off-label,although the current guideline or consensus suggests its routine use in arthroplasty.

关键词： arthroplasty infusion routine

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Recent progress in diagnostic imaging and therapeutics of osteosarcoma based on multifunctional nanoparticles

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Science China Chemistry 2024年第9期67卷 2864-2889页

作者： Xueke Yan Danmin Lin Dingyuan Yan Dong Wang Huifang Su department of orthopaedic surgery The First Affiliated Hospital of Zhengzhou UniversityZhengzhou 450052China center for AIE research College of Materials Science and EngineeringShenzhen UniversityShenzhen 518060China

Osteosarcoma is one of the most common primary bone malignancies,mainly occurring in children and *** diagnosis imaging methods for osteosarcoma contain X-ray,computed tomography and magnetic resonance imaging,and traditional therapy protocols are surgical resection and ***,these strategies are complicated and *** imaging methods,despite their maturity,have drawbacks that prevent them from showing more *** is more,the prognosis for patients with osteosarcoma remains unsatisfactory due to side effects of chemotherapy,as well as incomplete surgical removal of the *** compensate for the shortcomings of traditional imaging and treatment strategies for osteosarcoma,various types of nanoparticles have been designed and synthesized to selectively target osteosarcoma cells without toxic side effects on healthy *** the same time,these nanoparticle-based technologies can integrate the imaging and treatment of *** review summarizes the application of nanotechnology in the imaging and treatment of osteosarcoma in recent years,and finally discusses the challenges and development prospects,aiming to provide ideas for future research.

关键词： osteosarcoma nanotechnology imaging diagnosis therapy

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The efficacy of vitamin E in preventing arthrofibrosis after joint replacement

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Animal Models and Experimental Medicine 2024年第2期7卷 145-155页

作者： Yingfang Fan Jean Yuh Sashank Lekkala Mehmet D.Asik Andrew Thomson Madeline McCanne Mark A.Randolph Antonia F.Chen Ebru Oral Harris orthopaedic Laboratory Department of Orthopaedic SurgeryMassachusetts General HospitalBostonMassachusettsUSA department of orthopaedic surgery Harvard Medical SchoolBostonMassachusettsUSA department of surgery Harvard Medical SchoolBostonMassachusettsUSA department of orthopaedic surgery Brigham and Women's HospitalBostonMassachusettsUSA

Background:Arthrofibrosis is a joint disorder characterized by excessive scar formation in the joint *** E is an antioxidant with potential anti-fibroblastic *** aim of this study was to establish an arthrofibrosis rat model after joint replacement and assess the effects of vitamin E supplementation on joint ***:We simulated knee replacement in 16 male Sprague–Dawley *** immobilized the surgical leg with a suture in full *** control groups were killed at 2 and 12 weeks(n=5 per group),and the test group was supplemented daily with vitamin E(0.2 mg/mL)in their drinking water for 12 weeks(n=6).We performed histological staining to investigate the presence and severity of *** staining andα2-macroglobulin(α2M)enzyme-linked immunosorbent assay(ELISA)were used to assess local and systemic *** weight bearing(total internal reflection)and range of motion(ROM)were collected for functional ***:The ROM and weight-bearing symmetry decreased after the procedure and recovered slowly with still significant deficit at the end of the study for both *** analysis confirmed fibrosis in both lateral and posterior periarticular *** E supplementation showed a moderate anti-inflammatory effect on the local and systemic *** vitamin E group exhibited significant improvement in ROM and weight-bearing symmetry at day 84 compared to the control ***:This model is viable for simulating arthrofibrosis after joint *** E may benefit postsurgical arthrofibrosis,and further studies are needed for dosing requirements.

关键词： arthrofibrosis range of motion total knee arthroplasty vitamin E

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Subsequent total joint arthroplasty: Are we learning from the first stage?

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World Journal of Orthopedics 2024年第3期15卷 230-237页

作者： Christine Jiang Wu Colin Penrose Sean Patrick Ryan Michael Paul Bolognesi Thorsten Markus Seyler Samuel Secord Wellman department of orthopaedic surgery Duke University HospitalDurhamNC 27710United States department of orthopaedic surgery Midwest Center for Joint ReplacementIndianapolisIN 46241United States

BACKGROUND With the increasing incidence of total joint arthroplasty(TJA),there is a desire to reduce peri-operative complications and resource *** degenerative conditions progress in multiple joints,many patients undergo multiple *** To determine if both physicians and patients learn from the patient’s initial arth-roplasty,resulting in improved outcomes following the second *** The institutional database was retrospectively queried for primary total hip arth-roplasty(THA)and total knee arthroplasty(TKA).Patients with only unilateral THA or TKA,and patients undergoing same-day bilateral TJA,were *** demographics,comorbidities,and implant sizes were collected at the time of each procedure and patients were stratified by first vs second *** metrics evaluated included operative time,length of stay(LOS),disposition,90-d readmissions and emergency department(ED)*** A total of 642 patients,including 364 undergoing staged bilateral TKA and 278 undergoing bilateral THA,were *** was no significant difference in demographics or comorbidities between the first and second procedure,which were separated by a mean of 285 *** THA and TKA,LOS was significantly less for the second surgery,with 66%of patients having a shorter hospitalization(Psurgery,patients were significantly more likely to be discharged to home after the second procedure(P=0.033).There was no difference between procedures for post-operative readmissions(P=0.438)or ED visits(P=0.915).CONCLUSION After gaining valuable experience recovering from the initial surgery,a patient’s perioperative outcomes are improved for their second *** may

关键词： Staged total joint arthroplasty Asynchronous total joint arthroplasty Subsequent total joint arthroplasty Contralateral total joint arthroplasty Perioperative outcomes

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Searching for the optimal precondition procedure for mesenchymal stem/stromal cell treatment:Facts and perspectives

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World Journal of Stem Cells 2024年第6期16卷 615-618页

作者： Yu-Dong Zhao Yong-Can Huang Wei-Shi Li department of Orthopedic Peking University Third HospitalBeijing 100191China Shenzhen Engineering Laboratory of orthopaedic Regenerative Technologies Orthopaedic Research CenterPeking University Shenzhen HospitalShenzhen 518036Guangdong ProvinceChina

Mesenchymal stem/stromal cells are potential optimal cell sources for stem cell therapies,and pretreatment has proven to enhance cell vitality and *** a recent publication,Li et al explored a new combination of pretreatment ***,we present an editorial to comment on their work and provide our view on mesenchymal stem/stromal cell precondition.

关键词： Mesenchymal stem cell Precondition Hypoxia Inflammation

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Advances in mesenchymal stem cells therapy for tendinopathies

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Chinese Journal of Traumatology 2024年第1期27卷 11-17页

作者： Xu-Feng Mao Xi-Qian Zhang Zhe-Yu Yao Hai-Jiao Mao department of orthopaedic surgery The First Affiliated Hospital of Ningbo UniversityNingbo315010Zhejiang provinceChina

Tendinopathies are chronic diseases of an unknown etiology and associated with *** stem cells(MSCs)have emerged as a viable therapeutic option to combat the pathological progression of tendinopathies,not only because of their potential for multidirectional differentiation and self-renewal,but also their excellent immunomodulatory *** immunomodulatory effects of MSCs are increasingly being recognized as playing a crucial role in the treatment of tendinopathies,with MSCs being pivotal in regulating the inflammatory microenvironment by modulating the immune response,ultimately contributing to improved tissue *** review will discuss the current knowledge regarding the application of MSCs in tendinopathy treatments through the modulation of the immune response.

关键词： Mesenchymal stem cells Tendinopathy Immunomodulation Treatment Review

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Subarachnoid hemorrhage misdiagnosed as acute coronary syndrome leading to catastrophic neurologic injury: A case report

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World Journal of Clinical Cases 2024年第1期12卷 148-156页

作者： Jun-Ming Lin Xiao-Jun Yuan Guang Li Xin-Rong Gan Wen-Hua Xu department of orthopaedic surgery People's Hospital of Yichun CityYichun 336000Jiangxi ProvinceChina

BACKGROUND Elevated levels of cardiac troponin and abnormal electrocardiogram changes are the primary basis for clinical diagnosis of acute coronary syndrome(ACS).Troponin levels in ACS patients can often be more than 50 times the upper reference *** patients with subarachnoid hemorrhage(SAH)also show electrocardiogram abnormalities,myocardial damage,and elevated cardiac *** ACS patients,patients with SAH only have a slight increase in troponin,and the use of anticoagulants or antiplatelet drugs is *** of the opposite treatment modalities,it is essential for clinicians to distinguish between SAH and *** SUMMARY A 56-year-old female patient was admitted to the emergency department at night with a sudden onset of severe back *** final diagnosis was intraspinal hematoma in the thoracic *** performed an emergency thoracic spinal canal hematoma evacuation procedure with the assistance of a ***,diffuse hematoma formation was found in the T7-T10 spinal canal,and no obvious spinal vascular malformation changes were *** head and spinal magnetic resonance imaging(MRI)showed a small amount of SAH in the skull,no obvious abnormalities in the cervical and thoracic spinal canals,and no abnormal signals in the lumbar spinal ***-dominal aorta computed tomography angiography showed no vascular *** motor system examination showed Medical research Council Scale grade 1/5 strength in both lower extremities,and the patient experienced decreased sensation below the T12 rib margin and reported a Visual Analog Scale score of *** Extremely elevated troponin levels(more than 50 times the normal range)are not unique to coronary artery *** can also result in extremely high troponin levels,and antiplatelet drugs are contraindicated in such *** MRI can help in the early differential diagnosis,as a misdiagnosis of ACS can lead to catastroph

关键词： Acute coronary syndrome Spontaneous spinal subdural hematoma Misdiagnosis Catastrophic neurological injury Case report

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Meta-analysis of factors influencing anterior knee pain after total knee arthroplasty

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World Journal of Orthopedics 2024年第2期15卷 180-191页

作者： Hui Feng Ming-Li Feng Jing-Bo Cheng Xiang Zhang Hai-Cheng Tao department of orthopaedic surgery Xuanwu HospitalCapital Medical UniversityBeijing 100053China

BACKGROUND Total knee arthroplasty(TKA)is a mature procedure recommended for correcting knee osteoarthritis deformity,relieving pain,and restoring normal *** TKA is a successful and cost-effective procedure,patient dissatisfaction is as high as 50%.Knee pain after TKA is a significant cause of patient dissatisfaction;the most common location for residual pain is the anterior *** 4%and 40%of patients have anterior knee pain(AKP).AIM To investigate the effect of various TKA procedures on postoperative *** We searched PubMed,EMBASE,and Cochrane from January 2000 to September *** controlled trials with one intervention in the experimental group and no corresponding intervention(or other interventions)in the control group were *** researchers independently read the title and abstract of the studies,preliminarily screened the articles,and read the full text in detail according to the selection *** were resolved by consultation with a third *** relevant data from the included studies were extracted and analyzed using Review Manager 5.4 *** There were 25 randomized controlled trials;13 were comparative studies with or without patellar *** meta-analysis showed no significant difference between the experimental and control groups(P=0.61).Six studies were comparative studies of circumpatellar denervation vs non-denervation,divided into three subgroups for *** two-subgroup meta-analysis showed no significant difference between the experimental and the control groups(P=0.31,P=0.50).One subgroup meta-analysis showed a significant difference between the experimental and control groups(P=0.001).Two studies compared fixed-bearing TKA and mobile-bearing TKA;the results meta-analysis showed no significant difference between the experimental and control groups(P=0.630).Two studies compared lateral retinacular release vs non-release;the meta-analysis showed a signi

关键词： Total knee arthroplasty Anterior knee pain Knee osteoarthritis Interventions Meta-analysis

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MicroRNA-329-3p inhibits the Wnt/β-catenin pathway and proliferation of osteosarcoma cells by targeting transcription factor 7-like 1

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Oncology research 2024年第3期32卷 463-476页

作者： Hur SUN MASANORI KAWANO TATSUYA IWASAKI ICHRO ITONAGA YUTA KUBOTA HROSHI TSUMURA KAZUHRO TANAKA department of orthopaedic surgery Faculty of MedicineOita UniversityOita879-5503Japan

An important factor in the emergence and progre sion of osteosarcoma(OS)is the dysregulated expression of microRNAs(miRNAs).Transcription factor 7-like 1(TCF7LI),a member of the T cell factor/lymphoid enhancer factor(TCF/LEF)transcription factor family,interacts with the Wnt signaling pathway regulator β-catenin and acts as a DNA-specific binding *** study sought to elucidate the impact of the interaction between miR 3293p and TCF7L1 *** growth and apoptosis of OS and analyze the regulatory expression relationship between miRNA and mRNA in osteosarcoma cells using a variety of ***329-3p was significantly downregulated,while TCF7L1 was considerably up-regulated in all examined OS cell ***,a clinical comparison study was performed using the TCGA ***,the regulatory relationship between miR-329-3p and TCF7L1 on the proliferation and apoptosis of OS cells was verified through in vitro and in vivo *** miR 329-3p was transfected into the OS cell line,the expression of TCF7L1 decreased,the proliferation of OS cells was inhibited,the cytoskeleton disintegrated,and the nucleus condensed to fom apoptotic *** expression of proteins that indicate apoptosis increased *** cell cycle was arrested in the G0/G1 phase,and the G1/S transition was *** introduction of miR 3293p also inhibited downstream Cyclin D1 of the Wnt *** experiments indicated that the overexpression of miR-329-3p signi ficanly inhibited the growth of OS xenografts in nude mice,and the expression of TCF7L1 and C-Myc in tumor tssues *** 329-3p was significantly reduced in OS cells and played a suppressive role in tumorigenesis and proliferation by targeting TCF7L1 both in vitro and in *** cell cycle arrest and pathway inhibition were observed upon the regulation of TCF7LI by miR *** these results,it can be inferred that miR.3293p exerts anticancer efects in osteosarcom

关键词： MiR-329-3p TCF7L1 Wnt/β-catenin pathway Osteosarcoma Proliferation

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