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Luteolin promotes neuronogenesis in hippocampus of chronic unpredictable mild stress rats and primary hippocampus of fetal rats

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Journal of Traditional Chinese Medicine 2024年第4期44卷 670-679页

作者： LIU Tongtong ZHANG Xi yang hui LIN Xiaoyuan LIU Jian ZHANG Xiuli GUO Dongwei ZHAO Hongqing ZOU Manshu LEI Chang LONG Hongping LUO Yan xiang Yun GE Jinwen WANG Yuhong MENG Pan Institute of Innovation and Applied Research in Chinese Medicine Hunan University of Chinese MedicineChangsha 410208China the Second People's Hospital of Hunan Province Changsha 410007China The First Affiliated Hospital Hunan University of Chinese MedicineChangsha 410007China Hunan Academy of Chinese Medicine Changsha 410013China

OBJECTIVE:To investigate the effects of luteolin on chronic unpredictable mild stress(CUMS)-induced depressive rats and corticosterone(CORT)-induced depressive primary hippocampal neurons,and to elucidate the mechanism behind the ***:The antidepressant mechanism of luteolin was studied by using CUMS rat model and primary hippocampal neurons in fetal *** vivo,novelty suppressed feeding,open-field and sucrose preference tests as well as Morris water maze were *** content of brain derived neurotrophic factor(BDNF),5-hydroxytryptamine(5-HT),norepinephrine(NE),and dopamine(DA)in serum were detected by enzyme-linked immunosorbent *** mechanisms of luteolin were explored based on neurotrophin and hippocampal neurogenesis,and *** of the septotemporal axis in hippocampus was assayed using the 5-bromo-2-deoxyuridine(BrdU),the expression of BDNF,neurotrophin-3(NT-3),and nerve growth factor(NGF)in hippocampus dentate gyrus region were measured by *** vitro,BDNF,NT-3,tropomyosin receptor kinase B(TrkB),and phosphorylated cyclic adenosine monophosphate responsive element binding protein(p-CREB)were detected through the high content analysis(HCA)to investigate neurotrophin and ***:Induction of CUMS in rats induced depressive symptoms,while luteolin significantly enhanced sucrose consumption,decreased feeding latency,increased locomotor activity,escape latency,distance of target quadrant and regulated the content of depressive-like *** analysis revealed that luteolin increased the abundance of new born neurons that had been labeled with BrdU,BrdU+neuronal nuclear antigen,and BrdU+doublecortin in septo-temporal axis of S2(mid-septal)and T3(mid-temporal).Moreover,expression of BDNF,NT-3,and NGF increased significantly in the septo-temporal axis of S2 and *** showed increased expression of BDNF,NT-3,TrkB and p-CREB in primary hippocampal ***:The results provided direct ev

关键词： fetal rats Survival

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Effect of low-degree astigmatism on the objective visual quality

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International Journal of Ophthalmology(English edition) 2024年第6期17卷 1086-1093页

作者： Ling-Ying Ye Shu-Feng Li Jing-Jing Zuo Jin Li hui-xiang Ma National Clinical Research Center for Ocular Diseases Eye HospitalWenzhou Medical UniversityWenzhou 325027Zhejiang ProvinceChina

AIM:To evaluate the effect of low-degree astigmatism on objective visual quality through the Optical Quality Analysis System(OQAS).METHODS:This study enrolled 46 participants(aged 23 to 30y,90 eyes)with normal or corrected-to-normal *** cylindrical lenses(0,0.5,0.75,1.0,and 1.25 D)were placed at the axial direction(180°,45°,90°,and 135°)in front of the eyes with the best correction to form 16 types of regular low-degree *** was used to detect the objective visual quality,recorded as the objective scattering index(OSI),OQAS values at contrasts of 100%,20%,and 9%predictive visual acuity(OV100%,OV20%,and OV9%),modulation transfer function cut-off(MTFcut-off)and Strehl ratio(SR).The mixed effect linear model was used to compare objective visual quality differences between groups and examine associations between astigmatic magnitude and objective visual quality ***:Apparent negative relationships between the magnitude of low astigmatism and objective visual quality were *** increase of OSI per degree of astigmatism at 180°,45°,90°,and 135°axis were 0.38(95%CI:0.35,0.42),0.50(95%CI:0.46,0.53),0.49(95%CI:0.45,0.54)and 0.37(95%CI:0.34,0.41),*** decrease of MTFcut-off per degree of astigmatism at 180°,45°,90°,and 135°axis were-10.30(95%CI:-11.43,-9.16),-12.73(95%CI:-13.62,-11.86),-12.75(95%CI:-13.79,-11.70),and-9.97(95%CI:-10.92,-9.03),*** the same astigmatism degree,OSI at 45°and 90°axis were higher than that at 0°and 135°axis,while MTFcut-off were ***:Low astigmatism of only 0.50 D can significantly reduce the objective visual quality.

关键词： low-degree astigmatism objective visual quality Optical Quality Analysis System

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Jejunal sarcomatoid carcinoma:A case report and review of literature

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World Journal of Gastrointestinal Oncology 2024年第8期16卷 3723-3731页

作者： Qian Feng Wei Yu Jing-hui Feng Qiao Huang Gui-xiang Xiao The First College of Clinical Medical Science China Three Gorges UniversityYichang 443000Hubei ProvinceChina Department of Oncology Yichang Central People's HospitalYichang 443000Hubei ProvinceChina Institute of Pathology Tongji HospitalTongji Medical CollegeHuazhong University of Science and TechnologyWuhan 430022Hubei ProvinceChina

BACKGROUND Sarcomatoid carcinoma(SCA)of the jejunum is a rare and aggressive neoplasm affecting the smooth muscle cells of the *** study presents a recent case of jejunal SCA,detailing its diagnosis and treatment,thereby providing a reference for clinical *** SUMMARY A 65-year-old male presented to Yichang Central People's Hospital with a chief complaint of hemorrhoids.A computed tomography(CT)scan incidentally revealed multiple abnormal signals in the *** positron emission tomography/CT at Wuhan Union Hospital indicated malignant tumor progression,with a primary duodenal tumor and multiple metastases in the upper left ***,a large tumor was identified on the *** and immunohistochemical analyses of the resected specimen confirmed the diagnosis of jejunal *** patient received a combination therapy of sintilimab,nanoparticle albumin-bound paclitaxel,and ***-up imaging demonstrated significant reduction of hepatic and peritoneal *** patient has remained stable for over one year *** This case suggests that chemotherapy,immunotherapy,plus targeted therapy may represent an optimal treatment for intestinal SCA,meriting further investigation.

关键词： Jejunal sarcomatoid carcinoma Targeted therapy Immunotherapy Chemotherapy Case report

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“Steric Armor”Strategy of Blue Fluorescent Emitters against Photooxidation-Induced Degradation

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Chinese Journal of Chemistry 2024年第11期42卷 1223-1229页

作者： Sha-Sha Wang Jing-Rui Zhang Kuan-De Wang Hao-Ran Li Peng-hui Meng yang Zhou xiang Yu Ying Wei Quan-You Feng Yu-He Kan Ling-Hai Xie Centre for Molecular Systems and Organic Devices(CMSOD) State Key Laboratory of Organic Electronics and Information Displays&Institute of Advanced MaterialsJiangsu National Synergetic Innovation Center for Advanced Materials(SICAM)Nanjing University of Posts&TelecommunicationsNanjingJiangsu210023 China Jiangsu Key Laboratory for Chemistry of Low-Dimensional Materials School of Chemistry and Chemical EngineeringHuaiyin Normal UniversityHuai'anJiangsu223300 China

Stability against oxygen is an important factor affecting the performance of organic semiconductor *** photooxidation stability can prolong the service life of the device and maintain the mechanical and photoelectric properties of the ***,various encapsulation methods from molecular structure to macroscopic device level are used to improve photooxidation ***,we adopted a crystallization strategy to allow 14H-spiro[dibenzo[c,h]acridine-7,9′-fluorene](SFDBA)to pack tightly to resist fluorescence decay caused by *** this case,the inert group of SFDBA acts as a“steric armor”,protecting the photosensitive group from being attacked by ***,compared with the fluorescence quenching of SFDBA powder under 2 h of sunlight,SFDBA crystal can maintain its fluorescence emission for more than 8 h under the same ***,the photoluminescence quantum yields(PLQYs)of the crystalline film is 327%higher than that of the amorphous *** shows that the crystallization strategy is an effective method to resist oxidation.

关键词： Organic semiconductor Photooxidation Spirocyclic aromatic hydrocarbons Crystal engineering Fluorescence

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Reproducibility study of intravoxel incoherent motion and apparent diffusion coefficient parameters in normal pancreas

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World Journal of Gastrointestinal Surgery 2024年第7期16卷 2031-2039页

作者： xiang Liu Yi-Feng Wang Xiao-hui Qi Zhi-Lei Zhang Jiang-yang Pan Xue-Li Fan Yu Du Ying-Min Zhai Qi Wang Department of CT and MRI The Fourth Hospital of Hebei Medical UniversityShijiazhuang 050000Hebei ProvinceChina

BACKGROUND The consistency of pancreatic apparent diffusion coefficient(ADC)values and intravoxel incoherent motion(IVIM)parameter values across different magnetic resonance imaging(MRI)devices significantly impacts the patient’s diagnosis and *** To explore consistency in image quality,ADC values,and IVIM parameter values among different MRI devices in pancreatic *** This retrospective study was approved by the local ethics committee,and informed consent was obtained from all *** total,22 healthy volunteers(10 males and 12 females)aged 24-61 years(mean,28.9±2.3 years)underwent pancreatic diffusion-weighted imaging using 3.0T MRI equipment from three *** independent observers subjectively scored image quality and measured the pancreas’s overall ADC values and signal-to-noise ratios(SNRs).Subsequently,regions of interest(ROIs)were delineated for the IVIM parameters(true diffusion coefficient,pseudo-diffusion coefficient,and perfusion fraction)using post-processing *** ROIs were on the head,body,and tail of the *** subjective image ratings were assessed using the kappa consistency *** correlation coefficients(ICCs)and mixed linear models were used to evaluate each device’s quantitative parameter ***,a pairwise analysis of IVIM parameter values across each device was performed using Bland-Altman *** The Kappa value for the subjective ratings of the different observers was 0.776(P0.05),and the ICCs for the ADC values from different devices were 0.870,0.707,and 0.808,respectively(P<0.05).Notably,only a few statistically significant inter-device agreements were observed for different IVIM parameters,and among t

关键词： Intravoxel incoherent motion Pancreas Image quality Consistency test

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Identification of a dual functional betulinic acid analog for the treatment of osteoarthritis by phenotypic screening

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Science China Life Sciences 2024年

作者： Ze-Min Lin Mai xiang Wen-hui Wei Shu-hui Fan Li Chen Jie Wang Xiao-Qian yang Chun-Hao yang Shi-Jun He Jian-Ping Zuo Laboratory of Immunopharmacology State Key Laboratory of Drug Research Shanghai Institute of Materia Medica Chinese Academy of Sciences School of Pharmacy University of Chinese Academy of Sciences School of Pharmacy Nanjing University of Chinese Medicine State Key Laboratory of Drug Research Department of Medicinal Chemistry Shanghai Institute of Materia Medica Chinese Academy of Sciences Innovation Research Institute of Traditional Chinese Medicine Shanghai University of Traditional Chinese Medicine Experiment Center for Science and Technology Shanghai University of Traditional Chinese Medicine

Dear Editor,Phenotypic drug discovery, which observes compound effects on physiology,has given way to targeting specific molecules, but has revived by using modern methods to find drugs based on therapeutic outcomes i...

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Proteomic study of vitreous in proliferative diabetic retinopathy patients after treatment with aflibercept:a quantitative analysis based on 4D label-free technique

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International Journal of Ophthalmology(English edition) 2024年第4期17卷 676-685页

作者： Ting-Ting Feng xiang Gao An-Ran Liang Bo-Wen Zhao Guang-hui He Song Chen Clinical College of Ophthalmology Tianjin Medical UniversityTianjin 300070China Tianjin Key Laboratory of Ophthalmology and Visual Science Tianjin Eye InstituteTianjin Eye HospitalTianjin 300020China Key Laboratory of Ophthalmology Anyang Eye HospitalAnyang 455000Henan ProvinceChina Department of Ophthalmology Jining No.1 People’s HospitalJining 272011Shandong ProvinceChina

AIM:To identify different metabolites,proteins and related pathways to elucidate the causes of proliferative diabetic retinopathy(PDR)and resistance to anti-vascular endothelial growth factor(VEGF)drugs,and to provide biomarkers for the diagnosis and treatment of ***:Vitreous specimens from patients with diabetic retinopathy were collected and analyzed by Liquid Chromatography-Mass Spectrometry(LC-MS/MS)analyses based on 4D label-free *** differentially expressed proteins(DEPs),Gene Ontology(GO),Kyoto Encyclopedia of Genes and Genomes(KEGG)pathway representation and protein interactions were ***:A total of 12 samples were *** proteomics results showed that a total of 58 proteins were identified as DEPs,of which 47 proteins were up-regulated and 11 proteins were *** found that C1q and tumor necrosis factor related protein 5(C1QTNF5),Clusterin(CLU),tissue inhibitor of metal protease 1(TIMP1)and signal regulatory protein alpha(SIRPα)can all be specifically regulated after aflibercept *** functional analysis showed that some DEPs are related to changes in inflammatory regulatory pathways caused by *** addition,protein-protein interaction(PPI)network evaluation revealed that TIMP1 plays a central role in neural *** addition,CD47/SIRPαmay become a key target to resolve anti-VEGF drug resistance in ***:Proteomic analysis is an approach of choice to explore the molecular mechanisms of *** data show that multiple proteins are differentially changed in PDR patients after intravitreal injection of aflibercept,among which C1QTNF5,CLU,TIMP1 and SIRPαmay become targets for future treatment of PDR and resolution of anti-VEGF resistance.

关键词： vitreous proliferative diabetic retinopathy proteome 4D label-free

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A quadrivalent norovirus vaccine based on a chimpanzee adenovirus vector induces potent immunity in mice

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Virologica Sinica 2024年第4期39卷 675-684页

作者： Yihua Jiang Lingjin Sun Nan Qiao xiang Wang Caihong Zhu Man Xing hui Liu Ping Zhou Dongming Zhou Department of Pathogen Biology School of Basic Medical SciencesTianjin Medical UniversityTianjin300070China Shanghai Public Health Clinical Center Fudan UniversityShanghai201508China R&D Centre Chengdu Kanghua Biological Products Co.LtdChengdu610000China Institut Pasteur of Shanghai Chinese Academy of SciencesShanghai200031China

Norovirus(NoV)infection is a major cause of gastroenteritis *** virus poses great challenges in developing vaccines with broad immune protection due to its genetic and antigenic *** date,there are no approved NoV vaccines for clinical ***,we aimed to develop a broad-acting quadrivalent NoV vaccine based on a chimpanzee adenovirus vector,AdC68,carrying the major capsid protein(VP1)of noroviral GI and GII *** to intramuscular(i.m.),intranasal(i.n.),or other prime-boost immunization regimens(i.m.t i.m.,i.m.t i.n.,i.n.t i.m.),AdC68-GI.1-GII.3(E1)-GII.4-GII.17(E3),administered via i.n.t *** higher titers of serum IgG antibodies and higher IgA antibodies in bronchoalveolar lavage fluid(BALF)and saliva against the four homologous VP1s in *** also significantly stimulated the production of blocking antibodies against the four *** response to re-stimulation with virus-like particles(VLP)-GI.1,VLP-GII.3,VLP-GII.4,and VLP-GII.17,the quadrivalent vaccine administered according to the i.n.t *** effectively triggered specific cell-mediated immune responses,primarily characterized by IFN-γ***,the preparation of this novel quadrivalent NoV vaccine requires only a single recombinant adenovirus to provide broad preventive immunity against the major GI/GII epidemic strains,making it a promising vaccine candidate for further development.

关键词： Norovirus(NoV) Quadrivalent vaccine Adenovirus vector

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MoS2 as a cocatalyst applied in advanced oxidation processes for enhancing degradation of organic pollutants: a review

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Tungsten 2024年第3期6卷 473-487页

作者： Ming-Hao Fan Cong-hui Wang xiang Yu Jun Ding Ao-Qi Xiao Yue Li Wei-Ya Huang School of Material Science and Engineering Henan Polytechnic University School of Chemical and Printing-Dyeing Engineering Henan International Joint Laboratory of Rare Earth Composite Materials Henan University of Engineering School of Chemistry and Chemical Engineering Jiangxi University of Science and Technology Department of Chemical and Environmental Engineering University of Cincinnati

Fenton technology,as a typical advanced oxidation processes（AOPs）,can generate reactive oxygen species（ROS） of strong oxidation capacity to degrade organic pollutants,which has attracted wide ***,it is accompanied by the slow Fe3+/Fe2+cycle rate,easy to generate iron sludge and so ***,it has been proven that the inorganic cocatalysts represented by MoS2can effectively solve the above ***,MoS2can accelerate the activation of peroxy mono sulfate（PMS） and peroxodisulfate（PDS） by Fe2+.In this paper,MoS2as the cocatalyst in H2O2+Fe2+,PMS+Fe2+and PDS+Fe2+were comprehensively ***,the cycling processes of Fe3+/Fe2+in different systems,the cocatalytic effect of MoS2by the exposed active sites,the ROS generation mechanism as well as the microscopic mechanism during the reaction were elaborated *** results indicate that the reductive active sites on the surface of MoS2can promote the regeneration of Fe2+through the cycle between Fe3+/Fe2+and Mo4+/Mo5+/Mo6+.Thus,ROS such as ·OH,SO4·-and1O2with strong oxidizing property can be produced to improve the degradation efficiency of organic *** last,the challenges and developments of MoS2cocatalysts in AOPs for practical applications were *** review contributes to a deeper understanding of the cocatalytic effect of two-dimensional metal sulfides in AOPs and facilitates their industrial application.

关键词： Cocatalyst Fenton reaction Degradation of organic pollutant Molybdenum disufide Reactive oxygen species

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Continuous Expression of Interferon Regulatory Factor 4 Sustains CD8^(+)T Cell Immunity against Tumor

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Research 2024年第3期2023卷 433-444页

作者： Anze Yu Jinfei Fu Zheng Yin hui Yan xiang Xiao Dawei Zou Xiaolong Zhang Xiongbing Zu Xian C.Li Wenhao Chen Immunobiology and Transplant Science Center Department of SurgeryHouston Methodist Research Institute and Institute for Academic MedicineHouston Methodist HospitalHoustonTXUSA Department of Urology First Affiliated HospitalSun Yat-sen UniversityGuangzhouGuangdongChina Systems Medicine and Bioengineering Department Houston Methodist Neal Cancer CenterHoustonTXUSA Department of Radiology Houston Methodist HospitalWeill Cornell MedicineHoustonTXUSA Department of Urology Xiangya HospitalCentral South UniversityChangshaHunanChina Department of Surgery Weill Cornell MedicineCornell UniversityNew YorkNYUSA.

T-cell-based immunotherapy is gaining momentum in cancer treatment;however,our comprehension of the transcriptional regulation governing T cell antitumor activity remains *** objective of this study was to explore the function of interferon regulatory factor 4(IRF4)in antitumor CD8^(+)T cells using the TRAMP-C1 prostate cancer and B16F10 melanoma *** achieve this,we generated an Irf4^(GFP-DTR) mouse strain and discovered that CD8^(+)tumor-infiltrating lymphocytes(TILs)expressing high levels of *** exhibited a more differentiated PD-1high cell *** administering diphtheria toxin to tumor-bearing Irf4^(GFP-DTR) mice,we partially depleted ***^(+)TILs and observed an accelerated tumor *** specifically explore the function of IRF4 in antitumor CD8^(+)T cells,we conducted 3 adoptive cell therapy(ACT)***,depleting ***^(+)CD8^(+)TILs derived from ACT significantly accelerated tumor growth,emphasizing their crucial role in controlling tumor ***,deleting the Irf4 gene in antitumor CD8^(+)T cells used for ACT led to a reduction in the frequency and effector differentiation of CD8^(+)TILs,completely abolishing the antitumor effects of ***,we performed a temporal deletion of the Irf4 gene in antitumor CD8^(+)T cells during ACT,starting from 20 days after tumor implantation,which significantly compromised tumor ***,sustained expression of IRF4 is essential for maintaining CD8^(+)T cell immunity in the melanoma model,and these findings carry noteworthy implications for the advancement of more potent immunotherapies for solid tumors.

关键词： sustained immunity implantation

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