1.A systematic evaluation of the public health governance capacity of 40 cities in Jiangsu, Zhejiang, and Anhui Provinces
Huayi ZHANG ; Qingyu ZHOU ; Huihui HUANGFU ; Peiwu SHI ; Qunhong SHEN ; Chaoyang ZHANG ; Zheng CHEN ; Chuan PU ; Lingzhong XU ; Anning MA ; Zhaohui GONG ; Tianqiang XU ; Panshi WANG ; Hua WANG ; Chao HAO ; Zhi HU ; Chengyue LI ; Mo HAO
Shanghai Journal of Preventive Medicine 2025;37(5):451-457
ObjectiveTo systematically evaluate the public health governance capacity of 40 cities in Jiangsu, Zhejiang, and Anhui Provinces, providing a scientific evaluation basis for building a "Healthy Yangtze River Delta". MethodsA comprehensive collection of policy documents, public information reports, and research literature related to public health governance capacity in Jiangsu, Zhejiang, and Anhui Provinces was conducted, totaling 6 920 policy documents, 1 720 information reports, and 1 200 literature pieces. Based on the evaluation standards for an appropriate public health system established by the research team, the basic status of public health governance capacity was assessed to identify the strengths and weaknesses of the 40 cities. ResultsIn 2022, the public health governance capacity score for the 40 cities in Jiangsu, Zhejiang, and Anhui Provinces was (562.5±38.0) points. In terms of specific areas, the emergency response field received the highest score of (791.4±49.7) points, while the chronic disease prevention and control field received the lowest score of (368.2±29.6) points. The Jiangsu-Zhejiang-Anhui region has largely achieved the strategic priority of health, gradually improved public health legal regulations, and established a basic organizational framework with a solid foundation for information and data infrastructure. However, challenges still need to be addressed, such as unstable government funding for public health, unclear departmental responsibilities, and barriers to information interoperability. ConclusionThe public health governance capacity of the 40 cities in Jiangsu, Zhejiang, and Anhui Province has been at a moderate level, but disparities have still existed across regions and fields. In the future, while continuing to deepen existing advantages, it is essential to accurately identify the causes of problems, establish a long-term and stable investment mechanism, enhance information connectivity mechanisms, further clarify departmental responsibilities, and promote the achievement of the "Healthy Yangtze River Delta" goal.
2. Advances on cardiovascular effects of GLP-lRAs
Zhi-Qiang KE ; Chao LIU ; Zhi-Qiang KE ; Qian-Qian MA ; Zheng-Ding SU ; Dan LI ; Xin-Yuan ZHAO
Chinese Pharmacological Bulletin 2024;40(3):426-430
Glucagon-like peptide-1 ( GLP-1 ) is secreted by gut enteroendocrine cells. GLP-1 receptor agonists ( GLP-1 RAs) control glucose-related augmentation of insulin and suppress glu-cagon secretion. GLP-lRAs also inhibit gastric emptying, food intake and limit weight gain. In the past decade, significant progresses have been made in the investigation on the effects of GLP-1 RAs on cardiovascular system. The potential advantages of oral small-molecule GLP-1 RAs could improve the application of this class of drugs. This review highlights the multiple cardiovascular profiles of GLP-1 RAs in the treatment of cardiovascular diseases to provide new insights into cardiovascular benefits of GLP-1 RAs.
3. Finite element analysis of cervical intervertebral discs after removing different ranges of uncinate processes
Yang YANG ; Jun SHI ; Kun LI ; Shao-Jie ZHANG ; Er-Fei HOU ; Jie CHEN ; Xing WANG ; Zhi-Jun LI ; Kun LI ; Yuan MA ; Shao-Jie ZHANG ; Zhi-Jun LI ; Chao-Qun WANG
Acta Anatomica Sinica 2024;55(1):88-97
Objective To study the stress change characteristics of the cervical disc after removing different ranges of the uncinate process by establishing a three⁃dimensional finite element model of the C
4.Action mechanisms of Qianlie Jindan Tablets on chronic nonbcterial prostatitis in rats:An exploration based on non-targeted urine metabolomics
Teng-Fei CHEN ; Zhi-Chao JIA ; Zhuo-Zhuo SHI ; Jun-Guo MA ; Xiao-Lin LI ; Chong-Fu ZHONG
National Journal of Andrology 2024;30(6):531-539
Objective:To explore the mechanisms of Qianlie Jindan Tablets(QLJD)acting on chronic nonbacterial prostatitis(CNP)in rats based on non-targeted urine metabolomics.Methods:According to the body mass index,we equally randomized 30 eight-week-old male SD rats into a blank control,a CNP model control and a QLJD medication group.We established the CNP model in the latter groups and,from the 4th day of modeling,treated the rats in the blank and model control groups intragastrically with nor-mal saline and those in the QLJD medication group with QLJD suspension,qd,for 30 successive days.Then we detected the changes in the metabolites of the rats by ultra-high-performance liquid chromatography-tandem mass spectrometry,and identified the differential metabolites in different groups by multivariate statistical analysis,followed by functional annotation of the differential metabolites.Results:Eight common metabolites were identified by metabolomics analysis,of which 5 were decreased in the CNP model controls and increased in the QLJD medication group,while the other 3 increased in the former and decreased in the latter group.Creatinine and genistein were important differential metabolites,and the arginine and proline metabolic pathways and isoflavone biosynthesis pathways were the main ones for QLJD acting on CNP.Compared with the blank controls,the model controls showed up-regulated arginine and proline metabolic pathways,increased production of creatinine,down-regulated isoflavone biosynthetic pathway and decreased produc-tion of genistein.The above changes in the model controls were all reversed in the QLJD medication group.Conclusion:QLJD acts effectively on CNP in male rats by regulating L-arginine and proline metabolic pathways,as well as the isoflavone biosynthesis pathway and naringenin metabolism.
5.Chemical constituents from n-butanol fraction of Corydalis impatiens and their antioxidant activities
Chao-Fan DENG ; Ze-Dong NAN ; Zhen-Zhen WANG ; Jing-Ling YANG ; Zhen-Yu AN ; Xiu-Li WU ; Xiao-Li MA ; Zhi-Bo JIANG
Chinese Traditional Patent Medicine 2024;46(11):3671-3676
AIM To study the chemical constituents from n-butanol fraction of Corydalis impatiens(Pall.)Fisch.and their antioxidant activities.METHODS The n-butanol fraction was isolated and purified by silica gel,MCI,ODS,Sephadex LH-20 and semi-preparative HPLC,then the structures of obtained compounds were identified by physicochemical properties and spectral data.The antioxidant activities were determined by DPPH method and tyrosinase method.RESULTS Fourteen compounds were isolated and identified as nicotinamide(1),methyl L-pyroglutamate(2),bungeanoline F(3),monomethyl fumarate(4),5-hydroxymethylfurfural(5),4-hydroxybenzoic acid(6),hydroxybenzoate(7),methyl 3,4-dihydroxybenzoate(8),methyl ferulate(9),dimethylcaffeic acid(10),dimethyl feruloyl malate(11),(-)-4-O-feruloylquinic acid(12),syringaresinol(13)and(-)-loliolide(14).Compounds 1,8,11 and 13 showed strong antioxidant activites on DPPH free radicals,with IC50 values ranging from 54.47 to 97.4 μmol/L.Compound 13 had potential inhibitory effect on tyrosinase.CONCLUSION Compounds 4-14 are first isolated from Corydalis genus,and 3 is isolated from this plant for the first time.Compounds 1,8,11 and 13 have strong antioxidant activities.
6.Development and validation of a dynamic prediction tool for post-endo-scopic retrograde cholangiopancreatography early biliary tract infection in patients with choledocholithiasis
Peng LI ; Chao LIANG ; Jia-Feng YAN ; Chun-Hui GAO ; Zhi-Jie MA ; Zhan-Tao XIE ; Ming-Jie SUN
Chinese Journal of Infection Control 2024;23(6):692-699
Objective To develop a prediction tool for post-endoscopic retrograde cholangiopancreatography(ER-CP)early biliary tract infection(PEEBI)in patients with choledocholithiasis,and assist clinical decision-making be-fore ERCP and early personalized intervention after ERCP.Methods An observational bidirectional cohort study was adopted to select inpatients with choledocholithiasis who underwent ERCP in a hospital.Directed acyclic graph(DAGs)and the least absolute shrinkage and selection operator(LASSO)were used to predict PEEBI based on lo-gistic regression,and the models were compared and validated internally and externally.Results From January 1,2020 to September 30,2023,a total of 2 121 patients with choledocholithiasis underwent ERCP were enrolled,of whom 77(3.6%)developed PEEBI,mostly in the first 2 days after surgery(66.2%).The major influencing fac-tors for PEEBI were non-iatrogenic patient-related factors,namely diabetes mellitus(OR=2.43,95%CI:1.14-4.85),bile duct malignancy(OR=3.95,95%CI:1.74-8.31)and duodenal papillary diverticulum(OR=4.39,95%CI:1.86-9.52).Compared with the LASSO model,the DAGs model showed higher ability(3.0%)in com-prehensive discrimination(P=0.007),as well as good differentiation performance(D=0.133,P=0.894)and cal-ibration performance(x2=5.499,P=0.703)in external validation.Conclusion The DAGs model constructed in this study has good predictive performance.With the help of this tool,targeted early preventive measures in clinical practice can be taken to reduce the occurrence of PEEBI.
7.Expression and mechanism of N6-methyladenosine methylation-related factors in the repair of skeletal muscle injury in mice
Jia-Yin LU ; Zhi-Chao YAO ; Xiao-Jing HAO ; Yi YAN ; Pei MA ; Hui-Ling ZHANG ; Hai-Dong WANG
Acta Anatomica Sinica 2024;55(3):285-294
Objective To investigate the dynamic expression with the time change of N6-methyladenosine(m6A)methylation-related factors in the repair process of skeletal muscle injury and its mechanism in the inflammatory response of macrophage in the injure process.Methods In vivo mice models of BaCl2 injury in the gastrocnemius were established.Four mice per group in the control group and injury group.Gastrocnemius tissues were harvested at day 1,3,5,7,and 9 after injury for experiments.Primary gastrocnemius muscle tissue cells,muscle satellite cells,muscle cells,and cell line C2C12 cells were treated with dexamethasone(DEX,50 μmol/L)to mimic injury.Lipopolysaccharide(LPS,100 μg/L)induced RAW264.7 cell lines to mimic the inflammatory response after skeletal muscle injury,and STM2457(30 μmol/L)was added to inhibit the effect of methyltransferase 3(Mettl3)before LPS treatment.The expression of m6A methylation-related factors(Writers,Erasers,Readers)and inflammation factors were detected by Real-time PCR and Western blotting.Results The muscle fibers were dissolved and then gradually repaired with the extension of injury time,the number of monocytes/macrophages increased first and then decreased,and the Pax7 mRNA level increased first and then decreased with the change of injury time.Compared with the control group,the mRNA and protein levels of m6A methylation-related factors in gastrocnemius did not change significantly on the injury-1 day.However,they were significantly increased on the injury-3 days compared with the control group(P<0.05),and then obviously decreased on the injury-5 days group compared with the injury-3 days group(P<0.05).Compared with the control group,they were no significant differences on the injury-7 days group and-9 days group.In vitro DEX decreased the mRNA levels of m6A methyltransferase factors in primary muscle satellite cells and C2C12 cells and increased the mRNA expression level of methylation-recognition enzyme factors(P<0.05).The mRNA levels of m6A methylation-related factors increased significantly in skeletal muscle tissue cells and myocytes after DEX treatment(P<0.05).After LPS treatment,the mRNA and protein expression levels of m6A methylation-related factors and the mRNA expression levels of inflammatory factors interleukin(IL)-6 and IL-1β in macrophages increased significantly(P<0.05),while the levels of IL-6 and IL-1β mRNA in macrophages decreased significantly when the Mettl3 was inhibited(P<0.05).Conclusion m6A methylation-related factors primarily is activated in the damaged muscle cells and inflammation response of macrophages.Inhibition of m6A methyltransferase can reduce the inflammatory response of macrophages.
8.The Pathogenic Characteristics of the Initial Three Mpox Cases in Hunan Province, China.
Rong Jiao LIU ; Xing Yu XIANG ; Zi Xiang HE ; Qian Lai SUN ; Fu Qiang LIU ; Shuai Feng ZHOU ; Yi Wei HUANG ; Fang Cai LI ; Chao Yang HUANG ; Juan WANG ; Fang Ling HE ; Xin Hua OU ; Shi Kang LI ; Yu Ying LU ; Fan ZHANG ; Liang CAI ; Hai Ling MA ; Zhi Fei ZHAN
Biomedical and Environmental Sciences 2023;36(12):1167-1170
9. GLPS improves EAE demyelination through inhibition of TLR4/NF-KB pathway
Yan-Qing LI ; Qing WANG ; Zhi-Chao YANG ; Li-Juan SONG ; Jian-Chun LIU ; Cun-Gen MA ; Han-Bin WANG ; Li-Zhi YANG ; Bao-Guo XIAO
Chinese Pharmacological Bulletin 2023;39(10):1914-1920
Aim To explore the protective effects of ganoderma lucidum polysaccharides (GLPS) on experimental autoimmune encephalomyelitis (EAE), an animal model of multiple sclerosis (MS) and the underlying mechanism. Methods Thirty C57BL/6 mice were randomly divided into three groups: normal control group, EAE model group and GLPS group (5 mg • kg
10. Procyanidin B2 protects H
Yi-Wei DONG ; Zhi-Chao YANG ; Wei-Jia JIANG ; Jian-Chun LIU ; Wan-Fang YANG ; Shu-Wen YUAN ; Xiao-Hui LI ; Cun-Gen MA ; Qing WANG ; Bao-Guo XIAO
Chinese Pharmacological Bulletin 2023;39(9):1654-1661
Aim To explore the protective effect of proanthocyanidin B2 (PC-B2) on oxidative damage of PC 12 cells induced by hydrogen peroxide (H

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