Tecnología en Alimentos: Envíos recientes
Mostrando ítems 1-20 de 401
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Análisis de la exposición alimentaria diaria probable de la población a los benzoatos y sorbatos en alimentos procesados consumidos en Costa Rica
(2024-02-07)Se analizó la exposición alimentaria de la población costarricense a benzoatos y sorbatos para evaluar de seguridad del uso de estos preservantes. Esto se realizó con base en la información reportada del gasto en la ... -
Distribución, estabilidad y asociación de la aflatoxina m1 con las principales proteínas de la leche de vaca, durante la manufactura y almacenamiento de queso fresco similar al queso Turrialba elaborado en Costa Rica
(2023)Las micotoxinas son productos naturales originados por el metabolismo secundario de varios hongos toxigénicos que existen en la naturaleza. Las aflatoxinas B1 (AFB1), B2 (AFB2), G1 (AFG1) y G2 (AFG2) son un grupo de ... -
Evaluación del efecto del tiempo de fermentación y condiciones de secado de cinco subvariedades de cacao (Theobroma cacao L.) cultivadas en Upala, Costa Rica, sobre el perfil de ácidos orgánicos, compuestos volátiles y péptidos precursores de aromas claves para su calidad final
(2024)En el presente estudio se evaluó el efecto de tres tiempos de fermentación (3, 5 y 6 días) y tres tipos de secado con aire caliente a 40 °C (circulación continua, flujo transversal a 1 m/s y flujo transversal a 2 m/s) sobre ... -
Aprovechamiento integral de la Mosca Soldado Negra: Bioconversión, sostenibilidad y desafíos emergentes
(2023)The black soldier fly (BSF) has garnered the attention of the scientific community due to its outstanding efficiency in transforming organic waste into raw materials that can be incorporated into the value chain. A ... -
Phytochemical and mineral composition of fruits and seeds of wild-growing Bactris guineensis (L.) H.E. Moore palms from Costa Rica
(2020-12)In the present study, nutritionally relevant constituents of wild-growing B. guineensis palm fruit from Costa Rica were assessed. In the edible exo- and mesocarp, 24 soluble free and six insoluble bound phenolic compounds ... -
Marine phenolic compounds: Sources, commercial value, and biological activities
(2023)The commercial value of phenolic compounds has increased in recent years due to their inherent health-related benefits. Marine phenolics are found in diverse natural sources such as seawater, macro- and microalgae, ... -
11'-α-Tocomonoenol is the major α-tocomonoenol isomer in cyanobacteria and microalgae from Costa Rica
(2022)α-Tocomonoenols are vitamin E-derivatives with a single double-bond in the tocochromanol sidechain. Currently, two congeners are known: 11′-α-tocomonoenol and 12′-α-tocomonoenol, the later better known as “marine-derived ... -
Effect of processing on biofunctionality of selected tropical fruit juices
(2022)This review compiles the current state of knowledge on the effects of processing using thermal and nonthermal technologies and fermentation on selected compounds in potentially health-promoting tropical fruit juices, ... -
Characterisation of acylated anthocyanins from red cabbage, purple sweet potato, and Tradescantia pallida leaves as natural food colourants by HPLC-DAD-ESI(+)-QTOF-MS/MS and ESI(+)-MSn analysis
(2023)Anthocyanins in red cabbage, sweet potato, and Tradescantia pallida leaves were characterised. A total of 18 non–, mono-, and diacylated cyanidins was identified in red cabbage by high performance liquid chromatography-diode ... -
Comprehensive review on carotenoid composition: Transformations during processing and storage of foods
(2023)Stimulated by their multifaceted functions and actions, carotenoids have been among the most investigated food components, producing a voluminous, complicated, and sometimes inconsistent literature. This review puts into ... -
Antimicrobial activities of phenolic extracts of coffee mucilage
(2023-06)The inhibition exerted by ethanolic extracts of coffee mucilage on the growth of bacteria was studied by microdilution in agar. The growth inhibition effect was evaluated for pathogenic or food spoilage related bacteria ... -
Is the R-index method for eliciting preference measures from the 9-point hedonic scale fit for purpose?
(2022-08-27)The traditional protocol for using the 9-point hedonic scale for measuring multiple preferences among a set of products, involves assigning numbers (1–9) to the scale’s verbal categories, which are erroneously treated as ... -
Effect of Palmito cheese processing on sensory characteristics and degree of liking
(2023)Introduction. The production of regional food with local and cultural identity has become an attractive business for small-scale producers because it allows them to market their products highlighting local ingredients and ... -
Características fisicoquímicas y sensoriales del dulce de leche caprino con inclusión de amaretto
(2023)Introducción. A nivel mundial, los lácteos bovinos son prevalentes, por lo que existe la necesidad de estudios enfocados en leches menos tradicionales, como la caprina. Objetivo. Evaluar el efecto de dos niveles de inclusión ... -
Effect of high intensity ultrasound on main bioactive compounds, antioxidant capacity and color in orange juice
(2022)Ultrasound is a useful alternative to thermal processing that can be applied to many food products and juices to aid with enzymes and microorganism inactivation and to improve the efficiency of unit operations generally ... -
The effectiveness of treating irrigation water using ultraviolet radiation or sulphuric acid fertilizer for reducing generic Escherichia coli on fresh produce—a controlled intervention trial
(2021)Aims The aims of this study were to: (i) estimate the effectiveness of ultraviolet radiation (UV) and sulphuric acid-based fertilizer (SA), at reducing levels of generic Escherichia coli in surface irrigation water and ... -
Inactivation of Salmonella and Escherichia coli in surface agricultural water using a commercial UV processing unit
(2022)Treatment of agricultural water aids in the prevention of foodborne disease outbreaks linked to contaminated fresh produce. UV light is a suitable alternative for treating drinking water but is not always effective for ... -
Headspace control and antimicrobials: Inhibition strategies to prevent the growth of Alicyclobacillus acidoterrestris in orange juice
(2022)Alicyclobacillus acidoterrestris can cause spoilage in orange juice that leads to consumer rejection. Six different orange juices were physiochemically characterized (pH, total soluble solids, titratable acidity, total ... -
Análisis de posibles peligros en leche materna donada. Revisión
(2023)La leche materna donada es un recurso de alto valor que puede ser utilizado para la alimentación de neonatos hospitalizados y a término, por tanto, garantizar su inocuidad es imperativo. Esta revisión de literatura reúne ... -
Modelling the effect of salt concentration on the fate of listeria monocytogenes isolated from Costa Rican fresh cheeses
(2021-07)“Turrialba cheese” is a Costa Rican fresh cheese highly appreciated due to its sensory characteristics and artisanal production. As a ready-to-eat dairy product, its formulation could support Listeria monocytogenes growth. ...