1.Study on anti-atherosclerosis mechanism of blood components of Guanxin Qiwei tablets based on HPLC-Q-Exactive-MS/MS and network pharmacology
Yuan-hong LIAO ; Jing-kun LU ; Yan NIU ; Jun LI ; Ren BU ; Peng-peng ZHANG ; Yue KANG ; Yue-wu WANG
Acta Pharmaceutica Sinica 2025;60(2):449-458
The analysis presented here is based on the blood components of Guanxin Qiwei tablets, the key anti-atherosclerosis pathway of Guanxin Qiwei tablets was screened by network pharmacology, and the anti-atherosclerosis mechanism of Guanxin Qiwei tablets was clarified and verified by cell experiments. HPLC-Q-Exactive-MS/MS technique was used to analyze the components of Guanxin Qiwei tablets into blood, to determine the precise mass charge ratio of the compounds, and to conduct a comprehensive analysis of the components by using secondary mass spectrometry fragments and literature comparison. Finally, a total of 42 components of Guanxin Qiwei tablets into blood were identified. To better understand the interactions, we employed the Swiss Target Prediction database to predict the associated targets. Atherosclerosis (AS) disease targets were searched in disease databases Genecard, OMIM and Disgent, and 181 intersection targets of disease targets and component targets were obtained by Venny 2.1.0 software. Protein interactions were analyzed by String database. The 32 core targets were selected by Cytscape software. Gene Ontology (GO) enrichment analysis and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analysis were performed in DAVID database. It was found that the anti-atherosclerosis pathways of Guanxin Qiwei tablets mainly include lipid metabolism and atherosclerosis and AGE-RAGE signaling pathway in diabetic complications and other signal pathways. The core targets and the core compounds were interlinked, and it was found that cryptotanshinone and tanshinone ⅡA in Guanxin Qiwei tablets were well bound to TNF, PPAR
2.Clinical Application of Green Prescription of Traditional Chinese Medicine:Problems and Solution Strategies
Yike SONG ; Zhijun BU ; Wenxin MA ; Kai LIU ; Yuyi WANG ; Yuan SUN ; Yang SHEN ; Hongkui LIU ; Jianping LIU ; Zhaolan LIU
Journal of Traditional Chinese Medicine 2025;66(11):1094-1098
Green prescription is a written prescription aimed at improving health by promoting physical activity and improving diet, with advantages such as high cost-effectiveness, strong feasibility, and minimal harm to patients. The theory of traditional Chinese medicine (TCM) green prescription integrates the health philosophy of "following rule of yin and yang, and adjusting ways to cultivating health", the exercise philosophy of balancing yin-yang and the five elements, and the dietary philosophy of moderation and balance, which embody core TCM concepts such as treating disease before its onset and harmony between humans and nature. It has also developed traditional exercise practices like Tai Chi, Baduanjin, Wuqinxi, Yi-Gin-Ching, and Qigong, as well as dietary adjustments like medicated diet and herbal wines. However, it is believed that the TCM green prescription currently suffers from insufficient evidence-based research, low patient awareness and acceptance, and weak basic research. Based on this, it is proposed that large-sample clinical trials should be conducted in the future to improve the quality of evidence-based medicine, basic research can be carried out with the help of artificial intelligence and other methods in research design, the hospital information system (HIS) can be used for control at the implementation level, and publicity and patient education can be strengthened through the new media, so as to promote the development and application of the TCM green prescriptions in the field of global health treatment.
3.Paclitaxel anti-cancer therapeutics: from discovery to clinical use.
Haizheng YU ; Fen LAN ; Yuan ZHUANG ; Qizhang LI ; Lianqing ZHANG ; Hongchang TIAN ; Xiao BU ; Ruibing CHEN ; Yingying GAO ; Zhuo WANG ; Lei ZHANG
Chinese Journal of Natural Medicines (English Ed.) 2025;23(7):769-789
Paclitaxel (PTX), a valuable natural product derived from Taxus species, exhibits remarkable anti-cancer properties. It penetrates nanopores in microtubule walls, interacting with tubulin on the lumen surface and disrupting microtubule dynamics, thereby inducing cytotoxic effects in cancer cells. PTX and its derivatives have gained approval for treating various diseases due to their low toxicity, high efficiency, and broad-spectrum application. The widespread success and expanding applications of PTX have led to increased demand, raising concerns about accessibility. Consequently, researchers globally have focused on developing alternative production methods and applying nanocarriers in PTX delivery systems to enhance bioavailability. This review examines the challenges and advancements in PTX sourcing, production, physicochemical properties, anti-cancer mechanisms, clinical applications, trials, and chemo-immunotherapy. It aims to provide a comprehensive reference for the rational development and effective utilization of PTX.
Humans
;
Paclitaxel/pharmacology*
;
Antineoplastic Agents, Phytogenic/pharmacology*
;
Neoplasms/drug therapy*
;
Animals
;
Taxus/chemistry*
4.Construction of prediction model for acute hypertension following laparoscopic sleeve gastrectomy in obese patients
Yue WANG ; Junwei GUO ; Hang YUAN ; Lei DU ; Xuyang JIA ; Le BU ; Liesheng Lu
Journal of Surgery Concepts & Practice 2025;30(5):400-408
Objective To investigate the high-risk factors associated with acute postoperative hypertension (APH) following laparoscopic sleeve gastrectomy(LSG) in obese patients and to establish a predictive model. Methods A retrospective analysis was conducted on clinical data and laboratory parameters of obese patients who underwent LSG at Department of Metabolic Surgery in our hospital from August 2021 to December 2023. Logistic-LASSO regression analysis was used to identify independent risk factors for APH. A nomogram predictive model was developed based on these factors. The predictive performance and clinical utility of the model were assessed using the receiver operating characteristic (ROC) curve, Bootstrap resampling, calibration curve, Hosmer-Lemeshow (H-L) test, decision curve analysis (DCA), and clinical impact curve (CIC). Results The incidence of APH was 55.90%. Body mass index (BMI), platelet count, globulin, uric acid, sodium, fibrinogen, fasting blood glucose, and preoperative diastolic pressure had potential predictive value. Among them, BMI (OR=1.066, 95% CI: 1.003-1.137, P=0.046), platelet count (OR=0.994, 95% CI: 0.998-0.999, P=0.027), fibrinogen (OR=1.943, 95% CI: 1.128-3.479, P=0.02), and preoperative diastolic blood pressure (OR=0.953, 95% CI: 0.918-0.985, P = 0.006) were identified as independent high-risk factors. The area under the curve (AUC) of the nomogram was 0.783 (95% CI: 0.711-0.855), with a sensitivity of 0.817 and a specificity of 0.689. The AUC based on Bootstrap resampling was 0.776 (95% CI: 0.702-0.849). The H-L test yielded P>0.05, and the calibration curve showed good model fit. Both DCA and CIC demonstrated favorable screening efficiency. Conclusions BMI, platelet count, fibrinogen, and preoperative diastolic blood pressure are independent high-risk factors for APH following LSG. The developed nomogram model exhibits good predictive performance and clinical applicability, providing a valuable tool for early screening and prevention of APH in LSG patients.
5.Genetic analysis of four individuals harboring a 16q22 fragile site.
Xiaoxiao HUANG ; Rong QIANG ; Yuan LIU ; Xue BAI ; Shuxian LI ; Qiujie JIN ; Qingting BU
Chinese Journal of Medical Genetics 2025;42(4):500-504
OBJECTIVE:
To analyze four patients with a 16q22 fragile site with miscarriage or infertility by using cytogenetic methods.
METHODS:
Four patients presented at Northwest Women's and Children's Hospital between January 2022 and December 2024 were selected as the study subjects. Peripheral blood samples were collected from the patients and subjected to G-banded chromosomal karyotyping, among whom two were also subjected to copy number variation (CNV) sequencing. This study has been approved by the Ethics Committee of the Hospital (Ethics No. 2020-022).
RESULTS:
The chromosomal karyotypes of the patients were mos 46,XX,fra(16)(q22)[26]/47,XX,del(16)(q22),+chrb(16)(q22)[4]/46,XX,del(16)(q22)[3]/46,XX[91], mos 46,XY,fra(16)(q22)[21]/46,XY,del(16)(q22)[3]/46,XY[76], mos 46,XX,fra(16)(q22)[21]/ 46,XX,del(16)(q22)[4]/46,XX[75] and mos 46,XX,fra(16)(q22)[16]/46,XX,del(16)(q22)[7]/47,XX,del(16)(q22),+chrb(16)(q22)[6]/47,XX,fra(16)(q22),+chrb(16)(q22)[3]/46,XX[68], respectively. CNV sequencing of patients 2 and 4 revealed no deletion or duplication on chromosome 16.
CONCLUSION
Identification of the 16q22 fragile site has facilitated genetic counseling for these patients.
Humans
;
Chromosome Fragile Sites/genetics*
;
Chromosomes, Human, Pair 16/genetics*
;
DNA Copy Number Variations/genetics*
;
Karyotyping
6.Study on novel inflammatory indicators in marathon exercise monitoring
Quaner WANG ; Mindi ZHAO ; Tingting YUAN ; Xiaoxiao BU ; Fang WANG ; Chuanbao LI
Chinese Journal of Preventive Medicine 2024;58(8):1230-1235
To analyze the changes in lactate dehydrogenase, creatine kinase, creatine kinase isoenzyme, high-sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, homocysteine, and novel inflammatory indices (neutrophil-lymphocyte ratio, platelet-lymphocyte ratio, systemic immune-inflammation index) before and after competitions in amateur marathon runners, and to assess the effects of myocardial injury due to acute exercise and the value of novel inflammatory indices in marathon exercise monitoring. This paper is an analytical study. Amateur athletes recruited by Beijing Hospital to participate in the 2022 Beijing Marathon and the 2023 Tianjin Marathon, and those who underwent health checkups at the Beijing Hospital Medical Checkup Center from January to June 2023 were selected as the study subjects, and 65 amateur marathon runners (41 males and 24 females) and 130 healthy controls (82 males and 48 females) were enrolled in the study according to the inclusion criteria. Peripheral blood was collected one week before, immediately after, and one week after running, and routine blood tests, cardiac enzymes, infarction markers, N-terminal B-type natriuretic peptide precursor, and homocysteine were performed to calculate the values of novel inflammatory indexes. Wilcoxon signed-rank test and Spearman′s rank correlation analysis were used to compare the differences in the levels of each index between the amateur marathon population and the health checkup population, and to compare the changes and correlations of each index at the three time points in the amateur marathoners.The results showed that the neutrophil-lymphocyte ratios of the healthy physical examination population and 65 amateur marathoners 1 week before running were 1.73 (1.33, 2.16) and 1.67 (1.21, 2.16), the platelet-lymphocyte ratios were 122.75 (96.69, 155.89) and 120.86 (100.74, 154.63), and the systemic immune inflammation index was 398.62 (274.50, 538.69) and 338.41 (258.62, 485.38), etc.; on 1 week before running, immediately after running and 1 week after running, lactate dehydrogenase of 65 amateur marathon runners was 173.00(159.00, 196.50)U/L,284.00(237.50, 310.50)U/L, 183.00(165.50, 206.50)U/L, creatine kinase was 131.00(94.30, 188.20)U/L,318.00(212.00, 573.15)U/L,139.00(90.55, 202.40)U/L, creatine kinase isoenzyme was 2.50(1.76, 3.43)μg/L,6.24(4.87, 10.30)μg/L,2.73(1.57, 4.40)μg/L.In 65 amateur marathon runners, lactate dehydrogenase, creatine kinase, creatine kinase isoenzyme, high sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, homocysteine, and novel inflammation markers were significantly elevated in the immediate post-run period compared with 1 week before the run, and the differences were statistically significant ( Z=-7.009, Z=-6.813, Z=-6.885, Z=-7.009, Z=-7.009, Z=-6.656; P<0.05 for the above indicators).Neutrophil-lymphocyte ratio, platelet-lymphocyte ratio, and systemic immune-inflammatory index all showed significant positive correlation with the pre-and post-run rates of change of high-sensitivity troponin T ( ρ=0.28, P=0.03; ρ=0.31, P=0.01; ρ=0.27, P=0.03); these 3 markers were also significantly and positively correlated with the pre-and post-run rates of change in a collection of myocardial-related markers such as lactate dehydrogenase, creatine kinase, creatine kinase isozymes, high-sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, and homocysteine, respectively( r=0.446, P=0.039; r=0.452, P=0.033; r=0.449, P=0.036).In addition, the platelet-lymphocyte ratio was positively correlated with the pre-and post-run rates of change in creatine kinase and creatine kinase isoenzymes( ρ=0.27, P=0.03; ρ=0.28, P=0.02).In conclusion, acute myocardial injury may be triggered during marathon exercise. Changes in novel inflammatory markers were significantly associated with changes in myocardial enzymes, infarction markers, N-terminal B-type natriuretic peptide precursors, and homocysteine, which may be of value for the prediction of myocardial injury during exercise.
7.Early motor development in small for gestational age infants at high risk of brain injury
Ru JIAN ; Huiping ZHANG ; Jingyu BU ; Sa YUAN ; Yanni CHEN
Chinese Journal of Perinatal Medicine 2024;27(2):126-132
Objective:To investigate the characteristics of early motor development in small for gestational age (SGA) infants at high risk of brain injury.Methods:This study retrospectively enrolled a total of 81 SGA infants and appropriate for gestational age (AGA) infants who were at high risk of brain injury and attended outpatient follow-up visits in Xi'an Children's Hospital from February to October 2022. Seventeen SGA infants (SGA group) and 24 AGA infants (AGA group) were assessed for motor development using the Test of Infant Motor Performance (TIMP) at 2-5 weeks of corrected age (CA) and 20 SGA infants (SGA group) and 20 AGA infants (AGA group) were assessed at 14-17 weeks of CA. Independent samples t-test, rank-sum test, and Chi-square test were used to compare the demographic characteristics, high-risk factors of brain injury, and TIMP scores between the two groups. Results:At 2-5 weeks and 14-17 weeks of CA, the birth weights of SGA group were both less than those of AGA group [(1 817.1±440.3) vs. (2 630.0±560.9) g, t=-4.98; (1 752.0±434.4) vs. (2 226.3±699.8) g, t=-2.58; both P<0.05], but there were no significant differences in gestational age at birth or high-risk factors of brain injury between the two groups (all P>0.05). (1) At 2-5 weeks of CA: SGA group had lower total TIMP score [(71.6±13.7) vs. (80.5±11.5) scores, t=-2.26, P=0.029], elicited item score [61.0 scores (41.0-85.0 scores) vs. 69.1 scores (49.0-96.0 scores), Z=-2.15, P=0.037], sitting position score [8.8 scores (3.0-19.0 scores) vs. 11.2 scores (5.0-22.0 scores), Z=-2.07, P=0.038], and prone position score [(9.8±3.1) vs. (12.3±3.1) scores, t=-2.19, P=0.034] when compared with AGA group. (2) At 14-17 weeks of CA: The standing position score of the SGA group was lower than that of the AGA group [6.5 scores (4.0-11.0 scores) vs. 7.7 scores (2.0-11.0 scores), Z=-2.05, P=0.040], but no statistical difference was observed in the total TIMP score or the scores of sitting, supine, prone, turning, and lateral positions between the two groups (all P>0.05). Conclusion:Early motor performance of SGA infants is inferior to AGA infants before five months of age, which is embodied in the poor head control at 2-5 weeks of CA that further affects the stability of standing posture in them at 14-17 weeks of CA.
8.Application of Quality Evaluation of Blind Method in Clinical Trials of Traditional Chinese Medicine
Zeyang SHI ; Yuan SUN ; Wenxin MA ; Yuyi WANG ; Zhijun BU ; Xuehui WANG ; Youyou ZHENG ; Jianping LIU ; Zhaolan LIU
Chinese Journal of Experimental Traditional Medical Formulae 2024;30(3):75-80
The quality evaluation of the blind method is to evaluate the clinical blind data obtained from clinical trials adopting the blind method and judge the effectiveness of the blind method by investigating the blind effect of different blind objects. A successful blind method can avoid the influence of subjective factors on the test results of subjects and researchers to a certain extent. The quality evaluation of the blind method can reflect not only the effectiveness of the blind method but also the accuracy and credibility of clinical trial results. In recent years, randomized controlled trials have been widely used in the evaluation of the clinical efficacy of traditional Chinese medicine (TCM), but the quality of the implementation of blind methods is uneven, and the evaluation criteria have not yet been formed. In this paper, the data collection methods, calculation principles, advantages, and disadvantages of two quantitative quality evaluation methods of blind methods, namely James Blinding Index (JBI) and Bang Blinding Index (BBI), were introduced. The two indexes were analyzed in a randomized controlled trial of acupuncture and moxibustion to relieve postoperative oral pain. The calculation process of the results was demonstrated by R software and visualized by forest map. At the same time, a tool table was designed to facilitate the collection of evaluation data of blind methods in TCM clinical trials at different stages. Finally, the necessity and feasibility of quality evaluation of blind method in TCM research were discussed to provide a basis for evaluating and improving the quality of blind method implementation in TCM clinical trials.
9.Prognostic value of EGFR co-mutation status in patients with advanced lung adenocarcinoma
Shengfang YUAN ; Jie REN ; Weijia LIN ; Zexuan JI ; Changhong ZHANG ; Bu WANG
Journal of International Oncology 2024;51(9):556-562
Objective:To explore the prognostic value of epidermal growth factor receptor (EGFR) co-mutation status in patients with advanced lung adenocarcinoma.Methods:Clinical data of patients with stage ⅢB-Ⅳ lung adenocarcinoma who were first diagnosed in the Department of Respiratory and Critical Care Medicine, First Affiliated Hospital of Hebei North University from January 2019 to December 2022 were collected prospectively. Patients were divided into EGFR mutation group ( n=82) and EGFR co-mutation group ( n=74) according to whether EGFR was combined with other gene mutations. The level of circulating tumor DNA (ctDNA) in peripheral blood was measured by real time fluorescence quantitative PCR. Objective response rate (ORR), disease control rate (DCR), the levels of ctDNA in peripheral blood, and progression-free survival (PFS) were compared between two groups of patients before and after 1 month of treatment. The univariate and multivariate analyses were conducted by Cox proportional hazards regression model. Results:In the EGFR mutation group, there were 45 cases of EGFR19 deletion mutation and 37 cases of EGFR21 mutation. In the EGFR co-mutation group, there were 41 cases of EGFR19 deletion mutation, 33 cases of EGFR21 mutation, 46 cases of TP53 mutation, 16 cases of RB1 mutation, 6 cases of PTEN mutation, 2 cases of MET amplification, 1 case of ERBB2 mutation, 1 case of KRAS mutation, 1 case of RET rearrangement, and 1 case of ALK rearrangement. There were statistically significant differences between the EGFR mutation group and the EGFR co-mutation group in the maximum tumor diameter ( χ2=5.04, P=0.025) and stage ( χ2=3.92, P=0.048). The ORRs of the two groups were 64.63% (53/82) and 37.84% (28/74), respectively, with a statistically significant difference ( χ2=11.19, P<0.001). The DCRs were 96.34% (79/82) and 86.49% (64/74), respectively, with a statistically significant difference ( χ2=4.95, P=0.026). The ctDNA levels in the EGFR mutation group and EGFR co-mutation group after one month of treatment decreased compared to before treatment[2.63 (1.83, 3.30) ng/μl vs. 4.73 (3.92, 5.49) ng/μl, Z=-7.06, P<0.001; 4.26 (2.26, 6.07) ng/μl vs. 5.28 (4.37, 6.09) ng/μl, Z=-5.15, P<0.001], the ctDNA levels in the EGFR co-mutation group were higher than those in the EGFR mutation group before treatment and after 1 month of treatment ( Z=-2.47, P=0.013; Z=-4.29, P<0.001). In the EGFR co-mutation group, the ctDNA levels in peripheral blood of patients who were effectively treated with targeted therapy decreased after 1 month of treatment compared to before treatment [(2.03±0.63) ng/μl vs. (3.92±0.82) ng/μl, t=42.94, P<0.001], the levels of ctDNA in peripheral blood of ineffectively treated patients before and after 1 month of treatment were higher than those of effectively treated patients [(5.84±0.57) ng/μl vs. (3.92±0.82) ng/μl, t=-11.91, P<0.001; (5.87±1.64) ng/μl vs. (2.03±0.63) ng/μl, t=-14.43, P<0.001]. The median PFS of the EGFR mutation group and the EGFR co-mutation group of patients were 10.4 and 8.3 months, respectively, with a statistically significant difference ( χ2=22.28, P<0.001). Univariate analysis suggested that the maximum tumor diameter ( HR=0.10, 95% CI: 0.06-0.16, P<0.001), performance status (PS) score ( HR=0.09, 95% CI: 0.06-0.15, P<0.001), stage ( HR=0.09, 95% CI: 0.05-0.14, P<0.001), pre-treatment ctDNA level ( HR=12.04, 95% CI: 8.21-17.65, P<0.001), ctDNA level after 1 month of treatment ( HR=3.75, 95% CI: 3.10-4.54, P<0.001) and EGFR co-mutations ( HR=2.21, 95% CI: 1.57-3.12, P<0.001) were found to be significant factors affecting the PFS of stage ⅢB-Ⅳ lung adenocarcinoma patients receiving targeted therapy; Multivariate analysis demonstrated that PS score ( HR=0.25, 95% CI: 0.14-0.47, P<0.001), stage ( HR=0.49, 95% CI: 0.24-0.98, P=0.044), pre-treatment ctDNA level ( HR=4.73, 95% CI: 3.08-7.28, P<0.001), ctDNA level after 1 month of treatment ( HR=2.15, 95% CI: 1.65-2.80, P<0.001), and EGFR gene co-mutation ( HR=2.26, 95% CI: 1.40-3.64, P<0.001) were independent risk factors for PFS in stage ⅢB-Ⅳ lung adenocarcinoma patients receiving targeted therapy. Conclusion:Both the EGFR mutation group and EGFR co-mutation group show a decrease in ctDNA levels after targeted therapy for one month compared to before treatment. The median PFS of EGFR co-mutation patients is shorter than that of patients with a single EGFR mutation. PS score, stage, ctDNA levels before and after treatment, and EGFR gene co-mutation are all independent factors affecting PFS in stage ⅢB-Ⅳ lung adenocarcinoma patients after targeted therapy.
10.Study on novel inflammatory indicators in marathon exercise monitoring
Quaner WANG ; Mindi ZHAO ; Tingting YUAN ; Xiaoxiao BU ; Fang WANG ; Chuanbao LI
Chinese Journal of Preventive Medicine 2024;58(8):1230-1235
To analyze the changes in lactate dehydrogenase, creatine kinase, creatine kinase isoenzyme, high-sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, homocysteine, and novel inflammatory indices (neutrophil-lymphocyte ratio, platelet-lymphocyte ratio, systemic immune-inflammation index) before and after competitions in amateur marathon runners, and to assess the effects of myocardial injury due to acute exercise and the value of novel inflammatory indices in marathon exercise monitoring. This paper is an analytical study. Amateur athletes recruited by Beijing Hospital to participate in the 2022 Beijing Marathon and the 2023 Tianjin Marathon, and those who underwent health checkups at the Beijing Hospital Medical Checkup Center from January to June 2023 were selected as the study subjects, and 65 amateur marathon runners (41 males and 24 females) and 130 healthy controls (82 males and 48 females) were enrolled in the study according to the inclusion criteria. Peripheral blood was collected one week before, immediately after, and one week after running, and routine blood tests, cardiac enzymes, infarction markers, N-terminal B-type natriuretic peptide precursor, and homocysteine were performed to calculate the values of novel inflammatory indexes. Wilcoxon signed-rank test and Spearman′s rank correlation analysis were used to compare the differences in the levels of each index between the amateur marathon population and the health checkup population, and to compare the changes and correlations of each index at the three time points in the amateur marathoners.The results showed that the neutrophil-lymphocyte ratios of the healthy physical examination population and 65 amateur marathoners 1 week before running were 1.73 (1.33, 2.16) and 1.67 (1.21, 2.16), the platelet-lymphocyte ratios were 122.75 (96.69, 155.89) and 120.86 (100.74, 154.63), and the systemic immune inflammation index was 398.62 (274.50, 538.69) and 338.41 (258.62, 485.38), etc.; on 1 week before running, immediately after running and 1 week after running, lactate dehydrogenase of 65 amateur marathon runners was 173.00(159.00, 196.50)U/L,284.00(237.50, 310.50)U/L, 183.00(165.50, 206.50)U/L, creatine kinase was 131.00(94.30, 188.20)U/L,318.00(212.00, 573.15)U/L,139.00(90.55, 202.40)U/L, creatine kinase isoenzyme was 2.50(1.76, 3.43)μg/L,6.24(4.87, 10.30)μg/L,2.73(1.57, 4.40)μg/L.In 65 amateur marathon runners, lactate dehydrogenase, creatine kinase, creatine kinase isoenzyme, high sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, homocysteine, and novel inflammation markers were significantly elevated in the immediate post-run period compared with 1 week before the run, and the differences were statistically significant ( Z=-7.009, Z=-6.813, Z=-6.885, Z=-7.009, Z=-7.009, Z=-6.656; P<0.05 for the above indicators).Neutrophil-lymphocyte ratio, platelet-lymphocyte ratio, and systemic immune-inflammatory index all showed significant positive correlation with the pre-and post-run rates of change of high-sensitivity troponin T ( ρ=0.28, P=0.03; ρ=0.31, P=0.01; ρ=0.27, P=0.03); these 3 markers were also significantly and positively correlated with the pre-and post-run rates of change in a collection of myocardial-related markers such as lactate dehydrogenase, creatine kinase, creatine kinase isozymes, high-sensitivity troponin T, N-terminal B-type natriuretic peptide precursor, and homocysteine, respectively( r=0.446, P=0.039; r=0.452, P=0.033; r=0.449, P=0.036).In addition, the platelet-lymphocyte ratio was positively correlated with the pre-and post-run rates of change in creatine kinase and creatine kinase isoenzymes( ρ=0.27, P=0.03; ρ=0.28, P=0.02).In conclusion, acute myocardial injury may be triggered during marathon exercise. Changes in novel inflammatory markers were significantly associated with changes in myocardial enzymes, infarction markers, N-terminal B-type natriuretic peptide precursors, and homocysteine, which may be of value for the prediction of myocardial injury during exercise.

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