1.Effects of prescription pre-review system on rational drug use and off-label drug use management in outpatient and emergency department
Zhi GAO ; Lulu HAN ; Fang LIU ; Rui JIAO ; Wei ZHANG ; Yi ZHANG
China Pharmacy 2025;36(13):1666-1670
OBJECTIVE To explore the effects of prescription pre-review system on rational drug use and off-label drug use management in outpatient and emergency department. METHODS A retrospective analysis was conducted on outpatient and emergency department prescription data from three phases in our hospital: January to May 2023 (silent review phase, control group), June to October 2023 (systematic automatic review phase, intervention group 1), and November 2023 to March 2024 (phase combining systematic automatic review with centralized feedback from pharmacists to physicians regarding irrational prescriptions, intervention group 2). These phases followed the implementation of our hospital’s pre-prescription review software. Statistical analysis of the prompt rate of alert, rate of irrational prescriptions, registered the off-label drug use rate and false positive irrationality prescription rate were conducted. Meanwhile, the composition of irrational prescriptions was analyzed, and evidence- based evaluation of the off-label drug use proposed by clinicians was also conducted. RESULTS Compared with control group, the prompt rate of alert and the rate of irrational prescriptions in intervention group 1 were all decreased significantly after receiving pop-up notification, with statistically significant differences (P<0.05). With the help of system warning and the pharmacists feedback, the prompt rate of alert and the rate of irrational prescriptions declined further in the intervention group 2, but there was no statistically significant difference when compared with intervention group 1 (P>0.05). The main type of irrational drug use was improper administration routes. When comparing intervention group 1 with the control group, as well as intervention group 2 with intervention group 1, a significant decrease in the rate of improper administration routes was observed, with statistically significant differences (P<0.05). Compared with control group, there was no significant difference in the registered off-label drug use rate of intervention group 1 and intervention group 2 (P>0.05). The doctor’s awareness of off-label drug use registration increased due to the real-time alerts from the pre-prescription review software, along with the pharmacists’ regular summarization and feedback. Total 13 items registrations of off-label drug use were proposed by clinicians from June 2023 to March 2024, all of which were supported by evidence of varying levels; among them, 3 items received FDA approval, 4 items were included in the Micromedex database, and the remaining 6 items were supported by evidence from system reviews or randomized controlled trials. CONCLUSIONS Prescription pre-review system can improve the level of rational drug use and assist in the standardized management of off-label drug use.
2.Clinical efficacy of endocrinotherapy combined with Shenqi Pills on patients with hormone-sensitive prostate cancer.
Yu-Hong XIE ; Gang YI ; Xiao-Wen YI ; Tong-Lin SUN ; Qun-Fang LIN ; Jun ZHOU ; Xin-Jun LUO ; Fang-Zhi FU ; Biao WANG ; Qin-Zheng WANG ; Lie ZHANG ; Yang YANG ; Rui-Song GAO ; Qing ZHOU
National Journal of Andrology 2025;31(4):341-348
OBJECTIVE:
The aim of this study is to explore the clinical efficacy and safety of endocrinotherapy combined with Shenqi Pills on hormone-sensitive prostate cancer (HSPC).
METHODS:
Eighty patients who were diagnosed with HSPC and renal-yang deficiency at the First Affiliated Hospital of Hunan University of Traditional Chinese Medicine and the Hospital of Traditional Chinese Medicine of Mayang Miao Autonomous County from 1st April 2021 to 30th April 2024 were randomly divided into 2 groups. The patients in the control group were treated with androgen deprivation therapy (ADT). And the patients in treatment group were treated with Shenqi Pills orally on the basis of the control group. The baseline data of the two groups were analyzed. After 36 months of treatment, the differences between the two groups were compared in terms of overall survival (OS), prostate-specific antigen (PSA) level, PSA response rate, Functional Assessment Scale for Prostate Cancer Therapy (FACT-P), Chinese medicine evidence scores, testosterone level and safety.
RESULTS:
A total of 80 study subjects were included in this study, including 42 cases in the treatment group and 38 cases in the control group. There was no statistical difference in the baseline data between the two groups before treatment (P>0.05). At the end of the observation period, a statistically significant difference in OS was found in the treatment group compared to the control group in the subgroup of patients with a disease duration ranged of 0-6 months (P<0.05). There was no statistically significant difference in PSA levels in the treatment group at 3 months (P>0.05). And the differences in the proportion of PSA50 (98.1% vs 91.4%), PSA90 (92.9% vs 84.6%) and the proportion of decrease in PSA (56.7% vs 33.8%) in the treatment group were found compared to those in the control group after 6 months of tre atment. After 12 months of treatment, the scores of FACT-4 and renal-yang deficiency in the treatment group were (95.28±7.93) and (15.73±5.70) respectively, compared to the scores in the control group ([85.46±10.12] and [18.20±4.27] (P<0.05). However, there was no significant difference in serum testosterone ([0.60±0.24] nmol/L vs [1.09±2.10] nmol/L) between the two groups (P>0.05). After 24 months of treatment, there were significant differences in in the FACT-4 total score ([97.95±7.54] vs [80.33±8.58]), renal-yang deficiency syndrome score ([14.64±5.15] vs [24.94±8.75]) between the treatment group and the control group (P<0.05). However, there was no significant difference in serum testosterone ( [0.73±1.01] nmol/L vs [0.59±0.25] nmol/L) between the two groups (P> 0.05). Better therapeutic results were showed in the treatment group in terms of total FACT-P score, physical situation score, social and family situation score, emotional state score, functional state score, additional score and renal-yang deficiency symptom score (P<0.05). After treatment, there was no serious adverse reaction in the course of treatment, and no obvious abnormality was found in the liver and kidney function of the patients from two groups.
CONCLUSION
Endocrinotherapy combined with Shenqi Pills is safe and effective in HSPC and can reduce the risk of death in HSPC patients, and the earlier the intervention, the longer the overall survival of the patients. In addition, this treatment regimen can increase the PSA response rate, improve patients' quality of life, and reduce the renal-yang deficiency syndrome score without the risk of elevating serum testosterone levels.
Humans
;
Male
;
Drugs, Chinese Herbal/therapeutic use*
;
Prostatic Neoplasms/drug therapy*
;
Androgen Antagonists/therapeutic use*
;
Prostate-Specific Antigen/blood*
;
Aged
;
Middle Aged
;
Treatment Outcome
;
Testosterone
3.Aloin blocks the malignant behavior of lung squamous cell carcinoma cells and M2 macrophage polarization by modulating the NR3C2/MT1M axis.
Ying-Na CHEN ; Jie-Ya LU ; Cheng-Feng GAO ; Zhi-Ruo FANG ; Yan ZHOU
Journal of Integrative Medicine 2025;23(2):195-208
OBJECTIVE:
Aloin, the main active component in Aloe vera (L.) Burm. f., has shown promising anti-tumor effects. This study investigated the impact of aloin in lung squamous cell carcinoma (LUSC) and explored its functional mechanism.
METHODS:
We analyzed the viability, migration, invasion, proliferation, and apoptosis of two LUSC cell lines after treatment with aloin. Target molecules of aloin and downstream target transcripts of nuclear receptor subfamily 3 group C member 2 (NR3C2) were predicted by bioinformatics. The biological functions of NR3C2 and metallothionein 1 M (MT1M) in the malignant properties of LUSC cells were determined. A co-culture system of LUSC cells with monocyte-derived macrophages was constructed. Mouse xenograft tumor models were generated to analyze the functions of aloin and NR3C2 in the tumorigenic activity of LUSC cells and macrophage polarization in vivo.
RESULTS:
Aloin suppressed malignant properties of LUSC cells in vitro. However, these effects were negated by the silencing of NR3C2. NR3C2 was found to activate MT1M transcription by binding to its promoter. Additional upregulation of MT1M suppressed the malignant behavior of LUSC cells augmented by NR3C2 silencing. Analysis of the M1 and M2 markers/cytokines in the macrophages or the culture supernatant revealed that aloin treatment or MT1M overexpression in LUSC cells enhanced M1 polarization while suppressing M2 polarization of macrophages, whereas NR3C2 silencing led to reverse trends. Consistent findings were reproduced in vivo.
CONCLUSION
This study demonstrated that aloin activates the NR3C2/MT1M axis to suppress the malignant behavior of LUSC cells and M2 macrophage polarization. Please cite this article as: Chen YN, Lu JY, Gao CF, Fang ZR, Zhou Y. Aloin blocks the malignant behavior of lung squamous cell carcinoma cells and M2 macrophage polarization by modulating the NR3C2/MT1M axis. J Integr Med. 2025; 23(2): 195-208.
Lung Neoplasms/metabolism*
;
Humans
;
Animals
;
Cell Line, Tumor
;
Carcinoma, Squamous Cell/metabolism*
;
Mice
;
Macrophages/drug effects*
;
Emodin/analogs & derivatives*
;
Metallothionein/genetics*
;
Cell Proliferation/drug effects*
;
Cell Movement/drug effects*
;
Apoptosis/drug effects*
;
Receptors, Glucocorticoid/genetics*
4.Association of Body Mass Index with All-Cause Mortality and Cause-Specific Mortality in Rural China: 10-Year Follow-up of a Population-Based Multicenter Prospective Study.
Juan Juan HUANG ; Yuan Zhi DI ; Ling Yu SHEN ; Jian Guo LIANG ; Jiang DU ; Xue Fang CAO ; Wei Tao DUAN ; Ai Wei HE ; Jun LIANG ; Li Mei ZHU ; Zi Sen LIU ; Fang LIU ; Shu Min YANG ; Zu Hui XU ; Cheng CHEN ; Bin ZHANG ; Jiao Xia YAN ; Yan Chun LIANG ; Rong LIU ; Tao ZHU ; Hong Zhi LI ; Fei SHEN ; Bo Xuan FENG ; Yi Jun HE ; Zi Han LI ; Ya Qi ZHAO ; Tong Lei GUO ; Li Qiong BAI ; Wei LU ; Qi JIN ; Lei GAO ; He Nan XIN
Biomedical and Environmental Sciences 2025;38(10):1179-1193
OBJECTIVE:
This study aimed to explore the association between body mass index (BMI) and mortality based on the 10-year population-based multicenter prospective study.
METHODS:
A general population-based multicenter prospective study was conducted at four sites in rural China between 2013 and 2023. Multivariate Cox proportional hazards models and restricted cubic spline analyses were used to assess the association between BMI and mortality. Stratified analyses were performed based on the individual characteristics of the participants.
RESULTS:
Overall, 19,107 participants with a sum of 163,095 person-years were included and 1,910 participants died. The underweight (< 18.5 kg/m 2) presented an increase in all-cause mortality (adjusted hazards ratio [ aHR] = 2.00, 95% confidence interval [ CI]: 1.66-2.41), while overweight (≥ 24.0 to < 28.0 kg/m 2) and obesity (≥ 28.0 kg/m 2) presented a decrease with an aHR of 0.61 (95% CI: 0.52-0.73) and 0.51 (95% CI: 0.37-0.70), respectively. Overweight ( aHR = 0.76, 95% CI: 0.67-0.86) and mild obesity ( aHR = 0.72, 95% CI: 0.59-0.87) had a positive impact on mortality in people older than 60 years. All-cause mortality decreased rapidly until reaching a BMI of 25.7 kg/m 2 ( aHR = 0.95, 95% CI: 0.92-0.98) and increased slightly above that value, indicating a U-shaped association. The beneficial impact of being overweight on mortality was robust in most subgroups and sensitivity analyses.
CONCLUSION
This study provides additional evidence that overweight and mild obesity may be inversely related to the risk of death in individuals older than 60 years. Therefore, it is essential to consider age differences when formulating health and weight management strategies.
Humans
;
Body Mass Index
;
China/epidemiology*
;
Male
;
Female
;
Middle Aged
;
Prospective Studies
;
Rural Population/statistics & numerical data*
;
Aged
;
Follow-Up Studies
;
Adult
;
Mortality
;
Cause of Death
;
Obesity/mortality*
;
Overweight/mortality*
5.Associations of Genetic Risk and Physical Activity with Incident Chronic Obstructive Pulmonary Disease: A Large Prospective Cohort Study.
Jin YANG ; Xiao Lin WANG ; Wen Fang ZHONG ; Jian GAO ; Huan CHEN ; Pei Liang CHEN ; Qing Mei HUANG ; Yi Xin ZHANG ; Fang Fei YOU ; Chuan LI ; Wei Qi SONG ; Dong SHEN ; Jiao Jiao REN ; Dan LIU ; Zhi Hao LI ; Chen MAO
Biomedical and Environmental Sciences 2025;38(10):1194-1204
OBJECTIVE:
To investigate the relationship between physical activity and genetic risk and their combined effects on the risk of developing chronic obstructive pulmonary disease.
METHODS:
This prospective cohort study included 318,085 biobank participants from the UK. Physical activity was assessed using the short form of the International Physical Activity Questionnaire. The participants were stratified into low-, intermediate-, and high-genetic-risk groups based on their polygenic risk scores. Multivariate Cox regression models and multiplicative interaction analyses were used.
RESULTS:
During a median follow-up period of 13 years, 9,209 participants were diagnosed with chronic obstructive pulmonary disease. For low genetic risk, compared to low physical activity, the hazard ratios ( HRs) for moderate and high physical activity were 0.853 (95% confidence interval [ CI]: 0.748-0.972) and 0.831 (95% CI: 0.727-0.950), respectively. For intermediate genetic risk, the HRs were 0.829 (95% CI: 0.758-0.905) and 0.835 (95% CI: 0.764-0.914), respectively. For participants with high genetic risk, the HRs were 0.809 (95% CI: 0.746-0.877) and 0.818 (95% CI: 0.754-0.888), respectively. A significant interaction was observed between genetic risk and physical activity.
CONCLUSION
Moderate or high levels of physical activity were associated with a lower risk of developing chronic obstructive pulmonary disease across all genetic risk groups, highlighting the need to tailor activity interventions for genetically susceptible individuals.
Humans
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Pulmonary Disease, Chronic Obstructive/epidemiology*
;
Exercise
;
Male
;
Female
;
Middle Aged
;
Prospective Studies
;
Aged
;
Genetic Predisposition to Disease
;
Risk Factors
;
United Kingdom/epidemiology*
;
Incidence
;
Adult
6.Effects of emodin modulation of the HIF-1α/VEGF pathway on vascular endothelial cells damage in diabetic macroangiopathy rats
Qiu-Xiao ZHU ; Hui-Yao HAO ; Zi-Bo LIU ; Ming GAO ; Fang ZHANG ; Jing ZHOU ; Zhi-Hua HAO ; Li-Hui ZHANG ; Yong-Mei HAO
The Chinese Journal of Clinical Pharmacology 2024;40(6):859-863
Objective To investigate the impact of emodin(EM)on vascular endothelial cell injury in rats with diabetes macroangiopathy by regulating hypoxia inducible factor-1α(HIF-1α)/vascular endothelial growth factor(VEGF)signaling pathway.Methods SD rats were divided into blank group and modeling group,the rats in the modeling group were fed with high fat and high sugar combined with N-nitro-L-arginine methyl ester to build the diabetes macroangiopathy model,and the blank group was fed with ordinary diet.The vascular endothelial cells successfully isolated from the thoracic aorta of rats in blank group and modeling group were named control group and model group,respectively.The vascular endothelial cells in the modeling group were divided into model group,dimethyloxallyl glycine(DMOG)group(10 μmol·L-1DMOG),combined group(80 mg·L-1EM+10 μmol·L-1 DMOG)and experimental-L,-M,-H groups(20,40,80 mg·L-1 EM).The apoptosis of rat vascular endothelial cells was detected by flow cytometry;Western blot was applied to detect the expression of HIF-1αand VEGF proteins in rat vascular endothelial cells.Results The apoptosis rates of vascular endothelial cells in experimental-M,-H groups,DMOG group,combined group,model group and control group were(10.18±0.36)%,(6.28±0.20)%,(24.96±1.18)%,(12.36±0.49)%,(18.76±0.68)%and(4.59±0.26)%;HIF-1α protein levels were 0.96±0.07,0.78±0.06,2.03±0.12,1.05±0.13,1.58±0.12 and 0.69±0.05;VEGF protein levels were 0.59±0.05,0.23±0.02,0.98±0.06,0.63±0.04,0.86±0.07 and 0.11±0.01.The above indexes in the model group were compared with the control,DMOG,experimental-M and experimental-H groups,and the above indexes in the combined group were compared with the experimental-H group,and the differences were statistically significant(all P<0.05).Conclusion EM may inhibit HIF-1α/VEGF pathway to improve vascular endothelial cell injury in rats with diabetes macroangiopathy.
7.Cephalometric parameters of three Wa dialect ethnic groups in China
Yue-Tong YAO ; Ke-Li YU ; Xing-Hua ZHANG ; Xin-Ying GAO ; Yao XIAO ; Zhi CHENG ; Wen-Fang GAO ; Xin LIU ; Jin-Ping BAO
Acta Anatomica Sinica 2024;55(5):625-631
Objective To survey and analysis of cephalometric indicators of Wa adults in China.Methods Cephalometric parameters were measured in 1996 cases(858 males and 1138 females)of Wa adults in China,including 927 cases(381 males and 546 females)of the Baraoke ethnic group,564 cases(241 males and 323 females)of the A Wa ethnic group,and 505 cases(236 males and 269 females)of the Wa ethnic group by using sliding caliper and spreading caliper.Seventeen direct cephalofacial parameters and one indirect parameter for each of the three dialect ethnic groups were derived separately and analyzed for age correlations,inter-sex u-tests,and multiple comparisons.Finally,the three dialect ethnic groups were subjected to cluster analysis and principal component analysis with 15 ethnic groups in China.Results Nose breadth,mouth breadth and physiognomic ear length were significantly and positively correlated with age for both sexes in the three Wa dialect ethnic groups,while head breadth and lip height were significantly and negatively correlated with age.Except for the interocular breadth,there were gender differences between males and females in the cephalometric parameters of the three Wa dialect ethnic groups.The cephalofacial features of the Baraoke,A Wa and Wa ethnic groups were different,as evidenced by the fact that males and females of the Baraoke and Wa dialect ethnic group had higher lip height,wider nasal breadth and wider mouth breadth,while males and females of the A Wa ethnic group had lower nasal height.Conclusion The cephalofacial features of the three Wa dialect ethnic groups are close to those of the Khmus and Mang,who have their origins in the ancient Baipu people and are also members of the Mon-Khmer language group of the Austroasiatic linguistic.
8.Effect and mechanism of pachymic acid on renal function and fibrosis in rats with chronic renal failure
Bin PENG ; Xue FENG ; Li FENG ; Wei XIONG ; Xi HU ; Shuangyi ZHU ; Yang XIAO ; Fang CHEN ; Zhi GAO
China Pharmacy 2024;35(12):1489-1494
OBJECTIVE To investigate the effect of pachymic acid (PA) on renal function and fibrosis in chronic renal failure (CRF) rats and its potential mechanism based on the Ras homolog gene family member A (RhoA)/Rho-associated coiled-coil forming protein kinase (ROCK) signaling pathway. METHODS Using male SD rats as subjects, the CRF model was established by 5/6 nephrectomy; the successfully modeled rats were divided into model group, PA low-dose, medium-dose and high-dose groups (5, 10, 20 mg/kg PA), high-dose PA+ROCK pathway activator lysophosphatidic acid (LPA) group (20 mg/kg PA+1 mg/kg LPA), with 15 rats in each group. Another 15 rats were selected as the sham operation group with only the kidney exposed but not excised. The rats in each drug group were gavaged and/or injected with the corresponding liquid via the caudal vein, once a day, for 12 consecutive weeks. During the experiment, the general condition of rats was observed in each group. After the last administration, the serum renal function indexes (blood urea nitrogen, serum creatinine, uric acid) of rats in each group were detected, the renal histopathological changes were observed; the renal tubule injury score and the area of renal fibrosis were quantified. The levels of oxidative stress indexes [malondialdehyde (MDA), superoxide dismutase (SOD)] and inflammatory factors (tumor necrosis factor-α, interleukin-1β, interleukin-6), the positive expression rates of connective tissue growth factor (CTGF) and collagen Ⅰ were detected as well as the expression levels of pathway-related proteins (RhoA, ROCK1) and fibrosis- related proteins (transforming growth factor-β1, bare corneum homologs 2, α-smooth muscle actin) were determined. RESULTS Compared with the sham operation group, the rats in model group had reduced diet, smaller body size, listless spirit and sluggish response, reduced and atrophied glomeruli, dilated renal tubules with chaotic structure, and a large number of inflammatory cells infiltrated interstitium; the serum levels of renal function indexes, renal tubule injury score, renal fibrosis area proportion, the levels of MDA and inflammatory factors, the positive expression rates of CTGF and collagen Ⅰ, and the expression levels of pathway-related proteins and fibrosis-related proteins in renal tissues were significantly increased, while SOD level was significantly decreased (P<0.05). Compared with the model group, the general condition and pathological injuries of kidney tissue of rats in PA groups were improved to varying degrees,and the above quantitative indexes were significantly improved in a dose-dependent manner (P<0.05). LPA could significantly reverse the improvement effect of PA on the above indicators (P<0.05). CONCLUSIONS PA can improve renal function and alleviate renal fibrosis in CRF rats, which may be related to inhibiting the activation of RhoA/ROCK signaling pathway.
9.The crosstalk of Wnt/β-catenin signaling and p53 in acute kidney injury and chronic kidney disease
Wen-Hua MING ; Lin WEN ; Wen-Juan HU ; Rong-Fang QIAO ; Yang ZHOU ; Bo-Wei SU ; Ya-Nan BAO ; Ping GAO ; Zhi-Lin LUAN
Kidney Research and Clinical Practice 2024;43(6):724-738
Wnt/β-catenin is a signaling pathway associated with embryonic development, organ formation, cancer, and fibrosis. Its activation can repair kidney damage during acute kidney injury (AKI) and accelerate the occurrence of renal fibrosis after chronic kidney disease (CKD). Interestingly, p53 has also been found as a key modulator in AKI and CKD in recent years. Meantime, some studies have found crosstalk between Wnt/β-catenin signaling pathways and p53, but more evidence is required on whether they have synergistic effects in renal disease progression. This article reviews the role and therapeutic targets of Wnt/β-catenin and p53 in AKI and CKD and proposes for the first time that Wnt/β-catenin and p53 have a synergistic effect in the treatment of renal injury.
10.Radix Angelica Sinensis and Radix Astragalus ultrafiltration extract improves radiation-induced pulmonary fibrosis in rats by regulating NLRP3/caspase-1/GSDMD pyroptosis pathway
Chun-Zhen REN ; Jian-Fang YUAN ; Chun-Ling WANG ; Xiao-Dong ZHI ; Qi-Li ZHANG ; Qi-Lin CHEN ; Xin-Fang LYU ; Xiang GAO ; Xue WU ; Xin-Ke ZHAO ; Ying-Dong LI
Chinese Pharmacological Bulletin 2024;40(11):2124-2131
Aim To investigate the mechanism of py-roptosis mediated by the NLRP3/caspase-1/GSDMD signaling pathway and the intervention effect of Radix Angelica Sinensis and Radix Astragalus ultrafiltration extract(RAS-RA)in radiation-induced pulmonary fi-brosis.Methods Fifty Wistar rats were randomly di-vided into five groups,with ten rats in each group.Ex-cept for the blank control group,all other groups of rats were anesthetized and received a single dose of 40 Gy X-ray local chest radiation to establish a radiation-in-duced pulmonary fibrosis rat model.After radiation,the rats in the RAS-RA intervention groups were orally administered doses of 0.12,0.24 and 0.48 g·kg-1 once a day for 30 days.The average weight and lung index of the rats were observed after 30 days of contin-uous administration.Hydroxyproline(HYP)content in lung tissue was determined by hydrolysis method.The levels of IL-18 and IL-1 β in serum were detected by ELISA.Lung tissue pathological changes were ob-served by HE and Masson staining.Ultrastructural changes in lung tissue were observed by transmission e-lectron microscopy.The expression levels of NLRP3/caspase-1/GSDMD pyroptosis pathway-related proteins and fibrosis-related proteins in lung tissue were detec-ted by Western blot.Results Compared with the blank group,the HYP content in lung tissue and the levels of IL-18 and IL-1 β in serum significantly in-creased in the model group(P<0.01).HE and Mas-son staining showed inflammatory cell infiltration and collagen fiber deposition.Transmission electron mi-croscopy revealed increased damaged mitochondria,disordered arrangement,irregular morphology,shallow matrix,outer membrane rupture,mostly fractured and shortened cristae,mild expansion,increased electron density of individual mitochondrial matrix,mild sparse structure of lamellar bodies,partial disorder,unclear organelles,and characteristic changes of pyroptosis.Western blot analysis showed increased expression of caspase-1,GSDMD,NLRP3,CoL-Ⅰ,α-SMA,and CoL-Ⅲ proteins(P<0.01).Compared with the model group,the RAS-RA intervention group showed signifi-cant improvement in body mass index and lung index of rats,decreased levels of IL-18 and IL-1 β inflammatory factors(P<0.01),improved mitochondrial structure,reduced degree of fibrosis,and decreased expression of caspase-1,GSDMD,NLRP3,COL-Ⅰ,COL-Ⅲ,and α-SMA proteins in lung tissue(P<0.01).Conclusion RAS-RA has an inhibitory effect on radiation-in-duced pulmonary fibrosis,and its mechanism may be related to the inhibition of pyroptosis through the regu-lation of the NLRP3/caspase-1/GSDMD signaling pathway.

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