Results 31 to 40 of about 899 (165)

Cold stress triggers premature fruit abscission through ABA-dependent signal transduction in early developing apple.

open access: yesPLoS ONE, 2021
Fruit abscission is a complex physiological process that is regulated by internal and environmental factors. During early development, apple fruit are exposed to extreme temperature fluctuations that are associated with premature fruit drop; however ...
Youngsuk Lee   +4 more
doaj   +1 more source

Regulatory Mechanisms Underlying Activation of Organ Abscission [PDF]

open access: yes, 2021
Abscission is a tightly regulated developmental process that initiates in response to endogenous and environmental cues. In an agricultural context, regulation of abscission has substantial effects on crop productivity and quality.
Chao Ma   +5 more
core   +1 more source

Ultrastructural Localization of Polygalacturonase in Ethylene-Stimulated Abscission of Tomato Pedicel Explants

open access: yesThe Scientific World Journal, 2014
Polygalacturonase (PG) is crucial in plant organ abscission process. This paper investigated the cellular and subcellular localization of PG in ethylene-stimulated abscission of tomato pedicel explants.
Ming-Fang Qi   +3 more
doaj   +1 more source

Burst of reactive oxygen species (ROS) in pedicel mediated fruit abscission after carbohydrate supply was cut off in longan (Dimocarpus longan)

open access: yesFrontiers in Plant Science, 2015
Cutting off carbohydrate supply to longan (Dimocarpus longan Lour.) fruit by girdling and defoliation or by detachment induced 100% abscission within a few days.
Ziqin eYang   +5 more
doaj   +1 more source

Molecular Events Involved in Fruitlet Abscission in Litchi

open access: yesPlants, 2020
Abscission in plants is an active and highly coordinated physiological process in which organs abscise from the plant body at the abscission zone (AZ) in responding to either developmental or environmental cues.
Minglei Zhao, Jianguo Li
doaj   +1 more source

A tomato prolyl-4-hydroxylase causes relocation of abscission zone and alters abscission kinetics [PDF]

open access: yes, 2021
Abstract The detachment of organs is controlled by highly regulated molecular mechanisms. The position of the tomato abscission zone (AZ) is defined by the ratio of the proximal to distal part of the pedicel. In this study, the ratio was altered due to a shift in the position of the AZ which was attributed to shorter and longer pedicels
Andreas Perrakis   +26 more
openaire   +1 more source

Elymus nutans genes for seed shattering and candidate gene-derived EST-SSR markers for germplasm evaluation

open access: yesBMC Plant Biology, 2019
Background Elymus nutans and E. sibiricus are two important forage grasses of the genus Elymus. But they are difficult to grow for commercial seed production due to serious seed shattering.
Yongqiang Zhao   +3 more
doaj   +1 more source

Cherry Fruit Abscission: Peroxidase Activity in the Abscission Zone in Relation to Separation1

open access: yesJournal of the American Society for Horticultural Science, 1975
Abstract Peroxidase activity was demonstrated in the abscission zone and adjacent tissues of sour cherry fruit ( Prunus cerasus L., cv. Montmorency) from Stage I of fruit growth to maturity.
V. A. Wittenbach, M. J. Bukovac
openaire   +1 more source

Expression profiling of tomato pre-abscission pedicels provides insights into abscission zone properties including competence to respond to abscission signals [PDF]

open access: yesBMC Plant Biology, 2013
Abstract Background Detachment of plant organs occurs in abscission zones (AZs). During plant growth, the AZ forms, but does not develop further until the cells perceive abscission-promoting signals and initiate detachment.
Nakano, Toshitsugu   +3 more
openaire   +2 more sources

The Tomato Hybrid Proline-rich Protein regulates the abscission zone competence to respond to ethylene signals [PDF]

open access: yes, 2018
The Tomato Hybrid Proline-rich Protein (THyPRP) gene was specifically expressed in the tomato (Solanum lycopersicum) flower abscission zone (FAZ), and its stable antisense silencing under the control of an abscission zone (AZ)-specific promoter, Tomato ...
Srivignesh Sundaresan   +19 more
core   +1 more source

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