B-carotene

a CAROTENE which is a precursor of vitamin A, producing two molecules of vitamin A per molecule of B-carotene.

References in periodicals archive ?

In order to avoid or reduce the problems associated with vitamin A therapy, the treatment of alcoholics has been considered using the precursor to vitamin A, b-carotene.

Ethanol Intake and Toxicity: In Search of New Treatments/Ingesta de Etanol y Toxicidad: En Busqueda de Nuevos Tratamientos

Total b-carotene content of the fish was determined spectrophotometrically after extraction with acetone (Choubert and Storebakken, 1989).

Effect of Supplemented Algal Carotenoid Diets on Skin Color of Tomato Clownfish, Amphiprion frenatus

Muzhingi, T, Gadaga T, Siwela A, Grusak M, Russell R and Tang G Yellow maize with high b-carotene is an effective source of vitamin A in healthy Zimbabwean men.

Effect of regular consumption of provitamin a biofortified staple crops on vitamin a status in populations in low-income countries

Antioxidant activities were determined by Diphenyl-2-picrylhydrazyl (DPPH) radical scavenging activity, ferric reducing power (FRAP) and b-carotene bleaching (bCB).

Antioxidant Activity of some Extracts from Gamma irradiated Purslane (Portulaca oleracea) Plant

It was found that the b-carotene content in the fresh fruit is on average 5257.

Dehydration and spraying of buriti pulp (Mauritia flexuosa L.): shelf-life evaluation/Desidratacao e pulverizacao de polpa de buriti (Mauritia flexuosa L.): Avaliacao da vida de prateleira

In presented study, pure b-Carotene was used to evaluate four methods for the quantitative determination of b-carotene.

Quantitative Determination of b-carotene Aided by Hexane / Ethanol Extraction

High doses of b-carotene cause higher incidence of lung carcinoma amongst smokers.

Uses, Misuses of Vitamins

So we have a Chili pepper with high nutrition value, as it consists vitamins, minerals and active ingredients (phytochemical compounds) like Flavonoids B-carotene, a-carotene, lutein, zea-xanthin & cryptoxanthin and most important Capsaicin.

Eating chilli: A spicy and healthy activity

Relationship between vitamin A and b-carotene in blood plasma and milk and mastitis in Holsteins.

Prepartum micronutrient supplementation and its effect on control of sub-clinical mastitis

ZMC manufacturers' active pharmaceutical ingredients, CoQ10, Vitamins A and E, Lycopene, B-Carotene, Lutein, Zeaxanthin, Biotin and Astaxanth in.

ZMC-USA

To assess the antioxidative perspectives, total phenols (TP), DPPH radical scavenging activity (1,1-diphenyl-2-picrylhydrazyl), antioxidant activity by b-carotene assay, ABTS (2,2'-azino-bis, 3-ethylbenzothiazoline-6-sulfonic acid) test and FRAP (Ferric reducing antioxidant power) assay were performed.

PHYTOCHEMICAL PROFILING OF PAKISTANI GARLIC VARIETIES; SPECIAL ATTENTION TO ANTIOXIDANT STATUS

Some dietary factors such as b-carotene and retinoid may be protective against lung cancer.