1.Comparative analysis of centrifugal and membrane double plasma molecular adsorption systems combined with low-dose plasma exchange in the treatment of liver failure
Yan HU ; Bangqiang ZHU ; Haijing WANG ; Peng YANG ; Wei XU ; Maohong BIAN ; Junfei ZHANG ; Zhen DA ; Yujie DIAO
Chinese Journal of Blood Transfusion 2026;39(7):859-866
Objective: To investigate the efficacy and safety of centrifugal and membrane double plasma molecular adsorption systems (DPMAS) combined with low-dose plasma exchange in the treatment of liver failure. Methods: A retrospective analysis was performed on 60 patients with liver failure treated in our hospital from April 2024 to June 2025. Based on different plasma separation methods, they were divided into the centrifugal DPMAS group (n=30) and the conventional membrane DPMAS group (n=30). The operational parameters, laboratory indicators, and adverse reactions were compared between the two groups. Results: Under the same plasma volume for adsorption and exchange (P>0.05), the centrifugal group showed lower total circulating blood volume, total blood flow rate, and treatment duration compared to the membrane group [10 794 (9 532, 12 637) vs 19 000 (19 000, 21 000) mL, 60 (60, 65) vs 125 (120, 130) mL/min, 169 (141, 193) vs 207 (183, 210) min, P<0.001]. The centrifugal group also had a lower rate of central venous catheter use [(24/30, 80.00%) vs (30/30, 100.00%), P=0.024] and required more calcium supplementation due to sodium citrate anticoagulation [6 (6, 8) vs 2 (2, 2) g, P<0.001]. No significant changes were observed in WBC, Hb, HCT, and PLT levels before and after treatment with the centrifugal group (P>0.05). There was no statistically significant difference in WBC levels before and after membrane group treatment (P=0.199), but the values of Hb, HCT, and PLT showed significant decreases post-treatment compared to pre-treatment [106.50 (102.75, 126.75) vs 123.00 (109.75, 132.00) g/L, 33.20 (29.90, 34.92) vs 34.85 (31.55, 37.52)%, 85.00 (43.25, 139.50) vs 93.00 (61.50, 145.00)×10
/L, P<0.05]. There was no significant difference in coagulation function indexes before and after treatment with centrifugal group (P>0.05). The membrane group showed reduction in fibrinogen (Fib) levels post-treatment [1.50 (1.20, 1.60) vs 1.60 (1.25, 1.80) g/L, P=0.033]. Both groups demonstrated significant decreases in total bilirubin (TBil) and direct bilirubin (DBil) levels after treatment (centrifugal group: 194.70 (107.50, 276.00) vs 239.15 (173.00, 304.17) μmol/L, 101.00 (64.00, 182.30) vs 157.00 (101.00, 195.00) μmol/L; membrane group: 211.50 (118.00, 240.00) vs 263.50 (204.75, 314.00) μmol/L, 188.00 (122.75, 232.25) vs 219.00 (178.50, 267.25) μmol/L, P<0.05]. The incidence of catheter-related complications was lower in the centrifugal group [(2/30, 6.67%) vs (8/30, 26.67%), P=0.038]. Conclusion: The centrifugal DPMAS system demonstrates advantages such as lower blood flow velocity requirements, shorter treatment duration, minimal impact on platelets, and reduced adverse event rates, indicating promising clinical applications.
2.Core signaling axes of TGF-β-mediated scleral remodeling and their significance in myopia progression
International Eye Science 2026;26(7):1228-1233
Myopia is a globally prevalent refractive eye disease, with abnormal axial elongation as its core structural feature, and scleral remodeling is the key terminal event driving axial elongation. Transforming growth factor-β(TGF-β), as a core cytokine regulating tissue remodeling, modulates the phenotype of scleral fibroblasts, extracellular matrix(ECM)metabolism, and tissue mechanical properties through a multi-signaling axis network, thereby playing a crucial role in myopic scleral remodeling. This article systematically summarizes the core signaling mechanisms of TGF-β-mediated scleral remodeling. As a core driver, TGF-β synergistically promotes scleral remodeling at both transcriptional regulatory and cellular mechanical levels through its two downstream core signaling axes, namely Smad and Rho/ROCK. Bone morphogenetic protein(BMP), an important member of the TGF-β superfamily and a key negative regulator of the core signaling axes, maintains scleral homeostasis by antagonizing the TGF-β/Smad signaling. Additionally, the TGF-β core signaling axes may crosstalk with pathways such as Wnt/β-catenin and PI3K/Akt. This article clarifies the core significance of the TGF-β-mediated signaling axis network in the progression of myopia, provides a systematic framework for understanding the molecular mechanisms of myopic scleral remodeling, and identifies research gaps in areas such as crosstalk molecules among signaling axes, stage-specific functions, and clinical translation. It also offers novel insights for the precise prevention, control, and targeted treatment of myopia.
3.Fluid Suppression Techniques Combined With Amide Proton Transfer-Weighted Imaging for the Evaluation of Adult-Type Diffuse Gliomas
Hongquan ZHU ; Yuanhao LI ; Yujie DING ; Yufei LIU ; Nanxi SHEN ; Yan XIE ; Su YAN ; Dong LIU ; Xiaoxiao ZHANG ; Li LI ; Wenzhen ZHU
Korean Journal of Radiology 2026;27(3):252-263
Objective:
To evaluate the diagnostic potential of fluid suppression (FS) techniques combined with amide proton transferweighted imaging (APTw) for assessment of isocitrate dehydrogenase (IDH) mutation status, glioma subtypes, and tumor proliferation.
Materials and Methods:
This retrospective study included 117 patients with adult-type diffuse gliomas. Conventional APTw, FSAPTw, and spillover-corrected FS-APTw (SCFS-APTw) metrics were calculated from 3T MRI data in tumor parenchyma, necrotic or cystic regions, and contralateral normal-appearing white matter. APTw signals were compared across the three techniques within each region, between IDH-mutant and IDH-wildtype gliomas, and among astrocytoma, oligodendroglioma, and glioblastoma subtypes. Diagnostic performance for distinguishing IDH mutation status and glioma subtypes was assessed using receiver operating characteristic (ROC) analysis. Correlations between APTw metrics and Ki-67 expression were also analyzed.
Results:
Both FS-APTw and SCFS-APTw significantly reduced signal intensity in tumor parenchyma and necrotic or cystic regions, with SCFS-APTw demonstrating a stronger suppression effect. IDH-wildtype gliomas showed significantly higher APTw metrics than IDH-mutant gliomas (all P < 0.001). Glioblastomas exhibited significantly higher metrics than oligodendrogliomas (all corrected P ≤ 0.015) and astrocytomas (all corrected P < 0.001). SCFS-APTw achieved the highest area under the ROC curve (AUC) of 0.846 for identification of IDH mutation status. For differentiation between astrocytomas and glioblastomas, the 90th percentile of APTw yielded the highest AUC (0.860), followed by SCFS-APTw (0.849). For discrimination between oligodendrogliomas and glioblastomas, the highest AUC (0.832) was obtained using the 90th percentile of SCFS-APTw. None of these metrics successfully differentiated oligodendrogliomas from astrocytomas. SCFS-APTw demonstrated the strongest correlation with Ki-67 expression (r = 0.451).
Conclusion
FS techniques effectively reduce elevated APTw signals originating from fluid compartments. Their combination with APTw imaging enables evaluation of IDH mutation status, glioma subtypes, and tumor proliferative activity in adulttype diffuse gliomas.
4.Exploring Pathogenesis and Treatment of Gastric Cancer Metastasis Based on Blood Harmonizing Method
Zhongbo ZHU ; Wenying YANG ; Fangni LI ; Yujie YANG ; Jungang DONG ; Xiping LIU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(20):63-73
Metastasis in gastric cancer is a key factor contributing to poor prognosis. Its pathogenesis is complex, characterized by a combination of underlying deficiency and superficial excess, cold and heat in complexity, and stagnation in collateral Conventional aggressive treatment methods tend to exacerbate the depletion of healthy Qi and Zang-Fu organ dysfunctions. The harmonizing method in traditional Chinese medicine (TCM) emphasizes holistic regulation and reinforcing healthy Qi while expelling pathogenic factors. The blood harmonizing method is grounded in the core TCM theory of blood vessel transmission and Zang-Fu organ accumulation of cancerous toxins. It closely addresses the essence of metastasis-where cancerous toxins spread through the bloodstream and accumulate in the collaterals-thereby providing a unique and feasible diagnostic and therapeutic approach for clinical intervention in gastric cancer metastasis. This paper systematically reviews relevant TCM theories such as transmission and Zang-Fu organ accumulation of cancerous toxins and accumulation-gathering and provides an in-depth explanation of the core pathogenesis of gastric cancer metastasis. Specifically, cancerous toxins circulate throughout the body via the blood vessels and accumulate in the collaterals of target organs such as the liver, peritoneum, lymph nodes, and lungs. The occurrence and development of this process are consistently centered on the key mechanism of disharmony in blood-related syndromes. On this basis, the paper explicitly proposes three major therapeutic approaches centered on harmonizing the blood. The first is harmonizing the blood to restore ascending and descending functions, thereby invigorating the spleen and regulating the middle energizer to restore the mediating function of the middle energizer and block the generation of phlegm and blood stasis at the root. The second is harmonizing the blood to balance cold and heat, using pungent herbs to open and bitter herbs to descend to harmonize the Yin-Yang balance and improve the homeostasis of the tumor microenvironment. The third is harmonizing the blood to unblock collaterals and resolve stasis, thereby gradually dissipating stasis and nodules, gently clearing obstructions in the collaterals, and breaking the critical link of collateral stagnation forming masses caused by metastasis. The article further summarizes modern pharmacological research findings on representative formulas such as Banxia Xiexintang, Weichang'an, Yangzheng Sanjie decoction, and Sijunzitang, confirming that they can inhibit the proliferation, invasion, and metastasis of gastric cancer cells, as well as epithelial-mesenchymal transition, through multiple targets and pathways, to regulate angiogenesis and lymphangiogenesis, modulate the immune microenvironment, and induce tumor cell apoptosis and ferroptosis, thereby blocking the metastasis process at multiple levels. This paper discusses the theoretical basis, pathogenetic mechanisms, therapeutic systems, and modern mechanisms of the blood harmonizing method for the diagnosis and treatment of gastric cancer metastasis. It fully embodies the TCM principles of targeting balance, reinforcing healthy Qi without aiding the pathogen, and eliminating the pathogen without harming the healthy Qi, providing a solid theoretical foundation and practical pharmacological references for the prevention and treatment of gastric cancer metastasis with integrated traditional Chinese and Western medicine in clinical practice.
5.Exploring Pathogenesis and Treatment of Gastric Cancer Metastasis Based on Blood Harmonizing Method
Zhongbo ZHU ; Wenying YANG ; Fangni LI ; Yujie YANG ; Jungang DONG ; Xiping LIU
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(20):63-73
Metastasis in gastric cancer is a key factor contributing to poor prognosis. Its pathogenesis is complex, characterized by a combination of underlying deficiency and superficial excess, cold and heat in complexity, and stagnation in collateral Conventional aggressive treatment methods tend to exacerbate the depletion of healthy Qi and Zang-Fu organ dysfunctions. The harmonizing method in traditional Chinese medicine (TCM) emphasizes holistic regulation and reinforcing healthy Qi while expelling pathogenic factors. The blood harmonizing method is grounded in the core TCM theory of blood vessel transmission and Zang-Fu organ accumulation of cancerous toxins. It closely addresses the essence of metastasis-where cancerous toxins spread through the bloodstream and accumulate in the collaterals-thereby providing a unique and feasible diagnostic and therapeutic approach for clinical intervention in gastric cancer metastasis. This paper systematically reviews relevant TCM theories such as transmission and Zang-Fu organ accumulation of cancerous toxins and accumulation-gathering and provides an in-depth explanation of the core pathogenesis of gastric cancer metastasis. Specifically, cancerous toxins circulate throughout the body via the blood vessels and accumulate in the collaterals of target organs such as the liver, peritoneum, lymph nodes, and lungs. The occurrence and development of this process are consistently centered on the key mechanism of disharmony in blood-related syndromes. On this basis, the paper explicitly proposes three major therapeutic approaches centered on harmonizing the blood. The first is harmonizing the blood to restore ascending and descending functions, thereby invigorating the spleen and regulating the middle energizer to restore the mediating function of the middle energizer and block the generation of phlegm and blood stasis at the root. The second is harmonizing the blood to balance cold and heat, using pungent herbs to open and bitter herbs to descend to harmonize the Yin-Yang balance and improve the homeostasis of the tumor microenvironment. The third is harmonizing the blood to unblock collaterals and resolve stasis, thereby gradually dissipating stasis and nodules, gently clearing obstructions in the collaterals, and breaking the critical link of collateral stagnation forming masses caused by metastasis. The article further summarizes modern pharmacological research findings on representative formulas such as Banxia Xiexintang, Weichang'an, Yangzheng Sanjie decoction, and Sijunzitang, confirming that they can inhibit the proliferation, invasion, and metastasis of gastric cancer cells, as well as epithelial-mesenchymal transition, through multiple targets and pathways, to regulate angiogenesis and lymphangiogenesis, modulate the immune microenvironment, and induce tumor cell apoptosis and ferroptosis, thereby blocking the metastasis process at multiple levels. This paper discusses the theoretical basis, pathogenetic mechanisms, therapeutic systems, and modern mechanisms of the blood harmonizing method for the diagnosis and treatment of gastric cancer metastasis. It fully embodies the TCM principles of targeting balance, reinforcing healthy Qi without aiding the pathogen, and eliminating the pathogen without harming the healthy Qi, providing a solid theoretical foundation and practical pharmacological references for the prevention and treatment of gastric cancer metastasis with integrated traditional Chinese and Western medicine in clinical practice.
6.Effect of Yifei Jianpi Prescription on Lipopolysaccharide-induced Lung Immune Inflammatory Response in Rats Based on STAT1/IRF3 Pathway
Hongjuan YANG ; Yaru YANG ; Yujie YANG ; Zhongbo ZHU ; Quan MA ; Yanlin WU ; Hongmei LI ; Xuhui ZHANG ; Xiping LIU
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(1):146-155
ObjectiveTo observe the effect of Yifei Jianpi prescription on the of signal transducer and activator of transcription protein 1 (STAT1)/interferon regulatory factor 3 (IRF3) signaling pathway in a pneumonia model induced by lipopolysaccharide (LPS) and to explore the mechanism of Yifei Jianpi prescription in improving lung immune and inflammatory responses. MethodsSixty male SPF SD rats were used in this study. Ten rats were randomly assigned to the normal control group, and the remaining 50 were instilled with LPS in the trachea to establish a pneumonia model. After successful modeling, the rats were randomly divided into the model group, dexamethasone group (0.5 mg·kg-1), and Yifei Jianpi prescription high-dose (12 mg·kg-1), medium-dose (6 mg·kg-1), and low-dose (3 mg·kg-1) groups, with 10 rats in each group. Treatment was administered once daily, and the normal control and model groups received the same volume of normal saline. After 14 days, flow cytometry was used to detect the classification of whole blood lymphocytes. Enzyme-linked immunosorbent assay (ELISA) was used to measure serum levels of immunoglobulin G (IgG), immunoglobulin A (IgA), immunoglobulin M (IgM), and the content of tumor necrosis factor-α (TNF-α), interleukin-8 (IL-8), interleukin-6 (IL-6), and interleukin-10 (IL-10) in alveolar lavage fluid (BALF). Hematoxylin-eosin (HE) staining was used to observe lung tissue pathology and score the damage. Thymus weight, spleen weight, and wet-to-dry weight ratio (W/D) were recorded. Real-time fluorescence quantitative polymerase chain reaction (Real-time PCR) was used to detect the mRNA expression of STAT1, IRF3, IL-6, and interferon-alpha (IFN-α) in lung tissues, while Western blot was performed to assess the protein expression of STAT1, IRF3, IL-6, and IFN-α. ResultsCompared with the normal control group, the model group showed significantly increased proportion of B lymphocytes in peripheral blood, decreased proportions of NK cells and CD4+/CD8+ (P<0.05, P<0.01), decreased serum levels of IgG and IgA, significantly increased IgM levels (P<0.01), significantly elevated content of TNF-α, IL-6, and IL-8 in BALF, and significantly decreased IL-10 levels (P<0.01). Lung tissue damage was evident, with significant increases in thymus and spleen weights and a higher W/D ratio (P<0.01). The mRNA and protein expression of STAT1, IRF3, IFN-α, and IL-6 in lung tissues was significantly upregulated (P<0.05,P<0.01). Compared with the model group, the Yifei Jianpi prescription groups showed significantly reduced proportions of B lymphocytes in peripheral blood, increased proportions of NK cells and CD4+/CD8+ ratios (P<0.05, P<0.01), significantly increased serum levels of IgG and IgA, significantly decreased IgM levels (P<0.05, P<0.01), significantly reduced levels of TNF-α, IL-6, and IL-8 in BALF, and significantly increased IL-10 levels (P<0.01). Lung tissue damage was alleviated, thymus and spleen weights were significantly reduced, and the W/D ratio was markedly decreased (P<0.01). The mRNA and protein expression of STAT1, IRF3, IFN-α, and IL-6 in lung tissues was significantly downregulated (P<0.05, P<0.01). ConclusionYifei Jianpi prescription can alleviate lung tissue damage and improve immune and inflammatory responses in LPS-induced pneumonia rats. The mechanism may be related to the inhibition of STAT1/IRF3 signaling pathway activation.
7.Application of next-generation sequencing technology for the investigation of immunoglobulin variable region characteristics and their prognostic significance in patients with chronic lymphocytic leukemia
Zhen GUO ; Huimin JIN ; Tonglu QIU ; Liying ZHU ; Yujie WU ; Hairong QIU ; Yan WANG ; Yi MIAO ; Hui JIN ; Lei FAN ; Jianyong LI ; Yi XIA ; Chun QIAO
Chinese Journal of Hematology 2025;46(3):261-268
Objective:To elucidate the genomic characteristics of the immunoglobulin (IG) heavy-chain variable region and light-chain variable region, the expression of subclones, and the prognostic significance in patients with CLL.Methods:Blood and/or bone marrow specimens were gathered from a cohort of 36 patients with CLL diagnosed at Jiangsu Province Hospital from December 2018 to May 2023, including 12 cases of B cell receptor (BCR) stereotyped patients. IG heavy-chain (IGH) and light-chain (IG Kappa [IGK] and IG lambda [IGL]) gene rearrangements were performed using next-generation sequencing (NGS) technology to analyze the characteristics and prognostic value in CLL.Results:NGS detection of IG variable region (IGHV) demonstrated a significant correlation and superior consistency with Sanger sequencing ( r=0.957, P < 0.001). Among the 36 patients, the IGH variant (IGHV) was observed in 9 (25.0%) but not in 27 (75.0%) participants. The incidence of the MYD88 mutation was higher among patients with mutated IGHV [1/27 (3.7%) vs 4/9 (44.4%), P=0.00]. A high incidence of trisomy 12 was observed in the IGHV #8/#8B subset [4/11 (36.4%) vs 1/25 (4.0%), P=0.023], which were more likely to develop Richter transformation [8/11 (72.7%) vs 4/25 (16.0%), P=0.002]. In the patient cohort, 36 individuals (36/36, 100.0%) used the IGK variable, whereas 15 individuals (15/36, 41.7%) employed the IGL variable (IGLV). IGLV3 - 21 reported the highest utilization rate in IGLV (5/15, 33.3%). Remarkably, patients with CLL with IGLV3-21 fragments were exclusively observed in the Binet C stage and Rai Phase Ⅲ-Ⅳ, with an incidence of del (13) (q14) at 60.0% (3/5). The median time to first treatment (TTFT) of patients with or without IGLV3 - 21 fragments was 5.2 (1.1 - 41.5) and 9.9 (0.1 - 94.4) months, respectively. Using the total reads threshold of 2.5%, 4 (4/36, 11.1%) samples were detected to have two IGHV productive clones. The median TTFT and overall survival (OS) time were 2.8 (0.9-72.7) and 12.8 months in patients with one mutated clone and 57.5 (32.0-120.7) and 51.8 months in those with two mutated clones, respectively. The median TTFT and OS time were 10.9 (0.3-94.4) and 6.3 (0.1 - 12.5) months in patients with one unmutated clone and 49.9 (22.2 - 211.1) and 30.0 (9.6 - 50.3) months in those with multiple unmutated clones, respectively ( P>0.05) . Conclusions:Detection of IG gene rearrangements using NGS technology not only facilitates the analysis of the IGHV mutation status, dominant clones, and prognostic value but also contributes to the exploration of IGK/IGL gene rearrangement fragments and the utilization of subclones. Further, it provides information about the poor prognosis of IGLV3 - 21 CLL. The shortened survival of the two unmutated clone groups in the IGHV unmutated group may indicate a poor prognosis.
8.Effects of Yifei Jianpi Prescription on Airway Mucus Hypersecretion and Protein Expressions of EGFR/PKC/NF-κB Pathway in Rats with Acute Lung Injury
Yaru YANG ; Yujie YANG ; Zhongbo ZHU ; Xuhui ZHANG ; Xiping LIU ; Hongmei LI ; Shixia LI ; Shixin ZHOU
Chinese Journal of Information on Traditional Chinese Medicine 2025;32(9):83-90
Objective To observe the effects of Yifei Jianpi Prescription on airway mucus hypersecretion and protein expressions of EGFR/PKC/NF-κB pathway in lipopolysaccharide(LPS)-induced acute lung injury(ALI)model rats;To explore its mechanism in the treatment of ALI.Methods Ten of 60 SPF SD rats were randomly selected as blank group,and the other rats were intratracheal instilled with LPS to establish ALI model.The model rats were randomly divided into model group,dexamethasone group and Yifei Jianpi Prescription high-,medium-and low-dosage groups,with 8 rats in each group.Each treatment group was given corresponding drug solution by gavage,and the blank group and model group were given equal volume of normal saline by gavage,once a day for 14 days.The pulmonary functions of rats were measured[peak expiratory flow(PEF),tidal volume(TV),expiratory volume(EV),50%expiratory flow rate(EF50)],HE staining was used to observe the morphology of lung tissue,AB-PAS staining was used to evaluate the proliferation and mucus secretion of goblet cells,the expressions of epidermal growth factor receptor(EGFR),protein kinase C(PKC),nuclear factor-κB(NF-κB)p65 and MUC5AC in lung tissue were detected by immunofluorescence staining,the mRNA expressions of EGFR and MUC5AC in lung tissue were detected by fluorescent quantitative PCR,and the content of MUC5AC in lung tissue was detected by ELISA.Results Compared with the blank group,PEF,TV,EV and EF50 of the model group rats significantly decreased(P<0.01);the bronchial wall was significantly thickened,the lumen narrowed,pulmonary interstitial edema and hyperemia,the thickness of alveolar wall increased,accompanied by a large number of inflammatory cells infiltration,and the lung tissue injury score increased significantly(P<0.01);goblet cells proliferated significantly,mucus secretion increased significantly(P<0.01);the protein expressions of EGFR,PKC,NF-κB p65,MUC5AC and mRNA expressions of EGFR and MUC5AC in lung tissue increased significantly(P<0.01),and the content of MUC5AC in lung tissue increased significantly(P<0.01).Compared with the model group,PEF,TV,EV and EF50 in dexamethasone group and Yifei Jianpi Prescription each dosage groups increased in varying degrees;the pathological injury of lung tissue was alleviated to varying degrees,the score of lung tissue injury was reduced;the proliferation of goblet cells was reduced,and the secretion of mucus was reduced,the expressions of EGFR,PKC,NF-κB p65,MUC5AC protein and EGFR,MUC5AC mRNA in lung tissue decreased,and the content of MUC5AC in lung tissue decreased.There was statistical significance in dexamethasone group and Yifei Jianpi Prescription high-and medium-dosage groups(P<0.01).Conclusion Yifei Jianpi Prescription can inhibit the hypersecretion of airway mucus and the high expression of EGFR/PKC/NF-κB pathway protein in rats with ALI induced by LPS.
9.The regulatory effect of electroacupuncture on interstitial Cajal cells in the bladder in cases of urinary retention after sacral spinal cord injury and its mechanism
Yi ZHU ; Yujie YANG ; Jiabao GUO ; Qinghua SHAO ; Jie CHENG
Chinese Journal of Physical Medicine and Rehabilitation 2025;47(6):487-494
Objective:To observe any effect of electroacupuncture on the urodynamics of rats modeling chronic urinary retention after a sacral cord injury (SCI), and to explore its regulatory effect on interstitial Cajal cells (ICCs) in the bladder and the mechanism.Methods:Seventy-five female Sprague-Dawley rats were randomly divided into a sham operation group, a model group, an electroacupuncture group, an inhibitor group, and an inhibitor plus electroacupuncture group, each of 15. On day 1 of the experiment the sacral spinal cord was completely transected at the level of the 3rd lumbar vertebra in all groups except the sham operation group. In that group the spinous processes and laminae of L 2-4 were exposed but not injured, and then sutured. On day 16, both the inhibitor group and the inhibitor plus electroacupuncture group were given intraperitoneal injections of imatinib mesylate, while the electroacupuncture group and the inhibitor plus electroacupuncture group began 14 consecutive days of electroacupuncture. After the intervention, urodynamic testing was performed on the rats in all five groups, and they were then sacrificed. Hematoxylin-eosin staining was used to observe any morphological changes in the bladder. Transmission electron microscopy was employed to assess the ultrastructure and quantity of ICCs in the bladder. And the gene and protein expression of c-Kit and stem cell factor (SCF) in bladder tissue were detected using polymerase chain reactions and western blotting. Western blotting was also applied to detect the relative expression of c-Kit phosphorylated proteins. Results:Compared with the sham group, the model and inhibitor groups showed significant differences in their urination rates, residual urine volumes, bladder volumes and compliance on the 30th day of the experiment. Compared with the model group, the rats who received electroacupuncture displayed more complete voiding, lower residual urine volume, greater bladder volume and better compliance. Compared with the electroacupuncture group, the urodynamic evaluation of the inhibitor plus electroacupuncture group indicated a significant decrease in urination rate, but a significant increase in residual urine volume, bladder volume and compliance. The SCI modeling had destroyed the morphology of the bladder detrusor muscle and the ultrastructure of the ICCs. And the number of Cajal interstitial cells and the relative expression of c-Kit, SCF, and p-c-Kit had decreased significantly. Compared with the model group, a significant improvement was observed in all urodynamic indicators, the morphology of the detrusor muscle, the ultrastructure and number of ICCs, and the relative expression of c-Kit, SCF, and p-c-Kit in the electroacupuncture groups. There were poorer urodynamic indicators, detrusor muscle morphology, ultrastructure and number of ICCs in the inhibitor plus electroacupuncture group compared with the group which received electroacupuncture alone, but there was a significant decrease in the relative expression of p-c-Kit.Conclusions:Electroacupuncture can improve the urodynamics of chronic urinary retention after sacral cord injury, at least in rats. The mechanism may be related to the benign regulation of ICCs through the bladder′s c-kit/SCF signal system.
10.Efficacy and long-term follow-up report of FCR regimen in the first-line treatment of chronic lymphocytic leukemia/small lymphocytic lymphoma
Xiao LU ; Yi XIA ; Yi MIAO ; Tonglu QIU ; Luomengjia DAI ; Ziyuan ZHOU ; Hui JIN ; Hairong QIU ; Chun QIAO ; Yujie WU ; Lei FAN ; Wei XU ; Jianyong LI ; Huayuan ZHU
Chinese Journal of Hematology 2025;46(11):1032-1037
Objective:To evaluate the efficacy and long-term outcomes of fludarabine, cyclophosphamide, and rituximab (FCR) in treatment-na?ve patients with chronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL) .Methods:Clinical data from 68 CLL/SLL patients treated with FCR at Jiangsu Province Hospital (August 2008–May 2021) were retrospectively analyzed to assess efficacy, safety, and survival outcomes.Results:Among 68 patients [46 males, 22 females; median age 55 (47, 60) years], 13.1% (8/61) had a complex karyotype, 32.3% (20/62) had immunoglobulin heavy variable region mutated (IGHV-M) type, 6.6% (4/61) had del (17p), and 14.8% (8/54) had del (11q). Patients received a median of 6 (4, 6) FCR cycles. The overall response rate was 88.2% (60/68), including 47.0% (32/68) complete remissions. Over a median follow-up of 82 (59, 98) months, 66.2% (45/68) experienced disease progression. Median progression-free survival was 56 (21, 123) months, while median overall survival was not reached. The 5- and 10-year PFS rates were 42.6% (95% CI: 31.9–56.8% ) and 28.7% (95% CI: 19.0–43.4% ), respectively. Poor PFS was associated with del (17p) ( HR=5.04, 95% CI: 1.72–14.74, P=0.003), del (11q) ( HR=5.27, 95% CI: 2.11–13.15, P<0.001), IGHV unmutated (IGHV-UM) ( HR=4.11, 95% CI: 1.72–9.79, P=0.001), complex karyotype (CK) ( HR=3.53, 95% CI: 1.58–7.85, P=0.002), β 2-microglobulin >3.5 mg/L ( HR=2.87, 95% CI: 1.37–6.01, P=0.005). In multivariate analysis, IGHV-UM remained an independent predictor of PFS ( HR=8.63, 95% CI: 1.09–68.40, P=0.042). Sixteen patients with IGHV-M and lacking del (17p) or CK had a median PFS of 123 (58,123) months and a 5-year PFS rate of 70.7% (95% CI: 49.7–99.1% ), reaching a plateau after 5 years with no recurrences by 10 years. Common grade 3–4 adverse events included hematologic toxicity (44.1%, 30/68), infection (36.7%, 25/68), and liver dysfunction (4.4%, 3/68). Among 25 patients receiving single-agent BTK inhibitors after FCR progression, median follow-up was 45 (26, 64) months; 36% (9/25) experienced disease progression, with a median PFS time of 55 (27, 55) months. Conclusion:First-line FCR provides durable long-term benefits for patients with IGHV-M CLL without del (17p) or CK.

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