1.Principles of managing wards for patients with internal radionuclide contamination
Fan BAI ; Chao YANG ; Lei ZHU ; Minghao LIU ; Danjie LIU ; Xiaoxin LIU ; Shanshan GUO ; Jianan WANG
Chinese Journal of Radiological Health 2025;34(3):444-449
Based on current national policies, regulations, standards, relevant literature, and departmental experience regarding the protection against radionuclides in China, this study provides a brief overview of key issues in the management of hospital wards for patients with internal radionuclide contamination. The discussion covers the detection of internal contamination, general requirements for internal radionuclide contamination wards, and inpatient management. In addition, the study explores in depth the daily responsibilities, protective measures, and management protocols for both healthcare staff and patients within such wards. This article summarizes a framework for the construction of internal radionuclide contamination wards, along with specific plans and detailed role-based guidelines. These results provide a reference for the management of hospital wards for patients with internal radionuclide contamination.
2.Pathogenesis and treatment strategies for infectious keratitis: Exploring antibiotics, antimicrobial peptides, nanotechnology, and emerging therapies.
Man YU ; Ling LI ; Yijun LIU ; Ting WANG ; Huan LI ; Chen SHI ; Xiaoxin GUO ; Weijia WU ; Chengzi GAN ; Mingze LI ; Jiaxu HONG ; Kai DONG ; Bo GONG
Journal of Pharmaceutical Analysis 2025;15(9):101250-101250
Infectious keratitis (IK) is a leading cause of blindness worldwide, primarily resulting from improper contact lens use, trauma, and a compromised immune response. The pathogenic microorganisms responsible for IK include bacteria, fungi, viruses, and Acanthamoeba. This review examines standard therapeutic agents for treating IK, including broad-spectrum empiric antibiotics for bacterial keratitis (BK), antifungals such as voriconazole and natamycin for fungal infections, and antiviral nucleoside analogues for viral keratitis (VK). Additionally, this review discusses therapeutic agents, such as polyhexamethylene biguanide (PHMB), for the treatment of Acanthamoeba keratitis (AK). The review also addresses emerging drugs and the challenges associated with their clinical application, including anti-biofilm agents that combat drug resistance and nuclear factor kappa-B (NF-κB) pathway-targeted therapies to mitigate inflammation. Furthermore, methods of Photodynamic Antimicrobial Therapy (PDAT) are explored. This review underscores the importance of integrating novel and traditional therapies to tackle drug resistance and enhance drug delivery, with the goal of advancing treatment strategies for IK.
3.Remyelination Regulated by microRNAs in Neurodegenerative Diseases: A Review
Manjing LI ; Qi LI ; Qingsen RAN ; Kunni CHEN ; Xinke DU ; Lina YANG ; Chunxia NIE ; Qing YANG ; Yujie LI ; Ying CHEN ; Yajie WANG ; Xiaogang WENG ; Weiyan CAI ; Xiaoxin ZHU
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(1):223-231
Demyelination of the central nervous system often occurs in neurodegenerative diseases, such as multiple sclerosis (MS). The myelin sheath, a layer of myelin membrane wrapping the axon, plays a role in the rapid conduction and metabolic coupling of impulses for neurons. The exposure of the axon will lead to axonal degeneratio, and further neuronal degeneration, which is the main cause of dysfunction and even disability in patients with demyelinating neurodegenerative diseases. In addition to the demyelination of mature myelin sheath, remyelination disorder is also one of the major reasons leading to the development of the diseases. The myelin sheath is composed of oligodendrocytes (OLs) derived from oligodendrocyte progenitor cells (OPCs) which are differentiated from neural stem cells (NSCs). The process of myelin regeneration, i.e., remyelination, is the differentiation of NSCs into OLs. Recent studies have shown that this process is regulated by a variety of genes. MicroRNAs, as important regulators of neurodegenerative diseases, form a complex regulatory network in the process of myelin regeneration. This review summarizes the main molecular pathways of myelin regeneration and microRNAs involved in this process and classifies the mechanisms and targets. This review is expected to provide a theoretical reference for the future research on the treatment of demyelinating diseases by targeting the regulation of microRNAs.
4.Screening Effective Sites of Momordicae Semen-Epimedii Folium and Anti-lung Cancer Mechanism of Its Prescription
Yuanlong ZANG ; Jun LI ; Rui ZENG ; Xihe CUI ; Qing YANG ; Xiaoxin ZHU ; Yajie WANG
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(8):17-25
ObjectiveTo preliminarily confirm the effective anti-lung cancer sites of Momordicae Semen and Epimedii Folium and study their mechanism of action. MethodOn the basis of preliminary research, the extraction method of Momordicae Semen and Epimedii Folium was optimized and the effective parts were screened under the guidance of pharmacological effects. Different ethanol elution and water elution sites of Momordicae Semen and Epimedii Folium were obtained through adsorption and elution with D101 macroporous resin. The methylthiazolyldiphenyl-tetrazolium bromide (MTT) colorimetric assay was used to detect the effects of total drug extracts and different elution sites on the proliferation of various tumor cell lines, and to screen for the optimal elution site and tumor sensitive strains. Flow cytometry was used to detect the effect of the elution sites of Momordicae Semen and Epimedii Folium on intracellular reactive oxygen species (ROS) and apoptosis in A549 cells. Western blot was used to compare the expressions of tumor protein 53 (p53), Bcl-2-associated X protein (Bax), cysteinyl aspartate specific proteinase-3 and 9 (Caspase-3 and Caspase-9) proteins in A549 cells. ResultThe inhibitory effect of Momordicae Semen on the proliferation of A549 cells was better than the kernel of Momordicae Semen, with 50% inhibitory concentration (IC50) being (86.83±2.88) mg·L-1 and (95.10±18.13) mg·L-1, respectively. The effect of total extracts of Epimedii Folium on A549 anti proliferation IC50 value was (4.71±0.81) mg·L-1. The IC50 values of the 40%, 60%, and 80% ethanol and anhydrous ethanol eluted macroporous resins of the total extracts of Momordicae Semen and Epimedii Folium inhibiting A549 proliferation were (45.32±4.38)、 (14.95±0.73)、 (17.07±1.76)、 (14.46±2.35)、 (51.7±2.26)、 (12.37±0.67)、 (20.29±0.93)、 and (3.43±0.91) mg·L-1, respectively. Compared with the normal group, the 1∶1 combination of Momordicae Semen and Epimedii Folium inhibited A549 cell proliferation in a time-dependent and concentration-dependent manner. Compared with the normal group, 50 mg·L-1 of the combination of Momordicae Semen and Epimedii Folium significantly increased intracellular ROS expression (P<0.01). Compared with the normal group, 12.5, 25, 50 mg·L-1 of the combination of Momordicae Semen and Epimedii Folium significantly increased the expression of A549 cell apoptosis (P<0.01). Compared with the normal group, 25, 50 mg·L-1 of the combination of Momordicae Semen and Epimedii Folium significantly increased the expression of p53 in A549 cells (P<0.01). Compared with the normal group, 12.5, 25, 50 mg·L-1 of the combination of Momordicae Semen and Epimedii Folium significantly increased the expression of Bax (P<0.01). Compared with the normal group, 50 mg·L-1 of the combination of Momordicae Semen and Epimedii Folium significantly reduced the expressions of Caspase-3 and Caspase-9 (P<0.01). ConclusionThe anti-tumor effect of Momordicae Semen is better than that of the kernel of Momordicae Semen. The anti-tumor substances of Momordicae Semen and Epimedii Folium mainly concentrate in the 60% ethanol to anhydrous ethanol elution site. A549 cells are sensitive to the 1∶1 combination of Momordicae Semen and Epimedii Folium, which can effectively inhibit the cell proliferation. The mechanism may be related to increasing the generation of ROS in A549 cells, promoting their apoptosis, increasing the expressions of apoptotic proteins such as p53 and Bax, and reducing the expressions of Caspase-3 and Caspase-9.
5.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.
6.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.
7.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.
8.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.
9.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.
10.Evaluating the Macro-Control Effect of Medical Service Price Level Using the Coupled Coordination Degree Model and Recommendations
Xiaoxin WANG ; Mei ZHANG ; Shangjing LI
Chinese Health Economics 2024;43(9):48-52
Objective:To grasp the degree of coordinated development and spatial distribution characteristics of medical service prices,medical service capacity and regional economic level,so as to promote the benign and coordinated development of medical service prices and various systems.Methods:The entropy value method is used to calculate the comprehensive evaluation index of medical service price,medical service capacity and regional economic level in the sample provinces,and the coupling coordination degree model is used to analyze the degree of coupling coordination between medical service price,medical service capacity and regional economic level in the sample provinces,and carry out spatial autocorrelation analysis.Results:The price of medical services was moderately coupled to the capacity of medical services and the level of the regional economy,and there was moderate dependence between the systems;the price of medical services was poorly coordinated with the capacity of medical services and the level of the regional economy;the coordination between the current price of medical services in China and the capacity of medical services and the level of the regional economy did not have a spatial aggregation and radiation effect in space.Conclusion:Coordination between the price of medical services in China and the capacity of medical services and regional economic level needed to be strengthened urgently.Suggestion:The capacity of medical services should be quantitatively evaluated and the formation of medical service prices should be guided,the coordination and linkage between medical service prices and macroeconomic levels should be strengthened,and efforts should be made to enhance the regional equilibrium of China's medical service price policy.

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