Results 71 to 80 of about 2,837 (187)

Carotenoid crystal formation in Arabidopsis and carrot roots caused by increased phytoene synthase protein levels. [PDF]

open access: yesPLoS ONE, 2009
BackgroundAs the first pathway-specific enzyme in carotenoid biosynthesis, phytoene synthase (PSY) is a prime regulatory target. This includes a number of biotechnological approaches that have successfully increased the carotenoid content in ...
Dirk Maass   +4 more
doaj   +1 more source

Degreening Characteristic of Musa AAA 'Berangan' and "William Cavendish' Bananas [PDF]

open access: yes, 2004
A study was conducted on the changes in cellular structure, physiology and physiochemical of Musa AAA 'Berangan' and 'Cavendish' as the ripening progressed at 18+2 and 2722 OC. Mature green (ripening stage (RS) 1) bananas were initiated to ripen using
Ding, Phebe
core  

A Study on the Cell Layer Patterns of a Citrus Periclinal Chimera Reveals β‐Cryptoxanthin Regulation in Citrus Fruits

open access: yesAdvanced Science, Volume 12, Issue 41, November 6, 2025.
Researchers have identified a citrus chimera with distinctive tissue origins and carotenoid profiles. It is discovered that fruit tissues develop from all three cell layers but in different proportions. A key transcription factor, MYB107, regulates β‐cryptoxanthin production by directly activating carotenoid biosynthesis genes, explaining why some ...
Chi Zhang   +8 more
wiley   +1 more source

A global perspective on carotenoids: metabolism, biotechnology, and benefits for nutrition and health. [PDF]

open access: yes, 2018
Carotenoids are lipophilic isoprenoid compounds synthesized by all photosynthetic organisms and some non-photosynthetic bacteria and fungi. With some notable exceptions, animals (including humans) do not produce carotenoids de novo but take them in ...
Bonet Piña, María Luisa   +8 more
core   +1 more source

RNA elements and their biotechnological applications in plants

open access: yesNew Phytologist, Volume 247, Issue 6, Page 2517-2537, September 2025.
Summary Engineering of plants for improved traits and efficient heterologous protein production can be achieved by modifying or introducing cis‐ or trans‐acting RNA elements. The function of these elements depends not only on their nucleotide sequence but also on their highly dynamic higher order structures.
Filip Lastovka   +3 more
wiley   +1 more source

Transcriptomic and Functional Analyses Reveal That PpGLK1 Regulates Chloroplast Development in Peach (Prunus persica)

open access: yesFrontiers in Plant Science, 2018
Peach is an ideal species for fruit tree research because of its small, fully sequenced genome. Chloroplast development is dependent on the tight cooperation between the nuclear and plastid genomes, and is regulated by GLK transcription factors.
Min Chen   +21 more
doaj   +1 more source

Lycopene Synthesis and Related Gene Expression in Pummelo Pulp Increased in Shade-grown Fruit

open access: yesJournal of the American Society for Horticultural Science, 2019
The effects of bagging-induced light reductions on lycopene synthesis and the expression of related genes, antioxidant activity, and sugar composition of ‘Tubtim Siam’ pummelo (Citrus maxima) were investigated.
Paemika Promkaew   +5 more
doaj   +1 more source

Cloning and characterisation of a maize carotenoid cleavage dioxygenase (ZmCCD1) and its involvement in the biosynthesis of apocarotenoids with various roles in mutualistic and parasitic interactions [PDF]

open access: yes, 2008
Colonisation of maize roots by arbuscular mycorrhizal (AM) fungi leads to the accumulation of apocarotenoids (cyclohexenone and mycorradicin derivatives).
Beekwilder, M.J.   +10 more
core   +2 more sources

GmFER1, a soybean ferritin, enhances tolerance to salt stress and root rot disease and improves soybean yield

open access: yesPlant Biotechnology Journal, Volume 23, Issue 8, Page 3094-3112, August 2025.
Summary The plant stress response mechanism is activated by biotic and abiotic stresses, but its continuous activation typically affects growth. The role of ferritin in regulating biomass accumulation has been extensively characterized in diverse plant species; however, the underlying mechanisms through which it contributes to salt stress tolerance and
Yanzheng Zhang   +12 more
wiley   +1 more source

Maize leaf yellowing gene ZmCAAX modulates growth and drought resistance by regulating abscisic acid contents through interaction with the ABA biosynthetic enzyme ZmNCED3

open access: yesPlant Biotechnology Journal, Volume 23, Issue 8, Page 3431-3450, August 2025.
Summary In maize (Zea mays L.), leaves are essential for photosynthesis and transpiration and leaf yellowing is regulated by carotenoid metabolism, hormonal signalling and environmental factors. However, the molecular mechanisms linking drought stress and leaf yellowing remain poorly understood.
Xiaohu Li   +13 more
wiley   +1 more source

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