1.Mechanism of Jinyang Dingtong Plaster in Improving Peripheral Pain Sensitization and Synovial Fibrosis in Knee Osteoarthritis by Blocking Ion Channels of TRPs
Jinliang HE ; Lu ZHANG ; Shixin XING ; Xilu REN ; Jingxing JIANG ; Junfeng KANG ; Xuliang HAO
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):108-116
ObjectiveThis paper aims to investigate the mechanism of Jinyang Dingtong plaster in improving the peripheral pain sensitization and synovial fibrosis in rats with knee osteoarthritis (KOA) by blocking the ion channels of transient receptor potentials (TRPs). MethodsThe active components in the transdermal absorption solution of Jinyang Dingtong plaster were identified by using ultra-high performance liquid chromatography-electrospray ionization-quadrupole ion trap tandem mass spectrometry (UPLC-MS/MS) technology. A KOA rat model was established through intra-articular injection of monoiodoacetic acid. The rats were randomly divided into blank control group, KOA group, compound Nanxing Zhitong plaster Group, and Jinyang Dingtong plaster group, with eight rats per group. Among them, the rats in the compound Nanxing Zhitong plaster group and the Jinyang Dingtong plaster group were intervened with external application treatment. After the intervention period, the cold and mechanical stimulus pain thresholds of rats in each group were detected, and the transverse diameter of the knee joint was measured. The levels of inflammatory factors in the serum such as interleukin-1β (IL-1β), tumor necrosis factor-α (TNF-α), nerve growth factor (NGF), and calcitonin gene-related peptide (CGRP) were determined by enzyme-linked immunosorbent assay (ELISA). Protein expression levels of transient receptor potential ankyrin 1 (TRPA1), transient receptor potential melastatin 8 (TRPM8), transient receptor potential vanilloid 1 (TRPV1), transient receptor potential vanilloid 4 (TRPV4), transforming growth factor-β (TGF-β), and vascular endothelial growth factor (VEGF) in synovial tissue were detected by Western blot. Histopathological changes in synovial tissue were observed by using hematoxylin and eosin (HE), Masson, and Sirius red staining, while the expression of type Ⅰ collagen and alpha-smooth muscle actin (α-SMA) was detected by multiplex immunofluorescence. ResultsA total of 35 active components in the transdermal absorption solution of Jinyang Dingtong plaster were identified by UPLC-MS/MS, including phenolic acids, flavonoids, quinones, alkaloids, terpenes, lignans, and coumarins. Among them, the constituents such as berberine, paeoniflorin, ferulic acid, and caffeic acid exhibit clear anti-inflammatory, analgesic, and anti-fibrotic pharmacological effects. Compared to the blank control group, rats in the KOA group showed a significant decrease in cold and mechanical stimuli pain thresholds (P<0.01). After 14 and 28 days of Jinyang Dingtong plaster intervention, the pain threshold in this group was significantly increased compared to that in KOA group (P<0.01), showing no significant difference from that in compound Nanxing Analgesic plaster group. Additionally, Jinyang Dingtong plaster reduced the levels of IL-1β, TNF-α, NGF, and CGRP in the serum of KOA rats (P<0.01), lowered the expression of TRPA1, TRPM8, TRPV1, TRPV4, TGF-β, and VEGF proteins in synovial tissue (P<0.01), improved synovial pathological damage in KOA rats, and significantly decreased fluorescence intensity of type Ⅰ collagen and α-SMA (P<0.01). ConclusionJinyang Dingtong plaster can improve the peripheral pain sensitization and synovial fibrosis in KOA rats by downregulating the expression of ion channels of TRPs and related inflammatory and fibrotic factors.
2.Mechanism of Jinyang Dingtong Plaster in Improving Peripheral Pain Sensitization and Synovial Fibrosis in Knee Osteoarthritis by Blocking Ion Channels of TRPs
Jinliang HE ; Lu ZHANG ; Shixin XING ; Xilu REN ; Jingxing JIANG ; Junfeng KANG ; Xuliang HAO
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):108-116
ObjectiveThis paper aims to investigate the mechanism of Jinyang Dingtong plaster in improving the peripheral pain sensitization and synovial fibrosis in rats with knee osteoarthritis (KOA) by blocking the ion channels of transient receptor potentials (TRPs). MethodsThe active components in the transdermal absorption solution of Jinyang Dingtong plaster were identified by using ultra-high performance liquid chromatography-electrospray ionization-quadrupole ion trap tandem mass spectrometry (UPLC-MS/MS) technology. A KOA rat model was established through intra-articular injection of monoiodoacetic acid. The rats were randomly divided into blank control group, KOA group, compound Nanxing Zhitong plaster Group, and Jinyang Dingtong plaster group, with eight rats per group. Among them, the rats in the compound Nanxing Zhitong plaster group and the Jinyang Dingtong plaster group were intervened with external application treatment. After the intervention period, the cold and mechanical stimulus pain thresholds of rats in each group were detected, and the transverse diameter of the knee joint was measured. The levels of inflammatory factors in the serum such as interleukin-1β (IL-1β), tumor necrosis factor-α (TNF-α), nerve growth factor (NGF), and calcitonin gene-related peptide (CGRP) were determined by enzyme-linked immunosorbent assay (ELISA). Protein expression levels of transient receptor potential ankyrin 1 (TRPA1), transient receptor potential melastatin 8 (TRPM8), transient receptor potential vanilloid 1 (TRPV1), transient receptor potential vanilloid 4 (TRPV4), transforming growth factor-β (TGF-β), and vascular endothelial growth factor (VEGF) in synovial tissue were detected by Western blot. Histopathological changes in synovial tissue were observed by using hematoxylin and eosin (HE), Masson, and Sirius red staining, while the expression of type Ⅰ collagen and alpha-smooth muscle actin (α-SMA) was detected by multiplex immunofluorescence. ResultsA total of 35 active components in the transdermal absorption solution of Jinyang Dingtong plaster were identified by UPLC-MS/MS, including phenolic acids, flavonoids, quinones, alkaloids, terpenes, lignans, and coumarins. Among them, the constituents such as berberine, paeoniflorin, ferulic acid, and caffeic acid exhibit clear anti-inflammatory, analgesic, and anti-fibrotic pharmacological effects. Compared to the blank control group, rats in the KOA group showed a significant decrease in cold and mechanical stimuli pain thresholds (P<0.01). After 14 and 28 days of Jinyang Dingtong plaster intervention, the pain threshold in this group was significantly increased compared to that in KOA group (P<0.01), showing no significant difference from that in compound Nanxing Analgesic plaster group. Additionally, Jinyang Dingtong plaster reduced the levels of IL-1β, TNF-α, NGF, and CGRP in the serum of KOA rats (P<0.01), lowered the expression of TRPA1, TRPM8, TRPV1, TRPV4, TGF-β, and VEGF proteins in synovial tissue (P<0.01), improved synovial pathological damage in KOA rats, and significantly decreased fluorescence intensity of type Ⅰ collagen and α-SMA (P<0.01). ConclusionJinyang Dingtong plaster can improve the peripheral pain sensitization and synovial fibrosis in KOA rats by downregulating the expression of ion channels of TRPs and related inflammatory and fibrotic factors.
3.Construction and validation of circadian rhythm genes-related prognostic risk model for lung adenocarcinoma
Yanqi CUI ; Hu ZHAO ; Yawei ZHANG ; Lin NI ; Duohuang LIAN ; Jingrong YANG ; Shixin YE ; Fengfeng XU ; Jincan ZHANG ; Zhiyong ZENG
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2026;33(04):550-558
Objective To explore the relationship between circadian rhythm genes and the occurrence, development, prognosis, and tumor microenvironment (TME) of lung adenocarcinoma (LUAD). Methods The Cancer Genome Atlas data were used to evaluate the expression, copy number variation, and somatic mutation frequency of circadian gene sets in LUAD. Gene ontology, Kyoto encyclopedia of genes and genomes, and gene set enrichment analysis were used to explore the potential mechanisms by which circadian rhythm genes affected LUAD progression. Cox regression, least absolute shrinkage and selection operator regression, support vector machine recursive feature elimination, and random forest screened circadian genes and established prognostic models, and on this basis constructed nomogram to predict patients’ 1-, 3-, and 5-year survival rates. Kaplan-Meier survival curves, receiver operating characteristic (ROC) curves, and time-dependent ROC curves were drawn to evaluate the predictive ability of the model, and the external dataset of GEO further verified the prognostic value of the prediction model. In addition, we evaluated the association of the prognostic model with immune cells and immune checkpoint genes. Single cell RNA sequencing (scRNA-seq) analysis was used to explore the molecular characteristics between prognostically relevant circadian genes and different immune cell populations in TME. Results Differentially expressed circadian rhythm genes were mainly enriched in biological processes related to cGMP-PKG signaling pathway, lipid and atherosclerosis, and JAK-STAT signaling pathway. Seven circadian rhythm genes: LGR4, CDK1, KLF10, ARNTL2, RORA, NPAS2, PTGDS were screened out, and a RiskScore model was established. According to the median RiskScore, samples were divided into a high-risk group and a low-risk group. Compared with patients in the low-risk group, patients in the high-risk group showed a poorer prognosis (P<0.001). Immunological characterization analysis showed that there were differences in the infiltration of multiple immune cells between the low-risk group and high-risk group. Most immune checkpoint genes had higher expression levels in the high-risk group than those in the low-risk group, and RiskScore was positively correlated with the expression of CD276, TNFSF4, PDCD1LG2, CD274, and TNFRSF9, and negatively correlated with the expression of CD40LG and TNFSF15. The scRNA-seq analysis showed that RORA and KLF10 were mainly expressed in natural killer cells. Conclusion The prognostic model based on seven feature circadian rhythm genes has certain predictive value for predicting survival of LUAD patients. Dysregulated expression of circadian genes may regulate the occurrence, progression as well as prognosis of LUAD through affecting TME, which provides a possible direction for finding potential strategies for treating LUAD from the perspective of mechanism by which circadian disorder affects immune cells.
4.Construction of a prognostic prediction model for invasive lung adenocarcinoma based on machine learning
Yanqi CUI ; Jingrong YANG ; Lin NI ; Duohuang LIAN ; Shixin YE ; Yi LIAO ; Jincan ZHANG ; Zhiyong ZENG
Chinese Journal of Clinical Thoracic and Cardiovascular Surgery 2025;32(01):80-86
Objective To determine the prognostic biomarkers and new therapeutic targets of the lung adenocarcinoma (LUAD), based on which to establish a prediction model for the survival of LUAD patients. Methods An integrative analysis was conducted on gene expression and clinicopathologic data of LUAD, which were obtained from the UCSC database. Subsequently, various methods, including screening of differentially expressed genes (DEGs), Gene Ontology (GO), Kyoto Encyclopedia of Genes and Genomes (KEGG) analysis and Gene Set Enrichment Analysis (GSEA), were employed to analyze the data. Cox regression and least absolute shrinkage and selection operator (LASSO) regression were used to establish an assessment model. Based on this model, we constructed a nomogram to predict the probable survival of LUAD patients at different time points (1-year, 2-year, 3-year, 5-year, and 10-year). Finally, we evaluated the predictive ability of our model using Kaplan-Meier survival curves, receiver operating characteristic (ROC) curves, and time-dependent ROC curves. The validation group further verified the prognostic value of the model. Results The different-grade pathological subtypes' DEGs were mainly enriched in biological processes such as metabolism of xenobiotics by cytochrome P450, natural killer cell-mediated cytotoxicity, antigen processing and presentation, and regulation of enzyme activity, which were closely related to tumor development. Through Cox regression and LASSO regression, we constructed a reliable prediction model consisting of a five-gene panel (MELTF, MAGEA1, FGF19, DKK4, C14ORF105). The model demonstrated excellent specificity and sensitivity in ROC curves, with an area under the curve (AUC) of 0.675. The time-dependent ROC analysis revealed AUC values of 0.893, 0.713, and 0.632 for 1-year, 3-year, and 5-year survival, respectively. The advantage of the model was also verified in the validation group. Additionally, we developed a nomogram that accurately predicted survival, as demonstrated by calibration curves and C-index. Conclusion We have developed a prognostic prediction model for LUAD consisting of five genes. This novel approach offers clinical practitioners a personalized tool for making informed decisions regarding the prognosis of their patients.
5.Changes of lymphocyte subsets in peripheral blood and immunological pathogenesis of Graves disease
Tieqiang LIU ; Shan HUANG ; Li LIAO ; Xinyang LI ; Peng SUN ; Yi WANG ; Yijian ZHANG ; Bingxia LI ; Xuemin WEI ; Yufang LI ; Shixin SUN ; Yanli NI ; Yi FANG ; Bin ZHANG
Chinese Journal of Laboratory Medicine 2025;48(11):1439-1445
Objective:To retrospectively analyze the changes in the proportion of refined lymphocyte subsets in peripheral blood of patients with Graves disease (GD), and their correlation with the clinical characteristics and efficacy of GD, and to explore the immunological pathogenesis of Graves disease for seeking new therapeutic targets.Methods:A total of 97 newly diagnosed GD patients (GD group), 27 patients after treatment (treatment group), and 31 healthy individuals (control group) who visited the Fifth Medical Center of the PLA General Hospital from 2018 to 2021 were included in this study. The data of refined lymphocyte subsets, thyroid function, blood routine and clinical treatment of the three groups were compared and analyzed. The t-test and rank sum test were used to compare the proportions of lymphocyte subsets among different groups, and Pearson correlation analysis was used to analyze the correlation between the proportions of lymphocyte subsets and thyroid function indicators.Results:The proportion of B cells in GD group was higher than that in the control group [16.2%(11.8%, 21.8%) vs 10.2%(8.1%,13.6%)], while the proportion of natural killer (NK) cells was lower [9.4%(4.9%, 13.6%) vs 14.6%(12.1%,18.8%)], and the differences were statistically significant ( P<0.05). Abnormal T cell differentiation: the proportions of functional cells, including activated T cells, memory T cells, clustering antigen(CD)4+memory T cells, Th1 cells, and Tc1 cells, were lower than that in the control group [3.2%(2.1%, 5.7%) vs 5.8%(3.0%, 9.3%), P<0.05; 36.7% (29.9%, 48.1%) vs 48.0%(39.2%,57.7%), P<0.05; 23.1%(17.4%, 30.1%) vs 28.9%(23.3%,34.6%), P<0.05; 16.4% (11.8%, 23.6%) vs 24.3%(16.9%,28.5%), P<0.05; 28.5% (14.7%, 39.2%) vs 46.3%(21.6%,69.2%), P<0.05]. The proportion of activated T cells in the treatment group was higher than that in the GD group [6.5% (4.6%, 13.6%) vs 3.2% (2.1%, 5.7%), P<0.05]. The total triiodothyronine results showed positive correlations with B cells ( r=0.356, P<0.01) and negative correlations with NK cells ( r=?0.416, P<0.01), while the total thyroxine values showed negative correlations with NK cells and activated T cells ( r=?0.318,?0.335; P<0.01). Thyroid stimulating hormone and CD8+initial T cells were positively correlated ( r=0.382, P<0.01). The proportion of B cells, cytotoxic T cells and suppressor T cells in CD8+cells of patients with complications [such as Graves orbitopathy (GO), thyroid toxic cardiomyopathy, etc.] was significantly different from that of the simple GD patients [18.3% (14.1%, 27.1%) vs 14.6% (10.8%, 21.4%), Z=2.54, P<0.05; 73.4%(65.6%,83.6%)vs 65.0%(50.3%,79.3%), Z=2.93, P<0.05; 26.6%(16.4%, 37.5%)vs 35.0%(20.7%,49.7%), Z=?2.74, P<0.05]. The proportion of suppressor T cells in GO patients was lower than that in non-GO patients [6.1% (3.4%, 8.1%) vs 8.5% (4.9%, 13.6%), Z=?3.20 P<0.05]. Conclusion:There are significant alterations in the circulating immune cells of GD patients, suggesting that immunological abnormalities play a crucial role in the onset and progression of the disease.
6.Effects of Yifei Jianpi Prescription on Airway Mucus Hypersecretion and Protein Expressions of EGFR/PKC/NF-κB Pathway in Rats with Acute Lung Injury
Yaru YANG ; Yujie YANG ; Zhongbo ZHU ; Xuhui ZHANG ; Xiping LIU ; Hongmei LI ; Shixia LI ; Shixin ZHOU
Chinese Journal of Information on Traditional Chinese Medicine 2025;32(9):83-90
Objective To observe the effects of Yifei Jianpi Prescription on airway mucus hypersecretion and protein expressions of EGFR/PKC/NF-κB pathway in lipopolysaccharide(LPS)-induced acute lung injury(ALI)model rats;To explore its mechanism in the treatment of ALI.Methods Ten of 60 SPF SD rats were randomly selected as blank group,and the other rats were intratracheal instilled with LPS to establish ALI model.The model rats were randomly divided into model group,dexamethasone group and Yifei Jianpi Prescription high-,medium-and low-dosage groups,with 8 rats in each group.Each treatment group was given corresponding drug solution by gavage,and the blank group and model group were given equal volume of normal saline by gavage,once a day for 14 days.The pulmonary functions of rats were measured[peak expiratory flow(PEF),tidal volume(TV),expiratory volume(EV),50%expiratory flow rate(EF50)],HE staining was used to observe the morphology of lung tissue,AB-PAS staining was used to evaluate the proliferation and mucus secretion of goblet cells,the expressions of epidermal growth factor receptor(EGFR),protein kinase C(PKC),nuclear factor-κB(NF-κB)p65 and MUC5AC in lung tissue were detected by immunofluorescence staining,the mRNA expressions of EGFR and MUC5AC in lung tissue were detected by fluorescent quantitative PCR,and the content of MUC5AC in lung tissue was detected by ELISA.Results Compared with the blank group,PEF,TV,EV and EF50 of the model group rats significantly decreased(P<0.01);the bronchial wall was significantly thickened,the lumen narrowed,pulmonary interstitial edema and hyperemia,the thickness of alveolar wall increased,accompanied by a large number of inflammatory cells infiltration,and the lung tissue injury score increased significantly(P<0.01);goblet cells proliferated significantly,mucus secretion increased significantly(P<0.01);the protein expressions of EGFR,PKC,NF-κB p65,MUC5AC and mRNA expressions of EGFR and MUC5AC in lung tissue increased significantly(P<0.01),and the content of MUC5AC in lung tissue increased significantly(P<0.01).Compared with the model group,PEF,TV,EV and EF50 in dexamethasone group and Yifei Jianpi Prescription each dosage groups increased in varying degrees;the pathological injury of lung tissue was alleviated to varying degrees,the score of lung tissue injury was reduced;the proliferation of goblet cells was reduced,and the secretion of mucus was reduced,the expressions of EGFR,PKC,NF-κB p65,MUC5AC protein and EGFR,MUC5AC mRNA in lung tissue decreased,and the content of MUC5AC in lung tissue decreased.There was statistical significance in dexamethasone group and Yifei Jianpi Prescription high-and medium-dosage groups(P<0.01).Conclusion Yifei Jianpi Prescription can inhibit the hypersecretion of airway mucus and the high expression of EGFR/PKC/NF-κB pathway protein in rats with ALI induced by LPS.
7.Validity and reliability of the Chinese version of the Supervisory Relationship Questionnaire
Wei ZHENG ; Xiaomin LI ; Zijian XU ; Xinrui WANG ; Tiegang XIN ; Shixin WANG ; Chunyi LI ; Yan ZHANG
Chinese Mental Health Journal 2025;39(12):1031-1036
Objective:To adapt and validate the Chinese version of the Supervisory Relationship Questionnaire(SRQ)and evaluate its psychometric properties among supervisees.Methods:Item analysis,exploratory factor anal-ysis(EFA)and confirmatory factor analysis(CFA)were conducted on data from 888 supervisees recruited via on-line platform.Test-retest reliability over a four-week interval was examined in a randomly selected subset of 70 su-pervisees.An additional sample of 367 supervisees completed the Supervisory Relationship Scale(SRS)to evaluate criterion validity.Results:The revised SRQ contained 65 items and 6 factors.Both exploratory factor analysis and confirmatory factor analysis supported six-factor structure(safe base,structure,commitment,reflective education,role model and formative feedback),explaining 66.52%of the variance,with factor loadings of the items ranging from 0.58 to 0.83.The revised SRQ had six factors with good fit indices(x2/df=1.31,GFI=0.81,NFI=0.87,CFI=0.97,TLI=0.90,IFI=0.91,RMSEA=0.03,SRMR=0.05).The scores of the revised SRQ were positively correlated with the scores of SRS(ICC=0.96,P<0.01).The Cronbach α coefficient of the revised SRQ was 0.97,and the test-retest reliability coefficient(ICC)was 0.74.Conclusion:The SRQ-C demonstrates sound psy-chometric properties,including structural validity,criterion-related validity,internal consistency,and temporal stabil-ity.It is a reliable and valid instrument for assessing supervisory relationships from the supervisee perspective.
8.Nonspecific peripheral T cell lymphoma combined with pure red cell aplasia: a case report and literature review
Xueya ZHANG ; Yuyu ZHENG ; Dage FAN ; Jinfa ZHONG ; Shixin WU
Chinese Journal of Hematology 2025;46(4):359-362
Nonspecific peripheral T-cell lymphoma (PTCL-NOS) combined with pure red cell aplasia (PRCA) is reported by only few in China. This article described a patient with PTCL-NOS who presented with severe anemia as the initial symptom, accompanied by multiple lymphadenopathy. Laboratory tests confirmed decreased red blood cell count and reticulocyte proportion, markedly reduced bone marrow red blood cell proliferation, and markedly increased proportion of bone marrow CD3 +CD8 + T lymphocytes. On lymph node pathology examination, immunohistochemistry was consistent with PTCL-NOS, with positive TCRβ gene rearrangement. First-line chemotherapy with four courses of ECHOP regimen led to significant reductions in lymph node size, partial remission on whole-body computed tomography evaluation, normalization of hemoglobin and bone marrow hematopoietic erythroid proliferation, and absence of CD3 +CD8 + T lymphocytes in bone marrow. Currently, the patient remains to have good prognosis with maintenance oral lenalidomide.
9.Exploration on the Effects of Shengxian Huaxian Prescription on Pulmonary Fibrosis with Regulating the Polarization of M2 Type Macrophages Based on STAT6/PPAR-γ Pathway
Hong YANG ; Shixin ZHOU ; Hongmei LI ; Yanlin WU ; Xiping LIU ; Zhongbo ZHU ; Xuhui ZHANG
Chinese Journal of Information on Traditional Chinese Medicine 2025;32(1):113-119
Objective To observe the synergistic effect of Shengxian Huaxian Prescription and its disassembled prescription on pulmonary fibrosis;To explore whether its mechanism is related to regulating the STAT6/PPAR-y pathway to promote polarization of M2 type macrophages towards M1 type.Methods Ten SD rats were randomly selected from 70 rats as blank group,and the remaining rats were re-established pulmonary fibrosis model by intratracheal infusion of bleomycin.After modeling,the rats were divided into model group,positive group,Shengxian Huaxian Prescription group,Shengxian group,Tongluo group and Bushen group,with 10 rats in each group.Shengxian Huaxian Prescription group,Shengxian group,Tongluo group and Bushen group were given 12.60,7.65,3.60 and 2.25 g/kg of corresponding TCM solution,respectively;the positive group was given 0.12 g/kg of pirfenidone suspension;the blank group and the model group were given equal volume of normal saline,once a day,for consecutive 28 days.The lung function of rats was detected,the contents of IL-6 and TGF-β1 in serum were detected by ELISA,the pathological changes in lung tissue were observed by Masson staining,the expression of CD68,iNOS and CD206,Arg-1 in lung tissue were detected by immunofluorescence,the expression of SOCS1,SOCS3,STAT6,p-STAT6 and PPAR-γ in lung tissue were detected by Western blot.Results Compared with the blank group,the PEF,PIF and EF50 in model group rats significantly decreased,and the contents of serum IL-6 and TGF-β1 significantly increased,Masson staining showed a large amount of collagen fiber deposition,Ashcroft score significantly increased,CD206,Arg-1,STAT6,p-STAT6,PPAR-y protein expression significantly increased(P<0.01),the expressions of SOCS1 and SOCS3 protein significantly decreased(P<0.01),while the expression of CD68 and iNOS were not significantly changed(P>0.05).Compared with the model group,the PEF,PIF and EF50 in all administration groups significantly increased,and the contents of serum IL-6 and TGF-β1 significantly decreased,collagen fiber deposition in lung tissue were decreased to varying degree,Ashcroft score significantly decreased,the expression of CD206,Arg-1,STAT6,p-STAT6 and PPAR-γ protein significantly decreased(P<0.01),the expressions of CD68,iNOS,SOCS1 and SOCS3 protein significantly increased(P<0.05).The above indicators showed the most significant changes in Shengxian Huaxian Prescription group,followed by Shengxian group(P<0.01,P<0.05).Conclusion Both Shengxian Huaxian Prescription and its disassembled prescription have anti pulmonary fibrosis effects,and their mechanism may related to regulating the STAT6/PPAR-y pathway and promoting polarization of M2 type macrophages towards M1 type.Shengxian Huaxian Prescription group has the best effect,while Shengxian group play an important role in the prescription,and the compatibility between each group has a synergistic effect.
10.Changes of lymphocyte subsets in peripheral blood and immunological pathogenesis of Graves disease
Tieqiang LIU ; Shan HUANG ; Li LIAO ; Xinyang LI ; Peng SUN ; Yi WANG ; Yijian ZHANG ; Bingxia LI ; Xuemin WEI ; Yufang LI ; Shixin SUN ; Yanli NI ; Yi FANG ; Bin ZHANG
Chinese Journal of Laboratory Medicine 2025;48(11):1439-1445
Objective:To retrospectively analyze the changes in the proportion of refined lymphocyte subsets in peripheral blood of patients with Graves disease (GD), and their correlation with the clinical characteristics and efficacy of GD, and to explore the immunological pathogenesis of Graves disease for seeking new therapeutic targets.Methods:A total of 97 newly diagnosed GD patients (GD group), 27 patients after treatment (treatment group), and 31 healthy individuals (control group) who visited the Fifth Medical Center of the PLA General Hospital from 2018 to 2021 were included in this study. The data of refined lymphocyte subsets, thyroid function, blood routine and clinical treatment of the three groups were compared and analyzed. The t-test and rank sum test were used to compare the proportions of lymphocyte subsets among different groups, and Pearson correlation analysis was used to analyze the correlation between the proportions of lymphocyte subsets and thyroid function indicators.Results:The proportion of B cells in GD group was higher than that in the control group [16.2%(11.8%, 21.8%) vs 10.2%(8.1%,13.6%)], while the proportion of natural killer (NK) cells was lower [9.4%(4.9%, 13.6%) vs 14.6%(12.1%,18.8%)], and the differences were statistically significant ( P<0.05). Abnormal T cell differentiation: the proportions of functional cells, including activated T cells, memory T cells, clustering antigen(CD)4+memory T cells, Th1 cells, and Tc1 cells, were lower than that in the control group [3.2%(2.1%, 5.7%) vs 5.8%(3.0%, 9.3%), P<0.05; 36.7% (29.9%, 48.1%) vs 48.0%(39.2%,57.7%), P<0.05; 23.1%(17.4%, 30.1%) vs 28.9%(23.3%,34.6%), P<0.05; 16.4% (11.8%, 23.6%) vs 24.3%(16.9%,28.5%), P<0.05; 28.5% (14.7%, 39.2%) vs 46.3%(21.6%,69.2%), P<0.05]. The proportion of activated T cells in the treatment group was higher than that in the GD group [6.5% (4.6%, 13.6%) vs 3.2% (2.1%, 5.7%), P<0.05]. The total triiodothyronine results showed positive correlations with B cells ( r=0.356, P<0.01) and negative correlations with NK cells ( r=?0.416, P<0.01), while the total thyroxine values showed negative correlations with NK cells and activated T cells ( r=?0.318,?0.335; P<0.01). Thyroid stimulating hormone and CD8+initial T cells were positively correlated ( r=0.382, P<0.01). The proportion of B cells, cytotoxic T cells and suppressor T cells in CD8+cells of patients with complications [such as Graves orbitopathy (GO), thyroid toxic cardiomyopathy, etc.] was significantly different from that of the simple GD patients [18.3% (14.1%, 27.1%) vs 14.6% (10.8%, 21.4%), Z=2.54, P<0.05; 73.4%(65.6%,83.6%)vs 65.0%(50.3%,79.3%), Z=2.93, P<0.05; 26.6%(16.4%, 37.5%)vs 35.0%(20.7%,49.7%), Z=?2.74, P<0.05]. The proportion of suppressor T cells in GO patients was lower than that in non-GO patients [6.1% (3.4%, 8.1%) vs 8.5% (4.9%, 13.6%), Z=?3.20 P<0.05]. Conclusion:There are significant alterations in the circulating immune cells of GD patients, suggesting that immunological abnormalities play a crucial role in the onset and progression of the disease.

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