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1Overexpression of brain-derived neurotrophic factor in the hippocampus protects against post-stroke depression显示文摘Post-stroke depression is associated with reduced expression of brain-derived neurotrophic factor(BDNF). In this study, we evaluated whether BDNF overexpression affects depression-like behavior in a rat model of post-stroke depression. The middle cerebral artery was occluded to produce a model of focal cerebral ischemia. These rats were then subjected to isolation-housing combined with chronic unpredictable mild stress to generate a model of post-stroke depression. A BDNF gene lentiviral vector was injected into the hippocampus. At 7 days after injection, western blot assay and real-time quantitative PCR revealed that BDNF expression in the hippocampus was increased in depressive rats injected with BDNF lentivirus compared with depressive rats injected with control vector. Furthermore, sucrose solution consumption was higher, and horizontal and vertical movement scores were increased in the open field test in these rats as well. These findings suggest that BDNF overexpression in the hippocampus of post-stroke depressive rats alleviates depression-like behaviors.Hao-hao Chen Ning Zhang Wei-yun Li Ma-rong Fang Hui Zhang Yuan-shu Fang Ming-xing Ding Xiao-yan Fu 2015Neural Regeneration Research2015,10,9:28
2Fibrinogen-like protein 2/fibroleukin prothrombinase contributes to tumor hypercoagulability via IL-2 and IFN-γ显示文摘AIM: To examine the role of Fibrinogen-like protein 2 (fgl2)/fibroleukin in tumor development. Fgl2 has been reported to play a vital role in the pathogenesis in MHV-3 (mouse hepatitis virus) induced fulminant and severe hepatitis,spontaneous abortion,allo-and xeno-graft rejection by mediating 'immune coagulation'. METHODS: Tumor tissues from 133 patients with six types of distinct cancers and the animal tumor tissues from human hepatocellular carcinoma (HCC) model on nude mice (established from high metastasis HCC cell line MHCC97LM6) were obtained. RESULTS: Hfgl2 was detected in tumor tissues from 127 out of 133 patients as well as tumor tissues collected from human HCC nude mice. Hfgl2 was highly expressed both in cancer cells and interstitial inflammatory cells including macrophages,NK cells,and CD8+ T lymphocytes and vascular endothelial cells. Hfgl2 mRNA was localized in cells that expressed hfgl2 protein. Fibrin (nogen) co-localization with hfgl2 expression was determined by dual immunohistochemical staining. In vitro,IL-2 and IFN-γ increased hfgl2 mRNA by 10-100 folds and protein expression in both THP-1 and HUVEC cell lines. One-stage clotting assays demonstrated that THP-1 and HUVEC cells expressing hfgl2 had increased procoagulant activity following cytokines stimulation. CONCLUSION: The hfg12 contributes to the hypercoagulability in cancer and may induce tumor angiogenesis and metastasis via cytokine induction.Kai Su Fang Chen Wei-Ming Yan Qi-Li Zeng Li Xu Dong Xi Bin Pi Xiao-Ping Luo Qin Ning 2008World Journal of Gastroenterology2008,14,39:20
3基于轮廓特征及灰度相似度匹配的接触网绝缘子缺陷检测(英文)显示文摘目的:在图像缺陷样本少和一致性差的情况下,实现精确可靠的接触网绝缘子缺陷检测。创新点:提山一种基于瓷片轮廓特征及灰度相似度匹配的融合算法,实现了绝缘子瓷片的轮廓提取及绝缘子各瓷片的精准分离,并构建了基于瓷片间距和灰度相似度匹配的绝缘子缺陷检测模型。方法:1.采用同一个绝缘子相邻瓷片两两比较的方法进行缺陷检测,解决图像缺陷样本少和一致性差的问题。2.分两步进行检测(Fig.2):(1)基于水平梯度特征提取绝缘子各瓷片轮廓,并对瓷片轮廓内像素进行复原;(2)计算瓷片间距和灰度相似度,并与设置的阈值进行比较以区分正常绝缘子和缺陷绝缘子。结论:1.实验表明,基于轮廓特征及灰度相似度匹配的方法能够有效区分正常绝缘子和缺陷绝缘子。2.在图片数据集中,测试达到了99.50%的高召回率和91.71%的高精确度,满足了目前较高水平的接触网绝缘子缺陷检测的要求。Ping TAN Xu-feng LI Jin-mei XU Ji-en MA Fei-jie WANG Jin DING You-tong FANG Yong NING 2020Journal of Zhejiang University-Science A(Applied Physics & Engineering)2020,21,1:19
4Clinical and laboratory survey of 65 Chinese patients with Leigh syndrome显示文摘Background Leigh syndrome is an inherited neurodegenerative disease that emerges in infancy and childhood and presents with a clinically heterogeneous variety of neuromuscular and non-neuromuscular disorders. It can result from the inheritance of mutations in either nuclear or mitochondrial DNA. In the current study, we performed a retrospective study in 65 patients in order to investigate the clinical and genetic characteristics of Leigh syndrome in Chinese patients. Methods Sixty-five unrelated cases (35 men and 30 women) who were hospitalized in the past 12 years were reviewed. Diagnosis was based on both the clinical presentation and the characteristic neuropathologic findings of bilateral symmetric necrotizing lesions in the basal ganglia and brain stem as detected using cranial computed tomography (CT) scan or magnetic resonance imaging (MRI). The differential diagnosis of organic acidurias and fatty acid ?-oxidation defects were performed. Specific point mutations and deletions in mitochondrial DNA (T8993G, T8993C, T9176C, A8344G, A3243G) were screened by PCR-restriction analysis and Southern blot. The SURF1 gene was sequenced. Skeletal muscle biopsies were performed in 17 (26.2%) of the patients. The diagnosis was confirmed by autopsy in 6 (9.2%) patients. Results The patients had various forms of metabolic encephalomyopathy. Fifty-nine (90.8%) of the patients had the typical neuroradiological features of Leigh syndrome, including symmetrical necrotizing lesions scattered within the basal ganglia, thalamus and brain stem. Twenty (30.8%) patients were confirmed by genetic, biochemical analysis and autopsy. Specific point mutations in mitochondrial DNA were found in 5 cases (7.7%). Of these, the A8344G mutation was detected in 2 patients. The T8993G, T8993C, and A3243G point mutations were identified in 3 other patients, respectively. SURF1 mutations associated with cytochrome c oxidase deficiency were identified in 8 (12.3%) families by DNA sequencing. A G604C mutation was identified in 6 (9.2%) patients. The genotypes of 52 patients remained unknown. Conclusions Leigh syndrome presents as a diverse array of clinical features and can result from specific mutations in nuclear or mitochondrial DNA. In this study, SURF1 mutations associated with cytochrome c oxidase deficiency were identified in 8 (12.3%) out of 65 patients with Leigh syndrome. It indicates that SURF1 mutations might be a common cause of Leigh syndrome in China. The etiology of Leigh syndrome in Chinese patients represents a persistent challenge to clinicians.YANG Yan-ling SUN Fang ZHANG Yao QIAN Ning YUAN Yun WANG Zhao-xia QI Yu XIAO Jiang-xi WANG Xiao-ying QI Zhao-yue ZHANG Yue-hua JIANG Yu-wu BAO Xin-hua QIN Jiong WU Xi-ru 2006Chinese Medical Journal2006,,5:17
5Calcium channel blockers reduce severe fever with thrombocytopenia syndrome virus (SFTSV) related fatality显示文摘Severe fever with thrombocytopenia syndrome (SFTS),an emerging tick-borne infectious disease caused by a novel phlebovirus (SFTS virus, SFTSV), was listed among the top 10 priority infectious diseases by the World Health Organization due to its high fatality of 12%-50% and possibility of pandemic transmission. Currently, effective anti-SFTSV intervention remains unavailable. Here, by screening a library of FDA-approved drugs, we found that benidipine hydrochloride, a calcium channel blocker (CCB), inhibited SFTSV replication in vitro. Benidipine hydrochloride was revealed to inhibit virus infection through impairing virus internalization and genome replication. Further experiments showed that a broad panel of CCBs, including nifedipine, inhibited SFTSV infection. The anti-SFTSV effect of these two CCBs was further an a lyzed in a humanized mouse model in which CCB treatment resulted in reduced viral load and decreased fatality rate. Importantly, by performing a retrospective clinical investigation on a large cohort of 2087 SFTS patients, we revealed that nifedipine administration enhaneed virus clearance, improved clinical recovery, and remarkably reduced the case fatality rate by >5-fold. These findings are highly valuable for developing potential host-oriented therapeutics for SFTS and other lethal acute viral infections known to be inhibited by CCBs in vitro.Hao Li Lei-Ke Zhang Shu-Fen Li Shao-Fei Zhang Wei-Wei Wan Yu-Lan Zhang Qi-Lin Xin Ke Dai Yuan-Yuan Hu Zhi-Bo Wang Xiang-Tao Zhu Yu-Jie Fang Ning Cui Pan-He Zhang Chun Yuan Qing-Bin Lu Jie-Ying Bai Fei Deng Geng-Fu Xiao Wei Liu Ke Peng 2019Cell Research2019,29,9:15
6Size-dependent peroxidase-like catalytic activity of Fe_3O_4 nanoparticles显示文摘有三种不同尺寸的 Fe3O4 nanoparticles (NP ) 的象 Peroxidase 一样催化性质,由化学一起沉淀和大音阶的第五音鈥揼e l 方法综合了,被紫外鈥搗i s 光谱分析调查。由把 Fe3O4 NP 与 11, 20,和 150 nm 的平均直径作比较,我们发现催化活动与减少的 nanoparticle 尺寸增加。用反应产品和底层的反应水流描绘 Fe3O4 NP 的催化活动的电气化学的方法也被开发。Fang Fang Peng YU Zhang Ning Gu 2008Chinese Chemical Letters2008,19,6:14
7Comparative study of minimally invasive versus open esophagectomy for esophageal cancer in a single cancer center显示文摘Mu Juwei Yuan Zuyang Zhang Baihua Li Ning Lyu Fang Mao Yousheng Xue Qi Gao Shugeng Zhao Jun Wang Dali Li Zhishan Gao Yushun Zhang Liangze Huang Jinfeng Shao Kang Feng Feiyue Zhao Liang Li Jian Cheng Guiyu Sun Kelin He Jie 2014Chinese Medical Journal2014,,4:13
8Piglets cloned from induced pluripotent stem cells显示文摘Nana Fan Jijun Chen Zhouchun Shang Hongwei Dou Guangzhen Ji Qingjian Zou Lu Wu Lixiazi He Fang Wang Kai Liu Na Liu Jianyong Han Qi Zhou Dengke Pan Dongshan Yang Bentian Zhao Zhen Ouyang Zhaoming Liu Yu Zhao Lin Lin Chongming Zhong Quanlei Wang Shouqi Wang Ying Xu Jing Luan Yu Liang Zhenzhen Yang Jing Li Chunxia Lu Gabor Vajta Ziyi Li Hongsheng Ouyang Huayan Wang Yong Wang Yang Yang Zhonghua Liu Hong Wei Zhidong Luan Miguel A Esteban Hongkui Deng Huanming Yang Duanqing Pei Ning Li Gang Pei Lin Liu Yutao Du Lei Xiao Liangxue Lai 2013Cell Research2013,23,1:12
9Identification of a Newly Isolated Getah Virus in the China-Laos Border,China显示文摘In this study, we isolated a virus strain(YN12031) from specimens of Armigeres subalbatus collected in the China-Laos border. BHK-21 cells infected with YN12031 exhibited an evident cytopathic effect(CPE) 32 h post-infection. The virus particles were spherical, 70 nm in diameter, and enveloped; they also featured surface fibers. Molecular genetic analysis revealed that YN12031 was closely related to alpha viruses such as Chikungunya virus and Sindbis virus, and located in the same clade as MM2021, the prototype of Getahvirus(GETV) isolated in Malaysia in 1955. Phylogenetic analysis of the E2 and capsid genes further revealed that YN12031 was located in the same clade as the Russian isolate LEIV/16275/Mag. Analysis of the homology of nucleotides and amino acids in the coding area and E2 gene demonstrated that the YN12031 isolated from the China-Laos border(tropical region) was related closest to the LEIV/16275/Mag isolate obtained in Russia(North frigid zone area) among other isolates studied. These results suggest that GETV can adapt to different geographical environments to propagate and evolve. Thus, strengthening the detection and monitoring of GETV and its related diseases is very crucial.LI Yuan Yuan FU Shi Hong GUO Xiao Fang LEI Wen Wen LI Xiao Long SONG Jing Dong CAO Lei GAO Xiao Yan LYU Zhi HE Ying WANG Huan Yu REN Xiao Jie ZHOU Hong Ning WANG Gui Qin LIANG Guo Dong 2017Biomedical and Environmental Sciences2017,30,3:12
10Magnetic iron oxide nanoparticles accelerate osteogenic differentiation of mesenchymal stem cells via modulation of long noncoding RNA INZEB2显示文摘Nanomaterials 逐渐地为生物医学的应用被使用;因此,理解他们的生物效果是重要的。以前的研究建议磁性的氧化铁 nanoparticles (IONP ) 有修理织物的效果。在现在的学习,我们在间充质的干细胞(MSC ) 探索了 IONP 的细胞的效果并且识别了内在的分子的机制。结果证明我们的同样准备的 IONP 是在 MSC 的在结构上马厩并且支持了 MSC 同样整个的粒子的 osteogenic 区别。而且在分子的水平,我们把 MSC 的基因表示与或没有 IONP 暴露作比较并且长显示出那 IONP upregulated noncoding RNA INZEB2,它为由 MSC 维持成骨不可缺少。而且, INZEB2 downregulated ZEB2 的 overexpression,必要的一个因素镇压 BMP/Smad-dependent osteogenic 抄写。我们也证明在 osteogenic 区别的 INZEB2 的必要角色是 ZEB2 依赖的。在摘要,我们阐明了 MSC 上的 IONP 效果的分子的基础;这些调查结果可以为干细胞的应用用作一个有意义的理论基础到再生药。Qiwei Wang Bo Chen Fang Ma Shikang Lin Meng Cao Yan Li Ning Gu 2017Nano Research2017,10,2:11
11Deep learning applied to two-dimensional color Doppler flow imaging ultrasound images significantly improves diagnostic performance in the classification of breast masses:a multicenter study显示文摘Background:The current deep learning diagnosis of breast masses is mainly reflected by the diagnosis of benign and malignant lesions.In China,breast masses are divided into four categories according to the treatment method:inflammatory masses,adenosis,benign tumors,and malignant tumors.These categorizations are important for guiding clinical treatment.In this study,we aimed to develop a convolutional neural network(CNN)for classification of these four breast mass types using ultrasound(US)images.Methods:Taking breast biopsy or pathological examinations as the reference standard,CNNs were used to establish models for the four-way classification of 3623 breast cancer patients from 13 centers.The patients were randomly divided into training and test groups(n=1810 vs.n=1813).Separate models were created for two-dimensional(2D)images only,2D and color Doppler flow imaging(2D-CDFI),and 2D-CDFI and pulsed wave Doppler(2D-CDFI-PW)images.The performance of these three models was compared using sensitivity,specificity,area under receiver operating characteristic curve(AUC),positive(PPV)and negative predictive values(NPV),positive(LR+)and negative likelihood ratios(LR-),and the performance of the 2D model was further compared between masses of different sizes with above statistical indicators,between images from different hospitals with AUC,and with the performance of 37 radiologists.Results:The accuracies of the 2D,2D-CDFI,and 2D-CDFI-PW models on the test set were 87.9%,89.2%,and 88.7%,respectively.The AUCs for classification of benign tumors,malignant tumors,inflammatory masses,and adenosis were 0.90,0.91,0.90,and 0.89,respectively(95%confidence intervals[CIs],0.87-0.91,0.89-0.92,0.87-0.91,and 0.86-0.90).The 2D-CDFI model showed better accuracy(89.2%)on the test set than the 2D(87.9%)and 2D-CDFI-PW(88.7%)models.The 2D model showed accuracy of 81.7%on breast masses≤1 cm and 82.3%on breast masses>1 cm;there was a significant difference between the two groups(P<0.001).The accuracy of the CNN classifications for the test set(89.2%)was significantly higher than that of all the radiologists(30%).Conclusions:The CNN may have high accuracy for classification of US images of breast masses and perform significantly better than human radiologists.Trial registration:Chictr.org,ChiCTR1900021375;http://gffzz62a03ee25e6f4a77h5xnqo0nnu9cn6k0w.ffgz.tsg.suse.edu.cn/showproj.aspx?proj=33139.Teng-Fei Yu Wen He Cong-Gui Gan Ming-Chang Zhao Qiang Zhu Wei Zhang Hui Wang Yu-Kun Luo Fang Nie Li-Jun Yuan Yong Wang Yan-Li Guo Jian-Jun Yuan Li-Tao Ruan Yi-Cheng Wang Rui-Fang Zhang Hong-Xia Zhang Bin Ning Hai-Man Song Shuai Zheng Yi Li Yang Guang 2021Chinese Medical Journal2021,,4:11
12Temperature Compensation Fiber Bragg Grating Pressure Sensor Based on Plane Diaphragm显示文摘压力传感器是压力测量的地里的必要设备。在这个工作,我们基于飞机隔膜建议一个温度赔偿纤维布拉格栅栏(FBG ) 压力传感器。飞机隔膜和压力敏感 FBG (PS FBG ) 被用作压力敏感部件,和温度赔偿 FBG (TC FBG ) 被用来改进温度跨敏感。隔膜的机械变丑模型和变丑特征模拟分析被介绍。测量原则和在 FBG 中央波长移动和传感器的压力之间的数学关系的理论分析被介绍。敏感和措施范围能被利用隔膜的不同材料和尺寸提供不同措施环境调整。表演实验被执行,并且结果显示传感器的压力敏感是在从 0 MPa 的一个范围的 35.7 pm/MPa 到 50 MPa 并且与 99.95% 的一个线性适合关联系数有好线性。另外,传感器有低频率的优点啁啾并且高稳定性,它能被用来在设计的采矿测量压力,土木工程,或另外的建筑群环境。Minfu LIANG Xinqiu FANG Yaosheng NING 2018Photonic Sensors2018,8,2:11
13Modified citrus pectin inhibited bladder tumor growth through downregulation of galectin-3显示文摘Modiled citrus pectin (MCP) is a carbohydrate enriched complex, which has been implicated in cancer treatment and prevention. However, the effects of MCP on urinary bladder cancer (UBC) are unknown. In this study, MCP was first tested in T24 and J82 human UBC cells and showed the inhibition of cell viability by the sulforhodamine B (SRB) assay. The MCP-treated UBC cells exhibited G2/M phase arrest with the decrease of Cyclin B1 and phosphorylated Cdc2. Caspase-3 was also activated, leading to the cleavage of Caspase-3 and PARP. We further explored the possible molecular mechanisms upon MCP treatment in UBC cells. Reduction of galectin-3 was observed and followed with the inactivation of Akt signaling pathway. Of note, galectin-3 knockdown by RNA interference recapitulated the MCP-mediated anti-proliferation, cell cycle arrest and apoptosis. Moreover, oral administration of MCP to the T24 xenograft-bearing nude mice inhibited the tumor growth significantly (P<0.05). Quantification analysis of immunohistochemistry staining for Ki67 and cleaved Caspase-3 confirmed the decrease of proliferation index (P<0.05) and the increase of apoptosis index (P<0.01) in 700 mg/kg MCP-fed UBC xenografts. Using the information from TCGA database, we revealed that the overexpression of galectin-3 was associated with high tumor grade with lymph node metastasis, poor overall survival in UBC patients. Considering the remarkable inhibitory effects of MCP on UBC cell proliferation and survival in vitro and in vivo mainly through galectin-3, which is upregulated in UBCs, MCP may become an attractive agent, as a natural dietary fiber, for prevention and therapy of UBCs.Tian Fang Dan-dan Liu He-ming Ning Dan Liu Jing-ya Sun Xiao-jing Huang Yu Dong Mei-yu Geng Shi-feng Yun Jun Yan Rui-min Huang 2018Acta Pharmacologica Sinica2018,39,12:10
14Evaluation of spinal cord injury animal models显示文摘Because there is no curative treatment for spinal cord injury,establishing an ideal animal model is important to identify injury mechanisms and develop therapies for individuals suffering from spinal cord injuries.In this article,we systematically review and analyze various kinds of animal models of spinal cord injury and assess their advantages and disadvantages for further studies.Ning Zhang Marong Fang Haohao Chen Fangming Gou Mingxing Ding 2014Neural Regeneration Research2014,9,22:10
15Application of video-assisted thoracic surgery in the standard operation for thoracic tumors显示文摘Objective: To evaluate the short-term outcomes of video-assisted thoracic surgery (VATS) for thoracic tumors. Methods: The data of 1,790 consecutive patients were retrospectively reviewed. These patients underwent VATS pulmonary resections, VATS esophagectomies, and VATS resections of mediastinal tumors or biopsies at the Cancer Institute & Hospital, Chinese Academy of Medical Sciences between January 2009 and January 2012. Results: There were 33 patients converted to open thoracotomy (OT, 1.84%). The overall morbidity and mortality rate was 2.79% (50/1790) and 0.28% (5/1790), respectively. The overall hospitalization and chest tube duration were shorter in the VATS lobectomy group (n=949) than in the open thoracotomy (OT) lobectomy group (n=753). There were no significant differences in morbidity rate, mortality rate and operation time between the two groups. In the esophageal cancer patients, no significant difference was found in the number of nodal dissection, chest tube duration, morbidity rate, mortality rate, and hospital length of stay between the VATS esophagectomy group (n=81) and open esophagectomy group (n=81). However, the operation time was longer in the VATS esophagectomy group. In the thymoma patients, there was no significant difference in the chest tube duration, morbidity rate, mortality rate, and hospital length of stay between the VATS thymectomy group (n=41) and open thymectomy group (n=41). However, the operation time was longer in the VATS group. The median tumor size in the VATS thymectomy group was comparable with that in the OT group. Conclusions: In early-stage (I/II) non-small cell lung cancer patients who underwent lobectomies, VATS is comparable with the OT approach with similar short-term outcomes. In patients with resectable esophageal cancer, VATS esophagectomy is comparable with OT esophagectomy with similar morbidity and mortality. VATS thymectomy for Masaoka stage I and II thymoma is feasible and safe, and tumor size is not contraindicated. Longer follow-ups are needed to determine the oncologic equivalency of VATS lobectomy, esophagectomy, and thymectomy for thymoma vs. OT.Ju-Wei Mu Gui-Yu Chen Ke-Lin Sun Da-Wei Wang Bai-Hua Zhang Ning Li Fang Lv You-Sheng Mao Qi Xue Shu-Geng Gao Jun Zhao Da-Li Wang Zhi-Shan Li Wen-Dong Lei Yu-Shun Gao Liangze Zhang Jin-Feng Huang Kang Shao Kai Su Kun Yang Liang Zhao Fei-Yue Feng Yong-Gang Wang Jian Li Jie He 2013Cancer Biology & Medicine2013,10,1:8
16Two VOZ transcription factors link an E3 ligase and an NLR immune receptor to modulate immunity in rice显示文摘Nucleotide-binding leucine-rich repeat(NLR)proteins play critical roles in plant immunity.However,how NLRs are regulated and activate defense signaling is not fully understood.The rice(Oryza sativa)NLR receptor Piz-t confers broad-spectrum resistance to the fungal pathogen Magnaporthe oryzae and the RING-type E3 ligase AVRPIZ-T INTERACTING PROTEIN 10(APIP10)negatively regulates Piz-t accumulation.In this study,we found that APIP10 interacts with two rice transcription factors,VASCULAR PLANT ONEZINC FINGER 1(OsVOZ1)and OsVOZ2,and promotes their degradation through the 26S proteasome pathway.OsVOZ1 displays transcriptional repression activity while OsVOZ2 confers transcriptional activation activity in planta.The osvoz1 and osvoz2 single mutants display modest but opposite M.oryzae resistance in the non-Piz-t background.However,the osvoz1 osvoz2 double mutant exhibits strong dwarfism and cell death,and silencing of both genes via RNA interference also leads to dwarfism,mild cell death,and enhanced resistance to M.oryzae in the non-Piz-t background.Both OsVOZ1 and OsVOZ2 interact with Piz-t.Double silencing of OsVOZ1 and OsVOZ2 in the Piz-t background decreases Piz-t protein accumulation and transcription,reactive oxygen species-dependent cell death,and resistance to M.oryzae containing AvrPiz-t.Taken together,these results indicate that OsVOZ1 and OsVOZ2 negatively regulate basal defense but contribute positively to Piz-t-mediated immunity.Jiyang Wang Ruyi Wang Hong Fang Chongyang Zhang Fan Zhang Zeyun Hao Xiaoman You Xuetao Shi Chan Ho Park Kangyu Hua Feng He Maria Bellizzi Kieu Thi Xuan Vo Jong-Seong Jeon Yuese Ning Guo-Liang Wang 2021Molecular Plant2021,14,2:8
17Malnutrition and Quality of Life in Chinese Cancer Patients: a Clinical Study of 23,994 Subjects显示文摘Background Malnutrition is common in patients with cancer,and can negatively impact their quality of life(QoL)and even survival.However,there is currently no large data available on the prevalence of malnutrition in Chinese cancer patients.This study evaluated the prevalence of malnutrition and the QoL of Chinese patients with locoregional,recurrent or metastatic cancer.Methods We conducted a nationwide observational,multi-center,hospital-based cross-sectional study within the Chinese Society of Nutritional Oncology(CSNO)Network.All of the patients were diagnosed with one of the following 18 different types of malignant tumors:lung cancer,gastric cancer,liver cancer,colorectal cancer,breast cancer,esophageal cancer,cervical cancer,endometrial cancer,nasopharyngeal carcinoma,malignant lymphoma,leukemia,pancreatic cancer,ovarian cancer,prostate cancer,bladder cancer,brain cancer,biliary tract malignant tumors or gastrointestinal stromal tumors.These patients were enrolled from 72 hospitals located in different regions of China.The patients’nutritional status was evaluated based on the body mass index(BMI),loss of bodyweight,laboratory measurements and patient generated-subjective global assessment(PG-SGA)scores.The cancer patients’physical status and QoL were assessed by the Karnofsky Performance Status(KPS)questionnaire and the European Organization for Research and Treatment of Cancer(EORTC)QLQ-C30 questionnaire,respectively.Results From December 2013 to April 2016,23,994 patients hospitalized for cancer treatment(such as surgery,chemotherapy or radiotherapy)were enrolled in the study.The patients included 12,494(52.9%)males and 11,124(47.1%)females.The mean age was 55.8±13.7 years.The proportions of patients in cancer stagesⅠ,Ⅱ,Ⅲ,Ⅳand uncertain were 11.5%,20.3%,27.5%,30.2%and 10.5%,respectively.Among the 23,994 inpatients,the proportions of patients who were underweight(BMI<18.5 kg/m2),normal(18.5 kg/m2Hong Xia Xu Chun Hua Song Zhen Ming Fu Chang Wang Zeng Qing Guo Yuan Lin Ying Ying Shi Wen Hu Yi Ba Su Yi Li Zeng Ning Li Kun Hua Wang Jing Wu Ying He Jia Jun Yang Cong Hua Xie Fu Xiang Zhou Xin Xia Song Gong Yan Chen Wen Jun Ma Su Xia Luo Zi Hua Chen Ming Hua Cong Hu Ma Chun Ling Zhou Wei Wang Qi Luo Yong Mei Shi Yu Mei Qi Hai Ping Jiang Wen Xian Guan Jun Qiang Chen Jia Xin Chen Yu Fang Lan Zhou Yong Dong Feng Rong Shao Tan Tao Li Jun Wen Ou Qing Chuan Zhao Jian Xiong Wu Min Weng Qing Hua Yao Jiu Wei Cui Wei Li Han Ping Shi the Investigation on Nutrition Status and Clinical Outcome of Common Cancers(INSCOC)Group 2021Journal of Nutritional Oncology2021,6,1:8
18Differential gene expression profiling of gastric intraepithelial neoplasia and early-stage adenocarcinoma显示文摘AIM:To investigate the differentiated whole genome expression profiling of gastric high-and low-grade intraepithelial neoplasia and early-stage adenocarcinoma.METHODS:Gastric specimens from an upper magnifying chromoendoscopic targeted biopsy were collected from March 2010 to May 2013.Whole genome expression profiling was performed on 19 low-grade intraepithelial neoplasia(LGIN),20 high-grade intraepithelial neoplasia(HGIN),19 early-stage adenocarcinoma(EGC),and 19 chronic gastritis tissue samples using Agilent 4×44K Whole Human Genome microarrays.Differentially expressed genes between different types of lesions were identified using an unpaired t-test and corrected with the Benjamini and Hochberg false discovery rate algorithm.A gene ontology(GO)enrichment analysis was performed using the Gene Spring software GX 12.6.The differentially expressed gene was verified using a real-time TaqManPCR assay with independent tissue samples,including 26 LGIN,15 HGIN,14 EGC,and 20 chronic gastritis.The expression of G0S2 were further validated by immunohistochemical staining(IHC)in 24 LGIN,40 HGIN,30 EGC and 61 chronic gastritis specimens.RESULTS:The gene expression patterns of LGIN and HGIN tissues were distinct.There were 2521 significantly differentially expressed transcripts in HGIN,with951 upregulated and 1570 downregulated.A GO enrichment analysis demonstrated that the most striking overexpressed transcripts in HGIN compared with LGIN were in the category of metabolism,defense response,and nuclear factorκB(NF-κB)cascade.While the vast majority of transcripts had barely altered expression in HGIN and EGC tissues,only 38 transcripts were upregulated in EGC.A GO enrichment analysis revealed that the alterations of the immune response were most prominent in the progression from HGIN to EGC.It is worth noting that,compared with LGIN,289 transcriptswere expressed at higher levels both in HGIN and EGC.A characteristic gene,G0/G1 switch 2(G0S2)was one of the 289 transcripts and related to metabolism,the immune response,and the NF-κB cascade,and its expression was validated in independent samples through real-time TaqManPCR and immunohistochemical staining.In real-time PCR analysis,the expression of G0S2 was elevated both in HGIN and EGC compared with that in LGIN(P<0.01 and P<0.001,respectively).In IHC analysis,G0S2 immunoreactivity was detected in the cytoplasmic of neoplastic cells,but was undetectable in chronic gastritis cells.The G0S2 expression in HGIN was higher than that of LGIN(P=0.012,χ2=6.28)and EGC(P=0.008,χ2=6.94).CONCLUSION:A clear biological distinction between gastric high-and low-grade intraepithelial neoplasia was identified,and provides molecular evidence for clinical application.Xue Xu Lin Feng Yu Liu Wei-Xun Zhou Ying-Cai Ma Gui-Jun Fei Ning An Yuan Li Xi Wu Fang Yao Shu-Jun Cheng Xing-Hua Lu 2014World Journal of Gastroenterology2014,20,47:8
19Effect of Liangxuehuayu Recipe on hemorheology in rats with blood stasis syndrome显示文摘Objective:To investigate the effects of Uangxuehuayu Recipe on hemorheology in rats with blood stasis syndrome induced by mutifactor stimuli.Methods:SD rats were divided into control, model,Uangxuehuayu Recipe(high,middle and low dose,18,9,4.S g/kg accordingly).Except the control group,blood stasis model was established in the rest groups.The hemorheological parameters were measured and compared.Results:Blood viscosity at high,moderate and low level in rats with blood stasis significantly increased(P<0.05),but blood viscosity at high level and plasma viscosity was significantly decreased in rats induced by some stimuli after Uangxuehuayu Recipe were intra-gastrically administered for I weeks(P<0.01,P<0.05). Conclusions:Uangxuehuayu Recipe is effective in improving hemorheology,and has important application value in the prevention of occurrence and development of ischemic stroke.Song-Yi Ning Biao-Ping Jiang Li Xu Tai-Hui Fang Mian-Hua Wu 2012Asian Pacific Journal of Tropical Medicine2012,5,12:7
20Object-based image analysis for mapping geomorphic zones of coral reefs in the Xisha Islands, China显示文摘Mapping regional spatial patterns of coral reef geomorphology provides the primary information to understand the constructive processes in the reef ecosystem. However, this work is challenged by the pixel-based image classification method for its comparatively low accuracy. In this paper, an object-based image analysis(OBIA)method was presented to map intra-reef geomorphology of coral reefs in the Xisha Islands, China using Landsat 8satellite imagery. Following the work of the Millennium Coral Reef Mapping Project, a regional reef class hierarchy with ten geomorphic classes was first defined. Then, incorporating the hierarchical concept and integrating the spectral and additional spatial information such as context, shape and contextual relationships, a large-scale geomorphic map was produced by OBIA with accuracies generally more than 80%. Although the robustness of OBIA has been validated in the applications of coral reef mapping from individual reefs to reef system in this paper, further work is still required to improve its transferability.XU Jingping ZHAO Jianhua LI Fang WANG Lin SONG Derui WEN Shiyong WANG Fei GAO Ning 2016Acta Oceanologica Sinica2016,35,12:7
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