Results 1 to 10 of about 1,688 (188)

Defining Color Change in Pitaya: A Close Look at Betacyanin Synthesis Genes in Stenocereus queretaroensis

open access: yesFrontiers in Sustainable Food Systems, 2021
Betalains are tyrosine-derived plant pigments present in several species of the Caryophyllales order. Betalains are classified in red betacyanins and yellow betaxanthins and are implicated in plant stress tolerance and visual attraction for pollinators ...
Javier Morales   +6 more
doaj   +1 more source

Biological Properties and Applications of Betalains

open access: yesMolecules, 2021
Betalains are water-soluble pigments present in vacuoles of plants of the order Caryophyllales and in mushrooms of the genera Amanita, Hygrocybe and Hygrophorus. Betalamic acid is a constituent of all betalains.
Izabela Sadowska-Bartosz   +1 more
doaj   +1 more source

Betalains and phenolic compounds of leaves and stems of Alternanthera brasiliana and Alternanthera tenella [PDF]

open access: yes, 2018
Betacyanins and phenolic compounds from acetonitrile:acidified water extracts of Alternanthera brasiliana and Alternanthera tenella were characterized and quantified using a high-performance liquid chromatography system coupled with diode array and ...
Alvarez, I.   +5 more
core   +1 more source

Biosynthesis of food constituents: Natural pigments: Part 1

open access: yesCzech Journal of Food Sciences, 2007
This review article gives a survey of the generally accepted biosynthetic pathways that lead to the most important natural pigments in organisms closely related to foods and feeds.
Jan Velíšek   +2 more
doaj   +1 more source

Potential use of new Colombian sources of betalains. Colorimetric study of red prickly pear (Opuntia dillenii) extracts under different technological conditions [PDF]

open access: yes, 2015
A new source of betalains to be used as natural colorant (Opuntia dillenii) has been studied. The stability of O.dillenii extracts in different pHs and temperatures over time has been scrutinized.
Cejudo Bastante, María Jesús   +2 more
core   +1 more source

Engineering Betalain Biosynthesis in Tomato for High Level Betanin Production in Fruits

open access: yesFrontiers in Plant Science, 2021
Betalains are pigments found in plants of the Caryophyllales order, and include the red-purple betacyanins and the yellow-orange betaxanthins. The red pigment from red beets, betanin, is made from tyrosine by a biosynthetic pathway that consists of a ...
Ramona Grützner   +5 more
doaj   +1 more source

Reviewing the relevance of fluorescence in biological systems [PDF]

open access: yes, 2015
Fluorescence is emitted by diverse living organisms. The analysis and interpretation of these signals may give information about their physiological state, ways of communication among species and presence of specific chemicals.
Cordon, Gabriela Beatriz   +2 more
core   +1 more source

Combinatorial engineering of betalain biosynthesis pathway in yeast Saccharomyces cerevisiae

open access: yesBiotechnology for Biofuels and Bioproducts, 2023
Background Betalains, comprising red–violet betacyanins and yellow–orange betaxanthins, are the hydrophilic vacuolar pigments that provide bright coloration to roots, fruits, and flowers of plants of the Caryophyllales order.
Mahsa Babaei   +8 more
doaj   +1 more source

Dynamics of changes in the content of betalain pigments in red beet roots during the growing season and storage

open access: yesОвощи России, 2023
Purpose. Betalains, plant pigments of red beet roots, exhibit antioxidant activity and reduce the risks of many pathological conditions. However, the widespread introduction of betalains is hampered by insufficient knowledge of their transformations ...
V. M. Koldaev
doaj   +1 more source

Bioaccessibility of Betalains in Beetroot (Beta vulgaris L.) Juice under Different High-Pressure Techniques

open access: yesMolecules, 2022
The influence of high hydrostatic pressure (HHP) and supercritical carbon dioxide (SCCD) on the bioaccessibility of betalains in beetroot (Beta vulgaris L.) juice was investigated.
Urszula Trych   +2 more
doaj   +1 more source

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