Results 41 to 50 of about 4,304 (184)

Scientific opinion on the exposure of children and adolescents in the Republic of Croatia to ochratoxin A (OTA) from food

Food Risk Assess Europe, Volume 4, Issue 1, January 2026.
Summary Ochratoxin A (OTA) is a secondary metabolite primarily produced by moulds of the genera Aspergillus and Penicillium. It is most commonly found in foods of plant origin, such as cereals, wine, coffee, spices and various types of fruits and vegetables, green tea, pistachios, figs, raisins, grapes, wine and chestnuts, as well as beer, coffee ...
Sanja Miloš, Vlatka Buzjak Služek, Jelka Pleadin, Maja Šegvić Klarić, Irena Jug, Dražen Knežević   +5 more
wiley   +1 more source

FITASE EM DIETAS PARA SUÍNOS EM CRESCIMENTO: (I) IMPACTO AMBIENTAL PHYTASE IN DIETS FOR GROWING PIGS: (I) ENVIRONMENTAL IMPACT

Ciência Rural, 2002
O objetivo deste trabalho foi determinar o nível adequado de fitase (0, 300, 600 e 900UF/kg da dieta) a ser adicionado em dietas de suínos que continha dois níveis de proteína bruta (PB), um na exigência do animal (18%; NRC, 1988) e outro em nível menor (
Maria do Carmo Mohaupt Marques Ludke, Jorge López, Jorge Vitor Ludke   +2 more
doaj   +1 more source

Amazonian Cyanobacteria as a Source of Bioactive Compounds With Antimicrobial and Cytotoxic Properties

Chemistry &Biodiversity, Volume 22, Issue 12, December 2025.
ABSTRACT Cyanobacteria are photosynthetic microorganisms known for producing diverse bioactive compounds. This study explores the bioactivity of extracts and fractions from Amazonian cyanobacteria and their pigment and phenolic compound production. A fraction from Synechococcus sp. CACIAM 05 showed cytotoxicity against hCMEC/D3 and MG‐63 cells.
Samuel Cavalcante do Amaral, Luciana Pereira Xavier, Mariana Reis, Rhuana V. Médice, Janaína Morone, Raquel Silva, João Morais, Vitor Vasconcelos, Agenor Valadares Santos   +8 more
wiley   +1 more source

Convergent losses of arbuscular mycorrhizal symbiosis in carnivorous plants

New Phytologist, Volume 248, Issue 4, Page 2040-2051, November 2025.
Summary Most land plants form the ancient arbuscular mycorrhizal (AM) symbiosis, while carnivory is a younger trait that evolved in several angiosperm orders. The two biotic interactions similarly help plants acquire mineral nutrients, raising the question of whether they can coexist.
Héctor Montero, Matthias Freund, Kenji Fukushima   +2 more
wiley   +1 more source

Fitase líquida em dieta extrusada para juvenis de tilápia do Nilo (Oreochromis niloticus) - DOI: 10.4025/actascianimsci.v29i4.1016

Acta Scientiarum: Animal Sciences, 2008
Este trabalho foi realizado para avaliar a utilização de fitase líquida sobre o desempenho de juvenis de tilápia do Nilo. Foram utilizados 176 peixes com peso inicial de 45,84 ± 3,31 g, alimentados com dietas sem e com 250; 500 e 1.000 unidades de fitase
Tarcila Souza de Castro Silva, Wilson Massamitu Furuya, Lílian Dena dos Santos, Keila Micheli Fujii, Mariana Michelato, Bruno Shigueo Iwamoto   +5 more
doaj   +1 more source

Scientific opinion on the assessment of the exposure of the population of the republic of Croatia to delta‐9‐tetrahydrocanabinol (δ9‐thc) from industrial hemp food on the market of the republic of Croatia

Food Risk Assess Europe, Volume 3, Issue 4, October 2025.
Summary Delta‐9‐tetrahydrocannabinol (Δ9‐THC) is a naturally occurring psychoactive compound derived from the hemp plant Cannabis sativa. In 2015, EFSA established an acute reference dose (ARfD) of 1 μg/kg body weight (bw) for Δ9‐THC and assessed acute dietary exposure from milk and dairy products.
Danijela Stražanac, Sanja Miloš, Martina Jurković, Irena Brčić Karačonji, Stela Jokić, Dario Lasić, Lea Pollak, Nenad Šuvak, Vlatka Buzjak Služek, Dražen Knežević   +9 more
wiley   +1 more source

Inmovilización de enzimas

Pädi Boletín Científico de Ciencias Básicas e Ingenierías del ICBI, 2018
Existe una amplia diversidad de métodos para inmovilizar enzimas y para seleccionar alguno de ellos debe considerarse la enzima en cuestión, así como las características del proceso y los recursos e infraestructura disponibles. En este trabajo se ensayó el método de atrapamiento en gel de alginato para inmovilizar la pectinasa, una enzima de gran ...
Aviles Cabral, Hugo, Dorantes Adame, Javier Jesús, Calva Neria, Guadalupe, Lucho Constantino, Carlos Alexander, Beltrán Hernández, Rosa Icela   +4 more
openaire   +3 more sources

Estudio bioquímico del veneno de Tityus kaderkai(Scorpiones: Buthidae) con notas sobre su distribución y hábitat en el Perú

Revista Peruana de Biología, 2013
Se ha estudiado bioquímicamente el veneno del escorpión Tityus kaderkai Kovařik, 2005 del departamento de Madre de Dios. El veneno soluble contiene 47.6% de proteína y por PAGESDS muestra cinco bandas proteicas. Las proteínas del veneno fueron separadas,
Enrique Escobar, Rosalina Tincopa, José A. Ochoa   +2 more
doaj   +1 more source

Método experimental para consolidar fibras de papel. (I parte del estudio) [PDF]

Ge-conservación, 2009
En este artículo describimos un nuevo método enzimático para consolidar la celulosa del papel. Este método consiste en la síntesis de la celulosa con una enzima hidrolítica: la celulasa.
Alicia De Lera Santín, Maria Teresa Escohotado Ibor, Loïc Blum, Christophe Marquette   +3 more
doaj   +1 more source

Scientific report on the determination of the presence of cannabinoids in industrial hemp food on the market of the Republic of Croatia

Food Risk Assess Europe, Volume 3, Issue 4, October 2025.
Summary Cannabis sativa L. is one of the oldest cultivated plants on the planet. It was initially used by humans as a source of roughage for animals and as a textile fiber; over time, it has been used as a source of food and medicine. The plant contains bioactive compounds called cannabinoids. The best‐known cannabinoids occurring in Cannabis sativa L.
Martina Jurković, Sandra Bašić, Dražen Knežević   +2 more
wiley   +1 more source