1.Clinical Efficacy of Jinwei Pingchuan Decoction in Treatment of Acute Exacerbation of Chronic Obstructive Pulmonary Disease with Phlegm-heat Obstruction in Lung Syndrome
Xudong ZHENG ; Deyu KONG ; Benzhang ZHAO ; Huimin ZHOU ; Ruitao WANG ; Jianjun WU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):125-133
ObjectiveTo study the effect of Jinwei Pingchuan decoction combined with conventional Western medicine on the number of acute exacerbations, lung function, and clinical symptoms in patients with acute exacerbation of chronic obstructive pulmonary disease (COPD) with phlegm-heat obstruction in lung syndrome. MethodsA non-randomized controlled trial was conducted to include 60 patients with acute exacerbation of COPD with phlegm-heat obstruction in lung syndrome. Patients were divided into a treatment group and a control group based on whether they received Jinwei Pingchuan decoction, with 30 patients in each group. The treatment group received Jinwei Pingchuan decoction combined with conventional Western medicine therapy, while the control group received conventional Western medicine therapy alone. Both groups received treatment for 7 days. The number of acute exacerbations and lung function indices were followed up and recorded before treatment and three months after treatment. The following outcomes were observed before and after treatment: the number of acute exacerbations, lung function indices (forced expiratory volume in one second [FEV1], percentage of predicted value [FEV1%pred], forced vital capacity [FVC], and FEV1/FVC ratio), the degree of acute exacerbation, TCM syndrome score, COPD assessment test (CAT) score, modified British Medical Research Council Dyspnea Questionnaire (mMRC) score, C-reactive protein (CRP), and white blood cell (WBC) count. ResultsAfter 3 months of follow-up, the treatment group showed a significant reduction in the number of acute exacerbations compared with the pre-treatment values (P<0.05). After treatment, the treatment group had fewer acute exacerbations than the control group (P<0.05). The degree of acute exacerbation in the treatment group improved significantly compared with the pre-treatment values (P<0.05). After treatment, the degree of acute exacerbation in the treatment group was improved compared to the control group (P<0.05). Regarding lung function, FEV1, FEV1%pred, FVC, and FEV1/FVC ratio increased significantly in the treatment group compared with the pre-treatment values (P<0.05), and similar improvements were observed in the control group (P<0.05). After treatment, FEV1 and FVC were higher in the treatment group than the control group (P<0.05). Regarding TCM syndrome scores, the scores for individual symptoms such as wheezing, cough, expectoration, chest tightness, shortness of breath, and fatigue, as well as the total score, decreased significantly in the treatment group compared with the pre-treatment values (P<0.05). In the control group, the scores for cough, expectoration, chest tightness, fatigue, and palpitation, as well as the total score, also decreased (P<0.05). After treatment, the treatment group showed significantly lower scores for wheezing, cough, chest tightness, shortness of breath, and the total score than the control group (P<0.05). Regarding the CAT score, the scores for cough, expectoration, chest tightness, climbing stairs, going out, activity, and energy, as well as the total score, decreased significantly in the treatment group compared with the pre-treatment values (P<0.05). In the control group, the scores for cough, expectoration, chest tightness, sleep, energy, and the total score decreased (P<0.05). After treatment, the treatment group showed significantly lower scores for cough, expectoration, chest tightness, activity, and going out than the control group (P<0.05). Regarding the mMRC score, CRP level, and WBC count, all these parameters decreased significantly in the treatment group compared with the pre-treatment values (P<0.05), and similar reductions were observed in the control group (P<0.05). ConclusionJinwei Pingchuan decoction can reduce the number of acute exacerbations and the degree of acute exacerbation in patients with acute exacerbation of COPD with phlegm-heat obstruction in lung syndrome. It also improves lung function and symptoms such as cough and chest tightness, thereby enhancing the quality of life of patients.
2.A three-party evolutionary game analysis of patient privacy protection in live surgery
Han TIAN ; Jinping WU ; Yan ZHANG ; Jianyu ZHOU
Chinese Medical Ethics 2025;38(1):123-130
With the rapid development of network technology, live surgery has become the new way of surgery teaching. However, the issue of patient privacy protection caused by live surgery has received widespread attention. Based on the evolutionary game theory, this paper constructed an evolutionary game model from the three-party perspectives of doctors, patients, and government and analyzed the game behaviors of the three parties in the process of live surgery. Matlab software was utilized to conduct dynamic simulation and numerical simulation analysis. It was found that the factors affecting the choice of doctors’ strategies included protection costs, the cost of privacy leakage, the benefits of protection, high-traffic benefits, and other aspects; the factors affecting the choice of patient strategies encompassed surgical costs, the risk of privacy leakage, additional benefits, and other aspects; the factors affecting the choice of government strategies embodied regulatory costs and the improvement of credibility. To realize a win-win situation among doctors, patients, and the government, the three parties need to work together to ensure that patient privacy is not violated and find a balance between expanding the influence of medical education and protecting patient privacy.
3.Clinical Observation on 45 Cases of Chronic Obstructive Pulmonary Disease in the Stable Phase with Qi Deficiency,Blood Stasis and Phlegm Obstruction Syndrome with Auxiliary Treated with Jinwei Guben Decoction (金卫固本汤) Combined with Bailing Capsule (百令胶囊)
Deyu KONG ; Xudong ZHENG ; Huimin ZHOU ; Ruitao WANG ; Benzhang ZHAO ; Jianjun WU
Journal of Traditional Chinese Medicine 2025;66(4):367-375
ObjectiveTo observe the clinical efficacy of modified Jinwei Guben Decoction (金卫固本汤, MJGD) combined with Bailing Capsule (百令胶囊, BC) in the treatment of chronic obstructive pulmonary disease (COPD) patients in the stable stage with qi deficiency, blood stasis and phlegm obstruction syndrome, in addition to conventional western medicine treatment. MethodsA total of 102 patients with stable COPD and qi deficiency, blood stasis, and phlegm obstruction syndrome were included in the study. According to the patients'preferences, they were divided into treatment group (49 cases) and control group (53 cases). The control group received conventional western medicine treatment, while the treatment group was given MJGD (1 dose daily) combined with BC (2.0 g each time, three times a day) additionally. The treatment period was 3 months, and the patients were followed up for 1 year after the treatment. The acute exacerbation frequency (mild, moderate, severe) before treatment, during treatment, at 6-month follow-up, and at 1-year follow-up was compared between groups. Additionally, the lung function indicators such as FEV1, FEV1%pred, FVC, and FEV1/FVC ratio, traditional Chinese medicine (TCM) syndrome scores, modified British Medical Research Council (mMRC) dyspnea scale, and the COPD Assessment Test (CAT) scores before and after treatment were compared. A logistic regression model was constructed to analyze the impact of MJGD combined with BC on clinical efficacy. ResultsFour patients dropped out from the treatment group and eight from the control group, leaving 45 patients of each group for statistical analysis. The number of mild and moderate acute exacerbations in the treatment group was lower than that in the control group during the treatment period, at 6-month follow-up and within 1 year of follow-up (P<0.05) .The number of severe acute exacerbations was only lower in the treatment group than in the control group at 6-month follow-up (P<0.05). Compared with that before treatment, the number of acute exacerbations of all degrees in the treatment group was significantly reduced within 1 year of follow-up (P<0.05),while only the number of mild acute exacerbations in the control group was significantly reduced within 1 year of follow-up (P<0.05). The treatment group showed significant improvement in FEV1 and FEV1%pred and FEV1/FEV, while the control group showed a significant decline in FEV1 and FVC (P<0.05). After treatment, both groups showed significant reductions in TCM syndrome scores, including coughing, sputum, wheezing, chest tightness, shortness of breath, and fatigue, as well as mMRC and CAT scores (P<0.05), with the treatment group having significantly lower scores than the control group (P<0.05). The overall clinical effective rate of in the treatment group was 93.33% (42/45), significantly higher than that of the control group, 75.56% (34/45, P<0.05). Multivariate logistic regression analysis showed that the use of MJGD combined with BC (OR = 4.68, 95%CI: 1.15 - 19.09, P = 0.03) was positively correlated with clinical efficacy. ConclusionsIn addition to conventional western medicine treatment, the combination of MJGD and BC can reduce the frequency of acute exacerbations, delay the decline of lung function, improve clinical symptoms, and significantly enhance the clinical efficacy in patients with stable COPD and qi deficiency, blood stasis, and phlegm obstruction syndrome.
4.Structure, content and data standardization of rehabilitation medical records
Yaru YANG ; Zhuoying QIU ; Di CHEN ; Zhongyan WANG ; Meng ZHANG ; Shiyong WU ; Yaoguang ZHANG ; Xiaoxie LIU ; Yanyan YANG ; Bin ZENG ; Mouwang ZHOU ; Yuxiao XIE ; Guangxu XU ; Jiejiao ZHENG ; Mingsheng ZHANG ; Xiangming YE ; Jian YANG ; Na AN ; Yuanjun DONG ; Xiaojia XIN ; Xiangxia REN ; Ye LIU ; Yifan TIAN
Chinese Journal of Rehabilitation Theory and Practice 2025;31(1):21-32
ObjectiveTo elucidate the critical role of rehabilitation medical records (including electronic records) in rehabilitation medicine's clinical practice and management, comprehensively analyzed the structure, core content and data standards of rehabilitation medical records, to develop a standardized medical record data architecture and core dataset suitable for rehabilitation medicine and to explore the application of rehabilitation data in performance evaluation and payment. MethodsBased on the regulatory documents Basic Specifications for Medical Record Writing and Basic Specifications for Electronic Medical Records (Trial) issued by National Health Commission of China, and referencing the World Health Organization (WHO) Family of International Classifications (WHO-FICs) classifications, International Classification of Diseases (ICD-10/ICD-11), International Classification of Functioning, Disability and Health (ICF), and International Classification of Health Interventions (ICHI Beta-3), this study constructed the data architecture, core content and data standards for rehabilitation medical records. Furthermore, it explored the application of rehabilitation record summary sheets (home page) data in rehabilitation medical statistics and payment methods, including Diagnosis-related Groups (DRG), Diagnosis-Intervention Packet (DIP) and Case Mix Index. ResultsThis study proposed a systematic standard framework for rehabilitation medical records, covering key components such as patient demographics, rehabilitation diagnosis, functional assessment, rehabilitation treatment prescriptions, progress evaluations and discharge summaries. The research analyzed the systematic application methods and data standards of ICD-10/ICD-11, ICF and ICHI Beta-3 in the fields of medical record terminology, coding and assessment. Constructing a standardized data structure and data standards for rehabilitation medical records can significantly improve the quality of data reporting based on the medical record summary sheet, thereby enhancing the quality control of rehabilitation services, effectively supporting the optimization of rehabilitation medical insurance payment mechanisms, and contributing to the establishment of rehabilitation medical performance evaluation and payment based on DRG and DIP. ConclusionStructured rehabilitation records and data standardization are crucial tools for quality control in rehabilitation. Systematically applying the three reference classifications of the WHO-FICs, and aligning with national medical record and electronic health record specifications, facilitate the development of a standardized rehabilitation record architecture and core dataset. Standardizing rehabilitation care pathways based on the ICF methodology, and developing ICF- and ICD-11-based rehabilitation assessment tools, auxiliary diagnostic and therapeutic systems, and supporting terminology and coding systems, can effectively enhance the quality of rehabilitation records and enable interoperability and sharing of rehabilitation data with other medical data, ultimately improving the quality and safety of rehabilitation services.
5.Effect of Acupuncture with the Method of Soothing the Liver and Regulating the Mind on the TLR4/NF-κB Pathway in the Hippocampus of Lipopolysaccharide-Induced Depression Model Mice
Bingxin WU ; Yi ZHOU ; Sibo HAN ; Xichang HUANG ; Junye MA ; Baile NING ; Shanze WANG ; Wenbin FU
Journal of Traditional Chinese Medicine 2025;66(5):526-531
ObjectiveTo explore the potential mechanism of acupuncture with the method of soothing the liver and regulating the mind in improving depressive disorder. MethodsEighteen C57BL/6J mice were randomly divided into blank group, model group, and acupuncture group, with 6 mice in each group. The model group and the acupuncture group were subjected to depression induction by intraperitoneal injection of lipopolysaccharide (LPS), while the blank group received an equal volume of normal saline once daily for seven consecutive days. Concurrently, the acupuncture group received "soothing the liver and regulating the mind" acupuncture intervention starting from the first day of modeling, once daily for 14 days; whereas the blank group and the model group were only restrained without acupuncture. The sucrose preference test was used to assess sucrose preference rate, the open-field test to measure center stay time and total travel distance, and the forced swim test to evaluate immobility time. Hematoxylin-eosin (HE) staining was performed to observe hippocampal morphological changes. Enzyme-linked immunosorbent assay (ELISA) was used to detect levels of interleukin-1β (IL-1β), interleukin-6 (IL-6), and tumor necrosis factor-α (TNF-α) in hippocampal tissue. Western blot analysis was conducted to examine the protein expression levels of Toll-like receptor 4 (TLR4) and nuclear factor-κB (NF-κB) in the hippocampus. ResultsCompared to the blank group, the model group showed a significant reduction in sucrose preference rate, center stay time, and total travel distance, along with a significant increase in immobility time in the forced swim test, hippocampal IL-1β, IL-6, and TNF-α levels, as well as TLR4 and NF-κB protein expression (P<0.01), and the histological examination revealed blurred hippocampal neuronal boundaries, loose arrangement, and some neurons exhibiting nuclear pyknosis and deep staining. Compared to the model group, the acupuncture group demonstrated a significant increase in sucrose preference rate, center stay time, and total travel distance, along with a significant reduction in immobility time in the forced swim test, hippocampal IL-1β, IL-6, and TNF-α levels, and TLR4 and NF-κB protein expression (P<0.01), and the histological analysis showed that hippocampal neurons in the acupuncture group were more tightly arranged, with reduced nuclear pyknosis and deep staining. ConclusionAcupuncture with the "soothing the liver and regulating the mind" method can significantly improve depression-like behavior, potentially by inhibiting the hippocampal TLR4/NF-κB signaling pathway and alleviating inflammatory responses.
6.Prediction of pN Staging of Papillary Thyroid Carcinoma Using Ultrasonography Radiomics and Deep Neural Networks
Jieli ZHOU ; Linjuan WU ; Pengtian ZHANG ; Yanxia PENG ; Dong HAN
Cancer Research on Prevention and Treatment 2025;52(2):151-155
Objective To assess the accuracy of pN staging prediction in papillary thyroid carcinoma (PTC) using ultrasound radiomics and deep neural networks (DNN). Methods A retrospective analysis was conducted on 375 patients with pathologically confirmed PTC, comprising 261 cases in the training set and 114 in the test set. Staging was categorized as pN0 (no cervical lymph node metastasis), pN1a (central neck lymph node metastasis), and pN1b (lateral neck lymph node metastasis). An ultrasound physician manually segmented the regions of interest (ROIs) for PTC, extracting
7.Clinical Efficacy of Jinwei Pingchuan Decoction in Treatment of Acute Exacerbation of Chronic Obstructive Pulmonary Disease with Phlegm-heat Obstruction in Lung Syndrome
Xudong ZHENG ; Deyu KONG ; Benzhang ZHAO ; Huimin ZHOU ; Ruitao WANG ; Jianjun WU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):125-133
ObjectiveTo study the effect of Jinwei Pingchuan decoction combined with conventional Western medicine on the number of acute exacerbations, lung function, and clinical symptoms in patients with acute exacerbation of chronic obstructive pulmonary disease (COPD) with phlegm-heat obstruction in lung syndrome. MethodsA non-randomized controlled trial was conducted to include 60 patients with acute exacerbation of COPD with phlegm-heat obstruction in lung syndrome. Patients were divided into a treatment group and a control group based on whether they received Jinwei Pingchuan decoction, with 30 patients in each group. The treatment group received Jinwei Pingchuan decoction combined with conventional Western medicine therapy, while the control group received conventional Western medicine therapy alone. Both groups received treatment for 7 days. The number of acute exacerbations and lung function indices were followed up and recorded before treatment and three months after treatment. The following outcomes were observed before and after treatment: the number of acute exacerbations, lung function indices (forced expiratory volume in one second [FEV1], percentage of predicted value [FEV1%pred], forced vital capacity [FVC], and FEV1/FVC ratio), the degree of acute exacerbation, TCM syndrome score, COPD assessment test (CAT) score, modified British Medical Research Council Dyspnea Questionnaire (mMRC) score, C-reactive protein (CRP), and white blood cell (WBC) count. ResultsAfter 3 months of follow-up, the treatment group showed a significant reduction in the number of acute exacerbations compared with the pre-treatment values (P<0.05). After treatment, the treatment group had fewer acute exacerbations than the control group (P<0.05). The degree of acute exacerbation in the treatment group improved significantly compared with the pre-treatment values (P<0.05). After treatment, the degree of acute exacerbation in the treatment group was improved compared to the control group (P<0.05). Regarding lung function, FEV1, FEV1%pred, FVC, and FEV1/FVC ratio increased significantly in the treatment group compared with the pre-treatment values (P<0.05), and similar improvements were observed in the control group (P<0.05). After treatment, FEV1 and FVC were higher in the treatment group than the control group (P<0.05). Regarding TCM syndrome scores, the scores for individual symptoms such as wheezing, cough, expectoration, chest tightness, shortness of breath, and fatigue, as well as the total score, decreased significantly in the treatment group compared with the pre-treatment values (P<0.05). In the control group, the scores for cough, expectoration, chest tightness, fatigue, and palpitation, as well as the total score, also decreased (P<0.05). After treatment, the treatment group showed significantly lower scores for wheezing, cough, chest tightness, shortness of breath, and the total score than the control group (P<0.05). Regarding the CAT score, the scores for cough, expectoration, chest tightness, climbing stairs, going out, activity, and energy, as well as the total score, decreased significantly in the treatment group compared with the pre-treatment values (P<0.05). In the control group, the scores for cough, expectoration, chest tightness, sleep, energy, and the total score decreased (P<0.05). After treatment, the treatment group showed significantly lower scores for cough, expectoration, chest tightness, activity, and going out than the control group (P<0.05). Regarding the mMRC score, CRP level, and WBC count, all these parameters decreased significantly in the treatment group compared with the pre-treatment values (P<0.05), and similar reductions were observed in the control group (P<0.05). ConclusionJinwei Pingchuan decoction can reduce the number of acute exacerbations and the degree of acute exacerbation in patients with acute exacerbation of COPD with phlegm-heat obstruction in lung syndrome. It also improves lung function and symptoms such as cough and chest tightness, thereby enhancing the quality of life of patients.
8.Study on meal preferences of school aged children based on discrete choice experiment
Chinese Journal of School Health 2025;46(1):45-49
Objective:
To explore the relative importance of different food attributes and levels in food decision making of school aged children, and to understand their meal preferences, so as to provide the evidence for formulating precise intervention strategies for dietary behaviours of school aged children.
Methods:
From May to June 2024, a total of 854 children aged 11 to 15 years old were selected from 2 middle schools (each school in urban and rural areas) in both Hubei Province and Anhui Province by stratified cluster random sampling method to conduct a D-optimal discrete choice experiment. The mixed Logit model was used to analyze children s preference for meal attributes and different levels, and to calculate the relative importance (RI) of attributes and willingness to pay (WTP) in meal choices.
Results:
The included five food attributes had statistical significance on meal choice of school aged children ( P <0.05). The relative importance of food attributes affecting the meal choices of school aged children in descending order were dining mode ( RI =31.26%), food varieties ( RI =30.56%), cooking method( RI =23.84%), taste( RI =8.06%) and price ( RI =6.27%). Among them, school aged children preferred home cooked meals ( β =0.74) (WTP=86.3 yuan),varied foods(grain/tubers+vegetables+fish, meat, eggs and beans) ( β =0.61) (WTP=71.9 yuan), fried/roasted cooking ( β =0.51) and spicy taste ( β =0.33).Price was negatively correlated with meal choices( β =-0.01) ( P <0.05). Based on residential area and body mass index (BMI), the stratified analysis showed that dining mode was highest in the relative importance for rural children with overweight and obese children ( RI =31.28%,34.17%), both of whom preferred home cooked meals ( β =0.76, 0.91), and meals containing fish, meat, eggs and beans with grain/tubers or grain/tubers and vegetables in terms of food choice (area: β =0.53, 0.53 ; BMI: β =0.55, 0.56) ( P <0.05).
Conclusions
School aged children have different preferences for different attributes of meals. The quality of school meals should be improved,the cost of buying healthy meals should be reduced,targeted family health education should be carried out,and healthy cooking methods should be advocated.
9.Application of deep learning in oral imaging analysis
Yuxuan YANG ; Jingyi TAN ; Lili ZHOU ; Zirui BIAN ; Yifan CHEN ; Yanmin WU
Chinese Journal of Tissue Engineering Research 2025;29(11):2385-2393
BACKGROUND:In recent years,deep learning technologies have been increasingly applied in the field of oral medicine,enhancing the efficiency and accuracy of oral imaging analysis and promoting the rapid development of intelligent oral medicine. OBJECTIVE:To elaborate the current research status,advantages,and limitations of deep learning based on oral imaging in the diagnosis and treatment decision-making of oral diseases,as well as future prospects,exploring new directions for the transformation of oral medicine under the backdrop of deep learning technology. METHODS:PubMed was searched for literature related to deep learning in oral medical imaging published from January 2017 to January 2024 with the search terms"deep learning,artificial intelligence,stomatology,oral medical imaging."According to the inclusion criteria,80 papers were finally included for review. RESULTS AND CONCLUSION:(1)Classic deep learning models include artificial neural networks,convolutional neural networks,recurrent neural networks,and generative adversarial networks.Scholars have used these models in competitive or cooperative forms to achieve more efficient interpretation of oral medical images.(2)In the field of oral medicine,the diagnosis of diseases and the formulation of treatment plans largely depend on the interpretation of medical imaging data.Deep learning technology,with its strong image processing capabilities,aids in the diagnosis of diseases such as dental caries,periapical periodontitis,vertical root fractures,periodontal disease,and jaw cysts,as well as preoperative assessments for procedures such as third molar extraction and cervical lymph node dissection,helping clinicians improve the accuracy and efficiency of decision-making.(3)Although deep learning is promising as an important auxiliary tool for the diagnosis and treatment of oral diseases,it still has certain limitations in model technology,safety ethics,and legal regulation.Future research should focus on demonstrating the scalability,robustness,and clinical practicality of deep learning,and finding the best way to integrate automated deep learning decision support systems into routine clinical workflows.
10.Establishment of an Intestinal Fibrosis Model Associated with Inflammatory Bowel Disease in VDR-/- Mice Induced by Helicobacter hepaticus Infection and Mechanism Exploration
Zhihao WU ; Shuyang CAO ; Zhengyu ZHOU
Laboratory Animal and Comparative Medicine 2025;45(1):37-46
ObjectiveTo employ Helicobacter hepaticus (H.hepaticus, H.h) to induce intestinal fibrosis in vitamin D receptor deletion (VDR-/-) mice, thereby establishing a model of inflammatory bowel disease to investigate its pathological characteristics and underlying mechanisms. MethodsFive male WT and five male VDR-/- mice were orally administered a suspension containing 2×108 CFU of H.hepaticus (referred to as the WT+H.h group and the VDR-/-+H.h group, respectively), with treatments occurring every other day for three administrations. Concurrently, two uninfected control groups were established, consisting of five WT and five VDR-/- mice, which were administered an equivalent volume of PBS. Seven days after the final administration, the infection status of the mice was assessed, and their body weight was recorded weekly. At the 16th week post-infection, the mice were dissected, and the length of the colon tissue was measured, with fecal moisture content analyzed. The colon tissue was partitioned into four parts: one for paraffin embedding for HE, alcian blue-periodic acid Schiff (AB-PAS), Masson's trichrome staining, and immunohistochemical analysis; one for DNA extraction to evaluate the colonization levels of H.hepaticus through real-time fluorescent quantitative polymerase chain reaction (RFQ-PCR), thereby assessing the impact of the infection; one for RNA extraction to analyze cytokine expression via reverse transcription-PCR (RT-PCR); and one for protein extraction to measure the expression levels of alpha smooth muscle actin (α-SMA) and interleukin (IL)-33 using Western blotting. Results All mice in the infected groups successfully were infected with H. hepaticus after three oral gavages. Compared to VDR-/- control group, VDR-/- mice exhibited significant weight loss (P<0.05), intestinal hemorrhage, and higher fecal water content after 16 weeks of H. hepaticus infection than the uninfected control group and the WT+H.h group (P<0.05). Compared to the WT+H.h group, HE staining of the VDR-/-+H.h group showed inflammatory cell infiltration, AB-PAS staining revealed irregular atrophy of intestinal glands and reduced acini, and Masson staining showed increased collagen area. RT-PCR demonstrated that the transcription levels of inflammation and fibrosis-related genes, including IL-6, IL-33, tumor necrosis factor-α (TNF-α), and α-SMA (P < 0.000 1), were significantly upregulated in the colon tissues of VDR-/-+H.h group. Additionally, immunohistochemical analysis and Western blotting showed that the protein expression levels of IL-33 and α-SMA were markedly increased (P<0.001) in the VDR-/-+H.h group. ConclusionVDR-/- mice infected with H.hepaticus exhibit more severe inflammatory responses, including mucosal inflammatory infiltration, impaired mucosal tissue function, and collagen deposition, indicating successful construction of the inflammatory bowel disease model. Further research suggests that VDR deficiency may exacerbate the intestinal fibrosis process associated with inflammatory bowel disease by affecting IL-33 expression.


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