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1ORS1, an H2O2-Responsive NAC Transcription Factor, Controls Senescence in Arabidopsis thaliana显示文摘我们这里报导那 ORS1,一以前, NAC 抄写因素家庭,的 uncharacterized 成员在 Arabidopsis thaliana 控制叶老朽。ORS1 的 Overexpression 在转基因的植物加速老朽,而它的抑制推迟它。ORS1 下游地行动的基因被全球表示分析用生产 dexamethasone 可诱导的 ORS1GR 熔化蛋白质的转基因的植物识别。42 起来调整的基因,(70%) 30 以前被显示在年龄依赖者老朽期间起来调整。我们也观察到(76%) 32 ORS1 依赖的基因被导致由长期(4 d ) ,然而并非短期(6 h ) 咸度应力(150 公里 NaCl ) 。而且,分别地, 16 和 24 基因的表示与氢过氧化物(H2O2 ) 在处理的 1 和 5 h 以后被导致,知道在咸度应力期间积累的反应的氧种。ORS1 本身被发现到被 H2O2 处理很快并且强烈在叶子和根导致。在 vitro 绑定地点选择使用,我们决定了 ORS1 的比较喜欢的有约束力的主题并且发现了它在 ORS1 依赖的基因的一半在场。ORS1 是 ORE1/ANAC092/AtNAC2 的 paralog,叶老朽的一个以前报导的管理者。种系发生的 footprinting 在不同 Brassicaceae 种类揭示了 ORS1 和 ORE1 倡导者序列的进化保存,显示强壮的积极选择对两基因起作用。我们结束那 ORS1,同样到 ORE1,通过可以与咸依赖者、 H2O2 依赖的发信号的小径包含串音的一个规章的网络的联系老朽的基因的扳机表示。Salma Balazadeh Miroslaw Kwasniewski Camila Caldana Mohammad Mehrnia Maria Ines Zanor Gang-Ping Xue Bernd Mueller-Roeber 2011Molecular Plant2011,4,2:19
2Long noncoding RNAs:a missing link in osteoporosis显示文摘Osteoporosis is a systemic disease that results in loss of bone density and increased fracture risk,particularly in the vertebrae and the hip.This condition and associated morbidity and mortality increase with population ageing.Long noncoding(lnc)RNAs are transcripts longer than 200 nucleotides that are not translated into proteins,but play important regulatory roles in transcriptional and post-transcriptional regulation.Their contribution to disease onset and development is increasingly recognized.Herein,we present an integrative revision on the studies that implicate lncRNAs in osteoporosis and that support their potential use as therapeutic tools.Firstly,current evidence on lncRNAs involvement in cellular and molecular mechanisms linked to osteoporosis and its major complication,fragility fractures,is reviewed.We analyze evidence of their roles in osteogenesis,osteoclastogenesis,and bone fracture healing events from human and animal model studies.Secondly,the potential of lncRNAs alterations at genetic and transcriptomic level are discussed as osteoporosis risk factors and as new circulating biomarkers for diagnosis.Finally,we conclude debating the possibilities,persisting difficulties,and future prospects of using lncRNAs in the treatment of osteoporosis.Andreia Machado Silva Sara Reis Moura JoseHenrique Teixeira Mario Adolfo Barbosa Susana Gomes Santos Maria Ines Almeida 2019Bone Research2019,7,1:13
3Gut-brain connection: The neuroprotective effects of the anti-diabetic drug liraglutide显示文摘Long-acting glucagon-like peptide-1(GLP-1) analogues marketed for type 2 diabetes(T2D) treatment have been showing positive and protective effects in several different tissues, including pancreas, heart or even brain. This gut secreted hormone plays a potent insulinotropic activity and an important role in maintaining glucose homeostasis. Furthermore, growing evidences suggest the occurrence of several commonalities between T2 D and neurodegenerative diseases, insulin resistance being pointed as a main cause for cognitive decline and increased risk to develop dementia. In this regard, it has also been suggested that stimulation of brain insulin signaling may have a protective role against cognitive deficits. As GLP-1 receptors(GLP-1R) are expressed throughout the central nervous system and GLP-1 may cross the blood-brain-barrier, an emerging hypothesis suggests that they may be promising therapeutic targets against brain dysfunctional insulin signaling-related pathologies. Importantly, GLP-1 actions depend not only on the direct effect mediated by its receptor activation, but also on the gut-brain axis involving an exchange of signals between both tissues via the vagal nerve, thereby regulating numerous physiological functions(e.g., energy homeostasis, glucose-dependent insulin secretion, as well as appetite and weight control). Amongst the incretin/GLP-1 mimetics class of anti-T2 D drugs with an increasingly described neuroprotective potential, the already marketed liraglutide emerged as a GLP-1R agonist highly resistant to dipeptidyl peptidase-4 degradation(thereby having an increased half-life) and whose systemic GLP-1R activity is comparable to that of native GLP-1. Importantly, several preclinical studies showed anti-apoptotic, anti-inflammatory, anti-oxidant and neuroprotective effects of liraglutide against T2 D, stroke and Alzheimer disease(AD), whereas several clinical trials, demonstrated some surprising benefits of liraglutide on weight loss, microglia inhibition, behavior and cognition, and in AD biomarkers. Herein, we discuss the GLP-1 action through the gut-brain axis, the hormone's regulation of some autonomic functions and liraglutide's neuroprotective potential.Emanuel Monteiro Candeias Inês Carolina Sebastio Susana Maria Cardoso Sónia Catarina Correia Cristina Isabel Carvalho Ana Isabel Plácido Maria Sancha Santos Catarina Resende Oliveira Paula Isabel Moreira Ana Isabel Duarte 2015World Journal of Diabetes2015,6,6:9
4Recurrent anal fistulae:Limited surgery supported by stem cells显示文摘AIM:To study the results of stem-cell therapy under a Compassionate-use Program for patients with recurrent anal fistulae.METHODS:Under controlled circumstances,and approved by European and Spanish laws,a Compassionate-use Program allows the use of stem-cell therapy for patients with very complex anal fistulae.Candidates had previously undergone multiple surgical interventions that had failed to resolve the fistulae,and presented symptomatic recurrence.The intervention consisted of limited surgery(with closure of the internal opening),followed by local implant of stem cells in the fistula-tract wall.Autologous expanded adipose-derived stem cells were the main cell type selected for implant.The first evaluation was performed on the 8th postoperative week;outcome was classified as response or partial response.Evaluation one year after the intervention confirmed if complete healing of the fistula was achieved.RESULTS:Ten patients(8 male)with highly recurrent and complex fistulae were treated(mean age:49years,range:28-76 years).Seven cases were nonCrohn’s fistulae,and three were Crohn’s-associated fistulae.Previous surgical attempts ranged from 3to 12.Two patients presented with preoperative incontinence(Wexner scores of 12 and 13 points).After the intervention,six patients showed clinical response on the 8th postoperative week,with a complete cessation of suppuration from the fistula.Three patients presented a partial response,with an evident decrease in suppuration.A year later,six patients(60%)remained healed,with complete reepithelization of the external opening.Postoperative Wexner Scores were 0 in six cases.The two patients with previous incontinence improved their scores from12 to 8 points and from 13 to 5 points.No adverse reactions or complications related to stem-cell therapy were reported during the study period.CONCLUSION:Stem cells are safe and useful for treating anal fistulae.Healing can be achieved in severe cases,sparing fecal incontinence risk,and improving previous scoring.Damian Garcia-Olmo Hector Guadalajara Ines Rubio-Perez Maria Dolores Herreros Paloma de-la-Quintana Mariano Garcia-Arranz 2015World Journal of Gastroenterology2015,21,11:7
5Beneficial effects of saffron(Crocus sativus L.) in ocular pathologies, particularly neurodegenerative retinal diseases显示文摘Saffron(Crocus sativus L.)has been traditionally used in food preparation and as a medicinal plant.It currently has numerous therapeutic properties attributed to it,such as protection against ischemia,as well as anticonvulsant,antidepressant,anxiolytic,hypolipidemic,anti-atherogenic,anti-hypertensive,antidiabetic,and anti-cancer properties.In addition,saffron has remarkable beneficial properties,such as anti-apoptotic,anti-inflammatory and antioxidant activities,due to its main metabolites,among which crocin and crocetin stand out.Furthermore,increasing evidence underwrites the possible neuroprotective role of the main bioactive saffron constituents in neurodegenerative diseases,such as Parkinson’s and Alzheimer’s diseases,both in experimental models and in clinical studies in patients.Currently,saffron supplementation is being tested for ocular neurodegenerative pathologies,such as diabetic retinopathy,retinitis pigmentosa,age-related macular degeneration and glaucoma,among others,and shows beneficial effects.The present article provides a comprehensive and up to date report of the investigations on the beneficial effects of saffron extracts on the main neurodegenerative ocular pathologies and other ocular diseases.This review showed that saffron extracts could be considered promising therapeutic agents to help in the treatment of ocular neurodegenerative diseases.Jose A.Fernandez-Albarral Rosa de Hoz Ana I.Ramirez Ines Lopez-Cuenca Elena Salobrar-Garcia Maria D.Pinazo-Duran Jose M.Ramirez Juan J.Salazar 2020Neural Regeneration Research2020,15,8:6
6Helicobacter pylori and EBV in gastric carcinomas:Methylation status and microsatellite instability显示文摘AIM:To verify the methylation status of CDH1, DAPK, COX2, hMLH1 and CDKN2A genes and to evaluate their association with Helicobacter pylori (H. pylori)-cagA+ and Epstein Barr virus (EBV) infections in gastric adenocarcinomas.METHODS: Methylation-specific PCR (MSP) assay was performed in 89 primary gastric carcinomas (intestinal and diffuse types). Microsatellite instability (MSI) analysis was performed using the BAT26 primer set and PCR products were analyzed with the ABI PRISM 3100 Genetic Analyzer using Genescan 3.7 software (Applied Biosystems). Detection of H. pylori and genotyping were performed by PCR, using specifi c primers for ureaseC and cagA genes. The presence of EBV was assessed by in situ hybridization. Statistical analyses were performed using the χ2 or Fisher's exact test.RESULTS: The most frequent hypermethylated gene was COX-2 (63.5%) followed by DAPK (55.7%), CDH1 (51%), CDKN2A (36%) and hMLH1 (30.3%). Intestinal and diffuse adenocarcinomas showed different methylation profiles and there was an association between methylation of E-CDH1 and H. pylori-cagA+ in the intestinal adenocarcinoma type. MSI was correlated with hMLH1 methylation. There was an inverse correlation between DAPK hypermethylation and MSI.CONCLUSION: We found a strong association between CDH1 methylation and H. pylori-cagA+ in intestinal-type gastric cancer, association of MSI and better prognosis and an heterogeneous COX-2 overexpression.Adriana Camargo Ferrasi Nídia Alice Pinheiro Silvia Helena Barem Rabenhorst Otávia Luisa Caballero Maria Aparecida Marchesan Rodrigues Fabrício de Carvalho Celso Vieira de Souza Leite Marcia Valéria Pitombeira Ferreira Marcos Aurélio Pessoa Barros Maria Inês de Moura Campos Pardini 2010World Journal of Gastroenterology2010,16,3:6
7Severe adverse events during antiviral therapy in hepatitis C virus cirrhotic patients: A systematic review显示文摘AIM: To identify severe adverse events (SAEs) leading to treatment discontinuation that occur during antiviral therapy in hepatitis C virus (HCV)-infected cirrhotic patients. METHODS: We identified all the articles published prior to December 2011 in the PubMed, Medline, Lilacs, Scopus, Ovid, EMBASE, Cochrane and Medscape databases that presented these data in cirrhotic patients. These studies evaluated the rate of SAEs leading to discontinuation of standard care treatment: Pegylated interferon (PegIFN) alpha 2a (135-180 μg/wk) or PegIFN alpha 2b (1 or 1.5 μg/kg per week) and ribavirin (800-1200 mg/d). Patients with genotype 1 + 4 underwent treatment for 48 wk, whereas those with genotypes 2 + 3 were treated for 24 wk.RESULTS: We included 17 papers in this review, comprising of 1133 patients. Treatment was discontinued due to SAEs in 14.5% of the patients. The most common SAEs were: severe thrombocytopenia and/or neutropenia (23.2%), psychiatric disorders (15.5%), decompensation of liver cirrhosis (12.1%) and severe anemia (11.2%). The proportion of patients who needed to discontinue their therapy due to SAEs was significantly higher in patients with Child-Pugh class B and Cvs those with Child-Pugh class A: 22%vs 11.4% (P = 0.003). A similar discontinuation rate was found in cirrhotic patients treated with PegIFN alpha 2a and those treated with PegIFN alpha 2b, in combination with ribavirin: 14.2%vs 13.7% (P = 0.96). The overall sustained virological response rate in cirrhotic patients was 37% (95%CI: 33.5-43.1) but was significantly lower in patients with genotype 1 + 4 than in those with genotype 2 + 3: 20.5% (95%CI: 17.9-24.8) vs 56.5% (95%CI: 51.5-63.2), (P < 0.0001). CONCLUSION: Fourteen point five percent of HCV cirrhotic patients treated with PegIFN and ribavirin needed early discontinuation of therapy due to SAEs, the most common cause being hematological disorders.Simona Bota Ioan Sporea Roxana Sirli Alina Popescu Adriana Maria Neghinǎ Mirela Dǎnilǎ Mihnea Strǎin 2013World Journal of Hepatology2013,5,3:6
8H pylori status and angiogenesis factors in human gastric carcinoma显示文摘AIM: To investigate H pylori expression in gastric cancer patients in relation to primary tumor angiogenic markers, such as microvessel density (MVD), thymidine phospho- rylase (TP), vascular endothelial growth factor receptor-1 (VEGF-R1), p53 and circulating VEGF levels. METHODS: Angiogenic markers were analyzed immu- nohistochemically in 56 primary gastric cancers. H pylori cytotoxin (vacA) and the cytotoxin-associated gene (cagA) amplification were evaluated using PCR assay. Serum H pylori IgG antibodies and serum/plasma circulating VEGF levels were detected in 39 and 38 patients by ELI- SA, respectively. RESULTS: A total of 69% of patients were positive for circulating IgG antibodies against H pylori. cagA-positive H pylori strains were found in 41% of gastric patients. vacA was found in 50% of patients; s1 strains were more highly expressed among vacA-positive patients. The presence of the s1 strain was signifi cantly associ- ated with cagA (P = 0.0001). MVD was signifi cantly cor- related with both tumor VEGF expression (r = 0.361, P = 0.009) and serum VEGF levels (r = -0.347, P = 0.041).Conversely, neither VEGF-R1 expression nor MVD was related to p53 expression. However, H pylori was not related to any angiogenic markers except for the plasma VEGF level (P = 0.026). CONCLUSION: H pylori antigen is related to higher plasma VEGF levels, but not to angiogenic character- istics. It can be hypothesized that the toxic effects of H pylori on angiogenesis occurs in early preclinical dis- ease phase or in long-lasting aggressive infections, but only when high H pylori IgG levels are persistent.Anita Mangia Annalisa Chiriatti Girolamo Ranieri Ines Abbate Maria Coviello Giovanni Simone Francesco Alfredo Zito Severino Montemurro Antonello Rucci Alfredo Di Leo Stefania Tommasi Pasquale Berloco Jian Ming Xu Angelo Paradiso 2006World Journal of Gastroenterology2006,12,34:5
9Outcome in obscure gastrointestinal bleeding after capsule endoscopy显示文摘AIM: To investigate the clinical impact of capsule endoscopy(CE) after an obscure gastrointestinal bleeding(OGIB) episode, focusing on diagnostic work-up, followup and predictive factors of rebleeding. METHODS: Patients who were referred to Hospital del Mar(Barcelona, Spain) between 2007 and 2009 for OGIB who underwent a CE were retrospectively analyzed. Demographic data, current treatment with non-steroid antiinflammtory drugs or anticoagulant drugs, hemoglobin levels, transfusion requirements, previous diagnostic tests for the bleeding episode, as well as CE findings(significant or non-significant), work-up and patient out-comes were analyzed from electronic charts. Variables were compared by χ 2 analysis and Student t test. Risk factors of rebleeding were assessed by Log-rank test, Kaplan-Meier curves and Cox regression model. RESULTS: There were 105 patients [45.7% women, median age of 72 years old(interquartile range 56-79)] and a median follow-up of 326 d(interquartile range 123-641) included in this study. The overall diagnostic yield of CE was 58.1%(55.2% and 63.2%, for patients with occult OGIB and overt OGIB, respectively). In 73 patients(69.5%), OGIB was resolved. Multivariate analysis showed that hemoglobin levels lower than 8 g/dL at diagnosis [hazard ratios(HR) = 2.7, 95%CI: 1.9-6.3], patients aged 70 years and above(HR = 2.1, 95%CI: 1.2-6.1) and significant findings in CE(HR = 2.4, 95%CI: 1.1-5.8) were independent predictors of rebleeding. CONCLUSION: One third of the patients presented with rebleeding after CE; risk factors were hemoglobin levels < 8 g/dL, age ≥ 70 years or the presence of significant lesions.Alex Caas-Ventura Lucia Márque Xavier Bessa Josep Maria DedeuDepartment of Gastroenterology Hospital del Mar Research Institute Pompeu Fabra University Marc Puigvehí Sílvia Delgado-Aros Ines Ana Ibáez Agustin Seoane Luis Barranco Felipe Bory Montserrat Andreu Begoa González-Suárez 2013World Journal of Gastrointestinal Endoscopy2013,5,11:4
10Preparation of Polycarbonate/Clay Nanocomposite and Characterization by X-Ray, Thermal Analyzes and Low-Field Nuclear Magnetic Resonance显示文摘Pedro Paulo Merat Maria Ines Bruno Tavares Emerson Oliveira da Silva 2011材料科学与工程(中英文A版)2011,1,5X:2
11Effect of biofeedback accompanying occupational therapy and functional electrical stimulation in hemiplegic patients显示文摘Maria Inês Paes Louren??o Linamara Rizzo Battistella Christina May Moran de Brito Gracinda Rodrigues Tsukimoto Margarida Harumi Miyazaki 2008International Journal of Rehabilitation Research2008,,1:2
12Serum proinflammatory cytokines and nutritional status in pediatric chronic liver disease显示文摘AIM: To evaluate the nutritional status and its association with proinflammatory cytokines in children with chronic liver disease.METHODS: We performed a cross-sectional study with 43 children and adolescents, aged 0 to 17 years, diagnosed with chronic liver disease. All patients regularly attended the Pediatric Hepatology Unit and were under nutritional follow up. The exclusion criteria were fever from any etiology at the time of enrollment, inborn errors of the metabolism and any chronic illness. The severity of liver disease was assessed by Child-Pugh, Model for End-stage Liver Disease(MELD) and Pediatric End Stage Liver Disease(PELD) scores. Anthropometric parameters were height/age, body mass index/age and triceps skinfold/age according to World Health Organization standards. The cutoff points for nutritional status were risk of malnutrition(Z-score <-1.00) and malnutrition(Z-score <-2.00). Interleukin-1β(IL-1β), IL-6 and tumor necrosis factor-α levels were assessed by commercial ELISA kits. For multivariate analysis, linear regression was applied to assess the association between cytokine levels, disease severity and nutritional status. RESULTS: The median(25th-75 th centile) age of the study population was 60(17-116)-mo-old, and 53.5% were female. Biliary atresia was the main cause of chronic liver disease(72%). With respect to Child-Pugh score, cirrhotic patients were distributed as follows: 57.1% Child-Pugh A, a mild presentation of the disease, 34.3% Child-Pugh B, a moderate stage of cirrhosis and 8.6% Child-Pugh C, were considered severe cases. PELD and MELD scores were only above the cutoff point in 5 cases. IL-6 values were increased in patients at nutritional risk(34.9%) compared with those who were well-nourished [7.12(0.58-34.23) pg/m L vs 1.63(0.53-3.43) pg/m L; P = 0.02], correlating inversely with triceps skinfold-for-age z-score(rs =-0.61; P < 0.001). IL-6 levels were associated with liver disease severity assessed by Child-Pugh score(P = 0.001). This association remained significant after adjusting for nutritional status in a linear regression model. CONCLUSION: High IL-6 levels were found in children with chronic liver disease at nutritional risk. Inflammatory activity may be related to nutritional status deterioration in these patients.Daniele Santetti Maria Inês de Albuquerque Wilasco Cristina Toscani Leal Dornelles Isabel Cristina Ribas Werlang Fernanda Urruth Fontella Carlos Oscar Kieling Jorge Luiz dos Santos Sandra Maria Goncalves Vieira Helena Ayako Sueno Goldani 2015World Journal of Gastroenterology2015,21,29:2
13Recombination-Independent Mechanisms and Pairing of Homologous Chromosomes during Meiosis in Plants显示文摘成熟分裂是允许在 sexuallyreproducing 有机体平分为 gametogenesis 必要的 ploidy 的专业化真核细胞的房间部门。这复制由二个连续部门跟随了的 DNA 周围包含单人赛。保证 balancedsegregation,相应染色体对必须在分割和这工具 thatthey 必须预先与对方一起认出并且配对的第一 meiotic 移居到相反的杆。尽管有他们的相当或相同的事物的 meiotic chromosomesfind 和对极大地由进展了的机制理解,它远离充分被理解留下。与是的某著名 exceptionssuch,男果蝇,识别和在第一个 meiotic 部门的相当或相同的事物的物理连接包含相应再结合。除了这,然而,包括工厂,许多有机体也发展了一系列 recombination-independentmechanisms 便于相当或相同的事物识别并且配对,是清楚的。这些含有染色体结构和动力学, telomeres,着丝点,并且,最最近,小 RNA。与植物的一个特别焦点,我们在场这里在在第一个 meiotic division.Key 词期间配对相应染色体行动的这些早、再结合无关的事件的理解的概述:Olivier Da Ines Maria E. Gallego Charles I. White 2014Molecular Plant2014,7,3:2
14Naturalistic pharmacogenetic study of treatment resistance to typical neuroleptics in European–Brazilian schizophrenics显示文摘Fabiana B. Kohlrausch Clarissa S. Gama Maria Inês Lobato Paulo Belmonte-de-Abreu Sidia M. Callegari-Jacques Alejandro Gesteira Francisco Barros ángel Carracedo Mara H. Hutz 2008Pharmacogenetics and Genomics2008,,7:1
15Laparoscopic Approach of a Unicornuate Uterus with Noncommunicating Rudimentary Horns显示文摘Lidia Rosi Medeiros Daniela Dornelles Rosa Fabio Rosa Silva Bruno Rosa Silva Maria Ines Rosa D. Chen N. A. Ginsberg 2010ISRN Obstetrics and Gynecology2010,,:1
16Tire rubber-sisal composites: Effect of mercerization and acetylation on reinforcement显示文摘Maria A M Ines J 2003Journal of Applied Polymer Science2003,89,9:1
17Parameters affecting maximum fluid transport in large aperture fracturesp显示文摘Maria Ines Dragila Noam Weisbrod 2003Advances in Water Resources2003,26,:1
18Differential expression of an HSPT0 gene during transition from the mycelial to the infective yeast form of the human pathogenic fungus Paracoccidioides brasiliensis 显示文摘Silvana Petrofeza da Silva Maria Ines Borges Walmsley Iidinete Silva Pereira 1999Molecular Microbiology1999,31,4:1
19Apoptosis induced by capsaicin in prostate PC-3 cells involves ceramide accumulation, neutral sphingomyelinase, and JNK activation显示文摘Ana Maria Sánchez Sophie Malagarie-Cazenave Nuria Olea Diana Vara Antonio Chiloeches Inés Díaz-Laviada 2007Apoptosis2007,,11:1
20Functional evaluation of human CLC-2 chloride channel mutations associated with idiopathic generalized epilepsies 显示文摘Maria IN Yamil RY Isabel C 2004Physiol Genomics2004,19,1:1
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