1.Effect of different glaucoma surgeries on postoperative refractive status
International Eye Science 2026;26(3):417-423
Glaucoma, the leading cause of irreversible blindness worldwide, remains a central focus of ophthalmic research, particularly with regard to surgical management. Conventional procedures, such as trabeculectomy with mitomycin and glaucoma drainage device implantation, continue to be considered the gold standard because of their strong intraocular pressure lowering efficacy. However, these operations are associated with relatively high rates of postoperative complications, and perioperative fluctuations in intraocular parameters can introduce refractive prediction errors that ultimately compromise visual quality. In recent years, minimally invasive glaucoma surgery(MIGS)has gained increasing attention for its advantages in reducing complications, shortening operative time, minimizing incision size, and accelerating visual recovery, while better preserving postoperative refractive stability. This review systematically summarizes the differences in refractive outcomes between conventional surgery and MIGS, examines the underlying mechanisms, and discusses practical clinical strategies to manage refractive shifts. The aim is to provide a theoretical foundation for precise refractive management in glaucoma surgery, thereby enhancing patients' visual quality and overall quality of life.
2.Exploring on Processing Mechanism of Enhanced "Invigorating Spleen and Stopping Diarrhea" Effect of Soil-fried Atractylodis Macrocephalae Rhizoma Based on "Microscopic Characterization, Chemical Analysis and Pharmacodynamic Evaluation" Trinity
Guoshun SHAN ; Yuyan XIAO ; Chu YUAN ; Xiuai CHEN ; Qimiao ZHAO ; Xiang LIU ; Hao WU ; Ke ZHANG ; Siqi LIU ; Yongduo YU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):182-193
ObjectiveTo analyze the processing mechanism underlying the enhanced effect of invigorating spleen and stopping diarrhea of soil-fried Atractylodis Macrocephalae Rhizoma(AMR) by analyzing the changes of microstructure, chemical composition and anti-ulcerative colitis(UC) activity before and after soil stir-frying. MethodsThe microstructure and elemental composition of AMR before and after soil stir-frying were analyzed by scanning electron microscopy-energy dispersive spectroscopy(SEM-EDS), to investigate the differences in microstructure and the underlying causes. Ultra-high performance liquid chromatography-quadrupole-time-of-flight mass spectrometry(UPLC-Q-TOF-MS) coupled with UNIFI 1.9.2 natural product analysis platform were used to analyze and identify the chemical constituents in raw and soil-fried products, and multivariate statistical methods including principal component analysis(PCA) and orthogonal partial least squares-discriminant analysis(OPLS-DA) were used to explore the differences and sources of chemical constituents between them. A dextran sulfate sodium(DSS)-induced UC mouse model was established. The method of disease activity index(DAI) was used to evaluate the severity of intestinal inflammation. Hematoxylin-eosin(HE) staining was used to observe the pathological changes of colon tissue, enzyme-linked immunosorbent assay(ELISA) was used to detect the levels of inflammatory factors, Real-time quantitative polymerase chain reaction(Real-time PCR) and Western blot were used to analyze the expressions of key genes and proteins involved in the intestinal mucosal barrier. The 16S rRNA sequencing was used to evaluate the diversity of intestinal flora, headspace gas chromatography-mass spectrometry(HS-GC-MS) was used to explore the levels of short-chain fatty acids(SCFAs) in feces. Base on the above findings, this paper investigated the effects of raw and soil-fried AMR on the biological, chemical, mechanical and immune barriers of model animals, and the differences in pharmacological effects and underlying mechanisms from the perspective of regulating the intestinal mucosal barrier in UC mice. ResultsSEM observation revealed numerous hearth soil particles on the surface of soil-fried AMR, accompanied by bubble-like bulges. At the same time, there were many cracks and folds on the surface of the hearth soil. EDS analysis revealed that the contents of Si, Al, Mg and Ca in soil-fried AMR were significantly higher than those of raw products, and these elements constituted the primary components of hearth soil. UPLC-Q-TOF-MS combined with database comparison was used to identify the chemical constituents of raw and soil-fried AMR. In positive ion mode, a total of 132 components were identified, primarily comprising three categories of terpenoids, polyphenols and amino acids. In negative ion mode, a total of 40 components were identified, primarily polyphenolic and glycoside compounds. Among them, the contents of sesquiterpenes and polyphenolic acids were changed significantly before and after processing. Soil-fried AMR could reduce the DAI score of UC mice, alleviate the shortening of colon length, reduce the levels of pro-inflammatory factors such as interleukin(IL)-17, IL-18, γ-interferon(IFN-γ) and tumor necrosis factor(TNF)-α in serum, increase the levels of anti-inflammatory factors such as secretory immunoglobulin A(sIgA), IL-10, IL-4 and transforming growth factor-β(TGF-β) in serum, increase the expressions of key genes and proteins of intestinal mucosal barrier such as tight junction protein-1(ZO-1), Occludin, Claudin-1 and mucin 2(MUC2) in colonic mucosa, and improve the disorders of intestinal flora diversity and the levels of SCFAs(P<0.05, P<0.01). The raw and stir-fried products of AMR also exhibited the aforementioned effects, but they were weaker than the soil-fried products. Additionally, the auxiliary material hearth soil also had a certain pharmacodynamic effect. ConclusionSoil-fried AMR can enhance the protective effect on intestinal mucosal barrier in UC mice. These changes or heating-induced alterations in the microscopic structure and chemical composition of AMR may be attributed to the dual effects of adsorption of hearth soil.
3.Exploring on Processing Mechanism of Enhanced "Invigorating Spleen and Stopping Diarrhea" Effect of Soil-fried Atractylodis Macrocephalae Rhizoma Based on "Microscopic Characterization, Chemical Analysis and Pharmacodynamic Evaluation" Trinity
Guoshun SHAN ; Yuyan XIAO ; Chu YUAN ; Xiuai CHEN ; Qimiao ZHAO ; Xiang LIU ; Hao WU ; Ke ZHANG ; Siqi LIU ; Yongduo YU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(8):182-193
ObjectiveTo analyze the processing mechanism underlying the enhanced effect of invigorating spleen and stopping diarrhea of soil-fried Atractylodis Macrocephalae Rhizoma(AMR) by analyzing the changes of microstructure, chemical composition and anti-ulcerative colitis(UC) activity before and after soil stir-frying. MethodsThe microstructure and elemental composition of AMR before and after soil stir-frying were analyzed by scanning electron microscopy-energy dispersive spectroscopy(SEM-EDS), to investigate the differences in microstructure and the underlying causes. Ultra-high performance liquid chromatography-quadrupole-time-of-flight mass spectrometry(UPLC-Q-TOF-MS) coupled with UNIFI 1.9.2 natural product analysis platform were used to analyze and identify the chemical constituents in raw and soil-fried products, and multivariate statistical methods including principal component analysis(PCA) and orthogonal partial least squares-discriminant analysis(OPLS-DA) were used to explore the differences and sources of chemical constituents between them. A dextran sulfate sodium(DSS)-induced UC mouse model was established. The method of disease activity index(DAI) was used to evaluate the severity of intestinal inflammation. Hematoxylin-eosin(HE) staining was used to observe the pathological changes of colon tissue, enzyme-linked immunosorbent assay(ELISA) was used to detect the levels of inflammatory factors, Real-time quantitative polymerase chain reaction(Real-time PCR) and Western blot were used to analyze the expressions of key genes and proteins involved in the intestinal mucosal barrier. The 16S rRNA sequencing was used to evaluate the diversity of intestinal flora, headspace gas chromatography-mass spectrometry(HS-GC-MS) was used to explore the levels of short-chain fatty acids(SCFAs) in feces. Base on the above findings, this paper investigated the effects of raw and soil-fried AMR on the biological, chemical, mechanical and immune barriers of model animals, and the differences in pharmacological effects and underlying mechanisms from the perspective of regulating the intestinal mucosal barrier in UC mice. ResultsSEM observation revealed numerous hearth soil particles on the surface of soil-fried AMR, accompanied by bubble-like bulges. At the same time, there were many cracks and folds on the surface of the hearth soil. EDS analysis revealed that the contents of Si, Al, Mg and Ca in soil-fried AMR were significantly higher than those of raw products, and these elements constituted the primary components of hearth soil. UPLC-Q-TOF-MS combined with database comparison was used to identify the chemical constituents of raw and soil-fried AMR. In positive ion mode, a total of 132 components were identified, primarily comprising three categories of terpenoids, polyphenols and amino acids. In negative ion mode, a total of 40 components were identified, primarily polyphenolic and glycoside compounds. Among them, the contents of sesquiterpenes and polyphenolic acids were changed significantly before and after processing. Soil-fried AMR could reduce the DAI score of UC mice, alleviate the shortening of colon length, reduce the levels of pro-inflammatory factors such as interleukin(IL)-17, IL-18, γ-interferon(IFN-γ) and tumor necrosis factor(TNF)-α in serum, increase the levels of anti-inflammatory factors such as secretory immunoglobulin A(sIgA), IL-10, IL-4 and transforming growth factor-β(TGF-β) in serum, increase the expressions of key genes and proteins of intestinal mucosal barrier such as tight junction protein-1(ZO-1), Occludin, Claudin-1 and mucin 2(MUC2) in colonic mucosa, and improve the disorders of intestinal flora diversity and the levels of SCFAs(P<0.05, P<0.01). The raw and stir-fried products of AMR also exhibited the aforementioned effects, but they were weaker than the soil-fried products. Additionally, the auxiliary material hearth soil also had a certain pharmacodynamic effect. ConclusionSoil-fried AMR can enhance the protective effect on intestinal mucosal barrier in UC mice. These changes or heating-induced alterations in the microscopic structure and chemical composition of AMR may be attributed to the dual effects of adsorption of hearth soil.
4.Prevalence and associated factors of work-related musculoskeletal disorders among workers in a manganese enterprise
Tianzi SHAN ; Junxiang MA ; Tian CHEN ; Kang NONG ; Yucheng SUN ; Xueting WANG ; Gaoman ZHANG ; Teng MA ; Zhuoran XIA ; Fengtao CUI ; Li CHEN ; Yanyan ZHENG ; Piye NIU
Journal of Environmental and Occupational Medicine 2026;43(3):333-340
Background Work-related musculoskeletal disorders (WMSDs) are a major occupational health concern, particularly among workers exposed to adverse ergonomic conditions. Manganese production involves heavy physical demands, yet research on WMSDs among manganese workers remains limited. Objective To investigate the prevalence and influencing factors of WMSDs among manganese workers in a manganese enterprise in Guangxi. Methods A cross-sectional survey was conducted from May to June 2024 on workers at a manganese factory in Guangxi. The Chinese Musculoskeletal Disorders Questionnaire was used to collect information on demographic characteristics, distribution of musculoskeletal symptoms, and work-related exposures. χ2 test was applied to compare differences in positive WMSDs rates across groups, and logistic regression analysis was performed to identify associated factors. Results A total of 1476 workers were enrolled in the study after pre-determined inclusion and exclusion criteria. The overall prevalence of WMSDs was 34.15%. The most commonly affected body regions were the lower back (17.28%), neck (16.67%), and shoulders (13.82%). The results of logistic regression analysis indicated that female, older age, and education level of college or above were associated with a higher risk of WMSDs (P<0.05). Awkward working postures were significantly associated with WMSDs in corresponding body regions; in particular, awkward postures of the neck, upper limbs, trunk, and lower limbs were related to an increased risk of WMSDs in multiple body sites (P<0.05). In addition, poor lighting conditions, high workplace temperature, frequent or sustained arm support during work, and high job demands were associated with an increased risk of overall or site-specific WMSDs (P<0.05). Conclusion The high prevalence of WMSDs among manganese workers is closely associated with demographic characteristics, working postures, and work environment and organizational factors. Targeted ergonomic interventions focusing on high-risk body regions and key ergonomic exposures are warranted to reduce the risk of WMSDs among manganese workers.
5.A prediction model for mild cognitive impairment risk among the elderly
MA Zongkang ; LIU Xinglang ; LI Huihui ; HE Guowei ; YAN Ping ; ZHANG Chuanrong ; MA Xuan ; CHE Yajie ; YU Shan ; CHEN Fenghui
Journal of Preventive Medicine 2026;38(2):124-129
Objective:
To develop a prediction model for mild cognitive impairment (MCI) risk among the elderly, so as to provide a tool for MCI early screening.
Methods :
From July 2022 to September 2024, a multi-stage stratified random cluster sampling method was used to recruit permanent residents aged ≥65 years from the Xinjiang Uygur Autonomous Region as study participants. Data on sociodemographic characteristics, nutritional status, body composition indices, bone mineral density, and handgrip strength were collected through questionnaires and physical examinations. Sarcopenia was defined based on appendicular skeletal muscle index and handgrip strength. MCI was assessed using the Mini-Mental State Examination, with adjustments for educational level. Participants were randomly divided into a training set and a validation set in a 7∶3 ratio. LASSO regression and multivariable logistic regression models were employed to screen for predictors and construct an MCI risk prediction model. The predictive performance of the model was evaluated using receiver operating characteristic (ROC) curve and decision curve analysis (DCA).
Results:
A total of 1 641 participants were surveyed, including 755 males (46.01%) and 886 females (53.99%). The majority of participants were aged 65-<75 years, comprising 1 154 individuals (70.32%). MCI was detected in 517 participants, corresponding to a detection rate of 31.51%. Resultsfrom LASSO regression and multivariate logistic regression analysis showed that residence (rural, OR = 2.323, 95% CI: 1.682-3.210), age (75-<85 years, OR = 1.405, 95% CI: 1.019-1.937; ≥85 years, OR = 3.655, 95% CI: 1.696-7.875), educational level (primary school, OR = 0.341, 95% CI: 0.247-0.472; junior high school, OR = 0.255, 95% CI: 0.160-0.408; high school, OR = 0.286, 95% CI: 0.154-0.531; bachelor's degree or above, OR = 0.120, 95% CI: 0.041-0.351), history of alcohol consumption (yes, OR = 3.216, 95% CI: 2.164-4.779), risk of malnutrition (yes, OR = 1.464, 95% CI: 1.064-2.014), sarcopenia (yes, OR = 3.197, 95% CI: 2.332-4.385), and waist-to-hip ratio (abnormal, OR = 1.540, 95% CI: 1.159-2.048) were identified as predictive factors for MCI among the elderly. In the training set, the area under the ROC curve, sensitivity, and specificity were 0.788, 0.719, and 0.712, respectively. In the validation set, the corresponding values were 0.784, 0.913, and 0.542, respectively. DCA demonstrated that the model provided a higher clinical net benefit for predicting MCI risk when the risk threshold probability ranged from 0.124 to 0.764.
Conclusion
The prediction model developed in this study demonstrates good discriminative ability and clinical utility, indicating its substantial value for predicting the MCI risk among the elderly.
6.Traditional Chinese medicine improves synaptic plasticity in Alzheimer's disease: A review of experimental studies
Shan HE ; Xinyu YANG ; Junhe SHI ; Wenxuan CHEN ; Hui PEI ; Hao LI ; Lina MA
Science of Traditional Chinese Medicine 2026;4(1):1-9
Abnormal synaptic plasticity is an early pathological feature of Alzheimer disease (AD). Synaptic damage and dysfunction initiate neuronal degeneration and death, ultimately leading to cognitive impairment. Traditional Chinese medicine (TCM) can effectively ameliorate cognitive dysfunction through multitarget regulation of synaptic plasticity. This review summarizes the mechanisms by which TCM, including active components, single herbs, and classical formulas, modulates synaptic plasticity, offering new insights for future research and clinical applications. Relevant experimental studies published between 2020 and 2024 were retrieved from major databases, including China National Knowledge Infrastructure, the National Science and Technology Library, Wanfang Data, Elsevier, ScienceDirect, PubMed, SpringerLink, and Web of Science. Network pharmacology and bioinformatics approaches were used to predict the therapeutic effects and mechanisms of TCM on AD-related synaptic plasticity. In total, 15 TCM single herbs and 11 TCM formulas were identified as enhancing AD-related synaptic plasticity. Additionally, 15 active ingredients targeting synaptic plasticity in AD were retrieved from TCM databases over the past decade. This review provides novel perspectives and strategic directions for future AD research and therapeutic development.
7.Effect of Yinchenhao Tang Combined with Yinchen Zhufu Tang on Treg/Th17 Cells in Vitro from Patients with Hepatitis B Virus-related Acute-on-chronic Liver Failure
Menghui ZENG ; Shan DU ; Nianhua TAN ; Jie PENG ; Bin CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(16):43-51
ObjectiveTo study the regulatory effects of Yinchenhao Tang combined with Yinchen Zhufu Tang on the expression of regulatory T (Treg)/helper T 17 (Th17) cells cultured in vitro from the patients with hepatitis B virus-related acute-on-chronic liver failure (HBV-ACLF). MethodsFresh peripheral blood was collected from the patients with HBV-ACLF for the separation of peripheral blood mononuclear cells (PBMCs). Immunomagnetic beads were used to isolate primary Treg and naive CD4+ T cells. After in vitro expansion, naive CD4+ T cells were induced to differentiate into Th17 cells. Rats were treated with the clearing method (Yinchenhao Tang), warming method (Yinchen Zhufu Tang), and combination of clearing method with warming method (Yinchenhao Tang combined with Yinchen Zhufu Tang, also known as Wenyang Jiedu Huayu Prescription), respectively, and then the medicated plasma samples were collected. Meanwhile, blank plasma was collected from the rats treated with normal saline. Cells were classified into blank, clearing method (5.04 g·kg-1), warming method (6.21 g·kg-1), and combination of clearing method with warming method (17.1 g·kg-1) groups and treated with corresponding plasma. The frequency of Treg/Th17 cells was detected by flow cytometry. The level of transforming growth factor-β (TGF-β) was measured by the enzyme-linked immunosorbent assay. The cytometric bead array (CBA) was employed to measure the levels of interleukin-10 (IL-10), interleukin-17A (IL-17A), tumor necrosis factor-α (TNF-α), and interleukin-23 (IL-23). The mRNA and protein levels of Forkhead box P3 (FoxP3) and retinoic acid-related orphan receptor-gamma t (ROR-γt) were determined by Real-time PCR and Western blot, respectively. ResultsCompared with the blank group, the combination of clearing method with warming method group showed decreased frequency of Treg and Th17 cells, lowered levels of Treg cytokines (TGF-β and IL-10) and Th17 cytokines (TNF-α, IL-17A, and IL-23), and down-regulated mRNA and protein levels of FoxP3 and ROR-γt (P<0.01). Compared with the clearing method group, the combination of clearing method with warming method group showed decreased Treg cell frequency and down-regulated mRNA and protein levels of FoxP3. Meanwhile, the combination group showed decreased Th17 cell frequency, lowered levels of TGF-β, IL-10, TNF-α, IL-17A, and IL-23, and down-regulated mRNA and protein levels of ROR-γt (P<0.05, P<0.01). Compared with the warming method group, the combination of clearing method with warming method group showed decreased frequency of Treg cells and down-regulated mRNA and protein levels of FoxP3. Meanwhile, the combination group showed decreased Th17 cell frequency, declined levels of TGF-β, IL-10, TNF-α, IL-17A, and IL-23, and down-regulated mRNA and protein levels of ROR-γt (P<0.05). ConclusionThe combination of clearing method with warming method can down-regulate the expression of specific cytokines of Treg and Th17 cells, inhibit the over activation of Treg and Th17 cells, and reduce the secretion of cytokines such as TGF-β, IL-10, TNF-α, IL-17A, and IL-23, thereby alleviating inflammation and improving the prognosis of the patients with liver failure.
8.Differences in Expression of Intestinal Flora in Patients with Different TCM Syndrome Types of "Yang Huang-Yin-Yang Huang-Yin Huang" in Hepatitis B Virus-related Acute-on-chronic Liver Failure
Shan DU ; Menghui ZENG ; Nianhua TAN ; Jie PENG ; Bin CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(16):62-69
ObjectiveTo investigate the differential expression of intestinal flora in patients with different traditional Chinese medicine (TCM) syndrome types (Yang Huang syndrome, Yin-Yang Huang syndrome, and Yin Huang syndrome) of hepatitis B virus-related acute-on-chronic liver failure (HBV-ACLF) and clarify the biological basis of jaundice and Yin Huang syndrome in liver failure. MethodsA total of 20 cases of HBV-ACLF patients were included in the Yang Huang group, 20 cases in the Yin-Yang Huang group, 16 cases in the Yin Huang group, and 20 healthy adult volunteers. 16S rRNA gene sequencing was used to detect the diversity, species distribution, and differences of the subjects' intestinal flora, and bioinformatics analysis was conducted. ResultsCompared with those in the healthy control group, the species richness and diversity of intestinal flora in the HBV-ACLF Yang Huang group, Yin-Yang Huang group, and Yin Huang group were significantly reduced, and there were significant differences in the composition of intestinal flora compared with healthy volunteers. However, there were no significant differences in the species richness, diversity, and composition of intestinal flora among the three groups. LEfSe analysis showed that compared with the healthy control group, the HBV-ACLF Yang Huang group showed significant enrichment of Staphylococcus aureus(P<0.01). Yin-Yang Huang group showed significant enrichment of s_Ileibacterium valens(P<0.05,P<0.01), and the Yin Huang group showed significant enrichment of Enterococcus faecium and Streptococcus sali varius(P<0.05). These strains may be biomarkers between the three groups of patients and the healthy control group. Compared with that in the Yin-Yang Huang group, Tyzzerella_nexilis was significantly enriched in the Yang-Huang group, and Streptococcus lactiae was significantly enriched in the Yin-Yang Huang group. Compared with that in the Yang-Huang group and the Yin-Yang Huang group, Enterococcus faecalis was significantly enriched in the Yin Huang group. The above strains may be biomarkers among the three groups of patients, and Enterococcus faecium may be a biomarker for the transition from the Yang Huang group to the Yin Huang group. ConclusionsThere are significant differences in the intestinal flora between patients with HBV-ACLF Yang Huang syndrome, Yin-Yang Huang syndrome, and Yin Huang syndrome. Enterococcus faecium is significantly enriched in the Yin Huang syndrome group, suggesting that dysbiosis of the intestinal flora may be the biological basis for jaundice and Yin Huang syndrome in liver failure.
9.Changes of Treg/Th17 Cell Expression in Peripheral Blood of Patients with Hepatitis B Virus-related Acute-on-chronic Liver Failure in Five Types of Traditional Chinese Medicine Syndrome
Shan DU ; Menghui ZENG ; Nianhua TAN ; Jie PENG ; Bin CHEN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(16):70-76
ObjectiveTo study the expression differences of regulatory T cells (Treg) and T helper 17 cells (Th17) in the peripheral blood of patients with hepatitis B virus-related acute-on-chronic liver failure (HBV-ACLF) in five types of traditional Chinese medicine (TCM) syndrome. MethodsA total of 144 patients with HBV-ACLF were included and divided into five types of TCM syndrome, including 34 cases of heat-toxin amassment syndrome, 44 cases of dampness-heat amassment syndrome, 27 cases of Qi-deficiency and stasis jaundice syndrome, 21 cases of spleen-kidney Yang deficiency syndrome, and 18 cases of liver-kidney Yin deficiency syndrome. Meanwhile, 30 healthy volunteers were included as controls. The frequency of Treg and Th17 cells in the peripheral blood of subjects in each group was detected by flow cytometry, and the Treg/Th17 ratio was calculated. Cytometric bead array (CBA) was used to detect the levels of cytokines interleukin (IL)-10, transforming growth factor-β (TGF-β), tumor necrosis factor-α (TNF-α), IL-17A, and IL-23. Real-time fluorescence quantitative PCR (Real-time PCR) detected the mRNA expression of forkhead box P3 (FoxP3) and retinoic acid-related orphan receptor gamma t (ROR-γt). Results(1) Compared with that in the healthy control group, the frequency of Treg and Th17 cells in patients with various TCM syndrome types of HBV-ACLF increased (P<0.05). Compared with that in the heat-toxin amassment syndrome group, the frequency of Treg and Th17 cells decreased in the dampness-heat amassment syndrome group (P<0.05), while the frequency of Treg and Th17 cells increased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the dampness-heat amassment syndrome group, the frequency of Treg and Th17 cells increased in the dampness-heat amassment syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the Qi-deficiency and stasis jaundice syndrome group, the frequency of Treg and Th17 cells increased in the spleen-kidney Yang deficiency syndrome group (P<0.05), while the frequency of Treg and Th17 cells decreased in the liver-kidney Yin deficiency syndrome group (P<0.05). Compared with the spleen-kidney Yang deficiency syndrome group, the frequency of Treg and Th17 cells decreased in the liver-kidney Yin deficiency syndrome group (P<0.05). (2) Compared with that in the healthy control group, the Treg/Th17 cell ratio in patients with various TCM syndromes of HBV-ACLF decreased (P<0.05). Compared with that in the heat-toxin amassment syndrome group, the Treg/Th17 cell ratio increased in the dampness-heat amassment syndrome group (P<0.05), while it decreased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the dampness-heat amassment syndrome group, the Treg/Th17 cell ratio decreased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the Qi-deficiency and stasis jaundice syndrome group, the Treg/Th17 cell ratio increased in the spleen-kidney Yang deficiency syndrome group and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with the spleen-kidney Yang deficiency syndrome group, the Treg/Th17 cell ratio in the liver-kidney Yin deficiency syndrome group increased (P<0.05). (3) Compared with those in the healthy control group, the levels of Treg-related cytokines IL-10 and TGF-β, as well as Th17-related cytokines TNF-α, IL-17A, and IL-23, were elevated in patients with various TCM syndrome types of HBV-ACLF (P<0.05). There was no significant difference in TNF-α levels among different TCM syndrome types. Compared with those in the heat-toxin amassment syndrome group, the levels of IL-10, TNF-β, IL-17A, and IL-23 in the dampness-heat amassment syndrome group, Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome groups increased (P<0.05). Compared with those in the dampness-heat amassment syndrome group, the levels of IL-10, TGF-β, IL-17A, and IL-23 increased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with those in the Qi-deficiency and stasis jaundice syndrome group, the levels of IL-10, TGF-β, IL-17A, and IL-23 in the spleen-kidney Yang deficiency syndrome group increased (P<0.05), while those in the liver-kidney Yin deficiency syndrome group decreased (P<0.05). Compared with those in the spleen-kidney Yang deficiency syndrome, the levels of IL-10, TGF-β, IL-17A, and IL-23 in the liver-kidney Yin deficiency syndrome group decreased (P<0.05). (4) Compared with that in the healthy control group, the mRNA of Treg/Th17 cell specific transcription factors FoxP3 and ROR-γt were elevated in patients with various TCM syndrome types of HBV-ACLF (P<0.05). Compared with that in the heat-toxin amassment syndrome group, the mRNA of FoxP3 and ROR-γt increased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the dampness-heat amassment syndrome group, the mRNA of FoxP3 and ROR-γt increased in the Qi-deficiency and stasis jaundice syndrome group, spleen-kidney Yang deficiency syndrome group, and liver-kidney Yin deficiency syndrome (P<0.05). Compared with that in the Qi-deficiency and stasis jaundice syndrome group, the mRNA of FoxP3 and ROR-γt in the spleen-kidney Yang deficiency syndrome group increased (P<0.05), and it decreased in the liver-kidney Yin deficiency syndrome group (P<0.05). Compared with that in the spleen-kidney Yang deficiency syndrome group, the mRNA of FoxP3 and ROR-γt decreased in the liver-kidney Yin deficiency syndrome group (P<0.05). ConclusionThe frequency and ratio of Treg/Th17 cells, as well as the expression of related cytokines and specific receptors in peripheral blood of patients with HBV-ACLF in five types of TCM syndromes are different, which has certain reference value for TCM syndrome differentiation and treatment of patients with HBV-ACLF.
10.PAK4-PROTAC targeted degradation drug enhances immune cell-induced apoptosis in renal cell carcinoma
Chen YAO ; Bohan MA ; Xiaojing BAI ; Shan XU
Journal of Modern Urology 2025;30(6):527-532
Objective: To explore the potential application of PAK4-PROTAC targeted degradation drug (PpD) in renal cancer immunotherapy. Methods: TIMER 2.0 and TISIDB databases were used to analyze the relationship among PAK4 expression, tumor purity and abundance of immune cell infiltration in renal tumor microenvironment (TEM).Renal cancer cell lines OS-RC-2, 786-O and ACHN were treated with 0, 125 and 250 nmol/L PpD, and the effects of Jurkat cell co-culture on the results were investigated.The cell apoptosis was detected with flow cytometry, and the expression of programmed cell death 1 ligand 1 (PD-L1) in renal cancer cells was detected with immunoblotting. Results: The high expression of PAK4 was positively related to immune purity, and inhibited the abundance of immune killer cells in TEM, such as CD8 T cells, CD4 T cells, natural killer cells and dendritic cells.With 250 nmol/L PpD treatment, there were 21.02% apoptotic cells in OS-RC-2, 29.67% apoptotic cells in 786-O, and 15.39% apoptotic cells in ACHN, respectively.However, with the same concentration of 250 nmol/L PpD treatment, cell apoptotic rate was sharply increased to 70.13% in OS-RC-2/Jurkat, 70.68% in 780-O/Jurkat, and 60.27% in ACHN/Jurkat co-culture models, respectively. Conclusion: PpD can promote apoptosis of renal cancer cells by reducing the expression of PAK4 protein, and enhance the killing effects of immune cells on tumor cells.


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