Results 21 to 30 of about 9,567 (236)

Butia: physical, nutritional and antioxidant properties of red, orange and yellow fruits

open access: yesAgrociencia Uruguay, 2022
The fruit of the butia palm [Butia odorata (Barb. Rodr.) Noblick] has cultural and economic value for the inhabitants of the protected landscape area in Los Palmares de Rocha, Uruguay. Determining the physicochemical and nutritional quality of the fruits
Fernanda Isabel Zaccari Veiga   +2 more
doaj   +1 more source

Main Carotenoids Produced by Microorganisms

open access: yesEncyclopedia, 2021
Carotenoids are the pigments present in plants, animals, and microorganisms which are responsible for a broad variety of colors found in nature. Their capacity as antioxidants mainly established their marketable success as health, food, and feed ...
Sonia Martínez-Cámara   +4 more
doaj   +1 more source

Does ultraviolet radiation affect the xanthophyll cycle in marine phytoplankton? [PDF]

open access: yes, 2009
This Perspective summarizes the state of knowledge of the impact of ultraviolet radiation on the photoprotective xanthophyll cycle in marine phytoplankton.
van de Poll, W. H.   +4 more
core   +1 more source

Dietary Effects of Carotenoid on Growth Performance and Pigmentation in Bighead Catfish (Clarias macrocephalus Günther, 1864)

open access: yesFishes, 2022
This study investigates the effects of supplemental carotenoid pigments on growth and color performance in bighead catfish (Clarias macrocephalus). Two experiments were undertaken to determine the appropriate types, feed duration, and dose of astaxanthin
Tran Thi Thanh Hien   +6 more
doaj   +1 more source

Effect of cultivar, flesh colour, locality and year on carotenoid content in potato tubers

open access: yesPlant, Soil and Environment, 2016
In this study, twelve cultivars of potato with different flesh colour (yellow, purple and red) were cultivated in 2012 and 2013 in two trial localities in the Czech Republic and evaluated for the main individual carotenoids.
K. Hamouz   +4 more
doaj   +1 more source

Uncovering the Use of Fucoxanthin and Phycobiliproteins into Solid Matrices to Increase Their Emission Quantum Yield and Photostability

open access: yesApplied Sciences, 2022
In the search for a better and brighter future, the use of natural luminescent renewable materials as substitutes for synthetic ones in the energy field is of prime importance.
Lília M. S. Dias   +9 more
doaj   +1 more source

Response of some maize hybrids (Zea mays L.) for foliar application by polyisoprenic on bioactive components grown under middle Egyptian conditions [PDF]

open access: yesArchives of Agriculture Sciences Journal, 2020
Grains of three maize hybrids grown in the middle Egypt zone were obtained and investigated for study the effect of spraying treatment with two β-carotene (βC) levels and natural carotenoids extract (NCE). The maize hybrids are yellow hybrid (No.
M. Mohamed   +3 more
doaj   +1 more source

Reproductive Effort of Female Mountain Quail Induced by Dietary Xanthophyll [PDF]

open access: yes, 2017
Reproductive effort of quail in the arid American West is closely associated with spring precipitation and soil moisture levels. Profound fecundity during moist springs and weak reproductive effort during dry springs has been demonstrated for several ...
Delehanty, David
core   +2 more sources

Study of the Evolution of Pigments from Freshly Pressed to ‘On-the-Shelf’ Extra-Virgin Olive Oils by Means of Near-UV Visible Spectroscopy

open access: yesFoods, 2021
Spectroscopic non-destructive methods have high potentialities as fast, cheap and easy-to-be-used approaches to address olive oil quality and authenticity. Based on previous research where near-UV Visible spectroscopy was used to investigate extra-virgin
Eleonora Borello   +2 more
doaj   +1 more source

Supplementation of Japanese Quail (Coturnix coturnix japonica) Breeders with Tagetes erecta Flower Extract and Vitamin E Improves the Oxidative Status of Embryos and Chicks

open access: yesPoultry, 2023
The effects of Tagetes erecta flower extract (TFE) and increasing levels of vitamin E (VE) in the diet of Japanese quail breeders on progeny performance and oxidative status were studied.
Lenilson Fonseca Roza   +8 more
doaj   +1 more source

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