Results 11 to 20 of about 22,232 (199)

Alkylresorcinols as a New Type of Gut Microbiota Regulators Influencing Immune Therapy Efficiency in Lung Cancer Treatment

Advanced Gut &Microbiome Research, Volume 2023, Issue 1, 2023., 2023
Background. Alkylresorcinols (ARs) are polyphenolic compounds of microbial origin with a wide spectrum of biological activities and are potentially involved in host immune functioning. The present study is aimed at evaluating alterations in AR content in blood serum and faeces from healthy donors and patients with lung cancer in connection with ...
Aleksandr V. Shestopalov, Oleg I. Kit, Anastasia A. Zabolotneva, Elena Y. Zlatnik, Aleksey Yu Maksimov, Inna A. Novikova, Alexander B. Sagakyants, Sofya V. Timofeeva, Anna S. Goncharova, Anastasia V. Galina, Svetlana A. Appolonova, Pavel A. Markin, Valentin V. Makarov, Sergey M. Yudin, Anton A. Keskinov, Sergei A. Roumiantsev, Oleg I. Meshkov, Jian Wu   +17 more
wiley   +1 more source

Avian Communities of Alatish National Park, Ethiopia

International Journal of Zoology, Volume 2022, Issue 1, 2022., 2022
Alatish National Park, which is located in the Amhara National Regional State at the border with the Republic of Sudan, is rich in its avian resources. To study the park’s avian communities, the study area was classified based on its vegetation structures into riverine woodland, wooded grassland, woodland, and bamboo woodland.
Takele Tesfahun, Dessalegn Ejigu, Joao Pedro Barreiros   +2 more
wiley   +1 more source

Sampling Out: Regulatory Avoidance and the Total Coliform Rule [PDF]

Environmental Science & Technology, 2009
This paper investigates strategic noncompliance with the Total Coliform Rule (TCR) under the U.S. Safe Drinking Water Act. The structure of the TCR provides incentives for some piped drinking water systems to avoid violations by taking additional water quality samples.
Lori S, Bennear, Katrina K, Jessoe, Sheila M, Olmstead   +2 more
openaire   +2 more sources

Evaluación microbiológica en programas de alimentación escolar en instituciones educativas en el Departamento de Boyacá – Colombia

NOVA, 2017
Objetivo. Evaluar la calidad microbiológica en programas de alimentación escolar en instituciones educativas en el Departamento de Boyacá - Colombia en el lapso 2013- 2015. Métodos.
Sandra Suescún Carrero, Sandra Avila-Panche   +1 more
doaj   +1 more source

Contaminación del Arroyo Tosa

Ciencia y Sociedad, 1996
En el período comprendido entre octubre del año 1994 y julio del 1995 fueron identificadas las fuentes de contaminación del Arroyo Tosa y las bombas de abastecimiento de agua para los acueductos de los Castillos y La Ceiba.
Ana Mercedes Henríquez
doaj   +1 more source

Microbiological Guideline Values for Recreational Bathing in Canada: Time for Change?

Canadian Journal of Infectious Diseases and Medical Microbiology, Volume 18, Issue 2, Page 153-157, 2007., 2007
Recreational bathing is an activity practiced by thousands of Canadians every year. While its health benefits are numerous, bathing in polluted water can also be a source of health problems. These problems are generally nonspecific and are difficult to detect through usual health monitoring systems.
Benoit Lévesque, Denis Gauvin
wiley   +1 more source

Comparison of Methods of Sampling for Toxocara Species and Fecal Coliforms in an Outdoor Day Care Environment

Canadian Journal of Infectious Diseases and Medical Microbiology, Volume 9, Issue 3, Page 149-156, 1998., 1998
OBJECTIVE: To compare three sampling methods and to pretest methods for the determination of fecal coliform (FC) counts and Toxocara species from sand in the day care outdoor environment. DESIGN: The sand samples were obtained from the play area and the sandbox of a day care centre and examined for the presence of FC and Toxocara species, the common ...
Hélène Carabin, Theresa W Gyorkos, Evelyne Kokoskin, Pierre Payment, Lawrence Joseph, Julio Soto   +5 more
wiley   +1 more source

Calidad de agua para uso recreativo del Río Ctalamochita en Villa María, Córdoba, Argentina

Tecnología y ciencias del agua, 2023
El Río Tercero o Ctalamochita a lo largo de la ciudad de Villa María, Córdoba, Argentina, es utilizado con fines recreativos, entre otros. El objetivo de este trabajo es evaluar la calidad del agua para tal uso en el tramo correspondiente a la ciudad, a ...
Graciela N. Marín, Silvia A. Moyano, Fernanda G. Biolé, Paula Debernardi   +3 more
doaj   +1 more source

Determinación de la presencia de bacterias patógenas para el humano en aguas de riego en la cuenca alta de la sabana de Bogotá; D.C. Colombia

NOVA, 2014
Objetivo: Determinar la presencia de bacterias patógenas para el humano en aguas de riego en la cuenca alta de la sabana de Bogotá, Colombia. Materiales y métodos: Se recolectaron 21 muestras en 8 municipios, 8 fueron seleccionadas de forma aleatoria ...
Lucía Constanza Corrales Ramírez, Ligía Consuelo Sánchez Leal, Fabián Andrés Escucha Rodríguez   +2 more
doaj   +1 more source

Comparación de indicadores microbiológicos en sistemas de cultivo de tomate convencional o hidropónico

Cuadernos de investigación UNED, 2023
Introducción: El consumo de tomate fresco ha ido en aumento a través de los años y los sistemas de cultivo (convencional o hidropónico), las prácticas de cosecha y poscosecha, el agua de riego y los contenedores pueden incidir sobre su calidad ...
Viviana Wittmann Vega, Gabriela Davidovich-Young, Eric Wong-González, Manuel Montero Barrantes   +3 more
doaj   +1 more source