1.Application of Non-invasive Deep Brain Stimulation in Parkinson’s Disease Treatment
Yu-Feng ZHANG ; Wei WANG ; Zi-Jun LU ; Jiao-Jiao LÜ ; Yu LIU
Progress in Biochemistry and Biophysics 2025;52(5):1196-1205
Parkinson’s disease (PD) is a common neurodegenerative disorder that significantly impacts patients’ independence and quality of life, imposing a substantial burden on both individuals and society. Although dopaminergic replacement therapies provide temporary relief from various symptoms, their long-term use often leads to motor complications, limiting overall effectiveness. In recent years, non-invasive deep brain stimulation (DBS) techniques have emerged as promising therapeutic alternatives for PD, offering a means to modulate deep brain regions with high precision without invasive procedures. These techniques include temporal interference stimulation (TIs), low-intensity transcranial focused ultrasound stimulation (LITFUS), transcranial magneto-acoustic stimulation (TMAS), non-invasive optogenetic modulation, and non-invasive magnetoelectric stimulation. They have demonstrated significant potential in alleviating various PD symptoms by modulating neural activity within specific deep brain structures affected by the disease. Among these approaches, TIs and LITFUS have received considerable attention. TIs generate low-frequency interference by applying two slightly different high-frequency electric fields, targeting specific brain areas to alleviate symptoms such as tremors and bradykinesia. LITFUS, on the other hand, uses low-intensity focused ultrasound to non-invasively stimulate deep brain structures, showing promise in improving both motor function and cognition in PD patients. The other three techniques, while still in early research stages, also hold significant promise for deep brain modulation and broader clinical applications, potentially complementing existing treatment strategies. Despite these promising findings, significant challenges remain in translating these techniques into clinical practice. The heterogeneous nature of PD, characterized by variable disease progression and individualized treatment responses, necessitates flexible protocols tailored to each patient’s unique needs. Additionally, a comprehensive understanding of the mechanisms underlying these treatments is crucial for refining protocols and maximizing their therapeutic potential. Personalized medicine approaches, such as the integration of neuroimaging and biomarkers, will be pivotal in customizing stimulation parameters to optimize efficacy. Furthermore, while early-stage clinical trials have reported improvements in certain symptoms, long-term efficacy and safety data are limited. To validate these techniques, large-scale, multi-center, randomized controlled trials are essential. Parallel advancements in device design, including the development of portable and cost-effective systems, will improve patient access and adherence to treatment protocols. Combining non-invasive DBS with other interventions, such as pharmacological treatments and physical therapy, could also provide a more comprehensive and synergistic approach to managing PD. In conclusion, non-invasive deep brain stimulation techniques represent a promising frontier in the treatment of Parkinson’s disease. While they have demonstrated considerable potential in improving symptoms and restoring neural function, further research is needed to refine protocols, validate long-term outcomes, and optimize clinical applications. With ongoing technological and scientific advancements, these methods could offer PD patients safer, more effective, and personalized treatment options, ultimately improving their quality of life and reducing the societal burden of the disease.
2.Medication rules of Astragali Radix in ancient Chinese medical books based on "disease-medicine-dose" pattern.
Jia-Lei CAO ; Lü-Yuan LIANG ; Yi-Hang LIU ; Zi-Ming XU ; Xuan WANG ; Wen-Xi WEI ; He-Jia WAN ; Xing-Hang LYU ; Wei-Xiao LI ; Yu-Xin ZHANG ; Bing-Qi WEI ; Xian-Qing REN
China Journal of Chinese Materia Medica 2025;50(3):798-811
This study employed the "disease-medicine-dose" pattern to mine the medication rules of traditional Chinese medicine(TCM) prescriptions containing Astragali Radix in ancient Chinese medical books, aiming to provide a scientific basis for the clinical application of Astragali Radix and the development of new medicines. The TCM prescriptions containing Astragali Radix were retrieved from databases such as Chinese Medical Dictionary and imported into Excel 2020 to construct the prescription library. Statical analysis were performed for the prescriptions regarding the indications, syndromes, medicine use frequency, herb effects, nature and taste, meridian tropism, dosage forms, and dose. SPSS statistics 26.0 and IBM SPSS Modeler 18.0 were used for association rules analysis and cluster analysis. A total of 2 297 prescriptions containing Astragali Radix were collected, involving 233 indications, among which sore and ulcer, consumptive disease, sweating disorder, and apoplexy had high frequency(>25), and their syndromes were mainly Qi and blood deficiency, Qi and blood deficiency, Yin and Yang deficiency, and Qi deficiency and collateral obstruction, respectively. In the prescriptions, 98 medicines were used with the frequency >25 and they mainly included Qi-tonifying medicines and blood-tonifying medicines. Glycyrrhizae Radix et Rhizoma, Angelicae Sinensis Radix, Ginseng Radix et Rhizoma, Atractylodis Macrocephalae Rhizoma, and Citri Reticulatae Pericarpium were frequently used. The medicines with high frequency mainly have warm or cold nature, and sweet, pungent, or bitter taste, with tropism to spleen, lung, heart, liver, and kidney meridians. In the treatment of sore and ulcer, Astragali Radix was mainly used with the dose of 3.73 g and combined with Glycyrrhizae Radix et Rhizoma to promote granulation and heal up sores. In the treatment of consumptive disease, Astragali Radix was mainly used with the dose of 37.30 g and combined with Ginseng Radix et Rhizoma to tonify deficiency and replenish Qi. In the treatment of sweating disorder, Astragali Radix was mainly used with the dose of 3.73 g and combined with Glycyrrhizae Radix et Rhizoma to consolidate exterior and stop sweating. In the treatment of apoplexy, Astragali Radix was mainly used with the dose of 7.46 g and combined with Glycyrrhizae Radix et Rhizoma to dispell wind and stop convulsions. Astragali Radix can be used in the treatment of multiple system diseases, with the effects of tonifying Qi and ascending Yang, consolidating exterior and stopping sweating, and expressing toxin and promoting granulation. According to the manifestations of different diseases, when combined with other medicines, Astragali Radix was endowed with the effects of promoting granulation and healing up sores, tonifying deficiency and Qi, consolidating exterior and stopping sweating, and dispelling wind and replenishing Qi. The findings provide a theoretical reference and a scientific basis for the clinical application of Astragali Radix and the development of new medicines.
Drugs, Chinese Herbal/history*
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Humans
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Medicine, Chinese Traditional/history*
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History, Ancient
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Astragalus Plant/chemistry*
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China
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Astragalus propinquus
3.Association between acupuncture and live birth rates after fresh embryo transfer: A cohort study based on different propensity score methods.
Xiao-Yan ZHENG ; Zi-Yi JIANG ; Yi-Ting LI ; Chao-Liang LI ; Hao ZHU ; Zheng YU ; Si-Yi YU ; Li-Li YANG ; Song-Yuan TANG ; Xing-Yu LÜ ; Fan-Rong LIANG ; Jie YANG
Journal of Integrative Medicine 2025;23(5):528-536
OBJECTIVE:
To explore the association between acupuncture during controlled ovarian hyperstimulation (COH) and the live birth rate (LBR) using different propensity score methods.
METHODS:
In this retrospective cohort study, eligible women who underwent a COH were divided into acupuncture and non-acupuncture groups. The primary outcome was LBR, as determined by propensity score matching (PSM). LBR was defined as the delivery of one or more living infants that reached a gestational age over 28 weeks after embryo transfer. The propensity score model encompassed 16 confounding variables. To validate the results, sensitivity analyses were conducted using three additional propensity score methods: propensity score adjustment, inverse probability weighting (IPW), and IPW with a "doubly robust" estimator.
RESULTS:
The primary cohort encompassed 9751 patients (1830 [18.76%] in the acupuncture group and 7921 [81.23%] in the non-acupuncture group). Following 1:1 PSM, a higher LBR was found in the acupuncture cohort (41.4% [755/1824] vs 36.4% [664/1824], with an odds ratio of 1.23 [95% confidence interval, 1.08-1.41]). Three additional propensity score methods produced essentially similar results. The risk of serious adverse events did not significantly differ between the two groups.
CONCLUSION
This retrospective study revealed an association between acupuncture and an increased LBR among patients undergoing COH, and that acupuncture is a safe and valuable treatment option. Please cite this article as: Zheng XY, Jiang ZY, Li YT, Li CL, Zhu H, Yu Z, Yu SY, Yang LL, Tang SY, Lü XY, Liang FR, Yang J. Association between acupuncture and live birth rates after fresh embryo transfer: A cohort study based on different propensity score methods. J Integr Med. 2025; 23(5):528-536.
Humans
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Female
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Propensity Score
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Embryo Transfer
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Adult
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Acupuncture Therapy
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Retrospective Studies
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Pregnancy
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Live Birth
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Birth Rate
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Cohort Studies
4.Tamoxifen inducing differentiation of oligodendrocyte lineage cells in the central nervous system
Ting XU ; Hai-Yan LÜ ; Qing-Ting YU ; Zui-Su YANG ; Fa-Lei YUAN
Acta Anatomica Sinica 2024;55(6):685-692
Objective To investigate the differentiation of oligodendrocyte precursor cells after neural injury utilizing Sox10 cell lineage tracing in the cortical tissue.Methods C57BL/6 mice and Sox10-CreERT2/red fluorescent protein(RFP)model mice were used in the current study.The Sox10-CreERT2/RFP model mice generated by crossing Sox10-CreERT2 and Ai9 were 8-week-old F1 mice(n=16),which were randomly divided into control group(n=4)and 7 days(n=4),14 days(n=4),and 30 days feed groups(n=4).Tamoxifen(TAM)was used to induce the expression of RFP.The control group received tamoxifen dissolved in sunflower seed oil by gavage(40 mg/kg once daily for three consecutive days)and the brain tissues were obtained after 4 days.The feed group mice were fed with tamoxifen-containing feed to induce RFP expression,and the brain tissues were obtained after 7,14,and 30 days,respectively.Immunofluorescent staining was performed to detect the expressions of neuronal nuclei(NeuN),microtubule-associated protein 2(MAP2),phosphorylated histone 2AX(γ-H2AX),cluster of differentiation 13(CD 13),γ-aminobutyric acid(GABA),glial fibrillary acidic protein(GFAP),cluster of differentiation 11b(CD11b),vesicular glutamate transporter 2(VGLUT2),and adenomatous polyposis coli(APC,CC-1)in the brains of each group mice.The number of positive cells was counted,and the proportion was calculated.Eight-week-old male C57BL/6 mice were randomly divided into wild type(WT)group(n=4)and WT+TAM group(n=4).They were fed with regular feed and tamoxifen-containing feed for 30 days,respectively,and then brain tissues were obtained.Immunofluorescent double-labeling was used to detect the expressions of γ-H2AX positive neurons in the cortex of mice in both groups.Results In the control group,feed 7 days,14 days,and 30 days groups,the proportions of RFP+pericytes among all RFP+cells in the cortical tissue were(0.8±0.1)%,(2.7±0.1)%,(3.2±0.1)%,(4.0±0.1)%,respectively,and the proportion of mature oligodendrocytes(CC-1+RFP+)in the feed 7 days group was(51.2±0.7)%.The proportions of RFP-positive neurons in the cortex after 14 and 30 days of tamoxifen feed were(0.7±0.1)%and(1.5±0.1)%,respectively,while no conversion to RFP-positive neurons was observed in the gavage group and 7 days feed group.RFP cells in the cortex of the 7 days or 30 days feed group did not express GFAP or CD11b.Extensive γ-H2AX+NeuN+staining was observed in the WT group and WT+TAM group.Conclusion Long-term administration of tamoxifen can promote the differentiation of Sox10 cells into pericytes and neurons.Further investigation into the role of OPC in the neurovascular unit repair mechanism may contribute to a better understanding of the pathogenesis underlying AD.
5.Progress of Finite Element Study on Anterior Cervical Surgery for Cervical Spondylosis
Xuefeng TIAN ; Junqiao LÜ ; Zheming YU ; Yang LIU ; Lin SUN
Journal of Medical Biomechanics 2024;39(4):768-774
The impact of various anterior cervical surgeries on biomechanical properties of cervical vertebrae varies depending on the specific surgical techniques employed.However,accurately measuring the mechanical characteristics of individual parts of the cervical vertebrae or implants within them in a clinical setting can be challenging.As a result,the finite element method is commonly utilized in studies on anterior cervical surgery,allowing for the precise analysis of stress and strain distributions in different areas of interest through computer simulations.This method facilitates the study of biomechanical properties associated with different anterior cervical surgical approaches.This review discusses the progress of finite element analysis in anterior cervical surgery,summarizes current research findings on fusion and non-fusion procedures,hybrid surgeries,and minimally invasive techniques,so as to provide theoretical references for the selection of different anterior cervical surgical interventions from a biomechanical perspective.
6.Teprenone alleviates LPS-induced inflammatory response and cardiac dysfunction through E3 ubiquitin ligase CHIP
Liting XU ; Yingwen LIU ; Jianling LI ; Wan LIN ; Miao WANG ; Lei YU ; Xue ZHANG ; Hang LI ; Huadong WANG ; Xiuxiu LÜ ; Yiyang WANG
Chinese Journal of Pathophysiology 2024;40(5):862-871
AIM:To explore the therapeutic effect of teprenone(geranylgeranylacetone,GGA)on lipopolysac-charide(LPS)-induced cardiac dysfunction and its mechanism.METHODS:(1)Eight-week-old male C57BL/6 wild-type mice and carboxyl terminus of heat shock protein 70(HSP70)-interacting protein(CHIP)gene knockout mice were randomly divided into control group,LPS group,LPS+GGA group and GGA group,with 8 mice in each group.The model was established by intraperitoneal injection of LPS(25 mg/kg),and 1 h after LPS stimulation,mice were given intraperito-neal injection of GGA(100 mg/kg).The technique of high-resolution ultrasonography system was used to evaluate the car-diac function of mice.The serum of mice from each group were collected to detect the levels of creatine kinase-MB(CK-MB)and lactate dehydrogenase(LDH).HE staining was performed to observe histological changes of cardiac tissues.ELISA was used to detect the levels of tumor necrosis factor-α(TNF-α)and interleukin-6(IL-6)in cardiac tissues.West-ern blot was used to detect the protein levels of HSP70,CHIP,karyopherin-α 2(KPNA2),myeloperoxidase(MPO),vas-cular cell adhesion molecule(VCAM),intercellular cell adhesion molecule(ICAM),and nuclear factor-κB(NF-κB)in cardiac tissues.(2)In vitro cell inflammation model was established using mouse myocardial cells HL-1 stimulated with LPS.ELISA was used to detect the levels of TNF-α and IL-6 in cell supernatants.Western blot was used to detect the pro-tein expression levels of HSP70,CHIP,and KPNA2 in myocardial cells.Immunofluorescence staining was performed to observe the content of nuclear NF-κB.RESULTS:(1)GGA effectively improved cardiac function of LPS-stimulated mice,significantly increased ejection fraction and left ventricular fractional shortening(P<0.01),reduced serum levels of CK-MB and LDH(P<0.01),and alleviated myocardial injury.(2)GGA significantly reduced the release of TNF-α and IL-6 caused by LPS(P<0.01),as well as nuclear translocation of NF-κB,decreased the levels of KPNA2,MPO,VCAM and ICAM in cardiac tissues,and increased the levels of HSP70 in cardiac tissues and cells(P<0.01).(3)In CHIP knockout myocardial cells and mice,GGA failed to inhibit LPS-induced inflammatory response and lost its effect on im-proving cardiac function.CONCLUSION:The protective effect of GGA against LPS-caused cardiac dysfunction of mice is related to increasing expression of HSP70 and promoting CHIP activation,which inhibits the translocation of NF-κB into nucleus and suppresses inflammatory factor release.CHIP knockout abolishes the effects of GGA on reducing LPS-induced inflammatory response and myocardial injury.
7.Analysis of the short-term efficacy and safety of percutaneous liver puncture in the local treatment of portal vein thrombosis
Ting CUI ; Tao WANG ; Bing ZHU ; Mingming MENG ; Bowen LIU ; Yifan LÜ ; Quan CHEN ; Yifan WU ; Yu ZHANG ; Chengbin DONG ; Fuquan LIU
Journal of Practical Radiology 2024;40(8):1338-1341
Objective To evaluate the short-term efficacy and safety of percutaneous liver puncture for local management of portal vein thrombosis(PVT).Methods Variations in thrombus,blood flow,and laboratory examination results were observed before and after percutaneous liver puncture in 197 patients with PVT,and the occurrence of comorbidities was recorded and followed up for one year after treatment.Results After treatment,the thrombus in the main portal vein vessels almostly disappeared in 119 patients(60.41%)with PVT,the thrombus had a significant reduction in 57 patients(28.93%),and the thrombus had a smaller change or an increase in 21 patients(10.66%);146 patients(74.11%)had smooth blood flow in the main portal vein vessels,29 patients(14.72%)showed significant improvement in blood flow,and 22 patients(11.17%)showed no significant improvement or worsening of blockage.The mean portal venous pressure was significantly lower than that before treatment(P<0.001);thrombin time,activated partial thromboplastin time,and prothrombin time were prolonged compared to those before thrombolysis(P<0.001),and fibrinogen were reduced compared to those before thrombolysis(P<0.001).A total of 35 patients(17.77%)occured comorbidities during treatment.One year after treatment,196 patients(99.49%)with PVT survived,of which thrombus essentially disappeared in 141(71.94%),thrombus stabilized(or decreased)in 42(21.43%),and thrombus increased in 13(6.63%).Conclusion percutaneous liver puncture for local management of PVT is effective and reliable in the short-term and requires standardized management of the entire process.
8.Molecular mechanism of young Sca-1 bone marrow stem cell on old cardiac fibroblast cell apoptosis in aging mice
Rao LÜ ; Jiadi YU ; Liuzhen LI ; Chulan ZHAN ; Liyue ZHAO ; Yueliang LI ; Jun DONG ; Jiao LI
The Journal of Practical Medicine 2024;40(17):2369-2374
Objective To investigate the impact of Sca-1 bone marrow derived stem cells on apoptosis in murine cardiac fibroblasts and the molecular mechanisms of young(Y)Sca-1 bone marrow stem cell(BMSC)on old(O)cardiac fibroblast cell(CFC)apoptosis.Methods The apoptosis and survival of Y and O CFC were assessed under hypoxic conditions.Co-cultures of Y and O Sca-1 bone marrow-derived mesenchymal stem cells(BMSC)with O CFC were established to investigate the impact of Sca-1 BMSC on the apoptotic response and viability of O CFC,employing TUNEL staining,qRT-PCR,Western Blot,and CCK8 assays.Furthermore,differential secretion profiles of growth factors by Y and O Sca-1 BMSC were compared using qRT-PCR and ELISA analysis.Results Compared to Y CFC,O CFC exhibited an increased rate of apoptosis and a decreased rate of cell survival.However,when compared to O cells,Y Sca-1 BMC significantly reduced apoptosis in O CFC and enhanced cell survival.Moreover,Y Sca-1 BMSC demonstrated a higher secretion of GDF5(Growth Differentiation Factor 5)than O cells(P<0.05).Importantly,the protective effects of Y Sca-1 BMSC on apoptosis and survival in O CFC were abolished upon neutral-ization of GDF5 expression.Conclusion Y Sca-1 BMSC decreases O CFC apoptosis through GDF5.
9.Status of nutritional literacy in peritoneal dialysis patients
Wei-Wei FU ; Shan ZHANG ; Ting-Ting ZHOU ; Wen-Xin YU ; Gui-Lan LÜ
Parenteral & Enteral Nutrition 2024;31(3):172-175,183
Objective:To determine the status of nutritional literacy and its influencing factors among the peritoneal dialysis (PD) patients. Methods:The patients who underwent PD and long-term follow-up in the Department of Nephrology,General Hospital of Eastern Theater Command between January and October,2023 were enrolled in this study. The status of nutritional literacy in the patients was assessed through collecting and analyzing the data on the patients' general information,the current nutritional status,and laboratory-and dialysis-related indicators. Results:The average score of nutritional literacy in the enrolled patients were (24.49±3.35). Significant differences in nutritional literacy scoring were observed in the different patient subgroups according to the patients' educational background,dialysis time or times of receiving multidisciplinary diet guidance (all P values<0.05). The nutritional literacy levels of PD patients were negatively correlated to the concentrations of serum calcium and prealbumin,and left ventricular posterior wall thickness,and postively correlated to prealbumin level(P<0.05). Basing on multiple linear regression analysis,the times of receiving multidisciplinary diet guidance,educational background and serum prealbumin level were identified as independent influencing factors for the nutritional literacy levels in PD patients,respectively (all P values<0.05). Conclusions:The present study showed that the nutritional literacy of PD patients was in the middle level. In clinical practice,to enhance multidisciplinary diet guidance and management at the early stage of PD could contribute to improve the nutritional status of PD patients. In addition,to increase the patients' nutritional knowledge and health management ability might be also helpful for the nutritional levels of PD patients.
10.Anyalysis of Screening and Gene Identification of α-Thalassemia in Child-bearing Population of Conghua District,Guangzhou City
Xiaoming QI ; Zhuorong LÜ ; Xixi GUO ; Kunshan ZHANG ; Yunping ZHONG ; Aixian CHEN ; Wuzhong YU
Journal of Modern Laboratory Medicine 2024;39(2):163-167
Objective To investigate the incidence and the types of gene mutations of α-thalassemia in the child-bearing pop-ulation of Conghua District,Guangzhou.Methods Blood samples from 24 083 people of childbearing age were screened by blood cell analysis and hemoglobin electrophoresis,α-globin gene variation was detected by GAP-PCR and PCR reverse dot blot in the positive cases,and 17 common β-globin gene mutations were detected by PCR reverse Dot blot.Results A total of 2 596 cases of α-thalassemia gene abnormality were detected by gene identification,and the abnormal rate was 10.78%.A sum of 170 cases(0.71%)had a compound mutation of α-β gene.There were 2 550 cases(98.23%)of deletion and 46 cases(1.77%)of non-deletion in the mutant genes.There were 14 types of gene mutation,including 5 types of HbH disease(with--SEA/-α3.7 primarily),4 mild types(with 68.61%of--SEA/αα genotype),and 5 quiescent types(the top two genotypes were-α3.7/αα and-α4.2/αα).A total of 23 types of αβ complex gene mutation were detected,and the top six types were--SEA/βCD41-42,-α3.7/βCD41-42,--SEA/β654,--SEA/-28,-α3.7/β654 and-α3.7/βCD17,which accounted for 75.27%of all the complex types.Conclusion The gene abnormality rate of α-thalassemia in Conghua District of Guangzhou City was high.The gene mutation type and constitu-ent ratio,which have their own characteristics,is a special region of α-thalassemia.

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