Results 11 to 20 of about 15,398 (307)

Use of portable devices and confocal Raman spectrometers at different wavelength to obtain the spectral information of the main organic components in tomatoes (Solanum Lycopersicum) fruits [PDF]

open access: yes, 2013
Tomato (Solanum lycopersicum) fruit samples, in two ripening stages, ripe (red) and unripe (green), collected from a cultivar in the North of Spain (Barrika, Basque Country), were analyzed directly, without any sample pretreatment, with two different ...
De Diego Rodríguez, Alberto   +4 more
core   +3 more sources

Separation of Carotenes and Vitamin E from Palm Oil Mill Effluent Using Silica from Agricultural Waste as an Adsorbent

open access: yesWalailak Journal of Science and Technology, 2016
Palm oil mill effluent (POME) was characterized. The effluent had low nitrogen with high Biochemical Oxygen Demand (BOD) and Chemical Oxygen Demand (COD). 6,500 mg/L of oil (78 % of oil recovery) was recovered from 1 L of POME using n-hexane. 70 and 71 %
Kanokphorn SANGKHARAK   +3 more
doaj   +1 more source

Respuesta del perifiton de agua dulce al glifosato grado-técnico y dos formulados comerciales [PDF]

open access: yes, 2019
El glifosato es el herbicida más utilizado a nivel mundial. Puede llegar a los cuerpos de agua y afectar a las comunidades microbianas. Comparamos los efectos del glifosato grado técnico y dos formulados comerciales sobre una comunidad periférica de agua
Gonzalez, Daniela   +4 more
core   +1 more source

A foundation for provitamin A biofortification of maize: genome-wide association and genomic prediction models of carotenoid levels. [PDF]

open access: yes, 2014
Efforts are underway for development of crops with improved levels of provitamin A carotenoids to help combat dietary vitamin A deficiency. As a global staple crop with considerable variation in kernel carotenoid composition, maize (Zea mays L.) could ...
Buckler, Edward S   +13 more
core   +1 more source

Pigment Composition of Nine Brown Algae from the Iberian Northwestern Coastline: Influence of the Extraction Solvent

open access: yesMarine Drugs, 2022
Brown algae are ubiquitously distributed in the NW coastline of the Iberian Peninsula, where they stand as an underexploited resource. In this study, five solvents were applied to the extraction of pigments from nine brown algae, followed by their ...
Pascual Garcia-Perez   +8 more
doaj   +1 more source

Scientific Opinion on the re‐evaluation of mixed carotenes (E 160a (i)) and beta‐carotene (E 160a (ii)) as a food additive

open access: yesEFSA Journal, 2012
The Panel on Food Additives and Nutrient Sources added to Food provides a scientific opinion re‐evaluating the safety of mixed carotenes [E 160a (i)] and β‐carotene [E 160a (ii)] when used as food colouring substances.
EFSA Panel on Food Additives and Nutrient Sources added to Food (ANS)
doaj   +1 more source

Carotenoids in Cancer Metastasis—Status Quo and Outlook

open access: yesBiomolecules, 2020
Metastasis represents a major obstacle in cancer treatment and the leading cause of cancer-related deaths. Therefore, the identification of compounds targeting the multi-step and complex process of metastasis could improve outcomes in the management of ...
Lenka Koklesova   +13 more
doaj   +1 more source

Extraction of oil, carotenes and tocochromanols from oil palm (Elaeis guineensis) fruit with subcritical propane

open access: yesGrasas y Aceites, 2023
This work aims to screen the extraction of oil and bioactive compounds including carotenes and tocochromanols from oil palm fruit with subcritical propane and without using a cosolvent.
H. Phan-Tai, G. Brunner
doaj   +1 more source

Carotenoids and Markers of Oxidative Stress in Human Observational Studies and Intervention Trials: Implications for Chronic Diseases

open access: yesAntioxidants, 2019
Carotenoids include C30, C40 and C50 terpenoid-based molecules, many of which constitute coloured pigments. However, >1100 of these are known to occur in nature and only about a dozen are known to play a role in our daily diet.
Torsten Bohn
doaj   +1 more source

Obtaining Nettle Extracts (urtica Dioica) by Means of Hydro-cavitation

open access: yesChemical Engineering Transactions, 2022
Stinging nettle (Urtica dioica L.) is considered a great source of secondary metabolites of commercial interest and the extraction of this kind of metabolites is important for the process viability and scale-up. Different alternatives have been evaluated,
Esteban F. Aguirre Duran   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy