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1Phase angle obtained by bioelectrical impedance analysis independently predicts mortality in patients with cirrhosis显示文摘AIM To evaluate the prognostic value of the phase angle(PA)obtained from bioelectrical impedance analysis(BIA) for mortality prediction in patients with cirrhosis. METHODS In total, 134 male cirrhotic patients prospectively completed clinical evaluations and nutritional assessment by BIA to obtain PAs during a 36-mo follow-up period. Mortality risk was analyzed by applying the PA cutoff point recently proposed as a malnutrition marker(PA ≤ 4.9°) in Kaplan-Meier curves and multivariate Cox regression models. RESULTS The patients were divided into two groups according to the PA cutoff value(PA > 4.9°, n = 73; PA ≤ 4.9°, n = 61). Weight, height, and body mass index were similar in both groups, but patients with PAs > 4.9° were younger and had higher mid-arm muscle circumference, albumin, and handgrip-strength values and lower severe ascites and encephalopathy incidences, interleukin(IL)-6/IL-10 ratios and C-reactive protein levels than did patients with PAs ≤ 4.9°(P ≤ 0.05). Forty-eight(35.80%) patients died due to cirrhosis, with a median of 18 mo(interquartile range, 3.3-25.6 mo) follow-up until death. Thirty-one(64.60%) of these patients were from the PA ≤ 4.9° group. PA ≤ 4.9° significantly and independently affected the mortality model adjusted for Model for End-Stage Liver Disease score and age(hazard ratio = 2.05, 95%CI: 1.11-3.77, P = 0.021). In addition, Kaplan-Meier curves showed that patients with PAs ≤ 4.9° were significantly more likely to die. CONCLUSION In male patients with cirrhosis, the PA ≤ 4.9° cutoff was associated independently with mortality and identified patients with worse metabolic, nutritional, and disease progression profiles. The PA may be a useful and reliable bedside tool to evaluate prognosis in cirrhosis.Giliane Belarmino Maria Cristina Gonzalez Raquel S Torrinhas Priscila Sala Wellington Andraus Luiz Augusto Carneiro D'Albuquerque Rosa Maria R Pereira Valéria F Caparbo Graziela R Ravacci Lucas Damiani Steven B Heymsfield Dan L Waitzberg 2017World Journal of Hepatology2017,9,7:11
2A pilot study of the modulation of sirtuins on arylamine N-acetyltransferase 1 and 2 enzymatic activity显示文摘Arylamine N-acetyltransferase(NAT; E.C. 2.3.1.5) enzymes are responsible for the biotransformation of several arylamine and hydrazine drugs by acetylation. In this process, the acetyl group transferred to the acceptor substrate produces NAT deacetylation and, in consequence, it is susceptible of degradation. Sirtuins are protein deacetylases, dependent on nicotine adenine dinucleotide,which perform post-translational modifications on cytosolic proteins. To explore possible sirtuin participation in the enzymatic activity of arylamine NATs, the expression levels of NAT1, NAT2,SIRT1 and SIRT6 in peripheral blood mononuclear cells(PBMC) from healthy subjects were examined by flow cytometry and Western blot. The in situ activity of the sirtuins on NAT enzymatic activity was analyzed by HPLC, in the presence or absence of an agonist(resveratrol) and inhibitor(nicotinamide) of sirtuins. We detected a higher percentage of positive cells for NAT2 in comparison with NAT1, and higher numbers of SIRT1t cells compared to SIRT6 in lymphocytes. In situ NAT2 activity in the presence of NAM inhibitors was higher than in the presence of its substrate, but not in the presence ofresveratrol. In contrast, the activity of NAT1 was not affected by sirtuins. These results showed that NAT2 activity might be modified by sirtuins.Eneida Turiján-Espinoza Rául Alejandro Salazar-González Edith Elena Uresti-Rivera Gloria Estela Hernández-Hernández Montserrat Ortega-Juárez Rosa Milán Diana Portales-Pérez 2018Acta Pharmaceutica Sinica B2018,8,2:7
3Early-onset colorectal cancer:A review of current knowledge显示文摘Colorectal cancer(CRC)is one of the most prevalent malignancies worldwide.Although most prevalent among older people,its incidence above 50 years old has been decreasing globally in the last decades,probably as a result of better screening.Paradoxically,its incidence in patients below 50 years old[early-onset CRC(EO-CRC)]has been increasing,for reasons not yet fully understood.EOCRC’s increasing incidence is genre independent but shows racial disparities and has been described to occur worldwide.It follows a birth-cohort effect which probably reflects a change in exposure to CRC risk factors.Its incidence is predicted to double until 2030,which makes EO-CRC a serious public health issue.Both modifiable and non-modifiable risk factors have been identified-some are potential targets for preventive measures.EO-CRC is often diagnosed at advanced stages and histological features associated with poor prognosis have been described.EO-CRC presents some distinctive features:Microsatellite instability is common,but another subtype of tumours,both microsatellite and chromosome stable also seems relevant.There are no age-specific treatment protocols and studies on EO-CRC survival rates have shown conflicting data.Due to the higher germline pathological mutations found in EO-CRC patients,an accurate genetic risk evaluation should be performed.In this review,we summarize the current evidence on epidemiological,clinical,histopathological and molecular features of EO-CRC and discuss the contribution of genetics and lifestyle risk factors.We further comment on screening strategies and specific dimensions to consider when dealing with a younger cancer patient.Margarida R Saraiva Isadora Rosa Isabel Claro 2023World Journal of Gastroenterology2023,29,8:3
4Dendritic cell deficiencies persist seven months after SARS-CoV-2 infection显示文摘Severe Acute Respiratory Syndrome Coronavirus(SARS-CoV)-2 infection induces an exacerbated inflammation driven by innate immunity components.Dendritic cells(DCs)play a key role in the defense against viral infections,for instance plasmacytoid DCs(pDCs),have the capacity to produce vast amounts of interferon-alpha(IFN-α).In COVID-19 there is a deficit in DC numbers and IFN-αproduction,which has been associated with disease severity.In this work,we described that in addition to the DC deficiency,several DC activation and homing markers were altered in acute COVID-19 patients,which were associated with multiple inflammatory markers.Remarkably,previously hospitalized and nonhospitalized patients remained with decreased numbers of CD1c+myeloid DCs and pDCs seven months after SARS-CoV-2 infection.Moreover,the expression of DC markers such as CD86 and CD4 were only restored in previously nonhospitalized patients,while no restoration of integrinβ7 and indoleamine 2,3-dyoxigenase(IDO)levels were observed.These findings contribute to a better understanding of the immunological sequelae of COVID-19.Alberto Pérez-Gómez Joana Vitallé Carmen Gasca-Capote Alicia Gutierrez-Valencia María Trujillo-Rodriguez Ana Serna-Gallego Esperanza Muñoz-Muela María de los Reyes Jiménez-Leon Mohamed Rafii-El-Idrissi Benhnia Inmaculada Rivas-Jeremias Cesar Sotomayor Cristina Roca-Oporto Nuria Espinosa Carmen Infante-Domínguez Juan Carlos Crespo-Rivas Alberto Fernández-Villar Alexandre Pérez-González Luis Fernando López-Cortés Eva Poveda Ezequiel Ruiz-Mateos JoséMiguel Cisneros Sonsoles Salto-Alejandre Judith Berastegui-Cabrera Pedro Camacho-Martínez Carmen Infante-Domínguez Marta Carretero-Ledesma Juan Carlos Crespo-Rivas Eduardo Márquez JoséManuel Lomas Claudio Bueno Rosario Amaya JoséAntonio Lepe Jerónimo Pachón Elisa Cordero Javier Sánchez-Céspedes Manuela Aguilar-Guisado Almudena Aguilera Clara Aguilera Teresa Aldabo-Pallas Verónica Alfaro-Lara Cristina Amodeo Javier Ampuero María Dolores Avilés Maribel Asensio Bosco Barón-Franco Lydia Barrera-Pulido Rafael Bellido-Alba Máximo Bernabeu-Wittel Candela Caballero-Eraso Macarena Cabrera Enrique Calderón Jesús Carbajal-Guerrero Manuela Cid-Cumplido Yael Corcia-Palomo Juan Delgado Antonio Domínguez-Petit Alejandro Deniz Reginal Dusseck-Brutus Ana Escoresca-Ortega Fátima Espinosa Nuria Espinosa Michelle Espinoza Carmen Ferrándiz-Millón Marta Ferrer Teresa Ferrer Ignacio Gallego-Texeira Rosa Gámez-Mancera Emilio García Horacio García-Delgado Manuel García-Gutiérrez María Luisa Gascón-Castillo Aurora González-Estrada Demetrio González Carmen Gómez-González Rocío González-León Carmen Grande-Cabrerizo Sonia Gutiérrez Carlos Hernández-Quiles Inmaculada Concepción Herrera-Melero Marta Herrero-Romero Luis Jara Carlos Jiménez-Juan Silvia Jiménez-Jorge Mercedes Jiménez-Sánchez Julia Lanseros-Tenllado Carmina López Isabel López Álvaro López-Barrios Luis F.López-Cortés Rafael Luque-Márquez Daniel Macías-García Guillermo Martín-Gutiérrez Luis Martín-Villén JoséMolina Aurora Morillo María Dolores Navarro-Amuedo Dolores Nieto-Martín Francisco Ortega María Paniagua-García Amelia Peña-Rodríguez Esther Pérez Manuel Poyato Julia Praena-Segovia Rafaela Ríos Cristina Roca-Oporto Jesús F.Rodríguez María Jesús Rodríguez-Hernández Santiago Rodríguez-Suárez Ángel Rodríguez-Villodres Nieves Romero-Rodríguez Ricardo Ruiz Zida Ruiz de Azua Celia Salamanca Sonia Sánchez Víctor Manuel Sánchez-Montagut César Sotomayor Alejandro Suárez Benjumea Javier Toral 2021Cellular & Molecular Immunology2021,18,9:2
5Infectious, atopic and inflammatory diseases, childhood adversities and familial aggregation are independently associated with the risk for mental disorders: Results from a large Swiss epidemiological study显示文摘AIM To examine the associations between mental disorders and infectious, atopic, inflammatory diseases while adjusting for other risk factors.METHODS We used data from PsyC oL aus, a large Swiss Population Cohort Study(n = 3720; age range 35-66). Lifetime diagnoses of mental disorders were grouped into the following categories: Neurodevelopmental, anxiety(early and late onset), mood and substance disorders. They were regressed on infectious, atopic and other inflammatory diseases adjusting for sex, educational level, familial aggregation, childhood adversities and traumatic experiences in childhood. A multivariate logistic regression was applied to each group of disorders. In a complementary analysis interactions with sex were introduced via nested effects. RESULTS Associations with infectious, atopic and other chronic inflammatory diseases were observable together with consistent effects of childhood adversities and familial aggregation, and less consistent effects of trauma in each group of mental disorders. Streptococcal infections were associated with neurodevelopmental disorders(men), and measles/mumps/rubella-infections with early and late anxiety disorders(women). Gastric inflammatory diseases took effect in mood disorders(both sexes) and in early disorders(men). Similarly, irritable bowel syndrome was prominent in a sex-specific way in mood disorders in women, and, moreover, was associated with early and late anxiety disorders. Atopic diseases were associated with late anxiety disorders. Acne(associations with mood disorders in men) and psoriasis(associations with early anxiety disorders in men and mood disorders in women) contributed sex-specific results. Urinary tract infections were associated with mood disorders and, in addition, in a sex-specific way with late anxiety disorders(men), and neurodevelopmental and early anxiety disorders(women).CONCLUSION Infectious, atopic and inflammatory diseases areimportant risk factors for all groups of mental disorders. The sexual dimorphism of the associations is pronounced.Vladeta Ajdacic-Gross Aleksandra Aleksandrowicz Stephanie Rodgers Margot Mutsch Anja Tesic Mario Müller Wolfram Kawohl Wulf R?ssler Erich Seifritz Enrique Castelao Marie-Pierre F Strippoli Caroline Vandeleur Roland von K?nel Rosa Paolicelli Markus A Landolt Cornelia Witthauer Roselind Lieb Martin Preisig 2016World Journal of Psychiatry2016,6,4:2
6Adenosine to facilitate the clipping of cerebral aneurysms:literature review显示文摘Cerebral aneurysms have a high mortality rate when ruptured.Endovascular techniques have improved substantially in treating this pathology.However,surgical clip ligation remains the preferred option for some aneurysms.Various techniques are used intraoperatively to assist the surgeon in dissecting the aneurysmal dome free of surrounding tissue and placing a clip around the neck safely and effectively so that no nearby perforating vessels are affected and no residual remains.These techniques include temporary clip ligation,endovascular balloon occlusion and cardiac standstill.Adenosine use is one viable option for induced cardiac arrest leading to a short period of controlled hypotension.Its predictable course of action,rapid onset and offset and rare incidence of adverse side effects make it an attractive agent in this regard.Below,we provide an introduction to adenosine use,describing its pharmacokinetic properties,indications,contraindications,complications and future directions.Virendra R Desai Alejandro L Rosas Gavin W Britz 2017Stroke & Vascular Neurology2017,2,4:2
7The essential nature of the ubiquitous 26-kilobase circular replicon of Borreliaburgdorferi显示文摘Byram R Stewart PE Rosa P 2004J Bacteriol2004,186,:1
8Delayed leaf senescence induces extreme drought tolerance in a flowering plant显示文摘Rosa M R Mikiko K Amira G 2007Proceedings of the National Academy of Sciences2007,104,19:1
9Functional study of the transplanted kidney with power Doppler US and time/intensity curves 显示文摘Farina R Pennisi F La Rosa M 2007Radiol Med2007,112,:1
10Pneumonia and respiratory failure from swine-origin influenza A (H1N1) in Mexico显示文摘Perez-Padilla R de la Rosa Zamboni D Ponce de Leon S 2009N Engl J Med2009,361,7:1
11Oxidative and nitrosative stress and fibrogenic response 显示文摘Urtasun R Condela Rosa L Nieto N 2008Clinics in liver disease2008,12,7:1
12An organic selenium compound attenuates apomorphine-induced stereotypy in mice 显示文摘MACHADOA M S ROSA R M DANTAS A S 2006Neurosc Lett2006,410,2:1
13Nm23/nucleoside diphosphate kinase:toward a structural and biochemical understanding of its bio logical functions显示文摘de la Rosa A Williams R L Steeg P S 1995Bioessays1995,17,1:1
14Primary Sjogren syndrome in Spain:clinical and immunologic expression in 1010 patients显示文摘Ramos-Casals M Solans R Rosas J 2008Medicine2008,87,4:1
15Parosteal lipoma of therib: CT findings and pathologic correlation 显示文摘Imbriaco M Ignarra R De Rosa N 2003Clin Imaging2003,27,:1
16Phosphorus bioavailability affected by tillage and crop rotation on a Chilean volcanic derived Ultisol显示文摘YONATHAN D R ROSA R JUAN L R 2007Geoderma2007,139,:1
17Photo- sensitizer in clinical PDT显示文摘ALLISON R R DOWNIE G H ROSA C 2004Photodiagnosis and Photo- dynamic Therapy2004,,1:1
18Secondary metabolites and nutrient concentra- tions in silver bitch seedling under five levels of daily UV-B exposure and two relative nutrient addition rates 显示文摘DE LA ROSA TM JULKUNEN-TIIT- TO R LEHTO T 2001New Phytologist2001,150,1:1
19Primary Sjogrenr ssyndrome in Spain: clinical and immunologic expression in 1010patients显示文摘Ramos-Casals M Solans R Rosas J 2008Medicine CBaltimore)2008,87,4:1
20Dopamine mediates the vagal modulation of the immune system by eleetroaeupuneture 显示文摘Tones - Rosas R Yehial G Pefial G 2014Nat Med2014,20,3:1
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