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1Pediatric functional constipation treatment with Bifi dobacterium-containing yogurt:A crossover,double-blind,controlled trial显示文摘AIM: To evaluate the treatment of pediatric functional chronic intestinal constipation (FCIC) with a probiotic goat yogurt. METHODS: A crossover double-blind formula-controlled trial was carried out on 59 students (age range: 5-15 years) of a public school in Belo Horizonte, MG, Brazil, presenting a FCIC diagnostic, according to Roma Ⅲ criteria. The students were randomized in two groups to receive a goat yogurt supplemented with 109 colony forming unit/mL Bifidobacterium longum (B.longum) (probiotic) daily or only the yogurt for a period of 5 wk (formula). Afterwards, the groups were intercrossed for another 5 wk. Defecation frequency, stool consistency and abdominal and defecation pain were assessed.RESULTS: Both treatment groups demonstrated improvement in defecation frequency compared to baseline. However, the group treated with probiotic showed most signif icant improvement in the f irst phase of the study. An inversion was observed after crossing over, resulting in a reduction in stool frequency when this group was treated by formula. Probiotic and formula improved stool consistency in the f irst phase of treatment, but the improvement obtained with probiotic was significantly higher (P = 0.03). In the second phase of treatment, the group initially treated with probiotic showed worseningstool consistency when using formula. However, the difference was not signif icant. A signif icant improvement in abdominal pain and defecation pain was observed with both probiotic and formula in the first phase of treatment, but again the improvement was more signif icant for the group treated with B. longum during phase I (P < 0.05). When all data of the crossover study were analyzed, significant differences were observed between probiotic yogurt and yogurt only for defecation frequency (P = 0.012), defecation pain (P = 0.046) and abdominal pain (P = 0.015).Paula VP Guerra Luiza N Lima Tassia C Souza Vanessa Mazochi Francisco J Penna Andreia M Silva Jacques R Nicoli Elizabet V Guimares 2011World Journal of Gastroenterology2011,17,34:25
2Deep sedation during gastrointestinal endoscopy: Propofol-fentanyl and midazolam-fentanyl regimens显示文摘AIM: To compare deep sedation with propofol-fentanyl and midazolam-fentanyl regimens during upper gastrointestinal endoscopy. METHODS: After obtaining approval of the research ethics committee and informed consent, 200 patients were evaluated and referred for upper gastrointestinal endoscopy. Patients were randomized to receive propofol-fentanyl or midazolam-fentanyl (n = 100/group).We assessed the level of sedation using the observer's assessment of alertness/sedation (OAA/S) score and bispectral index (BIS). We evaluated patient and physician satisfaction, as well as the recovery time and complication rates. The statistical analysis was performed using SPSS statistical software and included the MannWhitney test, χ 2 test, measurement of analysis of variance, and the κ statistic. RESULTS: The times to induction of sedation, recovery, and discharge were shorter in the propofolfentanyl group than the midazolam-fentanyl group. According to the OAA/S score, deep sedation events occurred in 25% of the propofol-fentanyl group and 11% of the midazolam-fentanyl group (P = 0.014). Additionally, deep sedation events occurred in 19% of the propofol-fentanyl group and 7% of the midazolamfentanyl group according to the BIS scale (P = 0.039). There was good concordance between the OAA/S score and BIS for both groups (κ = 0.71 and κ = 0.63, respectively). Oxygen supplementation was required in 42% of the propofol-fentanyl group and 26% of the midazolam-fentanyl group (P = 0.025). The mean time to recovery was 28.82 and 44.13 min in the propofolfentanyl and midazolam-fentanyl groups, respectively (P < 0.001). There were no severe complications in either group. Although patients were equally satisfied with both drug combinations, physicians were more satisfied with the propofol-fentanyl combination. CONCLUSION: Deep sedation occurred with propofolfentanyl and midazolam-fentanyl, but was more frequent in the former. Recovery was faster in the propofol-fentanyl group.Marcos Eduardo Lera dos Santos Fauze Maluf-Filho Dalton Marques Chaves Sergio Eiji Matuguma Edson Ide Gustavo de Oliveira Luz Thiago Ferreira de Souza Fernanda C Simoes Pessorrusso Eduardo Guimares Hourneaux de Moura Paulo Sakai 2013World Journal of Gastroenterology2013,19,22:16
3miR-182参与调节胶质母细胞瘤的凋亡、生长和分化(英文)显示文摘Glioblastoma multiforme(GBM)is a lethal,therapy-resistant brain cancer consisting of numerous tumor cell subpopulations,including stem-like glioma-initiating cells(GICs),which contribute to tumor recurrence following initial response to therapy.Here,we identified miR-182 as a regulator of apoptosis,growth,and differentiation programs whose expression level is correlated with GBM patient survival.Repression of Bcl2-like12(Bcl2L12),c-Met,and hypoxia-inducible factor 2α(HIF2A)is of central importance to miR-182 anti-tumor activity,as it results in enhanced therapy susceptibility,decreased GIC sphere size,expansion,and stemness in vitro.To evaluate the tumor-suppressive function of miR-182 in vivo,we synthesized miR-182-based spherical nucleic acids(182-SNAs);i.e.,gold nanoparticles covalently functionalized with mature miR-182 duplexes.Intravenously administered 182-SNAs penetrated the bloodbrain/blood-tumor barriers(BBB/BTB)in orthotopic GBM xenografts and selectively disseminated throughout extravascular glioma parenchyma,causing reduced tumor burden and increased animal survival.Our results indicate that harnessing the anti-tumor activities of miR-182 via safe and robust delivery of 182-SNAs represents a novel strategy for therapeutic intervention in GBM.Kouri FM Hurley LA Daniel WL Day ES Hua Y Hao L Peng CY Merkel TJ Queisser MA Ritner C Zhang H James CD Sznajder JI Chin L Giljohann DA Kessler JA Peter ME Mirkin CA Stegh AH 2015中华神经外科疾病研究杂志2015,14,2:14
4Enhancement of glioblastoma radioresponse by a selective COX-2 inhibitor celecoxib: inhibition of tumor angiogenesis with extensive tumor necrosis显示文摘Kang KB Wang TT Woon CT Cheah ES Moore XL Zhu C Wong MC 2007中国神经肿瘤杂志2007,5,2:8
5不育妇女的功能障碍、精神病症状和生活质量:一项来自土耳其横断面研究(英文)显示文摘背景:不孕不育是一种重大的生活危机,它可以导致精神病症状的发展并且对夫妻的生活质量产生负面影响,但其影响程度可能取决于文化背景。目标:我们比较了土耳其城市中生育妇女和不孕妇女的精神病症状程度、功能障碍水平和生活质量。方法:该横断面研究纳入了100名在里泽教育和研究医院的妇产科门诊治疗不孕不育的已婚女性和100名已婚已育的妇女作为对照组。对所有参与者均采用社会人口信息筛查表、医院焦虑抑郁量表(Hospital Anxiety and Depression Scale,HADS)、简单功能障碍问卷(Brief Disability Questionnaire,BDQ)和健康状况问卷(Short Form Health Survey,SF-36)进行评估。结果:不育女性的平均焦虑分量表得分和抑郁分量表得分稍高于对照组,但差异无统计学意义。不孕组妇女中有显著临床焦虑症状的比例(即焦虑分量表得分>11)显著高于育龄妇女(31%v.17%,X^2=5.37,p=0.020),但有显著临床抑郁症状的比例(即抑郁分量表评分HADS>8)在两组间没有显著性差异(43%v.33%,X^2=2.12,p=0.145)。不育女性自我报告前一个月的功能障碍显著比对照组严重,并且不育女性在SF-36的8个分量表中4个(一般健康、活力、社会功能和心理健康)显著差于对照组。与目前工作的不育女性相比,目前没有工作的女性不育患者报告的抑郁和焦虑程度较轻,且一般健康状况、活力和心理健康状况较好。结论:未发现土耳其城市地区中寻求治疗的不孕不育已婚女性并比已婚已育妇女有更严重的抑郁症状,但他们确实报告有较大的躯体和心理障碍并且生活质量较差。不孕不育的负面影响对在职不孕女性妇女比无业的不孕妇女更严重。西方国家这通常报告不孕患者抑郁和焦虑的患病率更高,我们需要更大规模的随访研究以评估这些结果与西方国家报告的结果不同的原因。Sezgin H Hocaoglu C Guvendag-Guven ES 2016上海精神医学2016,28,2:7
6螺内酯与可乐定作为难治性高血压第4种治疗药物的比较:难治性高血压的最佳治疗随机研究显示文摘该研究旨在通过一个多中心随机试验对作为难治性高血压患者的第4种治疗药物的螺内酯与可乐定进行比较。采用药丸计数评估药物治疗依从性。难治性高血压患者(定义为包括1种利尿剂在内的3种药物治疗12周,诊室及动态血压监测血压仍未控制)随机给予螺内酯(12.5~50 mg/d)或可乐定(0.1~0.3mg,2次/d)继续治疗12周。Krieger EM Drager LF Giorgi DMA Pereira AC Barreto-Filho JAS Nogueira AR Mill JG Lotufo PA Amodeo C Batista MC Bodanese LC Carvalho ACC Castro I Chaves H Costa EAS Feitosa GS Franco RJS Fuchs FD Guimarāes AC Jardim PC Machado CA Magalhāes ME Mion D Jr Nascimento RM Nobre F Nóbrega AC Ribeiro ALP Rodrigues-Sobrinho CR Sanjuliani AF Teixeira MDCB Krieger JE ReHOT Investigators 赵狄 练桂丽 2018中华高血压杂志2018,26,3:7
7中国和日本归因于高钠摄入量的脑卒中死亡率的年龄段队列分析显示文摘该研究旨在评估1990-2016年间中国和日本因高钠摄入量导致的脑卒中死亡率的长期趋势。研究人员从全球疾病负担(global burden of disease,GBD)2016中获得死亡率数据,并采用年龄段队列方法进行分析。年龄标准化死亡率数据显示,与高钠摄入相关的脑卒中死亡率呈下降趋势。中国男性和中国女性每年的净降低率分别为-3.1%和-5.0%;而日本男性和日本女性分别为-4.6%和-5.7%。刘青(译) 叶鹏(审校) Cao J Eshak ES Liu K Gero K Liu Z Yu C 2019中华高血压杂志2019,27,10:6
8High prevalence of viable Mycobacterium avium subspecies paratuberculosis in Crohn's disease显示文摘AIM:To examine the detection rate of viable Mycobacterium avium subspecies paratuberculosis(MAP) in patients with inflammatory bowel disease [Crohn's disease(CD) and ulcerative colitis(UC)].METHODS:Thirty patients with CD(15 with at least one NOD2/CARD15 mutation),29 with UC,and 10 with no inflammatory bowel disease(IBD).were tested for MAP by polymerase chain reaction(specific IS900 fragment) and blood culture.RESULTS:MAP DNA was detected in all original blood samples and 8-wk blood cultures(CD,UC and non-IBD).Positive MAP DNA status was confirmed by dot blot assays.All 69 cultures were negative by acid-fast Ziehl-Neelsen staining.Viable MAP,in spheroplast form,was isolated from the 18-mo blood cultures of all 30 CD patients,one UC patient,and none of the non-IBD controls.No association was found between positive MAP cultures and use of immunosuppressive drugs or CDassociated single nucleotide polymorphisms.CONCLUSION:MAP is widely present in our area and MAP DNA can be recovered from the blood of CD,UC and non-IBD patients.However,MAP spheroplasts were only found in CD patients.Juan L Mendoza Amparo San-Pedro Esther Culebras Raquel Cíes Carlos Taxonera Raquel Lana Elena Urcelay Fernando de la Torre Juan J Picazo Manuel Díaz-Rubio 2010World Journal of Gastroenterology2010,16,36:5
9Upper gastrointestinal bleeding risk scores: Who, when andwhy?显示文摘Upper gastrointestinal bleeding(UGIB) remains a significant cause of hospital admission. In order to stratify patients according to the risk of the compli-cations, such as rebleeding or death, and to predict the need of clinical intervention, several risk scores have been proposed and their use consistently recommended by international guidelines. The use of risk scoring systems in early assessment of patients suffering from UGIB may be useful to distinguish high-risks patients, who may need clinical intervention and hospitalization, from low risk patients with a lower chance of developing complications, in which management as outpatients can be considered. Although several scores have been published and validated for predicting different outcomes, the most frequently cited ones are the Rockall score and the Glasgow Blatchford score(GBS). While Rockall score, which incorporates clinical and endoscopic variables, has been validated to predict mortality, the GBS, which is based on clinical and laboratorial parameters, has been studied to predict the need of clinical intervention. Despite the advantages previously reported, their use in clinical decisions is still limited. This review describes the different risk scores used in the UGIB setting, highlights the most important research, explains why and when their use may be helpful, reflects on the problems that remain unresolved and guides future research with practical impact.Sara Monteiro Tiago Cúrdia Gonçalves Joana Magalhães JoséCotter 2016World Journal of Gastrointestinal Pathophysiology2016,7,1:5
10Thiopurine-methyltransferase variants in inflammatory bowel disease:Prevalence and toxicity in Brazilian patients显示文摘AIM:To analyze the prevalence of thiopurine-methyltransferase(TPMT)genotypes and their associationwith drug toxicity in inflammatory bowel disease(IBD)patients from southeastern Brazil.METHODS:A total of 219 consecutive patients with IBD,of which 146 had Crohn’s disease and 73 had ulcerative colitis,regularly seen at the outpatient unit of the Division of Gastroenterology at the University Hospital Pedro Ernesto of the State University of Rio de Janeiro,a tertiary referral center,were enrolled in this study from February 2009 to January 2011.We analyzed the presence of major TPMT genetic variants(TPMT*2,*3A,*3C)in IBD patients by means of a specific allele and RFLP-PCR.Genomic DNA was isolated from peripheral blood leukocytes by proteinase-K/Sodium Dodecyl Sulfate digestion and phenol-chloroform extraction.TPMT*2(C238G),TPMT*3A(G460A/A719G),and TPMT*3C(A719G)genotypes were detected by real-time polymerase chain reaction followed by direct sequencing with specific primers.Clinical data were systematically recorded,and correlated with the genotype results.RESULTS:The distribution of the selected TPMT gene polymorphism TPMT*2(C238G),TPMT*3A(G460A/A719G),and TPMT*3C(A719G)genotypes was 3.6%,5.4%,and 7.7%of the patients,respectively.Among the side effects recorded from patients taking azathioprine,14 patients presented with pancreatitis and/or an elevation of pancreatic enzymes,while 6 patients had liver toxicity,and 2 patients exhibited myelosuppression/neutropenia.TPMT polymorphisms were detected in 37/219 patients(8 heterozygous for*2,11 heterozygous for*3A,and 18 heterozygous for*3C).No homozygotic polymorphisms were found.Despite the prevalence of the TPMT*3C genotype,no differences among the genotype frequencies were significant.Although no association was detected regarding myelotoxicity or hepatotoxicity,a trend towards the elevation of pancreatic enzymes was observed for TPMT*2 and TPMT*3C genotypes.CONCLUSION:The prevalence of TPMT genotypes was high among Brazilian patients.Variants genes*2and*3C may be associated with azathioprine pancreatic toxicity in a IBD southeastern Brazilian population.Ana Teresa P Carvalho Barbara C Esberard Renata S B Fróes Davy C M Rapozo Ana B Grinman Tatiana A Simo Juliana C V C Santos Antonio José V Carneiro Luis Felipe Ribeiro-Pinto Heitor S P de Souza 2014World Journal of Gastroenterology2014,20,12:3
11Pseudomelanosis duodeni associated with chronic renal failure显示文摘Pseudomelanosis duodeni (PD) is a rare dark speckled appearance of the duodenum associated with gastrointestinal bleeding,hypertension,chronic heart failure,chronic renal failure and consumption of different drugs.We report four cases of PD associated with chronic renal failure admitted to the gastroenterology outpatient unit due to epigastric pain,nausea,melena and progressive reduction of hemoglobin index.Gastroduodenal endoscopy revealed erosions in the esophagus and stomach,with no active bleeding at the moment.In addition,the duodenal mucosa presented marked signs of melanosis;later confirmed by histopathological study.Even though PD is usually regarded as a benign condition,its pathogenesis and clinical significance is yet to be defined.Marcia Henriques de Magalhes Costa Maria da Gloria Fernandes Pegado Cleber Vargas Maria Elizabeth C Castro Kalil Madi Tiago Nunes Cyrla Zaltman 2012World Journal of Gastroenterology2012,18,12:2
12FeNb在钢液中的溶化行为及在钢包精炼过程中提高Nb收得率的最佳工艺显示文摘阐述了标准铌铁(FeNb)的微观组织特性及其溶入钢液中的研究结果。在实验室的感应炉中进行了不同温度下的非连续试验,分析了固相FeNb与钢液凝固层界面的微观组织,并与原始FeNb粒子的微观组织进行了对比。这些试验研究结果可以阐释FeNb的溶解机制和它在不同炼钢温度下的融入动力学条件。标准FeNb在钢水中溶解的试验结果证实FeNb颗粒的溶解速率高于有关文献中报告的结果,它们认为FeNb粒子的熔化温度高(>1600℃),所以在其模型中假定FeNb的溶解仅是通过固相粒子的扩散实现。本项工作得到的试验证据为标准FeNb的溶解机理提供了一种新的说法:在1500~1510℃受其共晶区的熔化行为控制,在1530~1575℃温度范围内则由初始板条相的熔化行为所主导,也就是说,均低于1600℃左右的炼钢温度。根据这些研究结果和炼钢厂已有的生产经验,对于微合金化钢在二次精炼阶段加入FeNb推荐了最优的工艺。Edmundo Burgos Cruz Daniel Pallos Fridman Marcelo C Carboni Rogério Contato Guimares Marcos A Stuart Nogueira Ferdinando Luiz Cavallante 王厚昕 2010世界钢铁2010,,6:2
13Antiherpetic activity of a sulfated polysaccharide from Agaricus brasiliensis mycelia显示文摘Francielle Tramontini Gomes de Sousa Cardozo Carla Maísa Camelini Alessandra Mascarello Márcio José Rossi Ricardo José Nunes Célia Regina Monte Barardi Margarida Matos de Mendon?a Cláudia Maria Oliveira Sim?es 2011Antiviral Research2011,,1:2
14Nateglinide alone and in combination with metformin improves glycemic control by reducing mealtime glucose levels in type 2 diabetes显示文摘Horton ES Clinkingbeard C Gatlin M 2000Diabetes Care2000,23,:2
15Interleukin-6-174G/C polymorphism is associated with a decreased risk of type 2 diabetes in patients with chronic hepatitis C virus显示文摘BACKGROUND Chronic hepatitis C(CHC)is associated with type 2 diabetes mellitus.Although the pathogenesis remains to be elucidated,a growing evidence has suggested a role of pro-inflammatory immune response.Increased serum concentrations of Interleukin 6(IL-6)have been associated with insulin resistance,type 2 diabetes mellitus as well as advanced forms of liver disease in chronic hepatitis C infection.AIM To investigate the frequency of IL-6-174G/C(rs1800795)single nucleotide polymorphism(SNP)in CHC patients and in healthy subjects of the same ethnicity.Associations between type 2 diabetes mellitus(dependent variable)and demographic,clinical,nutritional,virological and,IL-6 genotyping data were also investigated in CHC patients.METHODS Two hundred and forty-five patients with CHC and 179 healthy control subjects(blood donors)were prospectively included.Type 2 diabetes mellitus was diagnosed according to the criteria of the American Diabetes Association.Clinical,biochemical,histological and radiological methods were used for the diagnosis of the liver disease.IL-6 polymorphism was evaluated by Taqman SNP genotyping assay.The data were analysed by logistic regression models.RESULTS Type 2 diabetes mellitus,blood hypertension and liver cirrhosis were observed in 20.8%(51/245),40.0%(98/245)and 38.4%(94/245)of the patients,respectively.The frequency of the studied IL-6 SNP did not differ between the CHC patients and controls(P=0.81)and all alleles were in Hardy-Weinberg equilibrium(P=0.38).In the multivariate analysis,type 2 diabetes mellitus was inversely associated with GC and CC genotypes of IL-6-174(OR=0.42;95%CI=0.22-0.78;P=0.006)and positively associated with blood hypertension(OR=5.56;95%CI=2.79-11.09;P<0.001).CONCLUSION This study was the first to show that GC and CC genotypes of IL-6-174 SNP are associated with a decreased risk of type 2 diabetes mellitus in patients chronically infected with hepatitis C virus.The identification of potential inflammatory mediators involved in the crosstalk between hepatitis C virus and the axis pancreas-liver remains important issues that deserve further investigations.Cliviany Borges da Silva Diego Alves Vieira Luisa Freitas de Melo Anna Luiza Soares Chagas Adriana Dias Gomes César Lúcio Lopes de Faria Jr Rosangela Teixeira Dulciene Maria de Magalh?es Queiroz Gifone Aguiar Rocha Maria Marta Sarquis Soares Juliana Maria Trindade Bezerra Luciana Diniz Silva 2020World Journal of Hepatology2020,12,4:2
16Feeding pregnant rats a proteinrestricted diet persistently alters the methylation of specific cytosines in the hepatic PPAR alpha promoter of the offspring显示文摘Lillycrop KA Phillips ES Torrens C 2008Br J Nutr2008,100,2:1
17Augmented pulmonary IL-4 and IL-13 receptor subunit expression in idiopathic interstitial pneumonia显示文摘Jakubzick C Choi ES Kunkel SL 2004J Clin Pathol2004,57,5:1
18Autophagosome-associated variant isoforms of cytosolic enzymes显示文摘Fengsrud M Raiborg C Berg TO Strmhaug PE Ueno T Erichsen ES Seglen PO 2000Biochem J2000,352,3:1
19Relationship between glycated haemoglobin and microvascular complications: Is there a natural cut-off point for the diagnosis of diabetes? 显示文摘Sabanayagam C Liew G Tai ES 2009I)iabetologia2009,52,7:1
20Alteration of immunological properties of bovine serum albumin by covalent attachment of polyethylene glycol显示文摘ABUCHOWSKI A VAN ES T PALCZUK N C 1977J Biol Chem1977,252,11:1
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