Publications by authors named "A Venancio"

Aflatoxins constitute a significant risk in staple foods produced in African countries. This research aimed to analyze the total aflatoxin (AFT) contamination of various staple foods in Angola and Mozambique. A total of 233 samples of corn, peanuts, beans, rice, and cassava flour collected from farmers or local markets from the province of Cuanza Sul, Angola, and the provinces of Gaza and Inhambane, South Mozambique, were analyzed for the presence of AFT using the lateral flow strip method via AgraStrip Pro WATEX (Romer).

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Article Synopsis
  • Consumers face a variety of substances in food that may be classified as contaminants, but defining what constitutes a 'contaminant' is not straightforward.
  • The review evaluates food-relevant substances like phytotoxins, mycotoxins, metals, and pesticides against various criteria to determine their status as contaminants, which can vary based on stakeholder perspectives.
  • A suggested definition for 'contaminant' emphasizes the need for control measures due to unacceptable levels of substances in food, highlighting the complexity of risk management and the influence of these definitions on public policy.
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The article examines the circulation of the schizophrenia category in debates and psychiatric spaces in Rio de Janeiro at the beginning of the twentieth century. It analyzes this category in the scientific exchange between Eugen Bleuler and Ernst Kretschmer - observing correspondences between psychodynamic and constitutionalist theories in the European context - and then pursues its use in the Observation Pavilion of the Hospício Nacional de Alienados, in articles and scientific meetings. We investigated how its circulation was simultaneous in scientific and assistance spaces.

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Ginger (), a globally distributed plant, is widely used in the industry for its flavourings, seasonings, and beverages. However, maintaining its quality and volatile components during processing has posed a challenge. This study, therefore, aimed to assess the impact of drying time (24, 48, and 72h) in a circulation oven at 40 °C on the chemical composition and yield of fresh and dried ginger.

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The growing demand for alternative sources of non-animal proteins has stimulated research in this area. Mushrooms show potential in the innovation of plant-based food products. In this study, the aim was to develop prototype fish fillets analogues from mushrooms applying enzymatic treatment (β-glucanase and transglutaminase-TG).

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