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165篇 您的检索式:作者名="Sudesh"
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1Plant Small RNAs: Biogenesis, Mode of Action and Their Roles in Abiotic Stresses显示文摘Small RNAs (sRNAs) are 18-30 nt non-coding regulatory elements found in diverse organisms, which were initially identified as small double-stranded RNAs in Caenorhabditis elegans. With the development of new and improved technologies, sRNAs have also been identified and characterized in plant systems. Among them, micro RNAs (miRNAs) and small interfering RNAs (siRNAs) are found to be very important riboregulators in plants. Various types of sRNAs differ in their mode of biogenesis and in their function of gene regulation. sRNAs are involved in gene regulation at both transcriptional and post-transcriptional levels. They are known to regulate growth and development of plants. Furthermore, sRNAs especially plant miRNAs have been found to be involved in various stress responses, such as oxidative, mineral nutrient deficiency, dehydration, and even mechanical stimulus. Therefore, in the present review, we focus on the current understanding of biogenesis and regulatory mechanisms of plant sRNAs and their responses to various abiotic stresses.Praveen Guleria Monika Mahajan Jyoti Bhardwaj Sudesh Kumar Yadav 2011Genomics, Proteomics & Bioinformatics2011,9,6:10
2Mycobacterium avium subspecies paratuberculosis causes Crohn's disease in some inflammatory bowel disease patients显示文摘Crohn’s disease(CD)is a chronic inflammatory condition that plagues millions all over the world.This debilitating bowel disease can start in early childhood and continue into late adulthood.Signs and symptoms are usually many and multiple tests are often required for the diagnosis and confirmation of this disease.However,little is still understood about the cause(s)of CD.As a result,several theories have been proposed over the years.One theory in particular is that Mycobacterium avium subspecies paratuberculosis(MAP)is intimately linked to the etiology of CD.This fastidious bacterium also known to cause Johne’s disease in cattle has infected the intestines of animals for years.It is believed that due to the thick,waxy cell wall of MAP it is able to survive the process of pasteurization as well as chemical processes seen in irrigation purification systems.Subsequently meat,dairy products and water serve as key vehicles in the transmission of MAP infection to humans(from farm to fork)who have a genetic predisposition,thus leading to the development of CD.The challenges faced in culturing this bacterium from CD are many.Examples include its extreme slow growth,lack of cell wall,low abundance,and its mycobactin dependency.In this review article,data from 60 studies showing the detection and isolation of MAP by PCR and culture techniques have been reviewed.Although this review may not be 100%comprehensive of all studies,clearly the majority of the studies overwhelmingly and definitively support the role of MAP in at least30%-50%of CD patients.It is very possible that lack of detection of MAP from some CD patients may be due to the absence of MAP role in these patients.The latter statement is conditional on utilization of methodology appropriate for detection of human MAP strains.Ultimately,stratification of CD and inflammatory bowel disease patients for the presence or absence of MAP is necessary for appropriate and effective treatment which may lead to a cure.Saleh A Naser Sudesh R Sagramsingh Abed S Naser Saisathya Thanigachalam 2014World Journal of Gastroenterology2014,20,23:9
3临床表现罕见的流行性角结膜炎1例:腺病毒角结膜上皮炎(英文)显示文摘腺病毒角结膜炎,由腺病毒血清型8,19,37引起。腺病毒结膜炎典型的体征包括耳前淋巴结病变,结膜充血水肿,结膜下出血,结膜滤泡。腺病毒角结膜炎角膜受累情况各不相同,多数患者有弥散的轻微的浅层角膜炎,局部隆起的点状上皮损害,随后形成上皮下混浊。我们报道一例罕见的腺病毒角结膜上皮炎,为临床表现特殊的流行性角结膜炎(EKC),并回顾相关特殊病例文献。患者,男,35岁,患腺病毒结膜炎,临床表现罕见,表现为角结膜上皮炎形式,这种病例文献未见报道。经过保守治疗患者痊愈。角结膜上皮炎可以是临床表现特殊的腺病毒角结膜炎。Sudesh Kumar Arya Badri Prasad Badhu Ritu Amatya V G Ramachandran Poonam Lavaju 2009国际眼科杂志2009,9,8:4
4A new green approach for the synthesis of 12-aryl-8,9,10,12-tetrahydrobenzo[a]xanthene-11-one derivatives using task specific acidic ionic liquid[NMP]H_2PO_4显示文摘12-Aryl-8,9,10,12-tetrahydrobenzo[a]xanthene-11-one derivatives were synthesized by a convenient and environmentally benign procedure involving multicomponent condensation reactions of substituted aromatic aldehydes with 2,7-dihydroxynaphthalene/2-naphthols/2,6-dihydroxynaphthlene and cyclic 1,3-dicarbonyl compounds in task specific acidic ionic liquid[NMP]H_2PO_4 at 80 ℃.This protocol has proved to be efficient in terms of good yields,operational simplicity,easy workup,recyclability of reaction medium/catalyst,and short reaction time.Harjinder Singh Sudesh Kumari Jitender M.Khurana 2014Chinese Chemical Letters2014,25,10:3
5Identification of miR414 and Expression Analysis of Conserved miRNAs from Stevia rebaudiana显示文摘MicroRNAs (miRNAs) usually contain 19-24 nucleotides and have been identified as important eukaryotic gene regulators. Applications of various computational approaches have simplified the task by predicting miRNAs from available sequence data sources. In this study, we identified a conserved miR414 from a computational analysis of EST sequence data available from Stevia rebaudiana. In addition, we also identified six conserved miRNAs namely miR169, miR319, miR414, miR164, miR167 and miR398 using stem-loop RT-PCR analysis. Hence, miR414 was commonly identified using both methods. The expression analysis of these miRNAs documented their roles in growth and development of Stevia. Furthermore, the detected miRNAs were found to target genes involved in plant growth, development, metabolism and signal transduction. This is the first study reporting these conserved miRNAs and their expression in Stevia.Praveen Guleria Sudesh Kumar Yadav 2011Genomics, Proteomics & Bioinformatics2011,9,6:3
6Hepatoprotective and antioxidant activity of Bombax ceiba flowers against carbon tetrachloride-induced hepatotoxicity in rats显示文摘Aim:The flowers of Bombax ceiba are traditionally used as home remedy in the treatment of jaundice and spleen enlargement.The present work investigated the effect of aqueous extract of flowers of Bombax ceiba(BCAE)on experimentally induced hepatotoxicity in rats to substantiate its traditional use as hepatoprotective agent.Methods:Hepatotoxicity was induced in rats by carbon tetrachloride(CCl_(4))treatment;at the same time vehicle or BCAE(250 or 500 mg/kg)or silymarin(25 mg/kg)were administered daily orally for seven days.Hepatotoxicity was assessed by estimating the activities of marker enzymes and by histological studies.The antioxidant effect of BCAE was assessed by measuring amount of antioxidant phytochemicals(total phenolics and flavonoids),and DPPH free radical scavenging assay of the extract.Results:BCAE treatment significantly prevented the CCl_(4)-induced elevations in levels of glutamate oxaloacatate transaminase,glutamic pyruvic transaminase,alkaline phosphatase,bilirubin,and triglycerides,and decreased the total protein levels.Treatment with BCAE attenuated the CCl_(4)-induced cytotoxic damage to liver.BCAE exhibited presence of antioxidant phytochemicals and showed scavanging action on DPPH radicals.The hepatoprotective effect of BCAE was comparable to that of the standard antioxidant hepatoprotective agent,silymarin.These findings indicated that BCAE showed hepatoprotective effect against CCl_(4)-induced hepatotoxicity and exhibited in vitro antioxidant effects.Conclusion:Bombax ceiba flowers exhibited hepatoprotective effect which may be attributed to antioxidant potential.This study also validated their traditional medicinal use in liver disorders.Manish M.Wanjari Rachna Gangoria Yadu Nandan Dey Sudesh N.Gaidhani Narendra K.Pandey Ankush D.Jadhav 2016Hepatoma Research2016,2,1:3
7Role of angiogenesis and angiogenic factors in acute and chronic wound healing显示文摘Angiogenesis plays a crucial role in wound healing by forming new blood vessels from preexisting vessels by invading the wound clot and organizing into a microvascular network throughout the granulation tissue.This dynamic process is highly regulated by signals from both serum and the surrounding extracellular matrix environment.Vascular endothelial growth factor,angiopoietin,fibroblast growth factor and transforming growth factor-beta are among the potent angiogenic cytokines in wound angiogenesis.Specific endothelial cell ECM receptors are critical for morphogenetic changes in blood vessels during wound repair.In particular integrin(αvβ3)receptors for fibrin and fibronectin,appear to be required for wound angiogenesis:αvβ3 is focally expressed at the tips of angiogenic capillary sprouts invading the wound clot,and any functional inhibitors ofαvβ3 such as monoclonal antibodies,cyclic RGD peptide antagonists,and peptidomimetics rapidly inhibit granulation tissue formation.In spite of clear knowledge about influence of many angiogenic factors on wound healing,little progress has been made in defining the source of these factors,the regulatory events involved in wound angiogenesis and in the clinical use of angiogenic stimulants to promote repair.Thittamaranahalli Muguregowda Honnegowda Pramod Kumar Echalasara Govindarama Padmanabha Udupa Sudesh Kumar Udaya Kumar Pragna Rao 2015Plastic and Aesthetic Research2015,2,1:3
8Platelet-Free Calcium and Vascular Calcium Uptake in Ethanol-Induced Hypertensive Rats显示文摘Sudesh Vasdev Carol Ann Sampson V. M. Prabhakaran 1991Hypertension1991,,1:2
9Organoleptic and nutritional evaluation of wheat breads supplemented with soybean and barley flour显示文摘Shfali Dhingra Sudesh Jood 2001Food Chem2001,77,:1
10Biodegradation of gelatin graft copolymers Ⅵ显示文摘SUDESH K G KALPAGAM V NANDI U S 1985J Appl Polym Sci1985,30,3:1
11Post- transcriptional silencing of flavonol synthase mRNA in tobacco leads to fruits with arrested seed set 显示文摘Monika M Pammvir S A Sudesh K Y 2011PLoS One2011,6,28:1
12The negative psyehosocial impact of strabismus in adults显示文摘Olitsky S E Sudesh S Graziano A 1999J AA POS1999,3,4:1
13Spectrum of fungal keratitis at Wills Eye Hospital, Philadelphia, Pennsylvania 显示文摘Tanure MAG Cohen E J Sudesh S 2000Cornea2000,19,3:1
14Very large-core, singlemode, gain-guided,index-antiguided fiber lasers 显示文摘CHEN Y McCOMB T SUDESH V 2007Opt Lett2007,32,17:1
15Spectrum of fungal keratitis at Wills eye hospital, Philadelphia, Pennsylvania 显示文摘Tanure MAG Cohen E J Sudesh S 2000Cornea2000,19,:1
16Spectrum of fungal keratitis at Wills Eye Hospital,Philadelphia,Pennsylvania显示文摘TanureMA CohenEJ SudeshS 2000Cornea2000,19,3:1
17Spectrum of fungalkeratitis at wills eye hospital,philadelphia,pennsylvania显示文摘Tanure MA Cohen EJ Sudesh S 2000Cornea2000,19,3:1
18Photochemistry of azobenzee-containing polymers显示文摘Sudesh Kumar G Neckers DC 1989Chem Rev1989,89,:1
19Pediatric femoral neck fractures: Our 10 years of experience显示文摘Bali K Sudesh P Patel S 2011Clin Orthop Surg2011,3,4:1
20Lasing in gain-guided index antiguided fiber 显示文摘CHEN Y SUDESH V MCCOMB T 2007J O S A2007,24,8:1
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