1.Improvement of Colonic Mucosa Inflammatory Response in Mice with Ulcerative Colitis by Xiezhuo Jiedu Recipe Through miRNA-155-5p/JAK2/STAT3 Pathway
Chaodi SUN ; Mengmeng ZHAO ; Xiaomeng LANG ; Jie REN ; Xin KANG ; Jiancong CUI ; Sujie JIA ; Yujing MA ; Yue LIU ; Qiang CHUAI ; Wenjing ZHAI ; Jianping LIU
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(11):174-182
ObjectiveThe differential expression of microRNAs (miRNAs) between the active stage and the remission stage of ulcerative colitis (UC) was analyzed by bioinformatics method, and the regulatory relationship was constructed by screening the differentially expressed genes (DEGs). The mechanism of Xizhuo Jiedu recipe in the treatment of UC was speculated and verified by animal experiments. MethodThe miRNAs data set of colonic mucosa tissue of UC patients was obtained from the gene expression database (GEO), and the most differentially expressed miRNAs were screened by GEO2R, Excel, and other tools as research objects. TargetScan, miRTarbase, miRDB, STRING, TRRUST, and Matescape databases were used to screen key DEGs, predict downstream transcription factors (TFs), gene ontology (GO), and conduct Kyoto Encyclopedia of Genes and Genomes (KEGG) enrichment analysis. The key signaling pathways were selected for animal experiments. In animal experiments, the UC mouse model was prepared by making the mouse freely drink 2.5% dextran sodium sulfate (DSS). Xiezhu Jiedu recipe and mesalazine were given by gavage for seven days, and the inflammatory infiltration of colonic mucosa was observed by hematoxylin-eosin (HE) staining. Real-time fluorescence quantitative polymerase chain reaction (Real-time PCR) was used to detect the mRNA expression of miR-155-5p in colon tissue. Immunohistochemistry and Western blot were used to detect the protein expression levels of cytokine signal transduction inhibitor (SOCS1), phosphorylated transcriptional signal transductor and activator 3 (p-STAT3), phosphorylated Janus kinase 2 (p-JAK2), and retinoic acid-associated orphan receptor-γt (ROR-γt). The expression levels of transforming growth factor-β (TGF-β), interleukin-17 (IL-17), interleukin-6 (IL-6), and interleukin-10 (IL-10) in serum were detected by enzyme linked immunosorbent assay (ELISA). ResultThe GSE48957 dataset was screened from the GEO database, and miR-155-5p was selected as the research object from the samples in the active and remission stages. 131 DEGs were screened. The GO/KEGG enrichment analysis was closely related to biological processes such as positive regulation of miRNA transcription and protein phosphorylation, as well as signaling pathways such as stem cell signaling pathway, IL-17 signaling pathway, and helper T cell 17 (Th17) cell differentiation. The Matescape database was used to screen out 10 key DEGs, among which SOCS1 was one of the key DEGs of miR-155-5p. Further screening of the TFS of key DEGs revealed that STAT3 was one of the main TFs of SOCS1. The results of animal experiments showed that Xiezhu Jiedu Recipe could effectively down-regulate the mRNA expression of miR-155-5p and protein expression of p-STAT3, p-JAK2, and ROR-γt in colon tissue of UC mice and the expression of IL-17 and IL-6 in serum of UC mice, up-regulate the protein expression of SOCS1 and the expression of TGF-β and IL-10, increase the level of anti-inflammatory factors, and reduce inflammatory cell infiltration. ConclusionIt is speculated that Xizhuo Jiedu recipe may interfere with SOCS1 by regulating the expression of miR-155-5p in UC mice, inhibit the phosphorylation of STAT3, inhibit the differentiation of CD4+ T cells into Th17 cells, reduce the levels of pro-inflammatory factors (IL-17 and IL-6), and increase the levels of anti-inflammatory factors (TGF-β and IL-10). As a result, the inflammation of colon mucosa in UC mice was alleviated.
2.Methodology for the Development of Clinical Practice Guideline for Chinese Patent Medicine(Part 1): Development Status and Characteristics
Ning LIANG ; Lijiao YAN ; Yujing ZHANG ; Fuqiang ZHANG ; Ziteng HU ; Yaxin CHEN ; Huizhen LI ; Haili ZHANG ; Zhao CHEN ; Yin JIANG ; Bin LIU ; Nannan SHI ; Yanping WANG
Journal of Traditional Chinese Medicine 2024;65(1):44-49
The irrational use of Chinese patent medicines (CPM) is becoming more and more prominent, which makes the demand for clinical practice guidelines of CPM gradually increase. In order to make domestic scholars understand the latest developments and existing problems of the CPM guidelines, and promote its development, this paper introduced the concept of CPM guidelines, summarized the characteristics of the two development modes, namely “taking CPM as the key” and “taking disease/syndrome as the key”, and analyzed the current methodological status of developing and reporting CPM guidelines. Based on the existed problems, three suggestions have been put forward to optimize the quality of CPM guidelines, which were clarifying the target users and scope of CPM guidelines, establishing an open and transparent mechanism of the personnel involvement and process steps, and formulating implementable and operable recommendations for the use of CPM.
3.Methodology for the Development of Clinical Practice Guidelines for Chinese Patent Medicine(Part 5): Retrieval and Synthesis of Key Information on Rational Drug Use
Ziteng HU ; Ning LIANG ; Lijiao YAN ; Yujing ZHANG ; Fuqiang ZHANG ; Yaxin CHEN ; Bin LIU ; Qianzi CHE ; Yixiang LI ; Jing GUO ; Nannan SHI ; Yanping WANG
Journal of Traditional Chinese Medicine 2024;65(2):167-171
Recommendations for Chinese patent medicine (CPM) based on key information on rational drug use are one of the important conditions for enhancing guideline enforceability as well as facilitating guideline implementation. In this study, we discussed in detail of the key information on the rational use of CPM in five aspects, which are dosage, drug discontinuation, drug-drug and drug-food interactions, safety and economy. Following the process of multi-source search, synthesis and prioritization, it is suggested to collect key information on the rational use of CPM from a multi-source search of drug instructions, policy documents, literature, and clinical experts' experiences. Then the searched information should be summarized and prioritized with the principle that taking drug instructions as the basis and other-sources information for check and supplementation. Finally, methodological recommendations for the retrieval and synthesis of key information on rational drug use in guideline recommendations has been formed.
4.Methodology for the Development of Clinical Practice Guidelines for Chinese Patent Medicine (Part 6): Formation and Presentation of Recommendations
Yujing ZHANG ; Ning LIANG ; Lijiao YAN ; Ziteng HU ; Yaxin CHEN ; Fuqiang ZHANG ; Qianzi CHE ; Zhao CHEN ; Yuqi LIU ; Dingyi WANG ; Nannan SHI ; Yanping WANG
Journal of Traditional Chinese Medicine 2024;65(2):172-177
Recommendation formation is a key component of clinical practice guidelines for Chinese patent medicine (CPM), and should encompass the determination of the strength and direction of the recommendation, the rationale for the recommendation, and the methodology for implementing the recommendation. Recommendations can be formed through formal consensus and informal consensus. The strength and direction of recommendations for CPM guidelines should be determined by considering the quality of evidence for CPMs, the priority of the clinical questions, the pros and cons of efficacy and adverse effects, patient acceptance, the feasibility of the recommendation and the availability of resources, social fairness, economic benefits, and other influencing factors. In order to better guide guideline developers to consider these factors more rationally, this article provideed a detailed explanation of each factor in the context of the characteristics of TCM.
5.Methodology for the Development of Clinical Practice Guidelines for Chinese Patent Medicine (Part 8): Quality Evaluation with AGREE Ⅱ and RIGHT
Fuqiang ZHANG ; Ziteng HU ; Yujing ZHANG ; Lijiao YAN ; Juyi WANG ; Cehan ZHANG ; Jiaqi CHEN ; Mengyi WANG ; Shuoming LIU ; Xinyi XIE ; Ning LIANG ; Nannan SHI ; Yanping WANG
Journal of Traditional Chinese Medicine 2024;65(2):185-191
ObjectiveTo evaluate the methodological and reporting quality of clinical practice guidelines for Chinese patent medicine (CPM) with internationally recognized tools the appraisal of guidelines for research and evaluation (AGEREE) Ⅱ and reporting items for practice guidelines in healthcare (RIGHT), thereby providing refe-rence for the clinical application and future development of CPM guidelines. MethodsDatabases including CNKI, VIP, Wanfang and Sinomed were searched for CPM guidelines, as well as medlive.cn, websites of China Association of Chinese Medicine and Chinese Medical Association, and reference lists of the included papers. The quality of the guidelines was evaluated using the AGREE Ⅱand RIGHT tools, and consistency tests were performed using Interclass Correlation Coefficient, and descriptive analysis and chi-square test were used to analyze the reporting rate for each domain and the average score for each item. ResultsFinally, 140 CPM guidelines were included, of which 51 were disease-oriented and 89 were drug-oriented, all of which were issued by China. For 51 disease-oriented CPM guidelines, the highest average score of all six AGREE Ⅱ domains was 73.32% for clarity, and the lowest was 26.80% for application; for 89 drug-oriented CPM guidelines, the highest average score was 55.62% for scope and purpose, and the lowest was 31.32% for rigour of development. In terms of the seven domains of the RIGHT checklist, the highest reporting rate was 68.26% for background, and lowest was 27.45% for other areas regarding the disease-oriented CPM guidelines; the highest reporting rate was 61.31% for background, and the lowest was 4.49% for other areas regarding drug-oriented CPM guidelines. The average reporting rate was higher for disease-oriented than drug-oriented CPM guidelines in three domains of AGREE Ⅱ (rigour of development, clarity of presentation, editorial independence), as well as four domains of RIGHT checklist (basic information, evidence, funding and declaration and management of interests, and other areas). ConclusionThe overall methodology and reporting quality of the current CPM guidelines still need to be improved. It is recommended that future guideline development teams should strictly refer to the AGREE Ⅱ and RIGHT checklist, and take into account of the characteristics of CPM guidelines and relevant methodo-logical suggestions in the development and reporting of CPM guidelines, thereby guiding the clinical use of CPM in a better way.
6.Professor YAN Huimin's Experience in Pattern Identification and Treatment of Chest Tightness Variant Asthma in Children Based on the Method of Regulating Qi Movement
Yujing FU ; Chang LIU ; Jing HAO ; Yanan LI ;
Journal of Traditional Chinese Medicine 2024;65(10):1001-1004
To summarize the clinical experience of Professor YAN Huimin in pattern identification and treatment for chest tightness variant asthma in children with the method of regulating qi movement. It is believed that children's chest tightness variant asthma is mainly located in lungs and involves liver and spleen, and the core mechanism of the disease is disturbance of qi movement. On the basis of regulating qi, syndrome differentiation and treatment is conducted: for pattern of lung qi deficiency and cold, phlegm-fluid retention, the treatment is appropriate to tonify the lung and benefit qi, and warm phlegm-fluid, which commonly used in modified Yupingfeng Powder (玉屏风散) and Xiaoqinglong Decoction (小青龙汤); for pattern of phlegm and qi binding constraint, the treatment is appropriate to soothe the liver and resolve constraint, and dissolve phlegm and dissipate masses, which commonly used in modified Banxia Houpo Decoction (半夏厚朴汤) and Jinlingzi Powder (金铃子散); for pattern of qi deficiency and blood stasis, the treatment is appropriate to tonify the deficiency to reinforce healthy qi, and move qi to invigorate blood, which commonly used in modified Xuefu Zhuyu Decoction (血府逐瘀汤). It is emphasised that during the treatment process, the developmental dynamics of the disease should be grasped, patterns and treat should be identified, and special attention to the changes of qi movement should be paid.
7.Methodological Study of Reliability Test of Percutaneous Ventricular Assist Device
Xun LIU ; Da ZHU ; Yujing ZHANG ; Xiangbin PAN
Chinese Journal of Medical Instrumentation 2024;48(1):70-74,93
Prior to clinical application,reliability of percutaneous ventricular assist devices(pVAD)requires to be tested systematically.Currently,there's a lack of dedicated reliability testing equipment and methodologies for pVAD.Considering the structural and functional aspects of percutaneous ventricular assist devices,this study conducts research on pVAD reliability test engineering.Test setups,clinical conditions,failure modes,effects analysis,and evaluation models have been investigated.A highly feasible methodological approach for percutaneous ventricular assist device reliability assessment has been formed.This study offers valuable insights into standardizing their reliability evaluation in clinical settings.
8.Construction of large-scale smart hospital network based on software-defined networking
Yujing YU ; Lin LIN ; Hanteng LIU ; Zonggeng CHEN ; Lijun CHENG ; Yan WEI
Modern Hospital 2024;24(7):1112-1115
The computer network system is the core of a smart hospital,and the requirements for network architecture in the construction of large-scale smart hospitals are becoming increasingly high.Traditional network architectures with users moving with the network generally suffer from problems such as low installation efficiency,slow policy deployment speed,and easy confu-sion of asset accounts.When faced with complex network requirements in hospitals,they also face challenges such as poor net-work scalability and cumbersome management.Selecting appropriate network virtualization technology and building a new,high-speed,and reliable network architecture play a crucial role in promoting the development of large-scale smart hospitals.Starting from 2023,a large tertiary hospital in Guangzhou has built a new branch network project based on software-defined networking,showcasing the advantages of this architecture in terms of deployment speed,policy configuration,and endpoint management.Ex-perimental data ultimately shows that using a software-defined networking architecture can significantly improve the efficiency of policy deployment in hospital networks.
9.Status of Outcome Index in Randomized Controlled Trials of Traditional Chinese Medicine for Treatment of Tic Disorder in Children
Yujing CHEN ; Hui LIU ; Qianfang FU ; Haihong YAN ; Ping RONG
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(20):103-110
This study analyzed the outcome index and related design elements of randomized controlled trials (RCTs) of traditional Chinese medicine (TCM) in the treatment of children with tic disorder (TD) in the past ten years, so as to provide a basis for the construction of the core index set of TCM in the treatment of children with TD. Eight databases were searched, including four English databases (PubMed, Web of Science, Embase, and Cochrane Library) and four Chinese databases, including China National Knowledge Infrastructure (CNKI), Wanfang Database, VIP Database, and China Biology Medicine disc (CBMdisc), as well as ClinicalTrials.gov and China Clinical Trial Registry. The search time was limited to from January 1, 2013 to October 29, 2023. RCTs on the TD in children treated with TCM were collected. Two researchers independently conducted literature screening, data extraction, and literature quality evaluation and summarized clinical outcome indexes and related trial design elements through qualitative analysis. A total of 67 RCTs were included, including 63 outcome indexes, with a total frequency of 348 times. The related outcome indexes could be divided into six categories: 12 symptom/sign indexes with a frequency of 134 (38.5%), seven TCM symptom/syndrome indexes with a frequency of 31 (8.9%), 33 physical and chemical examination indexes with a frequency of 97 (27.9%), four safety indexes with a frequency of 67 (19.3%), three long-term prognostic indexes with a frequency of 14 (4.0%), and one kind of quality-of-life evaluation index (0.3%). Currently, the RCTs research design of TCM in the treatment of TD in children has not yet formed a unified standard, and there are many problems in the quality of methodology, which reduces the authenticity and reliability of clinical conclusions. There are problems with clinical outcome indexes, such as significant quantity differences, unclear primary and secondary outcome indexes, unreasonable alternative indexes, non-standard TCM syndrome types and TCM evaluation indexes, lack of economic evaluation indexes, and less attention to long-term prognostic indexes and safety indexes. It is suggested that the researchers should design a more rigorous trial scheme and reasonably design the outcome index which is in line with the clinical trial efficacy evaluation of TCM, so as to construct the core index set with the characteristics of TCM for the treatment TD in children.
10.Methodology for Developing Patient Guideline (3):Reporting Frameworks and Presentation
Lijiao YAN ; Ning LIANG ; Haili ZHANG ; Nannan SHI ; Ziyu TIAN ; Ruixiang WANG ; Xiaojia NI ; Yufang HAO ; Wei CHEN ; Yingfeng ZHOU ; Dan YANG ; Shuyu YANG ; Yujing ZHANG ; Ziteng HU ; Jianping LIU
Journal of Traditional Chinese Medicine 2024;65(22):2304-2309
Standardized reporting is a crucial factor affecting the use of patient guidelines (PGs), particularly in the reporting and presentation of recommendations. This paper introduced the current status of PG reporting, including the research on PG content and presentation formats, and provided comprehensive recommendations for PG reporting from aspects such as overall framework, recommendations, presentation format, and readability. First, the presentation of PG recommendations should include clearly defined clinical questions, recommendations and their rationale, and guidance on how patients should implement the interventions; for specific content in the PG, such as level of evidence, level of recommendation, it is recommended to explain in text the reasons for giving different levels of recommendation, i.e., to present the logic behind giving the level of recommendation to the patient; additional information needed in the recommendation framework should be supplemented by tracing references or authoritative textbooks and literature that support the recommendations. Subsequently, the PG text should be written based on the Reporting Checklist for Public Versions of Guidelines (RIGHT-PVG) reporting framework. Finally, to enhance readability and comprehension, it is recommended to refer to the Patient Education Materials Assessment Tool (PEMAT) for translating PG content. To enhance the readability of PGs, it is suggested to present the PG content in a persona-lized and layered manner.

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