393 research outputs found

    Neo-Suprahepatic cava: A case report of a modified technique for domino liver transplantation

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    Domino liver transplantation, introduced in 1997, originally consisted of a graft from a patient with familial amyloidotic polyneuropathy used as a donor for a compatible recipient, thus increasing the pool of hepatic grafts for liver transplantation. The aim of this report was to present a modification on the technique for outflow reconstruction in domino liver transplantation first proposed by Liu et al and Cescon et al. In this description we proposed a new technique that differs from the one mentioned above by performing a neo-suprahepatic cava, constructed using only an iliac vein graft, facilitating the anastomosis as if it was a regular cadaveric liver transplant.Fil: Padín, J. M.. Fundación Favaloro; ArgentinaFil: Pfaffen, G.. Fundación Favaloro; ArgentinaFil: Pérez Fernández, I.. Fundación Favaloro; ArgentinaFil: Sandi, M.. Fundación Favaloro; ArgentinaFil: Ramisch, D.. Fundación Favaloro; ArgentinaFil: Barros Schelotto, P.. Fundación Favaloro; ArgentinaFil: Gondolesi, Gabriel Eduardo. Fundación Favaloro; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentin

    Phenolic profiling and in vitro bioactivities of three medicinal Bryophyllum plants

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    Bryophyllum constitutes a subgenus within the genus Kalanchoe that contains several plant species used in traditional medicine worldwide for the treatment of several diseases. However, little is known about the phytoconstituents of Bryophyllum spp. and previous reports have pointed at their low in Planta concentrations of bioactive compounds. In this work, we take advantage of plant in vitro culture for the study of the phenolic compounds found in the aerial parts of Bryophyllum spp. and their associated bioactivities. Our results show that the induction of nutritional stress leads to an improved accumulation of phenolic compounds, mainly flavonols and anthocyanins, represented by myricetin and malvidin glycosides, respectively. This effect is mainly found for B. × houghtonii, whose hydroethanolic extracts promoted the highest antioxidant, cytotoxic and anti-inflammatory activities. In the case of cytotoxic activity, Bryophyllum extracts showed an enhanced activity against the MCF-7 human breast carcinoma cell line. Meanwhile, extracts from B. daigremontianum promoted a wide range of effectiveness against different bacterial and fungal strains. This study is committed to shed light about the phytochemical potential associated to this unexplored subgenus, with the aim of considering Bryophyllum spp. as a valuable source of bioactive compounds for their exploitation in food, cosmetic and pharmaceutical industries.The authors acknowledge the Spanish Ministry of Education for the FPU grant awarded to Pascual García-Pérez (FPU15/04849) and ADICAM research center for kindly providing the plant material.info:eu-repo/semantics/publishedVersio

    Attributable mortality to radon exposure in Galicia, Spain. Is it necessary to act in the face of this health problem?

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    <p>Abstract</p> <p>Background</p> <p>Radon is the second risk factor for lung cancer after tobacco consumption and therefore it is necessary to know the burden of disease due to its exposure. The objective of this study is to estimate radon-attributable lung cancer mortality in Galicia, a high emission area located at the Northwest Spain.</p> <p>Methods</p> <p>A prevalence-based attribution method was applied. Prevalence of tobacco use and radon exposure were obtained from a previously published study of the same area. Attributable mortality was calculated for each of six possible risk categories, based on radon exposure and smoking status. Two scenarios were used, with 37 Bq/m<sup>3 </sup>and 148 Bq/m<sup>3 </sup>as the respective radon exposure thresholds. As the observed mortality we used lung cancer mortality for 2001 from the Galician mortality registry.</p> <p>Results</p> <p>Mortality exclusively attributable to radon exposure ranged from 3% to 5% for both exposure thresholds, respectively. Attributable mortality to combined exposure to radon and smoking stood at around 22% for exposures above 148 Bq/m<sup>3</sup>. Applying the United States Environmental Protection Agency (EPA) action level, radon has a role in 25% of all lung cancers.</p> <p>Conclusions</p> <p>Although the estimates have been derived from a study with a relatively limited sample size, these results highlight the importance of radon exposure as a cause of lung cancer and its effect in terms of disease burden. Radon mitigation activities in the study area must therefore be enforced.</p

    Visceral and subcutaneous abdominal adiposity and pulmonary function in 30-year-old adults: a cross-sectional analysis nested in a birth cohort.

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    BACKGROUND: Several studies have verified body fat distribution in association with pulmonary function (PF), mainly waist circumference, but few have used measures able to distinguish abdominal fat compartments. The present study aims to verify the association of visceral adipose tissue (VAT) and subcutaneous adipose tissue (SAT) with PF measures. METHODS: In 1982, all hospital births occurring in Pelotas, Brazil, were identified and those livebirths have been followed. In 2012-13, the cohort participants were evaluated and VAT and SAT measured using ultrasound; forced expiratory volume in the first second (FEV1) or forced vital capacity (FVC) were patronized in z-scores stratified by sex. The associations were verified using crude and adjusted linear regressions. RESULTS: The present analyses comprised 3438 individuals (1721 women). VAT was inversely associated with spirometric parameters, in both crude and adjusted models. SAT showed inverse associations in the crude analyzes in males and a positive trend after adjustment, except for SAT and FVC in males. To each centimeter of VAT, mean adjusted FEV1 z-scores decreased 0.072 (95% CI -0.107; -0.036) in men and 0.127 (95% CI -0.164; -0.090) in women, and FVC z-scores decreased -0.075 (95% CI -0.111; -0.039) and 0.121 (95% CI -0.158; -0.083), in men and women, respectively. CONCLUSIONS: VAT has a consistent inverse association with FEV1 and FVC in both sexes. On the other hand, SAT showed inconsistent results with PF parameters

    Alergia a la proteína de leche de vaca en la infancia: microbiota, hidrolizados y tolerancia

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    Trabajo presentado al XIII Workshop Sociedad Española de Microbiota, Probióticos y Prebióticos, celebrado en Valencia (España), del 7 la 9 de junio de 2022.Introducción La alergia a proteínas de leche de vaca (APLV) es la alergia alimentaria más frecuente en la infancia, habiéndose descrito posibles relaciones con la microbiota intestinal y con el tipo de alimentación. El objetivo de este trabajo es profundizar en el estudio de la microbiota intestinal en menores de un año con APLV y su relación con la adquisición de tolerancia y dieta, comparando muestras al diagnóstico y a los 6 meses de seguimiento con dieta de exclusión láctea. Metodología Se reclutaron 22 pacientes diagnosticados con APLV (14 mediados por IgE y 8 no mediados) y un grupo control de 25 niños sanos. Se recogieron muestras de heces y se realizó un análisis metataxonómico del ADNr 16S y de las regiones ITS de bifidobacterias por secuenciación. Se evaluaron las características clínico-epidemiológicas de los pacientes y se realizó un seguimiento a los 6 meses para evaluar tolerancia y el uso de distintas fórmulas terapéuticas de sustitución alimentaria. Resultados Se detectó un mayor porcentaje de secuencias pertenecientes al filo Actinobacteria (¿60%) en controles frente a casos (¿30%) al diagnóstico. Además, el patrón de abundancias relativas de bifidobacterias fue diferente entre controles y pacientes no mediados por IgE, con una menor proporción de B. longum en estos últimos. Tras la dieta de exclusión, sólo 3 de los pacientes, que estaban tomando distintos tipos de fórmulas terapéuticas, adquirió tolerancia, de los cuales 2 eran casos no mediados por IgE. Conclusiones En los pacientes APLV no IgE mediada se observaron perfiles microbianos distintos de los lactantes sanos, encontrándose a su vez en este grupo una mayor tolerancia al cabo de 6 meses. En tratamiento y seguimiento de la APLV la determinación de la microbiota intestinal puede ser clave para establecer posibles vínculos con la adquisición de tolerancia y el tipo de hidrolizado

    Evaluation of a class of isatinoids identified from a high-throughput screen of human kinase inhibitors as anti-Sleeping Sickness agents

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    New treatments are needed for neglected tropical diseases (NTDs) such as Human African trypanosomiasis (HAT), Chagas disease, and schistosomiasis. Through a whole organism high-throughput screening campaign, we previously identified 797 human kinase inhibitors that grouped into 59 structural clusters and showed activity against T. brucei, the causative agent of HAT. We herein report the results of further investigation of one of these clusters consisting of substituted isatin derivatives, focusing on establishing structure-activity and -property relationship scope. We also describe their in vitro absorption, distribution, metabolism, and excretion (ADME) properties. For one isatin, NEU-4391, which offered the best activity-property profile, pharmacokinetic parameters were measured in mice

    A Study of Sawara Marathon at Chiba Normal School

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    <p>FEV<sub>1</sub>: forced expiratory volume in the first second; BMI: body mass index; WC: waist circumference; FM: fat mass; FFM fat free mass. Adjusted by height, weight and skin color current asset index (quintiles), current achieved schooling, smoking status, wheezing in the last year, physical activity and corticoids use in the last three months, birth weight and maternal smoking during pregnancy. P-values for A–D plots: Wald’s test for heterogeneity; p-values for E—H plots: Wald’s test for linear tendency. First quintile: lowest values; fifth quintile: highest values (anthropometric and body composition variables)</p

    Charge separation relative to the reaction plane in Pb-Pb collisions at sNN=2.76\sqrt{s_{\rm NN}}= 2.76 TeV

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    Measurements of charge dependent azimuthal correlations with the ALICE detector at the LHC are reported for Pb-Pb collisions at sNN=2.76\sqrt{s_{\rm NN}} = 2.76 TeV. Two- and three-particle charge-dependent azimuthal correlations in the pseudo-rapidity range η<0.8|\eta| < 0.8 are presented as a function of the collision centrality, particle separation in pseudo-rapidity, and transverse momentum. A clear signal compatible with a charge-dependent separation relative to the reaction plane is observed, which shows little or no collision energy dependence when compared to measurements at RHIC energies. This provides a new insight for understanding the nature of the charge dependent azimuthal correlations observed at RHIC and LHC energies.Comment: 12 pages, 3 captioned figures, authors from page 2 to 6, published version, figures at http://aliceinfo.cern.ch/ArtSubmission/node/286
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