Ethylene Effects
Ethylene Effects - Related Videos
04:20
Investigating the Bacterial Response to Ethylene Using an Ethylene-Releasing Compound
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2025
Source: Augimeri, R. V. et. al., Utilizing the Ethylene-releasing Compound, 2-Chloroethylphosphonic Acid, as a Tool to Study Ethylene Response in Bacteria. J. Vis. Exp. (2016)This video demonstrates the effect of ethylene generated by 2-chloroethylphosphonic acid (CEPA) on bacterial growth and cellulose production. Ethylene activates signaling pathways that stimulate cellulose synthesis, resulting in enhanced pellicle formation. These results highlight the bacterial response to ethylene.
08:51
Utilizing the Ethylene-releasing Compound, 2-Chloroethylphosphonic Acid, as a Tool to Study Ethylene Response in Bacteria
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Cited by 1 •
2016
The protocols outlined herein facilitate the convenient investigation of bacterial ethylene responses by utilizing 2-chloroethylphosphonic acid (CEPA). Ethylene is produced in situ through the decomposition of CEPA in an aqueous bacterial growth medium, circumventing the requirement for pure ethylene gas.
08:56
Catalytic Reactor: Hydrogenation of Ethylene
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2023
Source: Kerry M. Dooley and Michael G. Benton, Department of Chemical Engineering, Louisiana State University, Baton Rouge, LA The hydrogenation of ethylene (C2H4) to ethane (C2H6) has often been studied as a model reduction reaction in characterizing new metal catalysts.1-2 While supported nickel is not the most active metal catalyst for this reaction, it is active enough that reaction can take place at < 200°C. The reaction typically involves adsorbed, dissociated hydrogen (H2) reacting...
07:28
Ethylene Polymerizations Using Parallel Pressure Reactors and a Kinetic Analysis of Chain Transfer Polymerization
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2015
A protocol for the high-throughput analysis of polymerization catalyst, chain transfer polymerizations, polyethylene characterization, and reaction kinetic analysis is presented.
06:00
Cryopreservation of Mouse Embryos by Ethylene Glycol-Based Vitrification
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Cited by 17 •
2011
An ethylene glycol-based vitrification method for mouse embryos is described. It is advantageous to other methods in its simplicity and low embryonic toxicity, and therefore can be broadly applicable to many strains of mice, including inbred and gene-modified mice.
FAQs
Perception begins when ethylene interacts with plant receptors, which then influence downstream signaling. A key consequence is stabilization of EIN3, a signaling component that activates ethylene-responsive genes. This molecular sequence connects the presence of the hormone with changes in growth, development, and stress responses, allowing gene activity to produce visible physiological outcomes.
Plants synthesize ethylene from methionine, making methionine an upstream metabolic source for this hormone. Ethylene production therefore links cellular metabolism with signaling pathways that alter gene expression and physiology. Once perceived by receptors, the resulting signal can contribute to processes such as ripening, senescence, abscission, and stress-related growth adjustments.
Ethylene coordinates several responses because its signaling affects growth and environmental adaptation rather than a single developmental event. In seedlings, signaling produces the triple response, while exposure to mechanical stress or flooding can trigger additional adjustments. These outcomes show how one hormone can reshape plant development according to the surrounding physical conditions.
Researchers can examine changes in seedling growth, fruit ripening, leaf and flower senescence, and organ abscission as distinct readouts of ethylene signaling. They can also assess adjustments associated with mechanical stress or flooding. Comparing these outcomes helps connect receptor signaling and ethylene-responsive genes with developmentally or environmentally specific physiological changes.
Ethylene-related signaling provides a basis for managing when fruit ripens. Agricultural practices can use this relationship to coordinate ripening rather than allowing development to proceed without control. The resulting timing control supports crop management and helps align fruit maturity with harvesting, handling, or distribution needs, as indicated by the hormone’s role in development.
Because ethylene contributes to fruit ripening as well as leaf and flower senescence, studying its effects can inform postharvest preservation strategies. Managing ethylene-related processes may help regulate unwanted developmental changes after harvest. This scientific context connects molecular signaling, crop management, and efforts to maintain agricultural products for longer periods.