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165篇 您的检索式:作者名="Satheesh"
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1A group of SUVH methyl-DNA binding proteins regulate expression of the DNA demethylase ROS_1 in Arabidopsis显示文摘DNA methylation is typically regarded as a repressive epigenetic marker for gene expression.Genome-wide DNA methylation patterns in plants are dynamically regulated by the opposing activities of DNA methylation and demethylation reactions. In Arabidopsis, a DNA methylation monitoring sequence(MEMS) in the promoter of the DNA demethylase gene ROS_1 functions as a methylstat that senses these opposing activities and regulates genome DNA methylation levels by adjusting ROS_1 expression. How DNA methylation in the MEMS region promotes ROS_1 expression is not known. Here, we show that several Su(var)3-9 homologs(SUVHs) can sense DNA methylation levels at the MEMS region and function redundantly to promote ROS_1 expression. The SUVHs bind to the MEMS region, and the extent of binding is correlated with the methylation level of the MEMS.Mutations in the SUVHs lead to decreased ROS_1 expression, causing DNA hypermethylation at more than 1,000 genomic regions. Thus, the SUVHs function to mediate the activation of gene transcription by DNA methylation.Xinlong Xiao Jieqiong Zhang Tao Li Xing Fu Viswanathan Satheesh Qingfeng Niu Zhaobo Lang Jian-Kang Zhu Mingguang Lei 2019Journal of Integrative Plant Biology2019,61,2:11
2Electrodeposition of aluminium and aluminium-copper alloys from a room temperature ionic liquid electrolyte containing aluminium chloride and triethylamine hydrochloride显示文摘The electrodeposition of Al and Al-Cu binary alloys on to gold substrates from a room temperature ionic liquid electrolyte containing AlCl3-Et3NHCl was studied.The electrochemical behavior of the electrolyte and the mechanism of deposition were investigated through cyclic voltammetry(CV),and the properties of deposits obtained were assessed by scanning electron microscopy with energy dispersive X-ray spectroscopy(SEM-EDS) and X-ray difraction(XRD).Al of 70 μm in thickness and an Al-Cu alloy of 30 μm in thickness with 8at% copper were deposited from the electrolyte.SEM images of the deposits indicate that the Al deposit was smooth and uniform,whereas the Al-Cu deposit was nodular.The average crystalline size,as determined by XRD patterns,was found to be(30 ± 5) and(29 ± 5) nm,respectively,for Al and Al-Cu alloys.Potentiodynamic polarization(Tafel plots) and electrochemical impedance spectroscopic(EIS) measurements showed that Al-Cu alloys are more corrosion resistant than Al.P.V. Suneesh T.G. Satheesh Babu T. Ramachandran 2013International Journal of Minerals,Metallurgy and Materials2013,20,9:9
3Inositol Pyrophosphate lnsP8 Acts as an Intracellular Phosphate Signal in Arabidopsis显示文摘The maintenance of cellular phosphate(Pi)homeostasis is of great importance in living organisms.The SPX domain-containing protein 1(SPX1)proteins from both Arabidopsis and rice have been proposed to act as sensors of Pi status.The molecular signal indicating the cellular Pi status and regulating Pi homeostasis in plants,however,remains to be identified,as Pi itself does not bind to the SPX domain.Here,we report the identification of the inositol pyrophosphate lnsP8 as a signaling molecule that regulates Pi homeostasis in Arabidopsis.Polyacrylamide gel electrophoresis profiling of InsPs revealed that lnsP8 level positively cor­relates with cellular Pi concentration.We demonstrated that the homologs of diphosphoinositol pentaki-sphosphate kinase(PPIP5K),VIH1 and VIH2,function redundantly to synthesize lnsP8,and that the vih1 vih2 double mutant overaccumulates Pi.SPX1 directly interacts with PHR1,the central regulator of Pi star­vation responses,to inhibit its function under Pi-replete conditions.However,this interaction is compro­mised in the vih1 vih2 double mutant,resulting in the constitutive induction of Pi starvation-induced genes,indicating that plant cells cannot sense cellular Pi status without lnsP8.Furthermore,we showed that lnsP8 could directly bind to the SPX domain of SPX1 and is essential for the interaction between SPX1 and PHR1.Collectively,our study suggests that lnsP8 is the intracellular Pi signaling molecule serving as the ligand of SPX1 for controlling Pi homeostasis in plants.Jinsong Dong Guojie Ma Liqian Sui Mengwei Wei Viswanathan Satheesh Ruyue Zhang Shenghong Ge Jinkai Li Tong-En Zhang Christopher Wittwer Henning JJessen Huiming Zhang Guo-Yong An Dai-Yin Chao Dong Liu Mingguang Lei 2019Molecular Plant2019,12,11:8
4An unusual presentation of sclerosing mesenteritis as pneumoperitoneum: Case report with a review of the literature显示文摘Sclerosing mesenteritis is a rare condition that involves the small or large bowel mesentery. An unusual presentation of this condition, which led to difficult preoperative assessment and diagnosis, is described. This report is followed by a comprehensive review of the literature.Sumita Chawla Satheesh Yalamarthi Irshad A Shaikh Veena Tagore Paul Skaife 2009World Journal of Gastroenterology2009,15,1:3
5Tolerance: Is It Worth the Risk?显示文摘James D. Eason Ari J. Cohen Satheesh Nair Teresita Alcantera George E. Loss 2005Transplantation2005,,9:2
6Studies on graphite based conductive paint coatings显示文摘S. Syed Azim A. Satheesh K.K. Ramu S. Ramu G. Venkatachari 2005Progress in Organic Coatings2005,,1:2
7Designing Thermal Environments to Promote Convex Interface Shapes During the Vertical Bridgman Growth of Cadmium Zinc Telluride显示文摘Kuppurao Satheesh Derby Jeffrey J 1997Journal of Crystal Growth1997,172,:2
8Antidiabetic activity of Boerhaavia diffusa L.: effect on hepatic key enzymes in experimental diabetes显示文摘L Pari M.Amarnath Satheesh 2003Journal of Ethnopharmacology2003,,1:2
9Incidental non-benign gallbladder histopathology after cholecystectomy in an United Kingdom population: Need for routine histological analysis?显示文摘AIM To analyse the range of histopathology detected in the largest published United Kingdom series of cholecystectomy specimens and to evaluate the rational for selective histopathological analysis.METHODS Incidental gallbladder malignancy is rare in the United Kingdom with recent literature supporting selective histological assessment of gallbladders after routine cholecystectomy.All cholecystectomy gallbladder specimens examined by the histopathology department at our hospital during a five year period between March 2008 and March 2013 were retrospectively analysed.Further data was collected on all specimens demonstrating carcinoma,dysplasia and polypoid growths.RESULTS The study included 4027 patients.The majority(97%) of specimens exhibited gallstone or cholecystitis related disease.Polyps were demonstrated in 44(1.09%),the majority of which were cholesterol based(41/44).Dysplasia,ranging from low to multifocal high-grade was demonstrated in 55(1.37%).Incidental primary gallbladder adenocarcinoma was detected in 6 specimens(0.15%,5 female and 1 male),and a single gallbladder revealed carcinoma in situ(0.02%).This large single centre study demonstrated a full range of gallbladder disease from cholecystectomy specimens,including more than 1% neoplastic histology and two cases of macroscopically occult gallbladder malignancies.CONCLUSION Routine histological evaluation of all elective and emergency cholecystectomies is justified in a United Kingdom population as selective analysis has potential to miss potentially curable life threatening pathology.Krashna Patel Khaled Dajani Satheesh Iype Nikolaos A Chatzizacharias Saranya Vickramarajah Susan Davies Rebecca Brais Siong S Liau Simon Harper Asif Jah Raaj K Praseedom Emmanuel L Huguet 2016World Journal of Gastrointestinal Surgery2016,8,10:2
10Large differences in tropical aerosol forcing at the top of the atmosphere and earth's surface 显示文摘Satheesh S K Ramanathan V 2000Nature2000,405,:1
11Studies on graphite based conductive paint coatings显示文摘Azim S S Satheesh A Ramu K K 2006Progress in Organic Coatings2006,55,1:1
12Does Tourism Promote Cross-border Trade显示文摘Satheesh Aradhyula Russell Tronstad 2003American Journal of Agricultural Economics2003,85,3:1
13Characterization of Salmonella Serovars by PCR -single -strand conformation polymorphism Analysis 显示文摘Satheesh N Thong K L Tikki P 2002J Clin Microbiology2002,,40:1
14Structural and mechanical behaviour of severe plastically deformed high purity aluminium sheets processed by constrained groove pressing technique显示文摘SATHEESH KUMAR S S RAGHU T 2014Materials and Design2014,57,:1
15Anti-allergic activity of standardized extract of Albizia lebbeck with reference to catechin as a phytomarker显示文摘Pichairajan Venkatesh Pulok K. Mukherjee Nanjappan Satheesh Kumar Arun Bandyopadhyay Hiroyuki Fukui Hiroyuki Mizuguchi Nurul Islam 2010Immunopharmacology and Immunotoxicology2010,,2:1
16Improved fuzzy c-means algorithm for MR brain image segmentation显示文摘Vasuda P Satheesh S 2010International Journal on Computer Science and Engineering2010,2,5:1
17Effect of weight, height and BMI on injury outcome in side impact crashes without airbag deployment显示文摘Chinmoy Pal Okabe Tomosaburo K. Vimalathithan M. Jeyabharath M. Muthukumar N. Satheesh S. Narahari 2014Accident Analysis and Prevention2014,,:1
18Machine-Cell Grouping in Cellular Manufacturing Systems Using Non-traditional Optimization Techniques-A Comparative Study显示文摘Asokan P Prabhakaran G Satheesh G Kumar 0,,02:1
19Aerosol radiative forcing due to enhanced black carbon at an urban site in India显示文摘BABUS S SATHEESH S MOORTHY K K 2002Geophysical Research Letters2002,29,18:1
20Studies on graphite based conductive paint coatings显示文摘Azim S S Satheesh A Ramu K K 2005Progress in Organic Coatings2005,55,1:1
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