1.The Potential and Challenges of Temporal Interference Stimulation in Chronic Pain Management
Hao-Qing DUAN ; Yu-Qi GOU ; Ya-Wen LI ; Li HU ; Xue-Jing LÜ
Progress in Biochemistry and Biophysics 2026;53(2):369-387
Chronic pain is a complex condition shaped by long-standing alterations in both physiological and psychological processes. Rather than representing a simple continuation of acute nociceptive signaling, chronic pain is increasingly understood as the outcome of progressive dysregulation within distributed neural systems that govern sensation, affect, motivation, and cognitive control. Neuroimaging and electrophysiological studies indicate that this state is accompanied by extensive plastic changes in deep brain structures and large-scale networks. Beyond well-described central sensitization processes, chronic pain is characterized by disrupted oscillatory rhythms and altered connectivity within large-scale brain networks, including thalamo-cortical circuits and prefrontal-limbic-reward networks. These findings support a conceptual shift from viewing chronic pain as a focal, lesion-driven phenomenon toward recognizing it as a disorder of distributed network pathology. Pharmacological treatments remain central to clinical practice, yet their long-term efficacy is often limited and frequently accompanied by substantial side effects. The ongoing concerns about opioid-related risks and the inadequate therapeutic response in a subset of patients highlight the need for safe, non-pharmacological approaches that can address not only pain but also comorbid disturbances in mood, sleep, and social functioning. Neuromodulation provides a promising path toward mechanism-based and non-pharmacological management of chronic pain by employing physical or chemical stimulation to alter the excitability and synchrony of specific neural populations within central, peripheral, and autonomic systems. While invasive deep brain stimulation demonstrates that targeting deep brain structures can be effective, its clinical application is restricted by surgical risks and cost, highlighting the importance of non-invasive techniques capable of reaching deep targets. Current non-invasive approaches, such as transcranial electric stimulation, are constrained by limited penetration depth and insufficient spatial precision. These limitations hinder reliable engagement of deep regions implicated in pain, including the thalamus and nucleus accumbens, and tend to produce broad, non-specific modulation of cross-network oscillatory activity. Temporal interference (TI) stimulation has emerged as a means of overcoming these obstacles. By delivering interacting high-frequency currents that generate a low-frequency envelope within the head, TI enables focal stimulation of deep targets while minimizing superficial current delivery. Recent multiscale modeling and animal studies indicate that TI exploits the nonlinear rectification properties of neuronal membranes in response to high-frequency carriers, as well as their phase-locked responses to low-frequency envelopes, to generate “peak-focused” electric fields in deep regions under relatively low superficial current loads. Moreover, TI appears to exhibit potential advantages in terms of cell-type selectivity and rhythm-specific engagement, including differential responses across neuronal subtypes and distinct coupling to θ-, β-, and γ-band oscillations. These features suggest a promising avenue for correcting abnormal rhythms and network dynamics that contribute to chronic pain. This review summarizes current knowledge of the neural mechanisms underlying chronic pain and recent advances in TI research. It examines functional disturbances across key pain-related regions and networks, outlines the principles and technical characteristics of TI, and discusses potential deep-brain targets and stimulation strategies relevant to chronic pain. Evidence to date indicates that TI, with its non-invasiveness, tolerability, and capacity for precise deep brain modulation, holds great promise for the management of treatment-resistant chronic pain and may evolve into a new generation of precise and efficient non-pharmacological analgesic strategies.
2.The Potential and Challenges of Temporal Interference Stimulation in Chronic Pain Management
Hao-Qing DUAN ; Yu-Qi GOU ; Ya-Wen LI ; Li HU ; Xue-Jing LÜ
Progress in Biochemistry and Biophysics 2026;53(2):369-387
Chronic pain is a complex condition shaped by long-standing alterations in both physiological and psychological processes. Rather than representing a simple continuation of acute nociceptive signaling, chronic pain is increasingly understood as the outcome of progressive dysregulation within distributed neural systems that govern sensation, affect, motivation, and cognitive control. Neuroimaging and electrophysiological studies indicate that this state is accompanied by extensive plastic changes in deep brain structures and large-scale networks. Beyond well-described central sensitization processes, chronic pain is characterized by disrupted oscillatory rhythms and altered connectivity within large-scale brain networks, including thalamo-cortical circuits and prefrontal-limbic-reward networks. These findings support a conceptual shift from viewing chronic pain as a focal, lesion-driven phenomenon toward recognizing it as a disorder of distributed network pathology. Pharmacological treatments remain central to clinical practice, yet their long-term efficacy is often limited and frequently accompanied by substantial side effects. The ongoing concerns about opioid-related risks and the inadequate therapeutic response in a subset of patients highlight the need for safe, non-pharmacological approaches that can address not only pain but also comorbid disturbances in mood, sleep, and social functioning. Neuromodulation provides a promising path toward mechanism-based and non-pharmacological management of chronic pain by employing physical or chemical stimulation to alter the excitability and synchrony of specific neural populations within central, peripheral, and autonomic systems. While invasive deep brain stimulation demonstrates that targeting deep brain structures can be effective, its clinical application is restricted by surgical risks and cost, highlighting the importance of non-invasive techniques capable of reaching deep targets. Current non-invasive approaches, such as transcranial electric stimulation, are constrained by limited penetration depth and insufficient spatial precision. These limitations hinder reliable engagement of deep regions implicated in pain, including the thalamus and nucleus accumbens, and tend to produce broad, non-specific modulation of cross-network oscillatory activity. Temporal interference (TI) stimulation has emerged as a means of overcoming these obstacles. By delivering interacting high-frequency currents that generate a low-frequency envelope within the head, TI enables focal stimulation of deep targets while minimizing superficial current delivery. Recent multiscale modeling and animal studies indicate that TI exploits the nonlinear rectification properties of neuronal membranes in response to high-frequency carriers, as well as their phase-locked responses to low-frequency envelopes, to generate “peak-focused” electric fields in deep regions under relatively low superficial current loads. Moreover, TI appears to exhibit potential advantages in terms of cell-type selectivity and rhythm-specific engagement, including differential responses across neuronal subtypes and distinct coupling to θ-, β-, and γ-band oscillations. These features suggest a promising avenue for correcting abnormal rhythms and network dynamics that contribute to chronic pain. This review summarizes current knowledge of the neural mechanisms underlying chronic pain and recent advances in TI research. It examines functional disturbances across key pain-related regions and networks, outlines the principles and technical characteristics of TI, and discusses potential deep-brain targets and stimulation strategies relevant to chronic pain. Evidence to date indicates that TI, with its non-invasiveness, tolerability, and capacity for precise deep brain modulation, holds great promise for the management of treatment-resistant chronic pain and may evolve into a new generation of precise and efficient non-pharmacological analgesic strategies.
3.Primary Cilium-mediated Mechano-metabolic Coupling: Cross-system Homeostatic Regulation of The Nervous, Bone, Vascular, and Renal Systems
Liang-Chen DUAN ; Hao-Liang HU ; Shu-Zhi WANG ; Jia-Long YAN ; Lin-Xi CHEN
Progress in Biochemistry and Biophysics 2026;53(3):577-592
Primary cilia—those solitary, microtubule-based projections extending from the surface of most eukaryotic cells—are increasingly recognized not merely as cellular appendages, but as sophisticated signaling hubs. By compartmentalizing specific receptors (e.g., GPCRs) and effectors within a microdomain guarded by the transition zone, these organelles function effectively as high-gain sensors capable of integrating mechanical stimuli with metabolic cues. In this review, we examine the pivotal role of primary cilia across the nervous, bone-vascular, and renal landscapes, arguing for a unified “mechano-metabolic coupling” framework. Here, conserved ciliary modules are not static; rather, they are differentially deployed to uphold systemic homeostasis. Within the central nervous system, we position primary cilia as upstream integrators. We highlight how hypothalamic neuronal cilia concentrate metabolic receptors, such as the melanocortin 4 receptor (MC4R), to interpret energy status. Moreover, the recent identification of serotonergic “axon-cilium synapses” points to a direct mode of neurotransmission, wherein 5-HT6 receptors drive nuclear signaling and chromatin accessibility to rapidly modulate gene expression. Through these mechanisms, central cilia modulate sympathetic tone and neuroendocrine output, effectively establishing the mechanical and metabolic “boundary conditions” under which peripheral organs operate. Dysfunction in these central hubs is linked to obesity and neurodevelopmental disorders, including Bardet-Biedl syndrome. In peripheral tissues, cilia serve as versatile mechanotransducers that convert physical forces into biochemical responses. Regarding the bone-vascular system, we discuss the translation of mechanical loads and fluid shear stress into structural remodeling. In osteoblasts, specifically, ciliary integrity is intrinsically linked to cholesterol and glucose metabolism, fine-tuning the balance between Hedgehog and Wnt/β-catenin signaling to govern osteogenesis and bone repair. A similar dynamic exists in the vasculature, where endothelial cilia sense shear stress to modulate KLF4 expression and endothelial-to-mesenchymal transition—processes critical for valvulogenesis and vascular remodeling. Meanwhile, in the kidney, tubular cilia act as terminal effectors within a “shear-cilia-metabolism” axis. Here, fluid shear stress engages ciliary signaling to trigger AMPK-mediated lipophagy and mitochondrial biogenesis, thereby securing the ATP supply required for solute transport. Notably, dysregulation of this axis leads to metabolic reprogramming and aberrant proliferation, acting as a hallmark driver of cystogenesis in polycystic kidney disease (PKD). Crucially, this review attempts to dissect the often-conflated logic of cross-system integration by distinguishing 3 non-equivalent pathways: direct communication via ciliary extracellular vesicles, though this remains largely hypothetical in long-range signaling; “physiology-mediated cascades”, where ciliary dysfunction in a single organ—such as the kidney—precipitates systemic pathology through hemodynamic and metabolic shifts (e.g., altered blood pressure, fluid volume, or uremic toxins); and “parallel molecular defects”, where shared genetic mutations in ubiquitous components like the IFT machinery cause simultaneous, independent failures across multiple organ systems. Building on these distinctions, we propose a nested-loop model that links central set-points with peripheral feedback via physiological variables. Furthermore, we construct a “causality-to-translation” roadmap that pinpoints structural repair (e.g., targeting IFT assembly) and metabolic rescue (e.g., AMPK activation or autophagy induction) as promising therapeutic avenues. Ultimately, this framework provides a theoretical basis for deciphering the shared pathological mechanisms of multisystem ciliopathies, offering a strategic guide for the development of targeted interventions that go beyond symptomatic treatment.
4.Effect of Simiaowan on Promoting Ileal Uric Acid Excretion by Modulating Gut Microbiota to Improve Intestinal Barrier Function and Upregulate ABCG2 Expression in Rats
Yuan ZHANG ; Zhongyou ZHANG ; Huilin FENG ; Lian DUAN ; Lingchun WANG ; Hao DAI
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(1):101-112
ObjectiveTo investigate the effects of Simiaowan on intestinal barrier function and adenosine triphosphate (ATP) binding cassette transporter G2 (ABCG2) expression in hyperuricemic (HUA) rats, and elucidate its therapeutic mechanisms. MethodsForty male Sprague Dawley (SD) rats were randomized into a normal group, a model group, low-dose (282.6 mg·kg-1) and high-dose (565.2 mg·kg-1) Simiaowan groups, and a Benzbromarone (4.7 mg·kg-1) group. The HUA model was established via intraperitoneal injection of potassium oxonate (ip) combined with oral gavage of hypoxanthine (ig) for 14 days. Following modeling, treatments were administered for 14 days. Samples were collected and weighed 4 h after final dosing. Blood uric acid and hepatic function were analyzed. Histopathological changes were evaluated by hematoxylin-eosin (HE) staining, and Chiu's scoring was conducted. Enzyme-linked immunosorbent assay (ELISA) quantified tumor necrosis factor-α (TNF-α), interleukin-6 (IL-6), interleukin-1β (IL-1β), lipopolysaccharide (LPS), diamine oxidase (DAO), and D-lactic acid (D-LA) levels. Real-time polymerase chain reaction (Real-time PCR), Western blot, and immunohistochemistry assessed the expression of Claudin-1, Occludin, occludens-1 (ZO-1), and ABCG2 mRNAs and proteins. 16S rDNA amplicon sequencing characterized ileal microbiota. ResultsCompared with the normal group, the model group exhibited epithelial shedding in the ileal villus, structural disruption, infiltration of extensive inflammatory cells, and significantly elevated Chiu's scores (P<0.01). The DAO, TNF-α, IL-6, IL-1β, LPS, and D-LA levels in the ileum were markedly increased (P<0.01), while mRNA and protein expressions of Claudin 1, Occludin, ZO-1, and ABCG2, as well as positive staining area and proportion, were significantly reduced (P<0.01). Compared with the model group, the Simiaowan groups at all doses showed improved epithelial damage in the ileal villus, significantly lowered Chiu's scores (P<0.01), significantly reduced DAO, TNF-α, IL-6, IL-1β, LPS, and D-LA levels in the ileum (P<0.01), and upregulated mRNA and protein expressions of Claudin 1, Occludin, ZO-1, and ABCG2, as well as positive staining area and proportion (P<0.01). The 16S rDNA results showed that in the model group, the α-diversity index of the ileal microbiota was increased, and species diversity and richness were enhanced, with microbiota dysfunction observed. The community structure of the gut microbiota was significantly different from that of the normal microbiota. The abundance of probiotics was decreased, and the abundance of pathogenic bacteria was increased, with butyrate-producing bacteria showing a low abundance. In contrast, Simiaowan at all doses reduced species diversity and richness, regulated microbiota dysfunction, and promoted the shift of the structure of the gut microbiota community towards a normal one. This increased the abundance of beneficial bacteria, decreased the abundance of harmful bacteria, and restored the abundance of butyrate-producing bacteria. ConclusionSimiaowan enhances ileal uric acid excretion and further alleviates HUA by modulating the gut microbiota composition to improve the intestinal barrier and upregulate the expression of the urate transporter ABCG2 in HUA rats.
5.Clinical Efficacy of Tangning Tongluo Tablets for Nonproliferative Diabetic Retinopathy
Fuwen ZHANG ; Junguo DUAN ; Wen XIA ; Tiantian SUN ; Yuheng SHI ; Shicui MEI ; Xiangxia LUO ; Xing LI ; Yujie PAN ; Yong DENG ; Chuanlian RAN ; Hao CHEN ; Li PEI ; Shuyu YANG
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(3):132-139
ObjectiveTo observe the clinical efficacy and safety of Tangning Tongluo tablets in the treatment of nonproliferative diabetic retinopathy (DR). MethodsFourteen research centers participated in this study, which spanned a time interval from September 2021 to May 2023. A total of 240 patients with nonproliferative DR were included and randomly assigned into an observation group (120 cases) and a control group (120 cases). The observation group was treated with Tangning Tongluo tablets, and the control group with calcium dobesilate capsules. Both groups were treated for 24 consecutive weeks. The vision, DR progression rate, retinal microhemangioma, hemorrhage area, exudation area, glycosylated hemoglobin (HbA1c) level, and TCM syndrome score were assessed before and after treatment, and the safety was observed. ResultsThe vision changed in both groups after treatment (P<0.05), and the observation group showed higher best corrected visual acuity (BCVA) than the control group (P<0.05). The DR progression was slow with similar rates in the two groups. The fundus hemorrhage area and exudation area did not change significantly after treatment in both groups, while the observation group outperformed the control group in reducing the fundus hemorrhage area and exudation area. There was no significant difference in the number of microhemangiomas between the two groups before treatment. After treatment, the number of microhemangiomas decreased in both the observation group (Z=-1.437, P<0.05) and the control group (Z=-2.238, P<0.05), and it showed no significant difference between the two groups. As the treatment time prolonged, the number of microhemangiomas gradually decreased in both groups. There was no significant difference in the HbA1c level between the two groups before treatment. After treatment, the decline in the HbA1c level showed no significant difference between the two groups. The TCM syndrome score did not have a statistically significant difference between the two groups before treatment. After treatment, neither the TCM syndrome score nor the response rate had significant difference between the two groups. With the extension of the treatment time, both groups showed amelioration of TCM syndrome compared with the baseline. ConclusionTangning Tongluo tablets are safe and effective in the treatment of nonproliferative DR, being capable of improving vision and reducing hemorrhage and exudation in the fundus.
6.Influence of Oatp4c1-P-gp transmembrane transport system in the kidneys of obese mice on the pharmacokinetics of digoxin
Jing-wen MEN ; Lu SUN ; Hao-ran YUE ; Zhao-yue DUAN ; Hui-nan HOU ; Ting GUI ; Jun-hong XIN ; Zhi-bo GAI
Chinese Pharmacological Bulletin 2025;41(7):1318-1324
Aim To investigate the expression of or-ganic anion transporting polypeptide 4C1(Oatp4c1)-P-glycoprotein(P-gp)in the kidneys of obese mice in-duced by high-fat diet(HFD),and its impact on the pharmacokinetic changes of digoxin.Methods C57BL/6 mice were randomly divided into the Chow group and the HFD group.Body weight and blood glu-cose were recorded weekly.After successful model es-tablishment,digoxin was intraperitoneally injected,and blood was collected at different time points.Part of the blood samples was used for LC-MS/MS detection,and the other part was used for the detection of other bio-chemical indicators.After 16 weeks,the organs were removed and weighed.HE and immunohistochemical staining was used to observe the renal pathology and the expression of Villin,a marker of proximal tubules.Western blot and qPCR were combined to detect the expression of Villin,Oatp4c1 and P-gp.Results In the HFD group,body weight and blood glucose in-creased significantly.The blood concentration of digox-in rose,the area under the curve increased,and the half-life was prolonged.The proximal tubular epithelial cells shed,and the protein expression of Villin,Oatp4c1 and P-gp decreased significantly.Conclu-sions The down-regulation of Oatp4c1-P-gp expres-sion in the kidneys of HFD mice leads to an increase in the blood concentration of digoxin and a decrease in re-nal clearance.
7.The application of modified pancreatic duct stone classification in chronic pancreatitis
Xue YANG ; Wanxing DUAN ; Shuai WU ; Jinpeng ZHAO ; Wanzhen WEI ; Qingyong MA ; Hao SUN ; Zheng WU ; Zheng WANG
Chinese Journal of Digestive Surgery 2025;24(5):591-598
Chronic pancreatitis is a chronic inflammatory disease characterized by progre-ssive fibrosis of pancreatic tissue. Its pathological features primarily include parenchymal fibrosis, intraductal stone formation or calcification deposits, as well as segmental stenosis and dilation of the pancreatic duct. Prolonged chronic inflammatory stimulation not only leads to progressive pancreatic dysfunction but may also trigger the formation of pancreatic pseudocysts and even malignant transformation. In the comprehensive treatment of chronic pancreatitis, the core clinical goals are the removal of pancreatic duct stones, restoration of unobstructed pancreatic duct drainage, and preservation of residual pancreatic function. Traditional treatment strategies have been based on the principle of progressive intervention and early surgical management. In recent years, with advancements in extracorporeal shock wave lithotripsy, the application of new techniques such as endoscopic retrograde cholangiopancreatography combined with laser lithotripsy under direct cholan-gioscopic visualization, and improvements in pancreas-preserving surgical approaches, the debate over the superiority of progressive intervention versus early surgical treatment has intensified. Against this backdrop, the treatment mode of Xi′an Jiaotong University Pancreatic Disease Center (hereinafter referred to as "Western Pancreas") has emerged, emphasizing a personalized, multimodal treatment strategy based on different types of pancreatic duct stones. The treatment mode of "Western Pancreas" integrates lithotripsy, endoscopic treatment, and surgical interventions to optimize patient outcomes. By conducting a comprehensive analysis of domestic and international pancreatic duct stone classi-fication systems and drawing from our team′s clinical experience in managing over a thousand cases of chronic pancreatitis, the authors have further refined and proposed a classification system for pancreatic duct stones under the treatment mode of "Western Pancreas". This refinement aims to enhance the overall diagnostic and therapeutic standards for chronic pancreatitis.
8.MR 3D-T1WI and T2WI radiomics for diagnosing early and middle stage Parkinson disease
Lu HAO ; Yi DUAN ; Minghui ZHU ; Xiao ZHU ; KALIBUNUER·MAHEMUTI ; Yangtai GUAN
Chinese Journal of Interventional Imaging and Therapy 2025;22(8):512-515
Objective To observe the value of MR 3D-T1WI and T2WI radiomics for diagnosing early and middle stage Parkinson disease(PD).Methods A total of 96 patients with early or middle stage PD(Hoehn-Yahr[H-Y]stage≤2.5)and 96 matched healthy adults were retrospectively collected and divided into training set(n=135,including 67 cases of PD and 68 healthy adults)and validation set(n=57,including 28 cases of PD and 29 healthy adults)at the ratio of 7∶3.The optimal radiomics features of left red nucleus(LRN),right red nucleus(RRN),left substantia nigra(LSN)and right substantia nigra(RSN)were extracted and screened from cranial 3D-T1WI and T2WI in training set.Then radiomics models of single MR sequence and combined MR sequences were constructed,respectively,the radiomics scores(Radscore)were obtained,the diagnostic efficacy of each model for diagnosing early and middle stage PD was validated using validation set,and the correlations of Radscore of each model and clinical scale scores of PD patients were analyzed.Results Based on LRN,RRN,LSN and RSN on 3D-T1WI and T2WI,15,14,11 and 14,and 15,12,14 and 12 optimal radiomics features were obtained,respectively.Then models of single sequence,including LRN3D-T1W,I RRN3D-T1W,I LSN3D-T1W,I RSN3D-T1W,I LRNT2W,I RRNT2W,I LSNT2WI and RSNT2W,I as well as models of combined sequences,including LRN3D-T1WI+T2WI,RRN3D-T1WI+T2WI,LSN3D-T1WI+T2WI and RSN3D-T1WI+T2WI were constructed.The AUC of models in training and validation sets based on 3D-T1WI were 0.75-0.86,of models based on T2WI in training and validation sets were 0.82-0.90,while of combined models were 0.85-0.93.The Radscore of LRN3D-T1WI model in PD patients was negatively correlated with Hamilton depression scale(HAMD)and Hamilton anxiety scale(HAMA)scores(rs=-0.255,-0.242,P=0.011,0.016),while of RSNT2WI model was negatively correlated with HAMD score(rs=-0.254,P=0.010).Conclusion 3D-T1WI and T2WI radiomics could be used to diagnose early and middle stage PD.
9.A multicenter study evaluating the efficacy of bronchial artery chemoembolization combined with anlotinib for advanced non-small cell lung cancer
Chao LIANG ; Hao LI ; Donglin KUANG ; Daqian HAN ; Jiacheng WANG ; Yanji ZHANG ; Yifan ZHAI ; Mengkun LIU ; Huibin LU ; Dechao JIAO ; Jianzhuang REN ; Shenghai LIANG ; Chenguang PANG ; Shiqi ZHOU ; Yanliang LI ; Xinwei HAN ; Yong WANG ; Xuhua DUAN
Chinese Journal of Radiology 2025;59(11):1293-1301
Objective:To compare the clinical efficacy and safety of bronchial artery chemoembolization (BACE) combined with anlotinib (BACE+A) versus BACE alone in patients with stage III-IV non-small cell lung cancer (NSCLC).Methods:A total of 94 patients with advanced NSCLC treated at six interventional centers between November 2020 and November 2021 were retrospectively enrolled. Patients were divided into the BACE+A group ( n=46) and the BACE alone group ( n=48) based on treatment regimen. Baseline and perioperative clinical data were collected and compared between the two groups. Treatment response was evaluated using the modified Response Evaluation Criteria in Solid Tumors (mRECIST) at 1, 6, and 12 months after the first BACE procedure. Objective response rate (ORR), disease control rate (DCR), progression-free survival (PFS), overall survival (OS), and treatment-related adverse events (AEs) were recorded. Kaplan-Meier survival curves were plotted to compare median OS and PFS between groups. Cox proportional hazards regression analysis was used to identify factors influencing OS and PFS. Results:The Kaplan-Meier analysis showed that the median OS was significantly longer in the BACE+A group (18.8 months, 95% CI 16.3-21.3) than in the BACE group (13.4 months, 95% CI 11.6-15.2) ( P=0.001). The median PFS was also significantly longer in the BACE+A group (9.0 months, 95% CI 7.3-10.7) compared to the BACE group (6.1 months, 95% CI 4.9-7.3) ( P=0.001). At 6 and 12 months post-first BACE, the ORR (43.5%, 40.0%) and DCR (89.1%, 83.3%) were significantly higher in the BACE+A group than in the BACE group (ORR: 20.8%, 14.8%; DCR: 66.7%, 59.3%) (all P<0.05). Multivariate Cox regression identified treatment with BACE+A ( HR=0.42, 95% CI 0.27-0.72, P=0.002), tumor stage ( HR=1.80, 95% CI 1.05-3.07, P=0.031), presence of pre-existing complications requiring intervention ( HR=2.72, 95% CI 1.65-4.50, P<0.001), and >2 BACE procedures ( HR=0.32, 95% CI 0.15-0.68, P=0.003) as independent factors influencing OS. Treatment with BACE+A ( HR=0.49, 95% CI 0.32-0.76, P=0.001), tumor stage ( HR=1.72, 95% CI 1.07-2.77, P=0.025), multi-arterial tumor blood supply ( HR=2.76, 95% CI 1.76-4.31, P<0.001), and>2 BACE procedures ( HR=0.40, 95% CI 0.22-0.71, P=0.002) were independent factors influencing PFS. There was no significant difference in BACE-related adverse events between the two groups (all P>0.05). Hypertension, fatigue, hand-foot syndrome, and anorexia were common anlotinib-specific adverse reactions in the combination group, but no grade 4 or higher adverse reactions were observed. Conclusions:BACE combined with anlotinib demonstrates superior efficacy compared to BACE alone in treating advanced NSCLC, significantly prolonging OS and PFS. The safety profile is manageable, with adverse events remaining within tolerable limits.
10.Safety and efficacy analysis of TACE combined with donafenib and PD-1 inhibitors in the treatment of unresectable hepatocellular carcinoma
Daqian HAN ; Wenze XU ; Chao LIANG ; Hao LI ; Shuguang JU ; Manzhou WANG ; Jiacheng WANG ; Yang-yang NIU ; Xinwei HAN ; Jianzhuang REN ; Xuhua DUAN
Chinese Journal of Hepatobiliary Surgery 2025;31(7):503-509
Objective:To compare the safety and efficacy of transarterial chemoembolization (TACE) combined with donafenib and programmed death protein 1 (PD-1) inhibitors and TACE combined with donafenib in the treatment of unresectable hepatocellular carcinoma (uHCC).Methods:Clinical data of 148 patients with uHCC treated at the First Affiliated Hospital of Zhengzhou University from December 2021 to December 2022 were retrospectively analyzed, including 127 males and 21 females, aged (56.6±9.9) years. Patients were divided into two groups: the TACE combined with donafenib and PD-1 inhibitors group (TACE+ DP, n=73) and TACE combined with single donafenib (TACE+ D, n=75). The overall survival (OS), progression-free survival (PFS), objective response rate (ORR), disease control rate (DCR), and the occurrence of treatment-related adverse events (TRAEs) of the two groups of patients were observed. Kaplan-Meier analysis was used for survival assessment, and the log-rank test was used for comparison. The related factors affecting the prognosis of patients were indentified and analyzed. Results:The median PFS of patients in the TACE+ D group and the TACE+ DP group were 7.2 months (95% CI: 5.7-8.3 months) and 10.5months (95% CI: 8.9-11.3 months), respectively. The median OS was 13.2 months (95% CI: 12.3-13.7 months) and 16.9 months (95% CI: 15.1-19.8 months), respectively. All these differences were statistically significant ( χ2=17.81, 26.92, respectively, both P<0.001). The ORR and DCR of TACE+ DP group were both higher than those in TACE+ D group [53.4% (39/73) vs 36.0% (27/75), χ2=4.55, P=0.031; and 90.4% (66/73) vs 77.3% (58/75), χ2=4.66, P=0.044]. No grade 4 or above adverse events occurred in either the TACE+ DP or the TACE+ D group. The most common treatment-related adverse events in TACE+ D and TACE+ DP group were hand-foot syndrome [46.7% (35/75) vs 49.3% (36/73)], hypertension [26.7% (20/75) vs 30.1% (22/73)], fatigue [22.7% (17/75) vs 24.7% (18/73)], diarrhea [26.7% (20/75) vs 28.8% (21/73)], and thrombocytopenia [25.3% (19/75) vs 28.8% (21/73)]. There was no significant difference in the incidence and severity of TRAEs between the groups ( χ2=0.08, P=0.774). TACE+ DP treatment was a favorable prognostic factor for PFS ( HR=0.33, 95% CI: 0.22-0.49, P<0.001) and OS ( HR=0.19, 95% CI: 0.11-0.33, P<0.001) of patients. Conclusion:Compared to TACE combined with donafenib, TACE combined with donafenib and PD-1 inhibitors, with good efficacy and safety, significantly improved the treatment response and survival in patients with uHCC.

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