1.Staged Characteristics of Mitochondrial Energy Metabolism in Chronic Heart Failure with Heart-Yang Deficiency Syndrome and Prescription Intervention from Theory of Reinforcing Yang
Zizheng WU ; Xing CHEN ; Lichong MENG ; Yao ZHANG ; Peng LUO ; Jiahao YE ; Kun LIAN ; Siyuan HU ; Zhixi HU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(5):129-138
Chronic heart failure (CHF) is a complex clinical syndrome caused by ventricular dysfunction, with mitochondrial energy metabolism disorder being a critical factor in disease progression. Heart-Yang deficiency syndrome, as the core pathogenesis of CHF, persists throughout the disease course. Insufficiency of heart-Yang leads to weakened warming and propelling functions, resulting in the accumulation of phlegm-fluid, blood stasis, and dampness. This eventually causes Qi stagnation with phlegm obstruction and blood stasis with water retention, forming a vicious cycle that exacerbates disease progression. According to the theory of reinforcing Yang, the clinical experience of the traditional Chinese medicine (TCM) master Tang Zuxuan in treating CHF with heart-Yang deficiency syndrome, and achievements from molecular biological studies, this study innovatively proposes an integrated research framework of "TCM syndrome differentiation and staging-mitochondrial metabolism mechanisms-intervention with Yang-reinforcing prescriptions" which is characterized by the integration of traditional Chinese and Western medicine. Heart-Yang deficiency syndrome is classified into mild (Stage Ⅰ-Ⅱ), severe (Stage Ⅲ), and critical (Stage Ⅳ) stages. The study elucidates the precise correlations between the pathogenesis of each stage and mitochondrial metabolism disorders from theoretical, pathophysiological, and therapeutic perspectives. The mild stage is characterized by impaired biogenesis and substrate-utilization imbalance, corresponding to heart-Yang deficiency and phlegm-fluid aggregation. Linggui Zhugantang and similar prescriptions can significantly improve the expression of peroxisome proliferator-activated receptor gamma co-activator-1α(PGC-1α)/silent information regulator 2 homolog 1 (SIRT1) and ATPase activity. The severe stage centers on oxidative stress and structural damage, reflecting Yang deficiency with water overflow and phlegm-blood stasis intermingling. At this stage, Zhenwu Tang and Qiangxin Tang can effectively mitigate oxidative stress damage, increase adenosine triphosphate (ATP) content, and repair mitochondrial structure. The critical stage arises from calcium overload and mitochondrial disintegration, leading to the collapse of Yin-Yang equilibrium. At this stage, Yang-restoring and crisis-resolving prescriptions such as Fuling Sini Tang and Qili Qiangxin capsules can inhibit abnormal opening of the mitochondrial permeability transition pore (MPTP), reduce cardiomyocyte apoptosis rate, and protect mitochondrial function. By summarizing the characteristics of mitochondrial energy metabolism disorders at different stages of CHF, this study explores the application of the theory of reinforcing Yang in treating heart-Yang deficiency syndrome and provides new insights for the clinical diagnosis and treatment of CHF.
2.Danhong Injection Regulates Ventricular Remodeling in Rat Model of Chronic Heart Failure with Heart-Blood Stasis Syndrome via p38 MAPK/NF-κB Signaling Pathway
Zizheng WU ; Xing CHEN ; Jiahao YE ; Lichong MENG ; Yao ZHANG ; Junyu ZHANG ; Zhixi HU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(5):149-159
ObjectiveTo explore the mechanism of ventricular remodeling mediated by the p38 mitogen-activated protein kinase (MAPK)/nuclear factor kappa B (NF-κB) signaling pathway in the rat model of chronic heart failure (CHF) with heart-blood stasis syndrome, as well as the intervention effect of Danhong injection. MethodsIn vivo experiment: SPF-grade male SD rats were assigned via the random number table method into 4 groups: Sham operation, model, captopril (8.8 mg·kg-1), and Danhong injection (6.0 mL·kg-1). The model of CHF with heart-blood stasis syndrome was established by abdominal aortic constriction, and the sham operation group only underwent laparotomy without constriction. All the groups were treated continuously for 15 days. The tongue color of rats was observed. Echocardiography, hemorheology, heart mass index (HMI), and left ventricular mass index (LVMI) were measured. Hematoxylin-eosin (HE) staining and Masson staining were performed to observe the pathological and fibrotic changes of the myocardial tissue. Enzyme-linked immunosorbent assay (ELISA) was employed to quantify the levels of N-terminal pro-B-type natriuretic peptide (NT-proBNP), interleukin-6 (IL-6), angiotensin Ⅱ (AngⅡ), tumor necrosis factor-α (TNF-α), and Creactive protein (CRP) in the serum, as well as the levels of matrix metalloproteinase-2 (MMP-2) and matrix metalloproteinase-9 (MMP-9) in the myocardial tissue. Western blot was used to quantify the protein levels of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65 in the myocardial tissue. In vitro experiment: H9C2 cardiomyocytes were treated with 1×10-6 mol·L-1 AngⅡ to establish a model of myocardial hypertrophy. H9C2 cardiomyocytes were allocated into normal, model, inhibitor + Danhong injection, Danhong injection (20 mL·L-1), and inhibitor (SB203580, 5 μmol·L-1) groups. CCK-8 assay was used to detect the viability of H9C2 cardiomyocytes. Rhodamine-labeled phalloidin staining was used to reveal the area of cardiomyocytes. Real-time PCR was performed to determine the mRNA levels of atrial natriuretic peptide (ANP) and brain natriuretic peptide (BNP). Western blot was used to assess the protein levels of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65. ResultsIn vivo experiment: Compared with the sham operation group, the model group showed purplish-dark tongue with decreased R, G, B values of the tongue surface (P<0.01), increased whole blood viscosity (at low, medium, and high shear rates) (P<0.01), decreased left ventricular ejection fraction (LVEF) and left ventricular fractional shortening (LVFS) (P<0.01), increased left ventricular end-diastolic diameter (LVIDd), left ventricular end-systolic diameter (LVIDs), and left ventricular posterior wall thickness at end-diastole (LVPWd) (P<0.01), raised LVMI and HMI (P<0.01), and elevated levels of NT-proBNP, TNF-α, IL-6, and CRP in the serum and MMP-2 and MMP-9 in the myocardial tissue (P<0.01). The HE and Masson staining of the myocardial tissue showed compensatory myocardial hypertrophy, fibrosis, and massive inflammatory cell infiltration in the model group. Additionally, the model group presented up-regulated protein levels of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65 in the myocardial tissue (P<0.01). Compared with the model group, each administration group showed increased R, G, B values of the tongue surface (P<0.05, P<0.01), decreased whole blood viscosity (at low, medium, and high shear rates) (P<0.05, P<0.01), increased LVEF and LVFS (P<0.01), decreased LVIDd, LVIDs, and LVPWd (P<0.05, P<0.01), declined LVMI and HMI (P<0.05, P<0.01), and lowered levels of NT-proBNP, TNF-α, IL-6, and CRP in the serum and MMP-2 and MMP-9 in the myocardial tissue (P<0.01). HE and Masson staining showed alleviated compensatory myocardial hypertrophy, reduced fibrosis, and decreased expression of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65 in the myocardial tissue (P<0.01). In vitro experiment: When the concentration of Danhong injection reached 20 mL·L-1, the survival rate of H9C2 cardiomyocytes was the highest (P<0.01). Compared with the normal group, the model group showed up-regulated mRNA levels of ANP and BNP (P<0.01), increased relative cell surface area (P<0.01), and raised protein levels of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65 (P<0.01). Compared with the model group, each administration group showed down-regulated mRNA levels of ANP and BNP (P<0.01), reduced relative cell surface area (P<0.05, P<0.01), and down-regulated protein levels of p-p38 MAPK/p38 MAPK and p-NF-κB p65/NF-κB p65 (P<0.05, P<0.01). ConclusionDanhong injection can regulate ventricular remodeling through the p38 MAPK/NF-κB pathway, thereby exerting a protective effect on the rat model of CHF with heart-blood stasis syndrome.
3.Dynamic Monitoring and Correlation Analysis of General Body Indicators, Blood Glucose, and Blood Lipid in Obese Cynomolgus Monkeys
Yanye WEI ; Guo SHEN ; Pengfei ZHANG ; Songping SHI ; Jiahao HU ; Xuzhe ZHANG ; Huiyuan HUA ; Guanyang HUA ; Hongzheng LU ; Yong ZENG ; Feng JI ; Zhumei WEI
Laboratory Animal and Comparative Medicine 2025;45(1):30-36
ObjectiveThis study aims to investigate the dynamic changes in general body parameters, blood glucose, and blood lipid profiles in obese cynomolgus monkeys, exploring the correlations among these parameters and providing a reference for research on the obese cynomolgus monkey model. Methods30 normal male cynomolgus monkeys aged 5 - 17 years old (with body mass index < 35 kg/m² and glycated hemoglobin content < 4.50%) and 99 spontaneously obese male cynomolgus monkeys (with body mass index ≥35 kg/m² and glycated hemoglobin content < 4.50%) were selected. Over a period of three years, their abdominal circumference, skinfold thickness, body weight, body mass index, fasting blood glucose, glycated hemoglobin, and four blood lipid indicators were monitored. The correlations between each indicator were analyzed using repeated measurement ANOVA, simple linear regression, and multiple linear regression correlation analysis method. Results Compared to the control group, the obese group exhibited significantly higher levels of abdominal circumference, skinfold thickness, body weight, body mass index, and triglyceride (P<0.05). In the control group, skinfold thickness increased annually, while other indicators remained stable. Compared with the first year, the obese group showed significantly increased abdominal circumference, skinfold thickness, body weight, body mass index, triglyceride, and fasting blood glucose in the second year(P<0.05), with this increasing trend persisting in the third year (P<0.05). In the control group, the obesity incidence rates in the second and third years were 16.67% and 23.33%, respectively, while the prevalence of diabetes remained at 16.67%. In the obese group, the diabetes incidence rates were 29.29% and 44.44% in years 2 and 3, respectively. Among the 11-13 year age group, the incidence rates were 36.36% and 44.68%, while for the group older than 13 years, the rates were 28.13% and 51.35%. Correlation analysis revealed significant associations (P<0.05) between fasting blood glucose and age, abdominal circumference, skinfold thickness, body weight, and triglyceride in the diabetic monkeys. Conclusion Long-term obesity can lead to the increases in general physical indicators and fasting blood glucose levels in cynomolgus monkeys, and an increase in the incidence of diabetes. In diabetic cynomolgus monkeys caused by obesity, there is a high correlation between their fasting blood glucose and age, weight, abdominal circumference, skinfold thickness, and triglyceride levels, which is of some significance for predicting the occurrence of spontaneous diabetes.
4.Effectiveness of Traditional Chinese Medicine Chronic Disease Management Programme after Colorectal Polyp Surgery:A Retrospective Cohort Study
Jiahao MO ; Yi CHENG ; Chang LIU ; Peixin HU ; Cailing ZHONG ; Beiping ZHANG
Journal of Traditional Chinese Medicine 2025;66(12):1241-1248
ObjectiveTo explore the effectiveness of traditional Chinese medicine (TCM) chronic disease management programme in preventing postoperative recurrence of colorectal polyps. MethodsThe clinical data of 447 postoperative colorectal polyp patients were retrospectively collected, and the patients were divided into an exposure group and a control group taking the acceptance of TCM chronic disease management programme as exposure factor, and the polyp recurrence rate as the main outcome indicator, comparing the differences in baseline characteristics, outcome events, and safety assessment between the two groups, and conducting correlation analysis between the length of medication and polyp recurrence. Multifactorial logistic regression was used to analyse the effects of receiving the TCM chronic disease management programme (TCM treatment and life management for spleen deficiency and dampness stasis syndrome, dampness and stasis obstruction in collaterals syndrome, and intestinal dampness and heat syndrome), gender, age, co-morbidities, TCM syndrome, and dietary and exercise factors on the outcome events. ResultsAmong 257 postoperative patients with colorectal polyps, there were 172 in the exposure group and 85 in control group. The recurrence rate of polyps in exposure group was 22.7% (39/172), while the recurrence rate in control group was 57.6% (49/85), and the difference between groups was statistically significant (P<0.01). The diameter of recurrent polyps in exposure group (median= 4.0 mm) was smaller than that in control group (median= 5.0 mm, P<0.01). The correlation analysis between the duration of medication taking and the recurrence of polyps in the spleen deficiency and dampness stasis syndrome group showed Phi value as -0.345 (P<0.001); the correlation analysis within the group of dampness and stasis obstruction in collaterals syndrome showed Phi value as -0.361 (P<0.05), indicating a negative correlation between the duration of medication taking and polyp recurrence. The results of multivariate logistic regression analysis indicated that the positive effect of accepting TCM chronic disease management programme on preventing polyp recurrence is statistically significant (OR=0.224, P<0.01). ConclusionAccepting TCM chronic disease management programme for colorectal polyps can help reducing the recurrence rate after polyp surgery, which is a protective factor for patients to the outcome event.
5.Danhong Injection Regulates Mitochondrial Dynamics in Rat Model of Chronic Heart Failure via AMPK/Drp1 Pathway
Jiahao YE ; Zizheng WU ; Yao ZHANG ; Lichong MENG ; Zhixi HU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(16):126-135
ObjectiveTo investigate the effects of Danhong injection on mitochondrial dynamics, morphology, and function in the rat model of chronic heart failure by mediating the adenosine 5'-monophosphate (AMP)-activated protein kinase (AMPK)/dynamin-related protein 1 (Drp1) pathway. MethodsFrom 75 SD rats, 15 rats were randomly selected as the sham group, and the remaining 60 rats were used to prepare a rat model of chronic heart failure by abdominal aortic constriction (AAC). The modeled rats were randomly allocated into model, Danhong Injection (6 mL·kg-1), and captopril (8.8 mg·kg-1) groups and administrated with corresponding agents for 15 consecutive days. The levels of N-terminal pro-brain natriuretic peptide (NT-pro BNP), adenosine diphosphate (ADP), adenosine triphosphate (ATP), interleukin (IL)-6, IL-1β, and tumor necrosis factor (TNF)-α and the activities of mitochondrial respiratory chain complexes Ⅰ-Ⅳ were determined by enzyme-linked immunosorbent assay. The changes in cardiac function were detected by echocardiography. The ultrastructural changes of myocardial mitochondria were observed by transmission electron microscopy. Western blot was employed to assess the protein levels of AMPK, p-AMPK, Drp1, p-Drp1, optic atrophy 1 (Opa1), mitofusin (Mfn2), and fission l (Fis1) in the myocardial tissue. Real-time PCR was performed to determine the mRNA levels of Opa1, Mfn2, and Fis1, and immunohistochemistry to detect the expression of p-AMPK. ResultsCompared with the sham group, the model group showed elevated levels of NT-pro BNP, ADP, TNF-α, IL-6, and IL-1β (P<0.01), declined ATP level (P<0.01), weakened activities of mitochondrial respiratory chain complexes Ⅰ-Ⅳ (P<0.01), decreased left ventricular ejection fraction (LVEF) and left ventricular fraction shortening (LVFS) (P<0.01), and increased left ventricular internal diameter at end-diastole (LVDd) and leaf ventricular internal diameter at end-systole (LVIDs) (P<0.01). Electron microscopy results showed that the model group presented heavily abnormal myocardial structure, with large areas of myofilament structure destroyed and dissolved, significantly enlarged residual structural gaps, and fragmented mitochondria. Western blot results showed that the model group demonstrated down-regulated protein levels of p-AMPK, Mfn2, and Opa1 (P<0.01) and up-regulated protein levels of p-Drp1 and Fis1 (P<0.01) in the myocardial tissue. Real-time PCR results showed that the model group presented up-regulated mRNA level of Fis1 (P<0.01) and down-regulated mRNA levels of Mfn2 and Opa1 (P<0.01). Immunohistochemistry results showed reduced expression of p-AMPK in the model group compared with sham group (P<0.01). Compared with the model group, Danhong injection lowered the levels of NT-pro BNP, ADP, TNF-α, IL-6, and IL-1β (P<0.01), raised the level of ATP (P<0.01), increased the activities of mitochondrial respiratory chain complexes Ⅰ-Ⅳ (P<0.05, P<0.01), increased the LVEF and LVFS (P<0.01), decreased the LVDd and LVIDs (P<0.05, P<0.01), alleviated mitochondrial damage, up-regulated the protein levels of p-AMPK, Mfn2, and Opa1 (P<0.05, P<0.01), down-regulated the protein levels of p-Drp1 and Fis1 (P<0.01), reduced the mRNA level of Fis1 (P<0.01), elevated the mRNA levels of Mfn2 and Opa1 (P<0.05, P<0.01), and promoted the expression of p-AMPK (P<0.05). ConclusionDanhong injection repairs the imbalance of mitochondrial dynamics, restores the mitochondrial function, improves the myocardial energy metabolism, and reduces the inflammatory response by regulating the AMPK/Drp1 pathway, thus improving the cardiac function.
6.Clinical Efficacy and Transcriptomic Study on the Treatment of Coronary Heart Disease Angina of Qi Deficiency and Blood Sta-sis Type with Maitong Jun'an Decoction
Ziyang WANG ; Meizhi LIU ; Xiaozhen HU ; Miao ZHOU ; Jiahao WENG ; Zhikun LAI ; Yongning SUN
Journal of Nanjing University of Traditional Chinese Medicine 2024;40(4):419-428
OBJECTIVE To observe the clinical efficacy of Maitong Jun'an Decoction in treating coronary heart disease(CHD)angina of qi deficiency and blood stasis type,and preliminarily elucidate its possible mechanism of action through transcriptomics meth-ods.METHODS A total of 140 patients with CHD angina of qi deficiency and blood stasis type were included and randomly divided into a treatment group and a control group,with 70 cases in each group.During the treatment period,3 patients in the control group dropped out.The control group received basic Western medicine treatment for secondary prevention of CHD,while the treatment group received Maitong Jun'an Decoction in addition to the treatment in the control group.The treatment period for both groups was 8 weeks.Before and after treatment,the patients in both groups were evaluated for the TCM syndrome score,Canadian Cardiovascular Society(CCS)angina grading,Seattle angina questionnaire(SAQ)score,self-rating anxiety scale(SAS),self-rating depression scale(SDS)score,and adverse reactions.The peripheral blood of 9 patients before and after treatment was selected for transcriptomic sequencing based on the principle of gender,age,and disease duration matching.RESULTS After treatment,the TCM syndrome scores and total scores of the 2 groups were significantly reduced(P<0.01).The treatment group was better than the control group in improving chest pain,chest tightness,shortness of breath,fatigue and total score(P<0.05,P<0.01);the overall improvement rate of CCS angina grading in the treatment group was better than that in the control group(P<0.05);the SAQ,SAS and SDS scores of the 2 groups were significantly reduced before and after treatment(P<0.01),and the SAQ score of the treatment group was improved better than that of the control group(P<0.05,P<0.01).The transcriptomics results showed that there were 862 significantly different mR-NAs before and after treatment,including 509 up-regulated and 353 down-regulated.GO analysis showed that there were 666 biologi-cal processes in the differentially expressed mRNAs,mainly including viral gene expression,translation initiation,RNA catabolism,etc.There were 112 cell components,mainly including focal adhesion,ribosome subunit,nuclear spot,etc.There were 94 molecular functions,mainly including double-stranded RNA binding,cadherin binding,transcription co-regulatory factor activity,etc.KEGG analysis showed that the differentially expressed mRNAs enriched in 20 signaling pathways,mainly including glycerophospholipid me-tabolism pathway,AMPK signaling pathway,ribosome pathway,etc.CONCLUSION Maitong Jun'an Decoction can improve clini-cal symptoms in patients with CHD angina of qi deficiency and blood stasis type.Its mechanism of action is multi-target and multi pathway,mainly related to the regulation of glycerophospholipid metabolism pathway,AMPK signaling pathway,ribosome pathway.
7.Minimally invasive liver surgery:progress in the last decade and evolving trends
Chinese Journal of Surgery 2024;62(1):6-9
With the promotion and popularity of minimally invasive surgery and instruments,minimally invasive technologies have been widely used in the diagnosis and treatment of liver disease. In the past decade,with the development of relevant instruments ,improvement of skills ,and perfection of theories,the concept of individualized minimal invasion and precision has been popularized. Minimally invasive liver surgery is moving toward the goal of innovation-driven high-quality development.
8.Exploration on the effects of Zhiganqing Prescription on insulin resistance and gluconeogenesis in NAFLD mice based on the PI3K/Akt/FoxO1 signaling pathway
Mingyu SHEN ; Jingya WANG ; Wenxuan XU ; Shuo WANG ; Leilei MA ; Jiahao HU ; Chao LI ; Xiaojin LA ; Ji'an LI
International Journal of Traditional Chinese Medicine 2024;46(10):1295-1302
Objective:To observe the protective effects of Zhiganqing Prescription on the liver of C57BL/6J non-alcoholic fatty liver disease (NAFLD) mice induced by high fat diet and its effects on PI3K/Akt/FoxO1 signaling pathway, insulin resistance (IR) and gluconogenesis.Methods:A total of 48 8-week-old male C57BL/6J mice were divided into control group ( n=8) and modeling group ( n=40) according to random number table method. The control group was fed with ordinary diet, and the model group was fed with high-fat diet. The NAFLD model was established after 8 weeks of feeding. The modeling group was divided into model group, Pioglitazone group, Zhiganqing Prescription low-, medium-, and high-dosage group ( n=8 in each group) according to random number table method, and drug intervention lasted for 8 weeks. The body mass of mice was measured regularly during administration. Fasting blood glucose (FBG) levels were measured at 0 and 8 weeks of administration, and oral glucose tolerance tests (OGTT) were conducted. After the experiment, serum levels of GPT, GOT, TC, TG, LDL-C, HDL-C, FINS and C-P were detected and HOMA-IR was calculated. The pathological morphology of liver was observed by HE and PAS staining. The expression levels of PI3K and p-Akt were detected by IHC staining. The protein expression levels of PI3K, Akt, p-Akt, FoxO1, p-FoxO1, G6PC and PCK1 were detected by Western blot. Results:Compared with model group, the body weight of mice in each administration group decreased at 4, 6 and 8 weeks ( P<0.05 or P<0.01). At the 8th week of administration, the levels of FBG and OGTT AUC in each administration group decreased ( P<0.05 or P<0.01), the levels of GPT, TC, TG and LDL-C decreased ( P<0.01), and the GOT levels in Zhiganqing Prescription medium- and high-dosage groups decreased ( P<0.01). The HDL-C level in Zhiganqing Prescription medium-dosage group decreased ( P<0.05 or P<0.01), and the HOMA-IR level in Zhiganqing Prescription low- and medium-dosage groups decreased ( P<0.05 or P<0.01). The levels of FINS and C-P in each administration group increased ( P<0.05 or P<0.01), and the expressions of PI3K protein and p-Akt/Akt, p-FoxO1 /FoxO1 protein in liver tissues increased ( P<0.05 or P<0.01). The protein expressions of G6PC and PCK1 decreased ( P<0.05 or P<0.01). Conclusion:Zhiganqing Prescription can effectively control the body mass, blood glucose, liver function and blood lipids of NAFLD mice, improve IR and gluconeogenesis, the mechanism of which may be related to the activation of PI3K/Akt/FoxO1 signaling pathway.
9.Minimally invasive liver surgery:progress in the last decade and evolving trends
Chinese Journal of Surgery 2024;62(1):6-9
With the promotion and popularity of minimally invasive surgery and instruments,minimally invasive technologies have been widely used in the diagnosis and treatment of liver disease. In the past decade,with the development of relevant instruments ,improvement of skills ,and perfection of theories,the concept of individualized minimal invasion and precision has been popularized. Minimally invasive liver surgery is moving toward the goal of innovation-driven high-quality development.
10.Association between electrode fusion error and depression improvement during subthalamic nucleus-deep brain stimulation in PD
Junju LI ; Qingzhi LI ; Jiahao HU ; Bin MO
Chinese Journal of Geriatric Heart Brain and Vessel Diseases 2024;26(10):1167-1172
Objective To investigate the association between electrode fusion error and improve-ment of depression during subthalamic nucleus-deep brain stimulation(STN-DBS)surgery for Parkinson's disease(PD).Methods A prospective trial was conducted on 240 PD patients under-going STN-DBS treatment in our hospital from January 2020 to December 2022.According to their clinical outcomes,they were divided into effective group(211 cases)and ineffective group(29 cases).The electrode fusion error was compared among the patients with different efficacy,psychological status,and cognitive status to analyze the correlation of electrode fusion error dur-ing STN-DBS surgery with improvement of depression and cognition.Results There were no sig-nificant differences between the effective group and ineffective group in terms of gender,age,body mass index,hypertension,diabetes,hyperlipidemia,disease duration,or preoperative MMSE and PDQ-39 scores(P>0.05).STN-DBS treatment resulted in obviously improved clinical symptoms such as tremor,rigidity and bradykinesia,and higher UPDRSⅢ score when compared with the re-sults of preoperative impact test(P<0.01).Before treatment,no statistical differences were ob-served in the scores of SAS,SDS,MoCA,MMSE,Alzheimer's disease assessment scale cognitive subscale(ADAS-Cog)or Chinese medicine syndrome change overall impression scale(CGIC-S)between the effective and ineffective groups(P>0.05).After treatment,the scores of SAS,SDS,CGIC-S and ADAS-Cog were declined(P<0.01),and these four scores was notably lower in the effective than the ineffective groups(P<0.01).The scores of MoCA and MMSE were significant-ly elevated in both groups after surgery(P<0.01),and the scores were higher in the effective group than the ineffective group(P<0.01).The target coordinate deviation on the left and right was significantly higher in the patients with SDS≥53 and SAS≥50 than those of SDS<53 and SAS<50(P<0.01).The target coordinate deviation on the left and right of the patients with MoCA<26,MMSE<27,ADAS-Cog≥36 and CGIC-S>1 was statistically higher than that of the patients with MoCA≥ 26,MMSE≥27,ADAS-Cog<36 and CGIC-S≤1(P<0.01).Correlation analysis displayed that the bilateral fusion error of patients was negatively correlated with MoCA and MMSE scores(r=-0.678,P<0.01;r=-0.653,P<0.01;r=-0.448,P<0.01;r=-0.704,P<0.01),and positively with ADAS-Cog,CGIC-S,SDS and SAS scores(r=0.586,P<0.01;r=0.501,P<0.01;r=0.572,P<0.01;r=0.601,P<0.01;r=0.742,P<0.01;r=0.667,P<0.01;r=0.463,P<0.01;r=0.381,P<0.01).Conclusion In PD treatment,electrode fusion error during STN-DBS is significantly correlated with improvement of depression and cognitive score,which can be used as one of the important evidence for predicting clinical effectiveness.In the future,according to the intraoperative error,auxiliary treatment can be carried out timely and effectively to guide further clinical treatment.

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