1.Dynamic analysis of immune responses in heterotopic heart transplantation model of genetically modified pig-to-macaque
Le BAI ; Ziqiang DAI ; Zhipeng REN ; Chenghong LAI ; Xianhua LI ; Xiaoyang XIE ; Dengke PAN ; Enwu LONG ; Dianyuan LI
Organ Transplantation 2025;16(5):747-755
Objective To evaluate the efficacy of a combined immunosuppression regimen in modulating rejection in genetically modified pig-to-macaque xenogeneic heart transplantation.Methods Two xenogeneic heart transplantation models were constructed using genetically modified pigs and macaques.Dynamic monitoring of recipient peripheral blood immune parameters and observation of graft pathological changes were performed.Results Regimen 1,featuring B-cell depletion,T-cell inhibition,and C3 complement suppression,reduced lymphocyte levels but failed to control acute humoral rejection and macrophage infiltration.Regimen 2,adding C5 complement inhibition and interleukin-6 inhibition to Regimen 1,more effectively lowered lymphocyte levels,inhibited acute humoral rejection and complement activation,and decreased antibody deposition.However,a late-phase cytokine storm and residual T cells emerged.Conclusions Regimen 2 reduces the hyperacute and acute rejection risks through multi-target intervention.Yet,it requires balancing medication complexity and safety.This indicates the need to optimize cellular immune regulation and adjust the plan through dynamic multidimensional monitoring.
2.Evaluation of the efficacy,safety and cost-effectiveness of different formulations of short-acting rhGH in the treatment of patients with short stature
Zhuoting ZHENG ; Yilong LIU ; Xiaomao QIN ; Zhen ZENG ; Run YAN ; Enwu LONG
China Pharmacy 2025;36(9):1111-1116
OBJECTIVE To compare the efficacy, safety, and cost-effectiveness of two different formulations of short-acting recombinant human growth hormone (rhGH) in the treatment of patients with short stature. METHODS Data from patients with short stature treated with short-acting rhGH at the Leshan People’s Hospital from August 2016 to June 2023 were collected. Patients were divided into powder formulation group and aqueous formulation group based on the rhGH formulation used. The changes in growth-related efficacy indicators and the occurrence of adverse drug reactions were compared between two groups after 12 months of treatment; cost-effectiveness analysis and sensitivity analysis were used to compare the cost per unit of effect achieved; subgroup analysis was performed by dividing the patients into growth hormone deficiency (GHD) subgroup and idiopathic short stature (ISS) subgroup based on clinical diagnosis. RESULTS After 12 months of treatment, the height and the levels of insulin-like growth factor-1 and insulin-like growth factor binding protein-3 in serum in aqueous formulation group and powder formulation group were significantly increased compared to before treatment (P<0.001), but there was no statistically significant difference in the changes of the above indicators between the two groups(P>0.05). The analysis results of GHD and ISS subgroups were consistent with the overall population. In the overall population, the cost-effectiveness ratio of powder formulation group (2 582 yuan/cm) was significantly better than that of aqueous formulation group (6 729 yuan/cm), with a statistically significant difference (P<0.001), and the result was consistent in the GHD and ISS subgroups as well as in the sensitivity analysis. No serious adverse drug reactions occurred in either powder formulation or aqueous formulation group, and there was no statistically significant difference in the incidence of various adverse reactions between two groups (P>0.05). CONCLUSIONS Short-acting rhGH powder and aqueous formulations have equivalent efficacy and safety, but the powder formulation has greater economic advantages.
3.Dynamic analysis of immune responses in heterotopic heart transplantation model of genetically modified pig-to-macaque
Le BAI ; Ziqiang DAI ; Zhipeng REN ; Chenghong LAI ; Xianhua LI ; Xiaoyang XIE ; Dengke PAN ; Enwu LONG ; Dianyuan LI
Organ Transplantation 2025;16(5):747-755
Objective To evaluate the efficacy of a combined immunosuppression regimen in modulating rejection in genetically modified pig-to-macaque xenogeneic heart transplantation.Methods Two xenogeneic heart transplantation models were constructed using genetically modified pigs and macaques.Dynamic monitoring of recipient peripheral blood immune parameters and observation of graft pathological changes were performed.Results Regimen 1,featuring B-cell depletion,T-cell inhibition,and C3 complement suppression,reduced lymphocyte levels but failed to control acute humoral rejection and macrophage infiltration.Regimen 2,adding C5 complement inhibition and interleukin-6 inhibition to Regimen 1,more effectively lowered lymphocyte levels,inhibited acute humoral rejection and complement activation,and decreased antibody deposition.However,a late-phase cytokine storm and residual T cells emerged.Conclusions Regimen 2 reduces the hyperacute and acute rejection risks through multi-target intervention.Yet,it requires balancing medication complexity and safety.This indicates the need to optimize cellular immune regulation and adjust the plan through dynamic multidimensional monitoring.
4.Research Progress on the Effect of Abnormal Thyroid Function on the Coagulation System and the Interaction of Therapeutic Drugs
Min JIANG ; Yuan BIAN ; Enwu LONG
Herald of Medicine 2024;43(1):85-90
For patients with abnormal thyroid function,the detection of peripheral blood coagulation indicators may be irregular,and there is a potential risk of thrombosis or bleeding.Patients with hyperthyroidism have significant endothelial dysfunction and risk of thrombosis.However,the reports on the effect of hypothyroidism on coagulation function are still controversial.The potential risk of abnormal thyroid function to the coagulation system may interfere with the safety of anticoagulant therapy,and the interaction between thyroid disease treatment drugs and anticoagulant drugs also affects the safety of the patient's medication.Therefore,this article is based on previous research literature,analyzes the correlation between abnormal thyroid function and coagulation function,and evaluates and discusses the impact of abnormal thyroid function on the coagulation system and related therapeutic drug interactions.It is expected to provide a reference for diagnosing and treating patients with thyroid dysfunction and abnormal coagulation function.
5.Real-world study on the efficacy of Polyene phosphatidylcholine capsules as adjunctive therapy for chronic hepatitis B
Baoqiang ZHU ; Qi HU ; Qiang LIU ; Meiding WANG ; Enwu LONG
China Pharmacy 2024;35(20):2505-2511
OBJECTIVE To evaluate the effectiveness of Polyene phosphatidylcholine capsules (PPC) as adjuvant therapy for chronic hepatitis B (CHB). METHODS Retrospective data were collected from the patients diagnosed with CHB, treated with hepatoprotective drugs combined with antiviral drugs or antiviral drugs alone, and underwent long-term follow-up in the outpatient department of Sichuan Academy of Medical Sciences & Sichuan Provincial People’s Hospital from January 1, 2017 to December 31, 2022. After balancing confounding factors through propensity score matching, the effectiveness of PPC combined with antiviral therapy versus antiviral therapy alone (PPC+antiviral group versus antiviral group) and PPC+Diammonium glycyrrhizinate enteric- coated capsules (DGC) combined with antiviral therapy versus DGC combined with antiviral therapy (PPC+DGC+antiviral group versus DGC+antiviral group) as therapy for CHB were compared under real medical conditions. RESULTS Totally 382 patients with CHB who received hepatoprotective agents based on antiviral therapy (221, 63 and 98 patients who received DGC, PPC and combination therapy, respectively) and 400 patients who received antiviral therapy alone were ultimately included. After propensity score matching, there were 47 patients each in the PPC+antiviral group and the antiviral group, respectively; after treatment, the alanine transaminase (ALT) levels in the PPC+antiviral group were significantly reduced compared to before treatment and the antiviral group at the same time (P<0.05), while there was no statistically significant difference in the ALT normalization rate between the two groups (P>0.05). There were 74 patients each in the PPC+DGC+antiviral group and the DGC+antiviral group, respectively; after treatment, the ALT levels of patients in both groups were significantly reduced compared to before treatment, the ALT levels of PPC+DGC+antiviral group were significantly lower than those in the DGC+antiviral group at the same time, and the ALT normalization rate was significantly higher in the PPC+DGC+antiviral group than that in the DGC+antiviral group (P<0.05). CONCLUSIONS Based on using antiviral drugs to treat CHB, adjuvant therapy combined with PPC has a significant advantage in reducing liver enzymes; in addition, compared with the DGC combined antiviral regimen, the dual hepatoprotective drug of DGC and PPC combined with an antiviral regimen has better effects on liver protection and reduction of liver enzymes.
6.Current Status and Advances in the Treatment of Carbapenem-resistant Gram-negative Bacilli with Antimicrobial Drugs
Qi HU ; Shiyu YANG ; Qiang LIU ; Xiao HU ; Xue TAO ; Hui YI ; Yuan BIAN ; Enwu LONG
Herald of Medicine 2024;43(10):1572-1577
With the widespread use of carbapenem antibiotics,the clinical detection rate of carbapenem-resistant Gram-negative bacilli has shown a significant increase.Carbapenem-resistant Gram-negative bacilli isolates are often extensively or fully resistant,resulting in limited antimicrobial treatment options and high morbidity and mortality rates,posing a serious public health threat.The clinical treatment of carbapenem-resistant Gram-negative bacilli includes the use of single or combination antimicrobials such as polymyxin,tigecycline,and fosfomycin.A number of new antimicrobials and therapeutic approaches are under development.The clinical management of carbapenem-resistant Gram-negative infections is severely challenged by the limited choice of antimicrobial agents.Therefore,this article reviews the current status and progress of antimicrobial treatment for carbapenem-resistant Gram-negative bacilli to providing clinical reference.
7.Research progress on pancreatic injury induced by glucagon-like peptide-1 receptor agonists in patients with type 2 diabetes mellitus
Weihao JIANG ; Yuan BIAN ; Enwu LONG
Adverse Drug Reactions Journal 2024;26(12):749-755
Glucagon-like peptide-1 receptor agonists (GLP-1RA) are used to treat type 2 diabetes mellitus (T2DM) by enhancing insulin secretion and inhibiting glucagon secretion. GLP-1RA has good efficacy and safety, but it may have the risk of pancreatic injury. Its incidence is low, but it is more harmful. At present, the research conclusions of GLP-1RA-related pancreatic injury are not consistent. This article reviews the research progress of GLP-1RA-related pancreatic injury from the aspects of occurrence, possible mechanism, related clinical research, clinical manifestations, and management measures. The possible mechanisms include activation of stellate cells, induction of proliferation and metaplasia of pancreatic ductal epithelial cells, presence of immune rejection, and influence on the expression of pancreatic injury related genes. Pancreatitis is more common in GLP-1RA-related pancreatic injury, and its clinical manifestations are abdominal pain, nausea, vomiting, and the elevation of lipase and amylase. It is suggested that patients should be given necessary medication education before medication. Once relevant symptoms occur, acute pancreatitis should be considered and the medication should be stopped immediately. If pancreatitis is confirmed, GLP‐1RA treatment is not recommended.
8.Research progress on pancreatic injury induced by glucagon-like peptide-1 receptor agonists in patients with type 2 diabetes mellitus
Weihao JIANG ; Yuan BIAN ; Enwu LONG
Adverse Drug Reactions Journal 2024;26(12):749-755
Glucagon-like peptide-1 receptor agonists (GLP-1RA) are used to treat type 2 diabetes mellitus (T2DM) by enhancing insulin secretion and inhibiting glucagon secretion. GLP-1RA has good efficacy and safety, but it may have the risk of pancreatic injury. Its incidence is low, but it is more harmful. At present, the research conclusions of GLP-1RA-related pancreatic injury are not consistent. This article reviews the research progress of GLP-1RA-related pancreatic injury from the aspects of occurrence, possible mechanism, related clinical research, clinical manifestations, and management measures. The possible mechanisms include activation of stellate cells, induction of proliferation and metaplasia of pancreatic ductal epithelial cells, presence of immune rejection, and influence on the expression of pancreatic injury related genes. Pancreatitis is more common in GLP-1RA-related pancreatic injury, and its clinical manifestations are abdominal pain, nausea, vomiting, and the elevation of lipase and amylase. It is suggested that patients should be given necessary medication education before medication. Once relevant symptoms occur, acute pancreatitis should be considered and the medication should be stopped immediately. If pancreatitis is confirmed, GLP‐1RA treatment is not recommended.
9.Visual analysis of the treatment of non-alcoholic fatty liver disease based on Web of Science
Baoqiang ZHU ; Mingming ZHANG ; Shiyu YANG ; Jiaqiang HU ; Wenyuan LI ; Enwu LONG
China Pharmacy 2023;34(18):2243-2249
OBJECTIVE To analyze the current status, hotspots and development trends of research on the treatment of non-alcoholic fatty liver disease (NAFLD), providing reference for subsequent research. METHODS Searching the Web of Science database, the literature related to the treatment of NAFLD from the establishment of the database to December 31, 2022 were collected. CiteSpace 6.1.R6 was used to construct a visual atlas, perform collaborative network analysis on authors, countries and institutions, and conduct keyword co-occurrence, clustering and emergence analysis to explore its research status and hotspots. RESULTS A total of 3 882 articles were included, and the number of publications had been increasing year by year. The top three countries in terms of publication volume were China, the United States, and Japan. The author with the highest volume of publications was Sanyal from the United States (37 articles), while the institution with the highest volume of publications was the University of California, San Diego (75 articles). A closely connected research team abroad mainly conducted large-scale randomized controlled trials (RCT) to evaluate the effectiveness and safety of various interventions, including medication and lifestyle, in treating NAFLD. However, domestic researches mainly focused on basic researches about the treatment of NAFLD with effective medicinal ingredients, and were characterized by traditional Chinese medicine. There were relatively few high-quality large-scale RCT studies related to it. Keyword analysis showed that researches in various countries mainly focused on regulating liver oxidative stress and inflammation, improving the overall balance of glucose and lipid metabolism. Except for hypoglycemic drugs, drugs that act on various comprehensive metabolic homeostasis targets in the body had entered clinical research, and had enormous therapeutic potential. CONCLUSIONS The research on NAFLD treatment continues to grow in popularity and tends to research targets and drugs for regulating systemic metabolic homeostasis. As the main force of research, China should strengthen communication with the international community, grasp the trends and directions of basic research, attach importance to clinical research, and continuously tap the therapeutic potential of traditional Chinese medicine.
10.Application status of SWARA method in clinical comprehensive evaluation of drugs
Yalin WEN ; Xia SHI ; Enwu LONG ; Rongsheng TONG ; Xingwei WU
China Pharmacy 2022;33(19):2428-2432
Clinical comprehensive evaluation of drugs is an important technical tool for drug supply assurance decision - making,which requires evaluation subjects to use multiple evaluation methods and tools to carry out a comprehensive evaluation of multi-dimensional and multi -level evidence for drugs . Multi-criteria decision analysis (MCDA)is an important method for clinical comprehensive evaluation of drugs ,including weight assignment and comprehensive evaluation . Step-wise weight assessment ratio analysis(SWARA)is a weighting method for MCDA ,which can determine indicator weight concisely and accurately compared to other methods . This paper introduces the method of SWARA ,and systematically reviews the application of SWARA in the comprehensive clinical evaluation of drugs . Currently,the SWARA method is used in various research areas . Within the field of pharmaceuticals,researchers use the SWARA method to build MCDA models and calculate specific weight values for each drug evaluation criterion by consulting a team of experts . The advantage of SWARA is that it provides a brand -new way of assigning the weight of drug evaluation criterion by consulting experts ’opinions or judgments according to corresponding steps to solve the MCDA problem in the medical field ;however,it has certain subjectivity and uncertainty in solving complex decision -making problems,and there may also be problems such as insufficient screening of evaluation criterion and incomplete coverage of topics , which should be paid attention to in application .

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