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Multiple loss-of-function mutations of carotenoid cleavage dioxygenase 4 reveal its major role in both carotenoid level and apocarotenoid composition in flue-cured mature tobacco leaves
Apocarotenoid volatiles contribute to the flavor of many agricultural products. In many flowering plants, carotenoid cleavage dioxygenase 4 (CCD4) is...
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Carotenoid biosynthesis genes LcLCYB, LcLCYE, and LcBCH from wolfberry confer increased carotenoid content and improved salt tolerance in tobacco
Carotenoids play essential roles in plant growth and development and provide plants with a tolerance to a series of abiotic stresses. In this study,...
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Transcriptome analysis reveals association of carotenoid metabolism pathway with fruit color in melon
Flesh color is an important quality of melon ( Cucumis melo L.) and is determined mainly by carotenoid content, awarding them with colors, aromas, and...
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Light activation of Orange Carotenoid Protein reveals bicycle-pedal single-bond isomerization
Orange Carotenoid protein (OCP) is the only known photoreceptor which uses carotenoid for its activation. It is found exclusively in cyanobacteria,...
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Improving the antinutritional profiles of common beans (Phaseolus vulgaris L.) moderately impacts carotenoid bioaccessibility but not mineral solubility
Common beans are a common staple food with valuable nutritional qualities, but their high contents in antinutritional factors (ANFs) can decrease the...
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Association between atherosclerotic cardiovascular disease score and skin carotenoid levels estimated via refraction spectroscopy in the Japanese population: a cross-sectional study
Carotenoids play a role in preventing and impeding the progression of atherosclerotic cardiovascular diseases (ASCVDs) through their anti-oxidative...
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Identification of QTLs for root color and carotenoid contents in Japanese orange carrot F2 populations
Carrot is a major source of provitamin A in a human diet. Two of the most important traits for carrot breeding are carotenoid contents and root...
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Removal of lycopene substrate inhibition enables high carotenoid productivity in Yarrowia lipolytica
Substrate inhibition of enzymes can be a major obstacle to the production of valuable chemicals in engineered microorganisms. Here, we show substrate...
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Microstructures amplify carotenoid plumage signals in tanagers
Brilliantly-colored birds are a model system for research into evolution and sexual selection. Red, orange, and yellow carotenoid-colored plumages...
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Antibiotic treatment increases yellowness of carotenoid feather coloration in male greenfinches (Chloris chloris)
Carotenoid plumage coloration is an important sexually selected trait in many bird species. However, the mechanisms ensuring the honesty of signals...
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The nature of carotenoid S* state and its role in the nonphotochemical quenching of plants
In plants, light-harvesting complexes serve as antennas to collect and transfer the absorbed energy to reaction centers, but also regulate energy...
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Structure elucidation of the novel carotenoid gemmatoxanthin from the photosynthetic complex of Gemmatimonas phototrophica AP64
Gemmatimonas phototrophica AP64 is the first phototrophic representative of the bacterial phylum Gemmatimonadetes . The cells contain photosynthetic...
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Comparative genome characterization of Echinicola marina sp. nov., isolated from deep-sea sediment provide insight into carotenoid biosynthetic gene cluster evolution
Echinicola , carotenoid-pigmented bacteria, are isolated from various hypersaline environments. Carotenoid accumulation in response to salt stress can...
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Proximate, minerals, carotenoid and trypsin inhibitor composition in the exoskeletons of seafood gastropods and their potentials for sustainable circular utilisation
Periwinkle shells of Tympanotonus fuscatus , Pachymelania aurita , and Thais coronata were analyzed for their proximate composition, nutritionally...
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The genes crucial to carotenoid metabolism under elevated CO2 levels in carrot (Daucus carota L.)
The CO 2 saturation point can reach as high as 1819 μmol· mol −1 in carrot ( Daucus carota L.). In recent years, carrot has been cultivated in...
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Color attributes, betacyanin, and carotenoid profiles, bioactive components, and radical quenching capacity in selected Amaranthus gangeticus leafy vegetables
Four selected A. gangeticus accessions were evaluated in terms of color attributes, phytopigments, including betaxanthin, betacyanin, and carotenoid...
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Probing of carotenoid-tryptophan hydrogen bonding dynamics in the single-tryptophan photoactive Orange Carotenoid Protein
The photoactive Orange Carotenoid Protein (OCP) plays a key role in cyanobacterial photoprotection. In OCP, a single non-covalently bound...
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Protective capacity of carotenoid trans-astaxanthin in rotenone-induced toxicity in Drosophila melanogaster
Trans-astaxanthin (TA), a keto-carotenoid found in aquatic invertebrates, possesses anti-oxidative and anti-inflammatory activities. Rotenone is used...
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Structural analysis of a new carotenoid-binding protein: the C-terminal domain homolog of the OCP
The Orange Carotenoid Protein (OCP) is a water-soluble protein that governs photoprotection in many cyanobacteria. The 35 kDa OCP is structurally and...
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Carotenoid metabolite and transcriptome dynamics underlying flower color in marigold (Tagetes erecta L.)
Marigold ( Tagetes erecta L.) is an important ornamental plant with a wide variety of flower colors. Despite its economic value, few biochemical and...
