1.Expert consensus on the construction of integrated outpatient clinic for cervical cancer prevention and treatment in General Hospitals
Nan YU ; Dongli KONG ; Lei WANG ; Yihan LU ; Hongbo WANG ; Dongru LIU ; Ling PENG
Journal of Public Health and Preventive Medicine 2026;37(2):1-6
Objective To implement the disease prevention and control strategy of being "proactive and grassroots-focused," and to enhance the overall effectiveness of general hospitals in the tertiary prevention of cervical cancer, this consensus aims to provide an actionable guiding framework for the standardized construction of "Integrated Outpatient Clinics for Cervical Cancer Prevention and Control" in general hospitals at all levels. Methods This consensus systematically elaborates on the specific elements for establishing such integrated clinics and formulates the corresponding standards. Results It is anticipated that the consensus will promote the establishment of standardized, homogeneous, and high-efficiency frontline positions for cervical cancer prevention and control within general hospitals, thereby contributing to the strategic vision of accelerating the elimination of cervical cancer. Conclusion The formulation and promotion of the consensus aim to provide robust clinical practice support for accelerating the realization of China's strategic vision of eliminating cervical cancer.
2.Epidemiological characteristics and prevention strategies of gouty arthritis in Northwest China in 2023-2025
Ling FU ; Ning CUI ; Peijie XIA ; Nan ZHAO ; Aiqing PAN ; Xiaomin RAN ; Fei CHEN ; Kaiyue CAO
Journal of Public Health and Preventive Medicine 2026;37(4):56-60
Objective To explore the epidemiological characteristics of gouty arthritis in Northwest China from 2023 to 2025, and to formulate preventive intervention measures. Methods By retrospectively analyzing the case data of medical institutions in Northwest China from January 2023 to June 2025 (a total of 8 139 cases), the incidence trend and population distribution characteristics of gouty arthritis in this area were analyzed. Multivariate logistic regression analysis was performed to identify risk factors. Results From 2023 to 2025, the prevalence rate of gouty arthritis in adult residents in Northwest China was 3.74% (304/8 139). Among the sites affected by gouty arthritis, the metatarsophalangeal joint accounted for the highest proportion (P<0.05). From the perspective of age distribution, the prevalence rate was the highest in 40-59 years old group (5.90%), followed by 66-80 years old group (4.21%) and >80 years old group (2.75%). The incidence rate in 40-65 years old group was higher than that in the other age groups (P<0.05). High blood uric acid and creatinine, alcohol drinking, obesity, high purine diet, concurrent chronic kidney disease and metabolic syndrome were risk factors affecting gouty arthritis in Northwest China (P<0.05). Conclusion High blood uric acid level, high creatinine level, alcohol drinking, obesity, high purine diet, concurrent chronic kidney disease and metabolic syndrome are risk factors influencing gouty arthritis in Northwest China. Based on the above factors, this study proposes comprehensive prevention strategies from the individual, community and public health levels to provide a scientific basis for reducing the incidence rate of gouty arthritis.
3.FGF21 overexpression upregulates SIRT1/GPX4 to inhibit ferroptosis and relieve CCl4 mouse acute liver injury
Xutao LING ; Qianqian HUANG ; Lun ZHANG ; Fang XIE ; Nan BAI ; Yingxia WANG ; Haoran HUA ; Haoze WANG ; Wenjing DAI ; Kexin LI ; Jianqing WANG
Acta Universitatis Medicinalis Anhui 2026;61(6):1053-1060
ObjectiveTo investigate the protective effect of liver-targeted fibroblast growth factor 21 (FGF21) overexpression against CCl₄-induced acute liver injury (ALI) and its association with silent information regulator 1/glutathione peroxidase 4 (SIRT1/GPX4) expression and ferroptosis-related markers. MethodsFemale ICR mice (8 weeks old) were randomly divided into Control, CCl₄, adeno-associated virus (AAV)-FGF21, and AAV-FGF21 + CCl4 groups. Liver-targeted FGF21 overexpression was achieved via tail vein injection of AAV8-FGF21 virus with green fluorescent protein (GFP) labeling. ALI was induced by intraperitoneal injection of CCl₄ (0.3 mL/kg), with sample collection at 12 hours. Body weight and liver weight were recorded to calculate the liver weight/body weight. Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) levels were measured using a biochemical analyzer. FGF21 expression in liver tissues was detected by immunofluorescence. Hepatic histopathology was evaluated by HE staining. RT-qPCR was performed to assess mRNA expression of ferroptosis and iron metabolism-related genes (ACSL4, PTGS2, HJV, FPN, GPX4), FGF21, and SIRT1. Protein expression of FGF21, SIRT1, and GPX4 were determined by Western blot. Iron content, malondialdehyde (MDA), glutathione (GSH), and superoxide dismutase (SOD) activity in liver homogenate were quantified using assay kits. ResultsCompared with the Control group, the FGF21 mRNA and protein expression elevated in CCl4 group; serum ALT/AST levels and liver weight/body weigh increased. The HE staining results showed that the liver cell membranes were ruptured. The mRNA levels of ACSL4 and PTGS2, the iron content and MDA levels all increased (P<0.01). The mRNA levels of SIRT1, GPX4, HJV, and FPN, the GSH level and SOD activity all decreased (P<0.05), and the protein levels of SIRT1 and GPX4 both decreased (P<0.05). Compared with the CCl4 group, the serum levels of ALT and AST in the AAV-FGF21 + CCl4 group were decreased (P<0.01), and the liver/body ratio of mice decreased (P<0.01). The results of HE staining showed that the degree of liver injury was alleviated. The mRNA levels of ACSL4 and PTGS2, iron content and MDA level all decreased (P<0.01), while the mRNA levels of SIRT1, GPX4, HJV, FPN, GSH level and SOD activity all increased (P<0.05). The protein levels of SIRT1 and GPX4 both increased (P<0.05). ConclusionFGF21 overexpression is associated with enhanced SIRT1/GPX4 expression and suppression of ferroptosis features, thereby contributing to the alleviation of CCl4-induced ALI.
4.Research progress on strategies to target intestinal microbiota to improve drug resistance in tumor immunotherapy
Hui-ling LI ; Bi-qing LIU ; Ying-nan FENG ; Xin HU ; Lan ZHANG ; Xian-zhe DONG
Acta Pharmaceutica Sinica 2025;60(2):260-268
A growing body of research points out that gut microbiota plays a key role in tumor immunotherapy. By optimizing the composition of intestinal microbiota, it is possible to effectively improve immunotherapy resistance and enhance its therapeutic effect. This article comprehensively analyzes the mechanism of intestinal microbiota influencing tumor immunotherapy resistance, expounds the current strategies for targeted regulation of intestinal microbiota, such as traditional Chinese medicine and plant components, fecal microbiota transplantation, probiotics, prebiotics and dietary therapy, and explores the potential mechanisms of these strategies to improve patients' resistance to tumor immunotherapy. At the same time, the article also briefly discusses the prospects and challenges of targeting intestinal microbiota to improve tumor immunotherapy resistance, which provides a reference for related research to help the strategy research of reversing tumor immunotherapy resistance.
5.Study of the evaluation methods for evidence and recommendation in Chinese expert consensus on off-label use of drugs
Mingyue ZHANG ; Nan CHEN ; Ling XU ; Zhenggang BAI ; Likai LIN
China Pharmacy 2025;36(6):641-647
OBJECTIVE To provide reference for optimizing or formulating unified evaluation methods for evidence and recommendation in expert consensus on off-label use of drugs. METHODS Retrieved from CNKI, Wanfang data, VIP, CBM, PubMed and Web of Science, Chinese expert consensuses on off-label use of drugs involving evaluation methods for evidence and recommendations were collected from the inception to August 1, 2024. After screening the literature and extracting relevant data, descriptive statistical analysis was conducted. RESULTS & CONCLUSIONS Among the 32 articles included, 14 articles (43.8%) used Micromedex’s Thomson grading system, only 7 articles (21.9%) considered economic factors when forming recommendations, 10 articles (31.3%) reported the conflicts of interest; only 2 articles (6.3%) involved experts in the field of evidence-based medicine methodology. There were differences in the sources of evidence, factors considered in forming recommendations, and the grading standards for evidence and recommendations among different expert consensus evidence evaluation methods. There were also differences in evidence levels and recommendation strength of the same drug off-label use in different expert consensus. It is recommended that in future consensus-building processes, greater attention should be paid to potential conflicts of interest among participants, collaboration with methodological experts should be enhanced, and efforts should be expedited to establish unified standards for evaluating evidence and recommendation methodologies.
6.Treatment of Parkinson's Disease with Traditional Chinese Medicine by Regulating BDNF/TrkB Signaling Pathway: A Review
Lulu JIA ; Ying LI ; Jiale YIN ; Nan JIA ; Xiaoxi LIU ; Li LING
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(4):315-322
Parkinson's disease(PD) is the second most common neurodegenerative disease in the world, which seriously affects the lives of patients. With the acceleration of aging process, the number of patients continues to rise. Its main pathological features are aggregation of α-synuclein and degenerative death of dopaminergic neurons in the substantia nigra. However, the pathogenesis of PD is still unclear. According to reports, the brain-derived neurotrophic factor(BDNF)/tyrosine kinase receptor B(TrkB) signaling pathway is highly expressed and activated in dopaminergic neurons in the substantia nigra, which is closely related to neurophysiological processes such as neurogenesis, synaptic plasticity, neuroinflammation, and oxidative stress. It plays an important role in the occurrence and development of PD. At present, the treatment methods of Western medicine for PD are mainly based on drugs such as levodopa and dopamine agonists to alleviate motor symptoms, but with the increase of dose, the adverse reactions are significantly enhanced. Traditional Chinese medicine(TCM) has attracted people to explore its therapeutic effects on PD due to its characteristics of homology of medicine and food, economy, minor adverse reactions and multi-target action. Therefore, this paper systematically reviews the role of BNDF/TrkB pathway in the pathogenesis of PD and the mechanism of TCM formulas, extracts and monomers in the treatment of PD by regulating the BNDF/TrkB pathway according to retrieving the latest research reports at home and abroad, so as to provide a reference for the clinical application of related TCM and the development of new drugs for PD.
7.Impact of Maxing Kugan Decoction on Inflammatory Response and Apoptosis in Oleic Acid-induced Acute Lung Injury in Rats via p38 MAPK/NF-κB Signaling Pathway
Taiqiang JIAO ; Yi NAN ; Ling YUAN ; Jiaqing LI ; Yang NIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):108-116
ObjectiveTo investigate the effects of Maxing Kugan decoction (MKD) on inflammatory response and apoptosis in rats with oleic acid (OA)-induced acute lung injury (ALI) and explore its mechanism of action. MethodsSixty Sprague-Dawley (SD) rats were randomly assigned into six groups: a control group, a model group, a dexamethasone-treated group (2 mg·kg-1), and three MKD-treated groups at low, medium, and high doses (3.1, 6.2,12.4 g·kg-1). Each group was administered either an equivalent volume of normal saline or the corresponding concentration of MKD by gavage for seven consecutive days. The model group and each administration group were used to establish the ALI model by tail vein injection of OA (0.2 mL·kg-1). Twelve hours after modeling, blood gas analyses were conducted, and the wet-to-dry (W/D) weight ratio of lung tissue was measured for each group. Additionally, enzyme-linked immunosorbent assay (ELISA) was employed to quantify the levels of tumor necrosis factor-alpha (TNF-α), interleukin-1β (IL-1β), and interleukin-6 (IL-6) in the bronchoalveolar lavage fluid (BALF) of the rats. Cell damage and apoptosis in lung tissue were examined via hematoxylin-eosin (HE) staining and TdT-mediated dUTP-biotin nick end labeling (TUNEL) assays, and the results were subsequently scored. The expression levels of the p38 mitogen-activated protein kinase (p38 MAPK)/nuclear factor kappa-B (NF-κB) signaling pathway and apoptosis-related proteins and mRNAs were assessed using Western blot and real-time fluorescence quantitative polymerase chain reaction (Real-time PCR). ResultsCompared with the control group, the model group exhibited a significant decrease in partial pressure of oxygen (PaO2), blood oxygen saturation (SaO2), and oxygenation index (PaO2/FiO2), along with a marked increase in partial pressure of carbon dioxide (PaCO2) and lung W/D ratio (P<0.01). Additionally, levels of TNF-α, IL-6, and IL-1β in BALF were significantly elevated (P<0.01). Histopathological analysis of lung tissue showed significant inflammatory infiltration, tissue edema, alveolar septal thickening, and apoptosis of lung tissue. Pronounced increases were observed in the mRNA expression levels of p38 MAPK, NF-κB p65, inhibitor of NF-κB (IκBα), B-cell lymphoma-2 associated x protein (Bax), and Caspases-3, as well as the protein expression levels of p-p38 MAPK, p-NF-κB p65, p-IκBα, Bax, Caspases-3, and cleaved Caspases-3, while the mRNA and protein expression of Bcl-2 was downregulated (P<0.01). Compared with the model group, MKD significantly elevated PaO2, SaO2, and PaO2/FiO2 while reducing PaCO2 and W/D ratio in rats (P<0.01). It also greatly reduced TNF-α, IL-6, and IL-1β levels in BALF (P<0.01) and alleviated inflammatory infiltration, tissue edema, alveolar septal thickening, and apoptosis of lung tissue. Additionally, it downregulated the mRNA expression of p38 MAPK, NF-κB p65, IκBα, Bax, Caspases-3, as well as protein expression of p-p38 MAPK, p-NF-κB p65, p-IκBα, Bax, Caspases-3, and cleaved Caspases-3 in lung tissue (P<0.05, P<0.01), while significantly upregulating mRNA and protein expression of Bcl-2 (P<0.01). ConclusionMKD exerts a protective effect on OA-induced ALI rats, potentially through the regulation of the p38 MAPK/NF-κB signaling pathway to inhibit inflammation and apoptosis.
8.Impact of Maxing Kugan Decoction on Inflammatory Response and Apoptosis in Oleic Acid-induced Acute Lung Injury in Rats via p38 MAPK/NF-κB Signaling Pathway
Taiqiang JIAO ; Yi NAN ; Ling YUAN ; Jiaqing LI ; Yang NIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(7):108-116
ObjectiveTo investigate the effects of Maxing Kugan decoction (MKD) on inflammatory response and apoptosis in rats with oleic acid (OA)-induced acute lung injury (ALI) and explore its mechanism of action. MethodsSixty Sprague-Dawley (SD) rats were randomly assigned into six groups: a control group, a model group, a dexamethasone-treated group (2 mg·kg-1), and three MKD-treated groups at low, medium, and high doses (3.1, 6.2,12.4 g·kg-1). Each group was administered either an equivalent volume of normal saline or the corresponding concentration of MKD by gavage for seven consecutive days. The model group and each administration group were used to establish the ALI model by tail vein injection of OA (0.2 mL·kg-1). Twelve hours after modeling, blood gas analyses were conducted, and the wet-to-dry (W/D) weight ratio of lung tissue was measured for each group. Additionally, enzyme-linked immunosorbent assay (ELISA) was employed to quantify the levels of tumor necrosis factor-alpha (TNF-α), interleukin-1β (IL-1β), and interleukin-6 (IL-6) in the bronchoalveolar lavage fluid (BALF) of the rats. Cell damage and apoptosis in lung tissue were examined via hematoxylin-eosin (HE) staining and TdT-mediated dUTP-biotin nick end labeling (TUNEL) assays, and the results were subsequently scored. The expression levels of the p38 mitogen-activated protein kinase (p38 MAPK)/nuclear factor kappa-B (NF-κB) signaling pathway and apoptosis-related proteins and mRNAs were assessed using Western blot and real-time fluorescence quantitative polymerase chain reaction (Real-time PCR). ResultsCompared with the control group, the model group exhibited a significant decrease in partial pressure of oxygen (PaO2), blood oxygen saturation (SaO2), and oxygenation index (PaO2/FiO2), along with a marked increase in partial pressure of carbon dioxide (PaCO2) and lung W/D ratio (P<0.01). Additionally, levels of TNF-α, IL-6, and IL-1β in BALF were significantly elevated (P<0.01). Histopathological analysis of lung tissue showed significant inflammatory infiltration, tissue edema, alveolar septal thickening, and apoptosis of lung tissue. Pronounced increases were observed in the mRNA expression levels of p38 MAPK, NF-κB p65, inhibitor of NF-κB (IκBα), B-cell lymphoma-2 associated x protein (Bax), and Caspases-3, as well as the protein expression levels of p-p38 MAPK, p-NF-κB p65, p-IκBα, Bax, Caspases-3, and cleaved Caspases-3, while the mRNA and protein expression of Bcl-2 was downregulated (P<0.01). Compared with the model group, MKD significantly elevated PaO2, SaO2, and PaO2/FiO2 while reducing PaCO2 and W/D ratio in rats (P<0.01). It also greatly reduced TNF-α, IL-6, and IL-1β levels in BALF (P<0.01) and alleviated inflammatory infiltration, tissue edema, alveolar septal thickening, and apoptosis of lung tissue. Additionally, it downregulated the mRNA expression of p38 MAPK, NF-κB p65, IκBα, Bax, Caspases-3, as well as protein expression of p-p38 MAPK, p-NF-κB p65, p-IκBα, Bax, Caspases-3, and cleaved Caspases-3 in lung tissue (P<0.05, P<0.01), while significantly upregulating mRNA and protein expression of Bcl-2 (P<0.01). ConclusionMKD exerts a protective effect on OA-induced ALI rats, potentially through the regulation of the p38 MAPK/NF-κB signaling pathway to inhibit inflammation and apoptosis.
9.Drug resistance of multidrug-resistant organism in hospitalized children at a children's hospital in Hebei Province
SUN Ling ; LIU Yuanqing ; LIU Xinguang ; ZHANG Nan ; WEN Chan ; HAO Jianzong ; LI Mei
Journal of Preventive Medicine 2025;37(6):616-621
Objective:
To analyze the drug resistance of multidrug-resistant organism (MDRO) among hospitalized children in a children's hospital in Hebei Province from 2019 to 2023, so as to provide the basis for the rational clinical application of antibacterial drugs.
Methods:
Specimens including sputum, blood, urine, pus, bronchoalveolar lavage fluid, secretions, pleural fluid, and peritoneal fluid of hospitalized children from January 2019 to December 2023 were collected. Pathogen identification and drug susceptibility tests were performed on methicillin-resistant Staphylococcus aureus (MRSA), extended-spectrum β-lactamase-producing Escherichia coli (ESBLs-EC), extended-spectrum β-lactamase-producing Klebsiella pneumoniae (ESBLs-KP), carbapenem-resistant Klebsiella pneumoniae (CRKP), carbapenem-resistant Acinetobacter baumannii (CRAB), carbapenem-resistant Pseudomonas aeruginosa (CRPA) and carbapenem-resistant Escherichia coli (CREC). The department distribution, specimen distribution, and drug resistance of MDROs were analyzed.
Results:
A total of 279 086 samples were submitted for testing, with 3 512 MDROs detected. Among these, MRSA and ESBLs-EC had relatively high detection rates of 35.76% and 41.50%, respectively. In the internal medicine pediatric patients, 1 869 MDROs were detected, accounting for 53.22%. The main departments were respiratory medicine, neonatology, and intensive care. In the surgical department, 1 643 MDROs were detected, accounting for 46.78%, with the main sources being general surgery and cardiac surgery. The highest numbers of MDROs were detected in sputum, pus, and urine samples, with 1 372, 527, and 494 isolates, representing 39.07%, 15.01%, and 14.07%, respectively. The resistance rates of MRSA to penicillin, oxacillin, and erythromycin were between 81.76% and 100.00%. ESBLs-EC and ESBLs-KP had a resistance rate of 100.00% to ceftriaxone. CRKP had a resistance rate of 100.00% to ampicillin/sulbactam and imipenem. CRAB had a resistance rate of 100.00% to cefoxitin, imipenem, and meropenem. CRPA had a resistance rate of 100.00% to ampicillin/sulbactam, ceftriaxone, cefoxitin, and imipenem. CREC had a resistance rate of 100.00% to imipenem.
Conclusions
In a children's hospital in Hebei Province, infections with MDROs among hospitalized pediatric patients are primarily caused by MRSA and ESBLs-EC. These infections are mainly distributed in the departments of respiratory medicine, neonatology, intensive care, general surgery, and cardiac surgery, with the highest detection rates in sputum, pus, and urine samples. Additionally, MRSA, ESBLs-EC, ESBLs-KP, CRKP, CRAB, CRPA, and CREC show high resistance rate to most antimicrobial agents.
10.Advances in research of pathophysiological mechanisms and diagnosis of Alzheimer's disease
Ya-Nan WANG ; Ling REN ; Wei HAN ; Bin SUN
Medical Journal of Chinese People's Liberation Army 2025;50(5):632-640
Alzheimer's disease(AD),a major cause of dementia,is a common neurodegenerative disease,beginning with memory loss and difficulties with thinking,language and problem-solving skills.Intensification of population aging and the increasing incidence of AD have imposed a heavy burden on healthcare systems.Currently,the main pathological explanation remains the excessive accumulation of β-amyloid plaques,formation of neurofibrillary tangles and neuronal loss,but the true etiology and pathogenesis of AD remain unknown.The advances of research in AD,with respect to genetics,pathophysiological mechanism,imaging diagnosis and laboratory diagnosis,are reviewed in this article,aiming to provide references for relevant research and potential clinical applications.


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