咨询与建议

限定检索结果

文献类型

  • 78,177 篇 期刊文献
  • 5,228 篇 会议
  • 5,117 册 图书
  • 32 篇 学位论文
  • 19 篇 报纸

馆藏范围

  • 86,279 篇 电子文献
  • 2,408 种 纸本馆藏

日期分布

学科分类号

  • 34,221 篇 工学
    • 7,991 篇 材料科学与工程(可...
    • 4,805 篇 化学工程与技术
    • 4,570 篇 生物医学工程(可授...
    • 3,803 篇 机械工程
    • 2,917 篇 电子科学与技术(可...
    • 2,767 篇 计算机科学与技术...
    • 2,619 篇 动力工程及工程热...
    • 2,409 篇 电气工程
    • 2,321 篇 地质资源与地质工...
    • 2,120 篇 力学(可授工学、理...
    • 2,100 篇 环境科学与工程(可...
    • 1,925 篇 冶金工程
    • 1,809 篇 控制科学与工程
    • 1,724 篇 水利工程
  • 29,621 篇 医学
    • 24,517 篇 临床医学
    • 4,334 篇 医学技术(可授医学...
    • 3,909 篇 基础医学(可授医学...
    • 2,626 篇 公共卫生与预防医...
    • 2,201 篇 中西医结合
    • 1,897 篇 药学(可授医学、理...
  • 19,965 篇 理学
    • 5,456 篇 化学
    • 5,084 篇 物理学
    • 4,859 篇 生物学
    • 2,420 篇 地质学
    • 2,310 篇 数学
    • 2,007 篇 地球物理学
  • 8,192 篇 农学
    • 2,529 篇 作物学
    • 2,010 篇 畜牧学
  • 4,126 篇 管理学
    • 1,766 篇 管理科学与工程(可...
  • 2,691 篇 教育学
  • 2,576 篇 经济学
    • 2,224 篇 应用经济学
  • 1,749 篇 法学
  • 1,678 篇 文学
  • 657 篇 艺术学
  • 619 篇 历史学
  • 588 篇 哲学
  • 179 篇 军事学

主题

  • 857 篇 ct
  • 802 篇 美国
  • 669 篇 mri
  • 519 篇 病人
  • 482 篇 患者
  • 418 篇 mr
  • 362 篇 北美洲
  • 291 篇 美利坚合众国
  • 188 篇 治疗
  • 184 篇 应用
  • 165 篇 cancer
  • 144 篇 中国
  • 141 篇 设计
  • 133 篇 诊断
  • 129 篇 analysis
  • 126 篇 产量
  • 125 篇 儿童
  • 120 篇 方程
  • 119 篇 and
  • 118 篇 英国

机构

  • 217 篇 北京大学
  • 122 篇 南京大学
  • 110 篇 清华大学
  • 105 篇 同济大学
  • 95 篇 同济医科大学附属...
  • 84 篇 美国加州大学
  • 81 篇 华中科技大学
  • 78 篇 university of ch...
  • 71 篇 浙江大学
  • 70 篇 中国科学院大学
  • 68 篇 university of mi...
  • 67 篇 institute for pa...
  • 67 篇 nikhef p.o.box 4...
  • 67 篇 fysikum stockhol...
  • 67 篇 michigan state u...
  • 66 篇 national researc...
  • 66 篇 institut fur the...
  • 66 篇 dept.of physics ...
  • 66 篇 compas group ins...
  • 66 篇 rudolf peierls c...

作者

  • 165 篇 叶鹏
  • 112 篇 郭俊
  • 85 篇 h.murayama
  • 85 篇 j.d.jackson
  • 85 篇 g.d'ambrosio
  • 85 篇 m.white
  • 70 篇 p.de jong
  • 67 篇 刘莉
  • 66 篇 朱国栋
  • 63 篇 唐光健
  • 62 篇 j.zhang
  • 61 篇 li j
  • 50 篇 china
  • 45 篇 王铮
  • 44 篇 郭战宏
  • 43 篇 余英豪
  • 43 篇 v.i.belousov
  • 43 篇 胡孔足
  • 39 篇 崔荣
  • 38 篇 李长根

语言

  • 62,261 篇 中文
  • 26,231 篇 英文
  • 40 篇 其他
  • 2 篇 法文
  • 1 篇 德文
  • 1 篇 日文
检索条件"作者=Y. j. j.on"
88573 条 记 录,以下是1-10 订阅
排序:
Seminoma characterized by.thickening of the pituitary.stalk: A case report
收藏 引用
Zhong nan da xue xue bao. y. xue ban = j.urnal of Central South University. Medical sciences 2024年 第6期49卷 863-869页
作者: Peng B. Wang X. Deng y. Lian y. Zheng y. Kuang j. Qian j. Liang j. Zhang y. Department of Endocrinology First Affiliated Hospital of Army Medical University 400038 Chongqing China Department of Radiology First Affiliated Hospital of Army Medical University 400038 Chongqing China Department of Endocrinology 958th Hospital of the Chinese People's Liberation Army 400020 Chongqing China Department of Neurosurgery First Affiliated Hospital of Army Medical University 400038 Chongqing China
颅内精原细胞瘤是一种罕见的起源于生殖细胞系的恶性肿瘤,通常发生在脑部的松果体或垂体等部位。陆军军医大学第一附属医院内分泌科于2020年6月收治1例颅内精原细胞瘤伴脊柱转移的20岁男性患者,临床表现为头痛、头晕及视力下降,头... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Discovery.of antitumor diterpenoids from Casearia graveolens targeting VEGFR-2 to inhibit angiogenesis
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 842-853页
作者: WANG S. LIU y. LIANG y. XI y. ZHAI y. LEE D. XU j. GUO y. State Key.Laboratory.of Medicinal Chemical Biology College of Pharmacy Tianjin Key Laboratory of Molecular Drug Research Nankai University Tianjin 300350 China Department of Plant Biotechnology College of Life Sciences and Biotechnology Korea University Seoul 02841 South Korea State Key.Laboratory.of Functions and Applications of Medicinal Plants Guizhou Medical University Guiyang 550014 China
Eight novel clerodane diterpenoids (1−8) were isolated from the twigs of Casearia graveolens. Their structures were elucidated through comprehensive nuclear magnetic resonance (NMR), high-resolution electrospray.ioniz... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Macrocy.lic trichothecenes from My.othecium verrucaria PA 57 and their cy.otoxic activity
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 854-863页
作者: MO j. TAN y. AI W. LI y. y.AN y. j.ANG y. XU K. TAN G. WANG W. LI j. LIU S. Department of Pharmacy National Clinical Research Center for Geriatric Disorders Xiangya Hospital Central South University Changsha 410008 China Xiangy. School of Pharmaceutical Sciences Central South University Changsha 410008 China
Four novel macrocy.lic trichothecenes, termed my.oxins D−G (1−4), along with four known analogs (5−8), were isolated from the ethy. acetate extract of fermented rice inoculated with the fungus My.othecium verrucaria P... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Hy.ercoagulable state and risk of venous thromboembolism in Cushing sy.drome
收藏 引用
Zhong nan da xue xue bao. y. xue ban = j.urnal of Central South University. Medical sciences 2024年 第6期49卷 825-831页
作者: Liu y. Tang y. Tan H. Li j. Department of Endocrinology.and Metabolism Center of Pituitary Adenoma and Related Diseases West China Hospital Sichuan University Chengdu 610041 China
库欣综合征(Cushing sy.drome,CS)是以高皮质醇血症为特征的内分泌代谢疾病,高皮质醇血症可诱发高凝状态,导致静脉血栓栓塞(venous thromboembolism,VTE)风险增加。无论是垂体来源的库欣病(Cushing disease,CD),还是肾上腺来源的... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Rehmanniae Radix Praeparata aqueous extract improves hepatic ischemia/reperfusion inj.ry.by.restoring intracellular iron homeostasis
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 769-784页
作者: ZHANG y. j.A K. LI y. MA Z. FAN G. LUO R. y.NG y. LI F. LIU R. LIU j. LI X. School of Life Sciences Beijing University of Chinese Medicine Beijing 100029 China School of Chinese Materia Medica Beijing University of Chinese Medicine Beijing 100029 China
Hepatic ischemia/reperfusion inj.ry.(HIRI) is a common pathophy.iological condition occurring during or after liver resection and transplantation, leading to hepatic viability.impairment and functional deterioration. ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Glasesterterpenoids A−C: three sesterterpenoids with 7-cy.lohexy.decahy.ronaphthalene carbon skeleton isolated from the root of Lindera glauca
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 864-868页
作者: HE S. ZOU Q. ZHANG Q. LUO y. y.N D. HE j. LIU y. CUI H. School of Pharmaceutical Sciences Guangzhou University of Chinese Medicine Guangzhou 510006 China State Key.Laboratory.of Oncology.in South China Collaborative Innovation Center for Cancer Medicine Sun Yat-Sen University Cancer Center Guangzhou 510060 China
Three novel sesterterpenoids glasesterterpenoids A−C (1−3), featuring an unprecedented 7-cy.lohexy.decahy.ronaphthalene carbon skeleton, were isolated from the root of Lindera glauca (L. glauca). Their structures were... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Activation of LONP1 by.84-B10 alleviates aristolochic acid nephropathy.via re-establishing mitochondrial and peroxisomal homeostasis
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 808-821页
作者: XU X. ZHU W. MIAO M. BAI M. FAN j. NIU y. LI y. ZHANG A. j.A Z. WU M. School of Medicine Southeast University Nanjing 210009 China Department of Nephrology Children's Hospital of Nanjing Medical University Nanjing 210008 China Nanj.ng Key.Laboratory.of Pediatrics Children's Hospital of Nanjing Medical University Nanjing 210008 China j.angsu Key.Laboratory.of Early.Development and Chronic Diseases Prevention in Children Nanjing Medical University Nanjing 210029 China
Pharmaceutical formulations derived from Aristolochiaceae herbs, which contain aristolochic acids (AAs), are widely.used for medicinal purposes. However, exposure to these plants and isolated AAs is linked to renal to... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Cy.otoxic lignans from the roots and rhizomes of Diphy.leia sinensis, a China's endemic plant species
收藏 引用
Chinese j.urnal of Natural Medicines 2024年 第9期22卷 831-841页
作者: SUN y. ZHAO C. BAI H. LI M. WANG j. HAO Z. FENG W. Co-construction Collaborative Innovation Center for Chinese Medicine and Respiratory.Diseases by.Henan & Education Ministry.of China Henan University of Chinese Medicine Zhengzhou 450046 China Engineering and Technology.Center for Chinese Medicine Development of Henan Province Zhengzhou 450046 China School of Pharmacy Henan University of Chinese Medicine Zhengzhou 450046 China
Eight novel ary.naphthalide lactone lignans, designated as diphy.ignan A−H (1−8), and a new dibenzy.ty.olactone lignan, designated as diphy.ignan I (9), were isolated from the roots and rhizomes of Diphy.leia sinensis... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Construction of 2D/2D Ti_(3)C_(2)T_(x)MXene/CdS heteroj.nction with photothermal effect for efficient photocataly.ic hy.rogen production
收藏 引用
j.urnal of Materials Science & Technology 2024年 第4期171卷 1-9页
作者: T.y.Huang Z.y.ng S.y.y.ng Z.H.Dai y.j.Liu j.H.Liao G.y.Zhong Z.j.Xie y.P.Fang S.S.Zhang Key.Laboratory.for Biobased Materials and Energy.of Ministry.of Education Guangdong Laboratory for Lingnan Modern AgricultureCollege of Materials and EnergySouth China Agricultural UniversityGuangzhou 510643China School of Phy.ics and Optoelectronics South China University of TechnologyGuangzhou 510640China School of Chemical Engineering and Energy.Technology Guangdong Provincial Key Laboratory of Distributed Energy SystemsDongguan University of TechnologyDongguan 523808China
The insensitivity.of semiconductors to visible and infrared light is a key.constraint on the utilization of light energy.in photocataly.ic *** photocataly.ts with full-spectrum absorption through surface engineering i... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Two-sample Mendelian randomization analy.is of causal relationship between eczema and autoimmune diseases
收藏 引用
Zhong nan da xue xue bao. y. xue ban = j.urnal of Central South University. Medical sciences 2024年 第6期49卷 932-942页
作者: Chen C. y.n S. Wan B. y. y. Zeng j. Tan L. Lu j. Department of Dermatology Third Xiangya Hospital Central South University Changsha 410013 China Reproductive Medical Center Hainan Women and Children's Medical Center Haikou 570208 China
目的: 湿疹与自身免疫性疾病之间的因果关系尚未见报道。本研究旨在评估湿疹与自身免疫性疾病之间的因果关系。方法: 使用双样本孟德尔随机化(Mendelian randomization,MR)方法来评估湿疹对自身免疫性疾病的因果影响。基因组关联研究(G... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论