1.Clinical Efficacy of Juanbitang Hot Compress Pack Combined with Intensive Rehabilitation Training in Ameliorating Hemiplegia After Stroke
Yuqin SHENG ; Yong YU ; Yan ZHANG ; Yuqing XIE ; Qing LIN ; Qian HU ; Longyu ZHANG ; Hongmei XU ; Xiaohong FAN ; Shouliang MA
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(17):210-218
ObjectiveTo explore the clinical efficacy of Juanbitang hot compress pack combined with intensive rehabilitation training in stroke patients with hemiplegia. MethodsA total of 80 stroke patients with hemiplegia were selected and assigned into a control group (40 cases) and an observation group (40 cases) according to the random number table method. The control group received conventional rehabilitation training and nursing intervention,while the observation group was additionally treated with Juanbitang hot compress pack. The two groups were compared in terms of the neurological function (national institute of health stroke scale score,NIHSS score),muscle strength,motor function (fugl-meyer assessment scale score,FMA score),daily living activity (modified barthel index,MBI),balance ability (berg balance scale score,BBS score),trunk control ability (Sheikh Trunk Control Test score,Sheikh TCT score),and homocysteine (Hcy) level before and after treatment. ResultsAfter treatment,the observation group had lower NIHSS score and Hcy level than the control group (P<0.05). The total response rate of the observation group (97.50%) was higher than that of the control group (77.50%). The scores of upper limb and lower limb FMA,MBI,BBS,and Sheikh TCT in the observation group were all higher than those in the control group (P<0.05). ConclusionThe application of Juanbitang hot compress pack combined with rehabilitation training can effectively improve the neurological function,muscle strength,motor function,daily living ability,balance ability,and trunk control ability and reduce the Hcy level in stroke patients with hemiplegia,demonstrating enhanced clinical efficacy.
2.Iron Homeostasis Imbalance Promotes Atherosclerosis and Therapeutic Mechanisms of Traditional Chinese Medicine
Maohong WANG ; Jianhua XIONG ; Hao ZHANG ; Xiaohong YAN ; Qiang WAN
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(19):279-286
Iron is an indispensable trace element for the human body to maintain normal physiological functions, widely participating in key processes such as oxygen transport, energy metabolism, and cell signal transduction. The homeostasis of iron is crucial for maintaining the structural integrity and functional stability of the cardiovascular system. Recent studies have shown that iron homeostasis imbalance, especially iron overload, has become a major risk factor for the occurrence and development of atherosclerosis (AS). The downstream-induced ferroptosis can form a "iron overload-lipid peroxidation-inflammation" vicious triangle through multiple pathways such as promoting oxidative stress, lipid peroxidation, and inflammatory response, and the three mutually reinforce each other to accelerate plaque formation and progression. Traditional Chinese medicine (TCM) has demonstrated unique advantages in the prevention and treatment of AS, with definite clinical efficacy. Its mechanism of action, in addition to improving lipid metabolism and protecting vascular endothelium, is closely related to the regulation of iron homeostasis in the body. From the new perspectives of systemic iron homeostasis imbalance and the "iron overload-lipid peroxidation-inflammation" vicious triangle, this article reviews the research progress in the association between iron homeostasis imbalance and AS in recent years, and integrate the mechanism of iron homeostasis imbalance in modern medicine with the TCM theory of stasis and toxin interconnection. It focuses on exploring the potential molecular mechanisms of TCM in regulating iron homeostasis through intervention in key pathways of iron overload and inhibition of ferroptosis, summarizes the "iron reduction-antioxidation-anti-inflammation" network constructed by TCM compound prescriptions, and the characteristics of TCM active components in synergistically resisting systemic iron homeostasis imbalance through sharing key targets such as nuclear factor erythroid 2-related factor 2 (Nrf2) and nuclear factor (NF)-κB. This article provides ideas and a theoretical basis that combine the characteristics of TCM theory with modern scientific evidence for the prevention and treatment of AS.
3.Association between chronic disease comorbidity patterns and activities of daily living among permanent elderly residents in Xuhui District of Shanghai
Qian XU ; Xiaohong ZHANG ; Xiaolin QIAN ; Jing ZHU ; Yun CHEN ; Fei YAN ; Chaowei FU ; Haiyan GU
Shanghai Journal of Preventive Medicine 2026;38(7):527-535
ObjectiveTo investigate the patterns of chronic disease comorbidity among permanent elderly residents in Xuhui District of Shanghai, and to analyze the impact of different comorbidity patterns on the elderly’s ability to perform activities of daily living. MethodsBased on data from the 2015 and 2021 Surveys on Health Status and Health Service Utilization among Permanent Residents in Xuhui District of Shanghai, the study included permanent residents who fully participated in both surveys, were aged 60 years or older at the 2015 survey, self-reported having a chronic disease, and reported no significant changes in their chronic disease status between the two surveys. A prospective cohort study design was adopted, using the 2015 data as the baseline and the 2021 survey data as follow-up data. Physical examinations and questionnaire surveys were conducted by the Shanghai Xuhui District Center for Disease Control and Prevention in the subdistricts and towns within the jurisdiction from April to July in both 2015 and 2021. Latent class analysis (LCA) was used to classify comorbidity patterns across 11 types of chronic diseases. The smaller the values of the Akaike information criterion (AIC), the Bayesian information criterion (BIC), and the sample-corrected Bayesian information criterion (aBIC), the better the model fits. The Barthel index (BI) and the Lawton and Brody Instrumental Activities of Daily Living Scale (LB-IADL) were used to assess the participants’ activities of daily living (ADL) and instrumental activities of daily living (IADL). Multiple linear regression and multivariate logistic regression models were used to analyze the association between different comorbidity patterns and ADL and IADL. ResultsA total of 1 608 study participants were enrolled. Among them, 671 (41.73%) self-reported having no chronic diseases. The prevalence of 11 types of chronic diseases was as follows: hypertension in 743 participants (46.21%), heart disease in 148 participants (9.20%), cerebrovascular disease in 37 participants (2.30%), diabetes or abnormal blood glucose in 310 participants (19.28%), other endocrine system diseases (non-diabetic) in 39 participants (2.43%), malignant tumors in 37 participants (2.30%), chronic lung disease in 16 participants (1.00%), gout in 8 participants (0.50%), musculoskeletal disorders in 34 participants (2.11%), gastric or digestive system diseases in 27 participants (1.68%), and dyslipidemia in 15 participants (0.93%). LCA was used to classify comorbidity patterns of chronic diseases among older adults into 1 to 9 latent category combinations. Model 5 (i.e., 5 latent categories) had the lowest BIC (7 112.69) and aBIC (6 909.38), with a relatively low AIC (6 768.20), indicating the best model fit; thus, five latent categories represented the optimal combination in this study. The five latent categories (and their respective proportions of study participants) were the healthy control group (41.73%), the hypertension group (31.28%), the diabetes-hypertension group (19.28%), the severe illness group (5.29%), and the other metabolic diseases group (2.43%). According to multiple linear regression analyses, compared with the healthy control group, the diabetes-hypertension group had significantly lower BI-20 scores (b=-0.952, 95%CI: -1.317‒ -0.587, P<0.001) and lower IADL scores (b=-0.744, 95%CI: -0.999‒ -0.489, P<0.001); the severe illness group (b=-0.644, 95%CI: -1.072‒ -0.217, P=0.003) and the hypertension group (b=-0.344, 95%CI: -0.562‒ -0.125, P=0.002) had lower IADL scores. According to multivariate logistic regression analyses, compared with the healthy control group, older adults in the diabetes-hypertension group had a higher risk of disability (OR=2.835, 95%CI: 1.392‒5.774), impaired ADL function (OR=2.470, 95%CI: 1.637‒3.726), and impaired IADL function (OR=1.739, 95%CI: 1.264‒2.392); older adults in the severe illness group had a higher risk of impaired ADL function (OR=2.206, 95%CI: 1.171‒4.155). ConclusionAmong the elderly participating in the Survey on Health Status and Health Service Utilization of Permanent Residents in Xuhui District of Shanghai, diabetes-hypertension is one of the key chronic disease comorbidity combinations and has adverse effects on both ADL and IADL. Community health management should prioritize the elderly with diabetes-hypertension comorbidity, and strengthen early screening and comprehensive interventions to slow the decline in ADL and IADL.
4.Bibliographical cataloging for ancient TCM books
Hongtao LI ; Weina ZHANG ; Lin TONG ; Jingpeng DENG ; Qian ZHAO ; Honglei WANG ; Naiying LIU ; Mei SHI ; Qiang LIU ; Ying LIN ; Xiaohong ZHANG ; Lili FENG ; Mingrui ZHANG ; Yanqiu LUO ; Guangkun CHEN ; Yan DONG ; Bin LI ; Sihong LIU ; Bing LI ; Chen LI ; Meng LI ; Rui WANG ; He LU
International Journal of Traditional Chinese Medicine 2025;47(6):729-740
With reference to the Information and Documentation-Resource Description (GB/T 3792-2021) and Bibliographical Description for Ancient Chinese Books (GB/T 3792.7-2008) and other cataloging standards and rules, drawing on the practical experience of cataloging ancient TCM books, Bibliographical Cataloging for Ancient TCM Books was formulated. This standard specifies the entry items and their order of ancient TCM books, cataloging identifier, cataloging text, cataloging information source, and cataloging item details. The standard can provide standardized and unified guiding principles and methods for the work of ancient TCM books, and promote the sharing and utilization of ancient TCM books.
5.Esketamine Alleviates Postoperative Depressive Symptoms in Frail Elderly Patients Undergoing Thoracoscopic Radical Resection of Lung Cancer:A Randomized Double-Blind Controlled Trial
Congli ZHANG ; Yan YAN ; Junjie MA ; Ke WANG ; Di LIU ; Yang ZHANG ; Xiaohong LI ; Li REN
Journal of Sichuan University (Medical Sciences) 2025;56(2):506-513
Objective To investigate the effect of esketamine on postoperative depression in frail elderly patients undergoing thoracoscopic radical resection of lung cancer.Methods A total of 88 frail elderly patients undergoing elective thoracoscopic radical resection of lung cancer were assigned randomly(using a randomization table)and in a double-blind way(blinding applies to both researchers and patients)to an esketamine group(Esk group,n=44)and a normal saline group(NS group,n=44).In the Esk group,0.25 mg/kg esketamine was injected intravenously during anesthesia induction,followed by continuous infusion of esketamine at 0.125 mg/kg per hour until 20 min before the end of surgery.In the NS group,equivalent volumes of normal saline were administered using the same method.The primary outcome was the score for the 17-item Hamilton Rating Scale for Depression(HAMD-17)on days 7 and 30 after surgery.The secondary outcomes included sleep quality and cognitive function.Sleep quality was assessed using the numerical rating scale(NRS)on days 1,3,and 7 after surgery and the Pittsburgh Sleep Quality Index(PSQI)on day 30 after surgery.Cognitive function was assessed using the Mini-Mental State Examination(MMSE)on days 1,3,7,and 30 after surgery.The other indicators included the levels of serum brain-derived neurotrophic factor(BDNF),5-hydroxytryptamine(5-HT),S100β protein,and neuron specific enolase(NSE)at 24 hours(T1),48 hours(T2),and 72 hours(T3)after surgery,as well as perioperative data and postoperative safety outcomes.Results Three patients were excluded from the Esk group and the NS group,respectively,and eventually,41 patients in each group were included in the statistical analysis.There were no statistically significant differences between the two groups in terms of age,sex,body mass index,American Society of Anesthesiologists(ASA)classification,comorbidities,educational attainment,and the scores for HAMD-17,PSQI,and MMSE 1 day before surgery(P>0.05).Concerning the primary outcome,compared with those of the NS group,the HAMD-17 scores of patients in the Esk group were significantly lower at 7 days(median[P25,P75])(7[6,8]vs.7[6,12],P=0.045)and 30 days(6[6,7]vs.7[6,9],P=0.020)after surgery.Concerning the secondary outcomes,compared with those of the NS group,the sleep NRS scores of patients in the Esk group were significantly lower at 1,3,and 7 days after surgery(P<0.01),and the MMSE scores were significantly higher(P<0.05).Concerning the other indicators,compared with those of the NS group,the concentrations of serum BDNF and 5-HT in the Esk group were significantly higher(P<0.05 or 0.01)at T1-T3,while the content of S100β was significantly lower(P<0.01)at T1-T3;the levels of serum NSE were significantly lower at T1 and T2(P<0.01);the consumption of propofol,sufentanil,remifentanil,and sevoflurane during surgery in the Esk group was significantly reduced(P<0.05 or 0.01);the incidence of postoperative nausea/vomiting and hyperalgesia was significantly lower(P<0.01);the duration of postoperative mechanical ventilation,length-of-stay in postanesthesia care unit(PACU),and postoperative length-of-stay in the hospital were significantly shorter(P<0.01).Conclusion Esketamine can improve the postoperative depressive state,sleep quality,and cognitive function in frail elderly patients undergoing thoracoscopic radical resection of lung cancer.
6.Influencing factors of severe traumatic brain injury patients with acute respiratory distress syndrome and construction of predictive model
Zixuan WANG ; Jinqiang ZHUANG ; Yan XIAO ; Min ZHU ; Yu WANG ; Siyao XU ; Yuan ZHONG ; Xiaohong LIU
Journal of Clinical Medicine in Practice 2025;29(3):57-63,69
Objective To explore the risk factors associated with the development of acute respir-atory distress syndrome(ARDS)in patients with severe traumatic brain injury(sTBI)and to construct and validate a risk prediction model for ARDS in these patients.Methods Clinical data from 371 sTBI patients admitted to Yangzhou Affiliated Hospital of Yangzhou University between January 2017 and December 2023 were retrospectively collected.Patients were randomly divided into modeling group(n=259)and validation group(n=112)at a 7-to-3 ratio.A nomogram model was constructed after screening for risk factors using the Least Absolute Shrinkage and Selection Operator(LASSO)and multivariate Logistic regression analysis.Model performance was evaluated using the receiver operating characteristic(ROC)curve,area under the curve(AUC),Hosmer-Lemeshow test,calibration curve,and deci-sion curve analysis(DCA).Results Statistically significant differences were observed in heart rate,respiratory rate,pupil size,percutaneous oxygen saturation(SpO2),Glasgow Coma Scale(GCS)score,Acute Physiology and Chronic Health Evaluation Ⅱ(APACHE Ⅱ)score,head Ab-breviated Injury Scale(AIS)score,chest AIS score,emergency intubation,pulmonary infection,associated chest trauma,midline shift,blood transfusion within 12 hours of admission,fluid intake within 24 hours of admission,shock,mechanical ventilation,hemoglobin level,hematocrit,white blood cell count,prothrombin time,international normalized ratio,total protein,albumin,serum calcium,oxygenation index,and base excess between the two groups(P<0.05).Multivariate Lo-gistic regression analysis revealed that SpO2,pulmonary infection,and fluid intake within 24 hours of admission were predictors of ARDS in sTBI patients.The Hosmer-Lemeshow test results for the modeling and validation groups showed good fit(x2=10.373,P=0.240;x2=13.21,P=0.105).DCA results for both groups indicated net benefit at threshold probabilities ranging from 0%to 72%and 0%to 50%,respectively.Conclusion SpO2,pulmonary infection,and fluid in-take within 24 hours of admission are risk factors for ARDS in sTBI patients.The model constructed using these factors demonstrates good performance and provides a reliable tool for clinical screening of high-risk ARDS populations among sTBI patients.
7.Development of digital cognitive assessment tools and its application in children
Bin HUANG ; Yunhan WANG ; Yushun YAN ; Huanhuan FAN ; Min WANG ; Liansheng ZHAO ; Xiao YANG ; Xiaohong MA
Sichuan Mental Health 2025;38(6):554-560
BackgroundChildhood represents a critical stage for cognitive development. Accurate assessment of children's cognitive abilities and understanding their developmental characteristics are essential for promoting healthy growth. However, traditional cognitive assessment methods typically rely on manual administration, presenting limitations such as low efficiency and insufficient engagement. These methods struggle to meet the assessment needs of children and are difficult to scale up for large-scale applications. ObjectiveTo develop a digital cognitive assessment tool for children, so as to provide a more convenient approach for evaluating children's cognitive functions. MethodsBased on classic psychological paradigms (Stroop Task, N-back, digit span, spatial orientation, and face-name matching), a digital cognitive assessment tool was developed. This tool includes five tasks including color matching, shape matching, greening the home, great collector, and face-name matching, designed to assess core cognitive functions such as inhibitory control, working memory, short-term memory, spatial orientation, and semantic processing, respectively. From August 2024 to March 2025, a total of 750 students aged 9–12 yeas old from a primary school in Chengdu were enrolled and assessed using the digital cognitive assessment tool. Three months later, 40 children were randomly selected for retesting using both the digital tool and its corresponding standardized psychological paradigms. Pearson correlation analysis was conducted to examine the correlation between the pre-test and retest scores of the digital cognitive assessment tool, as well as the correlation between the digital cognitive task scores and the corresponding psychological paradigm assessment results, in order to evaluate the reliability and validity of the digital cognitive assessment tool. Additionally, differences in scores across the cognitive tasks were compared among children of different age groups and genders. ResultsA total of 699 valid samples were included. The younger age group consisted of children aged 9–10 years old (n=460), while the older age group comprised those aged 11–12 years old (n=239). There were 356 boys (50.93%) and 343 girls (49.07%). In the reliability analysis, the Pearson correlation coefficients between the pre-test and retest scores of each assessment task ranged from 0.732 to 0.970 (P<0.01), indicating statistically significant results. In the validity analysis, the Pearson correlation coefficients between each task and its corresponding standard cognitive test ranged from 0.679 to 0.988 (P<0.01). In the color-matching task, both the main effects of age and gender were statistically significant (F=31.071, 21.198, P<0.01). In the shape-matching task, the main effects of age, gender, and their interaction were all statistically significant (F=20.933, 5.926, 4.318, P<0.05 or 0.01). In the greening the home task, the main effect of age was significant (F=5.243, P=0.023). In the great collector task, the main effect of age was significant (F=33.697, P<0.01). In the face-name matching task, only the main effect of gender was significant (F=27.016, P<0.01). Further analysis showed that within the female group, older group scored significantly higher than younger group in five tasks(P<0.05 or 0.01). Within the male group, younger group scored lower than older group in both the color-matching and great collector tasks (P<0.05 or 0.01). Within the younger group, boys scored significantly higher than girls in color-matching and shape-matching tasks (P<0.01). In the older group, girls scored significantly higher than boys in face-name matching task (P<0.01). ConclusionThe digital cognitive assessment tool developed in this study demonstrates good reliability and validity. The development of cognitive functions in children aged 9–12 years old showed significant differences in age and gender, with specific developmental trajectories across different cognitive dimensions. At younger ages, boys outperformed girls in inhibitory control and working memory tasks, though this advantage diminished with age. At older ages, girls exhibited superior performance in semantic processing compared with boys.
8.A case of recurrence early-stage endometrial cancer during pregnancy recieved fertility-preserving retreatment
Jing ZHANG ; Wenyan TIAN ; Ye TIAN ; Yan ZHANG ; Xiaohong BAI ; Xueru SONG ; Yingmei WANG
Chinese Journal of Reproduction and Contraception 2025;45(6):623-627
A retrospective analysis was conducted on a case of recurrence during pregnancy of early-stage endometrial cancer (EEC) after fertility-preserving treatment, and literature review was conducted. The patient underwent two cycles of controlled ovarian stimulation and three cycles of frozen-thawed embryo transfer after fertility-preserving treatment, early abortion after the third transfer and meanwhile the recurrence of endometrial cancer was found. Fertility-preserving retreatment was given after multidisciplinary discussion based on the patient's fertility intention, ultrasound, pelvic magnetic resonance imaging and other examinations. After complete remission, the remaining cryopreserved embryos of the patient were tested for euploidy by preimplantation genetic testing, and the euploid embryo was transferred and delivered at term successfully. Fertility-preserving treatment for patients with EEC need comprehensive management to reduce the recurrence rate. Recurrent patients can choose fertility-preserving retreatment under a comprehensive evaluation.
9.Expression of EZH2 in breast cancer tissue and its prognostic survival analysis
Liying CAI ; Guoxin SUN ; Lei GUO ; Yuan GAO ; Yan LIU ; Xiaochuan SUN ; Xiaohong HUANG ; Jing CHEN ; Yating ZHAO
Clinical Medicine of China 2025;41(2):116-121
Objective:To investigate the expression characteristics of Zeste enhancer of Zeste homolog 2 (EZH2) in breast cancer tissue and its influence on tumor progression and prognosis.Methods:Transcriptome data of breast cancer tissue and normal breast tissue adjacent to cancer as well as clinical data of patients were obtained from the cancer genome atlas (TCGA) database, gene expression comprehensive database and European genome phenotype archives database, and the difference of EZH2 expression was analyzed using TIMER 2.0 platform. The survival information of breast cancer patients was obtained from the Kaplan Meier Plotter database, and the overall survival time, relapse free survival time and distant metastasis free survival time of breast cancer patients with low EZH2 expression and high EZH2 expression were compared. Select 14 nude mice were selected and randomly divided into si-EZH2 group and control group, with 7 mice in each group.MCF7 culture suspensions transfected with EZH2 knockdown plasmid and control plasmid were inoculated for corresponding group. The body mass and tumor volume of two groups of nude mice inoculated with MCF7 cells were compared at different times. On the 28th day, the nude mice were euthanized and the tumors were dissected to compare the tumor mass of the two groups of nude mice. The normally distributed quantitative data was represented by xˉ ± s. Two independent sample t-tests were used for comparison between two groups, repeated measures ANOVA was used for comparison of body mass and tumor volume between two groups of nude mice at different times, and Bonferroni test was used for pairwise comparison. The comparison of survival rates was conducted using log rank test. Results:A total of 1085 breast cancer tissues and 291 normal adjacent breast tissues were included in the TCGA database. EZH2 expression in breast cancer tissues was higher than that in normal adjacent breast tissues ( P<0.05). In the Kaplan Meier Plotter database, the total survival time, relapse free survival time, and distant metastasis free survival time of breast cancer patients in the EZH2 overexpression group were shorter than those in the EZH2 low expression group ( P=0.013, <0.001, <0.001). After 7 days of inoculation with MCF7 culture suspension, significant subcutaneous tumors were observed on the left back of both groups of nude mice. On the first day, there were no statistically significant difference in body mass between the two groups of nude mice ( P>0.05); On day 7, 13, 19, 25, and 28, the body mass and tumor volume of both groups of nude mice gradually increased (nude mouse body mass: within group F=29.31, P<0.001, between groups F=234.32, P<0.001, Finteraction=16.83, P<0.001; Tumor volume: within group F=34.00, P<0.001, between groups F=193.17, P<0.001, Finteraction=35.61, P<0.001). And the body mass of the siEZH2 group nude mice was higher than that of control group (all P<0.05). On days 19, 25, and 28, tumor the volume of the siEZH2 group nude mice was smaller than that of control group (all P<0.05). On the 28th day, the mass of tumors dissected in the siEZH2 group of nude mice was lower than that in the control group [(0.30±0.07) g vs. (0.61±0.14) g, t=5.16, P<0.001]。 Conclusions:EZH2 is highly expressed in breast cancer tissues and is significantly associated with poor prognosis. Knockdown of EZH2 can significantly inhibit the proliferation and tumor formation of breast cancer cells.
10.Preparation of pH/NIR dual-responsive metal-organic framework com-posite nanoparticles co-loaded with indocyanine green and siSphK1 and its in vitro anti-non-small-cell lung cancer study
Bingjie LÜ ; Xiaohong YAN ; Fei YU ; Haoran HU ; Lulu WANG ; Yang YANG
Chinese Journal of Pathophysiology 2025;41(8):1550-1558
AIM:This study aims to design pH/near-infrared(NIR)dual-responsive metal-organic framework composite nanoparticles co-loaded with indocyanine green(ICG)and sphingosine kinase 1(SphK1)siRNA(siSphK1),and to evaluate their anticancer efficacy against non-small-cell lung cancer A549 cells.METHODS:The ZIF-8 nanopar-ticles were synthesized and loaded with ICG and siSphK1 to prepare ZIF-8@ICG@siSphK1 nanoparticles.Their morpholo-gy,particle size,surface charge,and crystalline structure were characterized through transmission electron microscopy,dynamic light scattering,and X-ray diffraction.Stability,siSphK1 encapsulation and protection,and pH/NIR response were assessed.The gene silencing efficacy and anticancer activity in A549 cells were evaluated using Western blot,RT-qPCR,MTT assay,flow cytometry,and reactive oxygen species(ROS)fluorescence staining.RESULTS:The ZIF-8@ICG@siSphK1 nanoparticles exhibited a typical polyhedral structure with an average particle size of(76.8±0.9)nm and a ζ potential of(9.2±0.1)mV.The nanoparticles effectively encapsulated siSphK1,protecting it from RNase degra-dation,and demonstrated excellent NIR responsiveness with a photothermal conversion efficiency of 39.7%.After 10 h of 808 nm laser irradiation,siRNA cumulative release was significantly higher at pH 5.5 compared with pH 7.4.In A549 cells,the nanoparticles efficiently delivered siSphK1 under NIR irradiation,significantly down-regulated SphK1 gene ex-pression,inhibited cell proliferation,induced apoptosis,and increased intracellular ROS levels.CONCLUSION:The ZIF-8@ICG@siSphK1 nanoparticles effectively induce cytotoxic effects against A549 cells through gene silencing and pho-tothermal therapy.

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