Biological responses that follow the administration of carotenoids in the diet or as supplements are considered as actions. Carotenoides, capacidad antioxidante y compuestos volatiles del. Carotenoides exemplos, principais fontes infoescola. Carranco juregui me, calvo carrillo mc, prezgil romo f, carotenoides y su funcin antioxidante. The structure of carotenoids imparts biological abilities, including photosynthesis, photoprotection, plant coloration, and cell signaling the general structure of the carotenoid is a polyene chain consisting of 911 double bonds and possibly terminating in rings.
Carotenoids within the serum tend to associate with specific tissues in the body. International course an update on facial paralysis 1012 february 2016 pdf download. Pdf on sep 10, 2001, olmedilla alonso and others published carotenoides y salud humana find, read and cite all the research you need on researchgate. However, intake of carotenoids via foods or supplements is low in many population groups. Por su insaturacion son sensibles al oxigeno, metales, acidos, peroxidos, calor, luz y a las lipoxigenasas 6, 7. Carotenoids in human nutrition and health sciencedirect. The function of the longchain, highly unsaturated carotenoids of higher plants in photoprotection is becoming increasingly well understood, while at the same time their function in other processes, such as light collection, needs to be reexamined. They primarily exert antioxidant effects, but individual carotenoids may also act through other mechanisms. Melndezmartnez aj vicario i, heredia fj, pigmentos carotenoides.
There is evidence that they have beneficial effects on eye health, cognitive function and cardiovascular health, and may help reduce the risk of some types of cancer. Betacaroteno carotenoides nutrientes home nutrifacts. Plantas, algas fungos e bacterias conseguem sintetizalos, ja os animais nao, devendo adquirilo atraves da dieta. This structure of conjugated double bonds leads to a high reducing potential, or the ability to transfer electrons throughout the.
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