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108篇 您的检索式:作者名="SASSAKI"
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1Gut microbiota,inflammatory bowel disease and colorectal cancer显示文摘The gut microbiota is a complex community of microorganisms that inhabit the digestive tracts of humans,living in symbiosis with the host.Dysbiosis,characterized by an imbalance between the beneficial and opportunistic gut microbiota,is associated with several gastrointestinal disorders,such as irritable bowel syndrome(IBS);inflammatory bowel disease(IBD),represented by ulcerative colitis and Crohn’s disease;and colorectal cancer(CRC).Dysbiosis can disrupt the mucosal barrier,resulting in perpetuation of inflammation and carcinogenesis.The increase in some specific groups of harmful bacteria,such as Escherichia coli(E.coli)and enterotoxigenic Bacteroides fragilis(ETBF),has been associated with chronic tissue inflammation and the release of pro-inflammatory and carcinogenic mediators,increasing the chance of developing CRC,following the inflammationdysplasia-cancer sequence in IBD patients.Therefore,the aim of the present review was to analyze the correlation between changes in the gut microbiota and the development and maintenance of IBD,CRC,and IBD-associated CRC.Patients with IBD and CRC have shown reduced bacterial diversity and abundance compared to healthy individuals,with enrichment of Firmicute sand Bacteroidetes.Specific bacteria are also associated with the onset and progression of CRC,such as Fusobacterium nucleatum,E.coli,Enterococcus faecalis,Streptococcus gallolyticus,and ETBF.Future research can evaluate the advantages of modulating the gut microbiota as preventive measures in CRC high-risk patients,directly affecting the prognosis of the disease and the quality of life of patients.Ana Elisa Valencise Quaglio Thais Gagno Grillo Ellen Cristina Souza De Oliveira Luiz Claudio Di Stasi Ligia Yukie Sassaki 2022World Journal of Gastroenterology2022,28,30:7
2MicroRNAs expression influence in ulcerative colitis and Crohn's disease:A pilot study for the identification of diagnostic biomarkers显示文摘BACKGROUND Inflammatory bowel disease(IBD)comprises two distinct diseases,Crohn’s disease(CD)and ulcerative colitis(UC),both of which are chronic,relapsing inflammatory disorders of the gastrointestinal tract with a mostly unknown etiology.The incidence and prevalence of IBD are continually increasing,indicating the need for further studies to investigate the genetic determinants of these diseases.Since microRNAs(miRNAs)regulate protein translation via complementary binding to mRNA,discovering differentially expressed miRNAs(DE)in UC or CD patients could be important for diagnostic biomarker identification,assisting in the appropriate disease differentiation progressing the understanding of IBD pathogenesis.AIM To determine the miRNA expression profile in UC and CD patients and the potential pathophysiological contributions of differentially expressed miRNA.METHODS A total of 20 formalin-fixed paraffin-embedded colonic samples were collected from the Pathology Department of Botucatu Medical School at São Paulo State University(Unesp).The diagnosis of UC or CD was based on clinical,endoscopic,radiologic,and histological criteria and confirmed by histopathological analysis at the time of selection.The TaqMan™Array Human MicroRNA A+B Cards Set v3.0(Applied Biosystems™)platform was used to analyze 754 miRNAs.Targets of DE-miRNAs were predicted using miRNA Data Integration Portal(mirDIP)and the miRNA Target Interaction database(MiRTarBase).All statistical analyses were conducted using GraphPad Prism software.Parametric and nonparametric data were analyzed using t-tests and Mann-Whitney U tests,respectively.RESULTS The results showed that of the 754 miRNAs that were initially evaluated,643 miRNAs were found to be expressed in at least five of the patients who were diagnosed with either CD or UC;the remaining 111 miRNAs were not considered to be expressed in these patients.The expression levels of 28 miRNAs were significantly different between the CD and UC patients(P≤0.05);13 miRNAs demonstrated a fold-change in expression level greater than 1.Five miRNAs with a downregulated expression were selected for enrichment analysis.The miRNAs whose expression levels were significantly lower in UC patients than in CD patients were enriched in certain signaling pathways that were mostly correlated with cancer-related processes and respective biomarkers.CONCLUSION MiRNAs could be used to differentiate UC from CD,and differently expressed miRNAs could help explain the distinct pathophysiology of each disease.Ana Elisa Valencise Quaglio Felipe Jose Santaella Maria Aparecida Marchesan Rodrigues Ligia Yukie Sassaki Luiz Claudio Di Stasi 2021World Journal of Gastroenterology2021,27,45:3
3Acute fatty liver of pregnancy associated with severe acute pancreatitis:A case report显示文摘Acute fatty liver of pregnancy is a rare disease that affects women in the third trimester of pregnancy. Although infrequent, the disease can cause maternal mortality. The diagnosis is not always clear until the pregnancy is terminated, and significant complications, such as acute pancreatitis, can occur. Pancreatic involvement typically only occurs in severe cases after the development of hepatic and renal impairment. To date, little knowledge is available regarding how the disease causes pancreatitis. Treatment involves supportive measures and pregnancy interruption. In this report, we describe a case of a previously healthy 26-year-old woman at a gestational age of 27 wk and 6 d who was admitted with severe abdominal pain and vomiting. This case illustrates the clinical and laboratory overlap between acute fatty liver of pregnancy and pancreatitis, highlighting the difficulties in differentiating each disease. Furthermore, the hypothesis for this overlapping is presented, and the therapeutic options are discussed.Cássio Vieira de Oliveira Alecsro Moreira Julio P Baima Leticia de C Franzoni Talles B Lima Fabio da S Yamashiro Kunie Yabuki Rabelo Coelho Ligia Y Sassaki Carlos Antonio Caramori Ferno G Romeiro Giovanni F Silva 2014World Journal of Hepatology2014,6,7:3
4Quality of life, work productivity impairment and healthcare resources in inflammatory bowel diseases in Brazil显示文摘BACKGROUND Inflammatory bowel diseases(IBD)have been associated with a low quality of life(QoL)and a negative impact on work productivity compared to the general population.Information about disease control,patient-reported outcomes(PROs),treatment patterns and use of healthcare resources is relevant to optimizing IBD management.AIM To describe QoL and work productivity and activity impairment(WPAI),treatment patterns and use of healthcare resources among IBD patients in Brazil.METHODS A multicenter cross-sectional study included adult outpatients who were previously diagnosed with moderate to severe Crohn’s disease(CD)or ulcerative colitis(UC).At enrolment,active CD and UC were defined as having a Harvey Bradshaw Index≥8 or a CD Activity Index≥220 or calprotectin>200μg/g or previous colonoscopy results suggestive of inadequate control(per investigator criteria)and a 9-point partial Mayo score≥5,respectively.The PRO assessment included the QoL questionnaires SF-36 and EQ-5D-5L,the Inflammatory Bowel Disease Questionnaire(IBDQ),and the WPAI questionnaire.Information about healthcare resources and treatment during the previous 3 years was collected from medical records.Chi-square,Fisher’s exact and Student’s t-/Mann-Whitney U tests were used to compare PROs,treatment patterns and the use of healthcare resources by disease activity(α=0.05).RESULTS Of the 407 patients in this study(CD/UC:64.9%/35.1%,mean age 42.9/45.9 years,54.2%/56.6%female,38.3%/37.1%employed),44.7%/25.2%presented moderate-to-severe CD/UC activity,respectively,at baseline.Expressed in median values for CD/UC,respectively,the SF-36 physical component was 46.6/44.7 and the mental component was 45.2/44.2,the EQ-visual analog scale score was 80.0/70.0,and the IBDQ overall score was 164.0/165.0.Moderate to severe activity,female gender,being unemployed,a lower educational level and lower income were associated with lower QoL(P<0.05).Median work productivity impairment was 20%and 5%for CD and UC patients,respectively,and activity impairment was 30%,the latter being higher among patients with moderate to severe disease activity compared to patients with mild or no disease activity(75.0%vs 10.0%,P<0.001).For CD/UC patients,respectively,25.4%/2.8%had at least one surgery,38.3%/19.6%were hospitalized,and 70.7%/77.6%changed IBD treatment at least once during the last 3 years.The most common treatments at baseline were biologics(75.3%)and immunosuppressants(70.9%)for CD patients and 5-ASA compounds(77.5%)for UC patients.CONCLUSION Moderate to severe IBD activity,especially among CD patients,is associated with a substantial impact on QoL,work productivity impairment and an increased number of IBD surgeries and hospitalizations in Brazil.Rogerio Serafim Parra Julio MF Chebli Heda MBS Amarante Cristina Flores Jose ML Parente Odery Ramos Milene Fernandes Jose JR Rocha Marley R Feitosa Omar Feres Antonio S Scotton Rodrigo B Nones Murilo M Lima Cyrla Zaltman Carolina D Goncalves Isabella M Guimaraes Genoile O Santana Ligia Y Sassaki Rogerio S Hossne Mauro Bafutto Roberto LK Junior Mikaell AG Faria Sender J Miszputen Tarcia NF Gomes Wilson R Catapani Anderson A Faria Stella CS Souza Rosana F Caratin Juliana T Senra Maria LA Ferrari 2019World Journal of Gastroenterology2019,25,38:2
5MicroRNA expression in inflammatory bowel disease-associated colorectal cancer显示文摘MicroRNAs(miRNAs)are non-coding RNA molecules composed of 19–25 nucleotides that regulate gene expression and play a central role in the regulation of several immune-mediated disorders,including inflammatory bowel diseases(IBD).IBD,represented by ulcerative colitis and Crohn’s disease,is characterized by chronic intestinal inflammation associated with an increased risk of colorectal cancer(CRC).CRC is one of the most prevalent tumors in the world,and its main risk factors are obesity,physical inactivity,smoking,alcoholism,advanced age,and some eating habits,in addition to chronic intestinal inflammatory processes and the use of immunosuppressants administered to IBD patients.Recent studies have identified miRNAs associated with an increased risk of developing CRC in this population.The identification of miRNAs involved in this tumorigenic process could be useful to stratify cancer risk development for patients with IBD and to monitor and assess prognosis.Thus,the present review aimed to summarize the role of miRNAs as biomarkers for the diagnosis and prognosis of IBD-associated CRC.In the future,therapies based on miRNA modulation could be used both in clinical practice to achieve remission of the disease and restore the quality of life for patients with IBD,and to identify the patients with IBD at high risk for tumor development.Thais Gagno Grillo Ana Elisa Valencise Quaglio Rodrigo Fedatto Beraldo Talles Bazeia Lima Julio Pinheiro Baima Luiz Claudio Di Stasi Ligia Yukie Sassaki 2021World Journal of Gastrointestinal Oncology2021,13,9:2
6Acidic heteroxylans from medicinal plants and their anti-ulcer activity显示文摘Thales R. Cipriani Caroline G. Mellinger Lauro M. de Souza Cristiane H. Baggio Cristina S. Freitas Maria C.A. Marques Philip A.J. Gorin Guilherme L. Sassaki Marcello Iacomini 2008Carbohydrate Polymers2008,,2:2
7Using genetic diversity information to establish core collections of Stylosanthes capitata and Stylosanthes macrocephala 显示文摘Santos-Garcia M O Toledo-Silva G Sassaki R P 2012Genet Mol Biol2012,35,4:1
8Structuralcharacterization of an acidic exoheteropolysaccharide produced by the nitrogen-fixing bacterium Burkholderia tropica显示文摘SERRATO R V SASSAKI G L GORIN P A J 2008Carbohydrate Polymers2008,73,4:1
9Changes in sugar content during cold acclimation and deacclimation of cabbage seedlings显示文摘Sassaki H Ichimura K Oda M 1996Annals of Botany1996,78,3:1
10Further study of the structure of lentinan,an antitumor polysaccharide from letinus edobes显示文摘SASSAKI T TAKUMA M JAKASUKA J 1976Carbohydr Res1976,47,1:1
11Metabolism of carbohydrate in the major salivary glands of rats 显示文摘Nicolau J Sassaki KT 1976Arch Oral Biol1976,21,11:1
12Effect of salt intake and inhibitor dose on arterial hypertension and renal injury in- duced by chronic nitric oxide blockadc显示文摘Yamada SS Sassaki AL Fujihara CK 1996Hypertension1996,27,5:1
13PM 2.5 induces acute electrocardiographic alterations in healthy rats显示文摘Dolores Helena Rodriguez Ferreira Rivero Carolina Sassaki Geraldo Lorenzi-Filho Paulo Hilário Nascimento Saldiva 2004Environmental Research2004,,2:1
14Low heart rate variabilityis a risk factor for sudden cardiac death in type 2 diabetes显示文摘Kataoka M Ito C Sassaki H 0,,01:1
15Prediction ofpermanent displacement of liquefied ground by means ofminimum energy principle显示文摘TOWHATA I SASSAKI Y TOKIDA K 1992Soils and Foundations1992,32,3:1
16Characterization of a heterogalactan:Some nutritional values of the edible mushroom Flammulina velutipes显示文摘Smiderle F R Carbonero E R Sassaki G L 2008Food Chemistry2008,108,1:1
17Antitumor effect sonodynamically induced by focused ultrasound in combination with Ga-porphyrin complex 显示文摘Sassaki K Yumita N and Nishigaki R 1998Jpn J Cancer Res1998,89,4:1
18Prediction of permanent displacement of liquefied ground by means of minimum energy principle 显示文摘Towahata 1 Sassaki Y Tokida K 1992Soils and Foundations1992,32,3:1
19Time series of tuberculosis mortality in Brazil (1980-2001) 显示文摘Hino P da Costa-Junior ML Sassaki C 2007Rev Lat Am Enfermagem2007,15,5:1
20Characterization of a heterogalactan: Some nutritional values of the edible mushroom Flamrnulina velutipes显示文摘SMIDEILLE FR CARBONERO EtL SASSAKI GL 2008Food Chem2008,108,1:1
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