beta-carotene


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be·ta car·o·tene

also be·ta-car·o·tene  (bā′tə-kăr′ə-tēn′, bē′-)
n.
The isomeric form of carotene that is most widely distributed in nature and is efficiently converted to vitamin A by the body.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.beta-carotene - an isomer of carotene that is found in dark green and dark yellow fruits and vegetablesbeta-carotene - an isomer of carotene that is found in dark green and dark yellow fruits and vegetables
carotenoid - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
carotene, carotin, provitamin A - an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
References in periodicals archive ?
Beta-carotene is a bioactive precursor retinoid that can form Vitamin A.
Nutrition studies indicate that beta-carotene in biofortified staple crops is converted efficiently to VA in the body.
In this test, defensive effect of beta-carotene was investigated in opposition to apoptosis induced by AFB1 in MDCK cells.
beta-Carotene inhibits neuroblastoma cell invasion and metastasis in vitro and in vivo by decreasing level of hypoxia-inducible factor-1 alpha.
A prospective study nested within the Physicians' Health Study was conducted to determine whether supplementation with beta-carotene during radiation therapy for prostate cancer is associated with an increased risk of prostate cancer death or metastases.
In 2001, the National Eye Institute (NEI) reported that a supplement with vitamin C, vitamin E, beta-carotene, zinc, and copper could slow macular degeneration, though only if the disease was already at an intermediate or advanced stage.
Beta-carotene is an organic compound - a terpenoid red-orange pigment; and is the major carotenoid precursor of vitamin A.
Provitamin A carotenoids, like alpha- and beta-carotene, impart the orange and yellow colors to many fruits and vegetables.
Beta-carotene is the most potent precursor of vitamin A for humans (meaning the body breaks down beta-carotene into vitamin A).
Based on many current ingredient labelling standards, consumers cannot distinguish if their food and beverages contain a natural or chemically derived beta-carotene colour source.
An article in the American Journal of Clinical Nutrition describes the finding of a protective effect for vitamin C, beta-carotene, and magnesium against hearing loss, which frequently occurs during aging and affects approximately 17% of US adults.
TEHRAN (FNA)- Iranian researchers succeeded in the production of nanostructured lipid carriers as beta-carotene carrier.