Results 21 to 30 of about 163 (81)

An evolutionarily diverged CCD4 enzyme negatively regulates mesocotyl elongation in rice. [PDF]

open access: yesNew Phytol
New Phytologist, Volume 249, Issue 4, Page 1569-1579, February 2026.
Zhang Y   +10 more
europepmc   +2 more sources

Apocarotenoids Involved in Plant Development and Stress Response [PDF]

open access: yesFrontiers in Plant Science, 2019
Carotenoids are isoprenoid pigments synthesized by all photosynthetic organisms and many heterotrophic microorganisms. They are equipped with a conjugated double-bond system that builds the basis for their role in harvesting light energy and in ...
Abrar Felemban   +4 more
doaj   +2 more sources

Tomato geranylgeranyl diphosphate synthase isoform 1 is involved in the stress‐triggered production of diterpenes in leaves and strigolactones in roots

open access: yesNew Phytologist, Volume 239, Issue 6, Page 2292-2306, September 2023., 2023
Summary Carotenoids are photoprotectant pigments and precursors of hormones such as strigolactones (SL). Carotenoids are produced in plastids from geranylgeranyl diphosphate (GGPP), which is diverted to the carotenoid pathway by phytoene synthase (PSY).
Miguel Ezquerro   +10 more
wiley   +1 more source

The good, the bad, and the phosphate: regulation of beneficial and detrimental plant–microbe interactions by the plant phosphate status

open access: yesNew Phytologist, Volume 239, Issue 1, Page 29-46, July 2023., 2023
Summary Phosphate (Pi) is indispensable for life on this planet. However, for sessile land plants it is poorly accessible. Therefore, plants have developed a variety of strategies for enhanced acquisition and recycling of Pi. The mechanisms to cope with Pi limitation as well as direct uptake of Pi from the substrate via the root epidermis are regulated
Michael Paries, Caroline Gutjahr
wiley   +1 more source

Arbuscular mycorrhizal fungi‐indicative blumenol‐C‐glucosides predict lipid accumulations and fitness in plants grown without competitors

open access: yesNew Phytologist, Volume 238, Issue 5, Page 2159-2174, June 2023., 2023
Summary Hydroxy‐ and carboxyblumenol C‐glucosides specifically accumulate in roots and leaves of plants harboring arbuscular mycorrhizal fungi (AMF). To explore blumenol function in AMF relationships, we silenced an early key‐gene in blumenol biosynthesis, CCD1 (carotenoid cleavage dioxygenase 1), in the ecological model plant, Nicotiana attenuata, and
Yanrong You   +4 more
wiley   +1 more source

Accumulation of azafrin in the root apoplast of the medicinal plant Escobedia grandiflora might play a role in parasitism

open access: yesPLANTS, PEOPLE, PLANET, Volume 5, Issue 3, Page 354-367, May 2023., 2023
Escobedia grandiflora is a medicinal hemiparasite that occurs naturally in non‐forested communities in Central and South America. Parasitic plants accumulate high levels of a water‐soluble orange pigment in roots that was once among the most important food dyes in the Andean region.
Edison Cardona‐Medina   +7 more
wiley   +1 more source

Transcriptome analysis of the phosphate starvation response sheds light on strigolactone biosynthesis in rice

open access: yesThe Plant Journal, Volume 114, Issue 2, Page 355-370, April 2023., 2023
SUMMARY Phosphorus (P) is a major element required for plant growth and development. To cope with P shortage, plants activate local and long‐distance signaling pathways, such as an increase in the production and exudation of strigolactones (SLs). The role of the latter in mitigating P deficiency is, however, still largely unknown. To shed light on this,
Imran Haider   +9 more
wiley   +1 more source

The Arabidopsis D27‐LIKE1 is a cis/cis/trans‐β‐carotene isomerase that contributes to Strigolactone biosynthesis and negatively impacts ABA level

open access: yesThe Plant Journal, Volume 113, Issue 5, Page 986-1003, March 2023., 2023
SUMMARY The enzyme DWARF27 (D27) catalyzes the reversible isomerization of all‐trans‐ into 9‐cis‐β‐carotene, initiating strigolactone (SL) biosynthesis. Genomes of higher plants encode two D27‐homologs, D27‐like1 and ‐like2, with unknown functions. Here, we investigated the enzymatic activity and biological function of the Arabidopsis D27‐like1.
Yu Yang   +13 more
wiley   +1 more source

Gardenia carotenoid cleavage dioxygenase 4a is an efficient tool for biotechnological production of crocins in green and non‐green plant tissues

open access: yesPlant Biotechnology Journal, Volume 20, Issue 11, Page 2202-2216, November 2022., 2022
GjCCD4a is an efficient tool for biotechnological production of crocins in green and non‐green plant tissues. It catalyses a new route for crocetin dialdehyde formation starting with β‐carotene and proceeding via C30 β‐apo‐8′‐carotenal intermediates. Summary Crocins are beneficial antioxidants and potential chemotherapeutics that give raise, together ...
Xiongjie Zheng   +6 more
wiley   +1 more source

Expression of a carotenogenic gene allows faster biomass production by redesigning plant architecture and improving photosynthetic efficiency in tobacco

open access: yesThe Plant Journal, Volume 103, Issue 6, Page 1967-1984, September 2020., 2020
SUMMARY Because carotenoids act as accessory pigments in photosynthesis, play a key photoprotective role and are of major nutritional importance, carotenogenesis has been a target for crop improvement. Although carotenoids are important precursors of phytohormones, previous genetic manipulations reported little if any effects on biomass production and ...
Juan C. Moreno   +9 more
wiley   +1 more source

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