Role of Ethylene in Plant Growth and Development

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Ethylene




The intricate juvenile/maturity transition in a plant's life cycle includes growth, reproduction, and senescence of its principal organs: leaves, flowers, and fruits. Several genetic networks are involved in the growth and senescence of leaves, flowers, and fruits, and the phytohormone Ethylene, along with other hormones, plays a key role in integrating different signals and allowing the onset of conditions favourable for stage progression, reproductive success, and organ longevity. Changes in Ethylene concentration, perception, and hormonal crosstalk all have an impact on plant lifespan, either directly or indirectly.

The current analysis concentrated on the role of Ethylene in the growth and senescence processes of leaves, flowers, and fruits, with a particular emphasis on Furthermore, issues about which little is known have been highlighted for future research, broadening our understanding of the role of Ethylene during growth and senescence, and boosting future research with the goal of improving crop qualitative and quantitative traits. The extensive networks of Ethylene interaction with other hormones are highlighted in particular.

The plants developed more slowly. When compared to plants growing in Ethylene-free pots.This decrease in leaf area was produced by Ethylene's indirect effect on leaf epinasty, which was discovered to be more susceptible to the Ethylene surge than growth. Leaf growth has been connected to reactive oxygen species (ROS) and nitric oxide (NO), both of which have been shown to be aided by Ethylene.

The end result Ethanol's effects on leaf growth and development could be independent or reliant on how it interacts with other hormones.Multiple phytohormone receptors may be involved in non-redundant responses in various tissues, during various stages of development, or in response to a range of environmental signals.

 

Interaction between Ethylene and Other Hormones during Leaf Growth and Development

The following section highlights the interaction of Ethylene with other hormones and plant responses during leaf growth and development.

Auxin and Ethylene:-

The effect of Ethylene on leaf growth can be quantified.

Whether auxin-dependent or auxin-independent. Hormonal coordination is essential for controlling leaf growth processes. Exogenous auxins increase Ethylene production, and many of their effects require Ethylene responses.Auxin is essential for leaf formation and has the ability to stimulate the shoot apical meristem during leaf initiation by boosting auxin production


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