ABA Agonist Compositions for Earlier Fruit Ripening and Pigmentation

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Solution Overview

Problem

Fresh fruits, particularly non-climacteric fruits, are highly perishable and difficult to store due to their short shelf-life and complex ripening processes, leading to significant waste and inferior quality when harvested early to avoid adverse weather conditions.

Innovation Solution

Compositions comprising ABA agonists, such as N-(4-bromo-2-ethylphenyl)-1-ethyl-1H-pyrazole-3-carboxamide (CAD), are used to delay plant germination/sprouting and promote fruit ripening and pigmentation, enhancing fruit quality without affecting total soluble solids (TSS) and titratable acidity (TA).

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If non-climacteric fruits are left to ripen on the plant to achieve full ripeness, then fruit quality and taste are improved, but the risk of weather-related damage and spoilage increases

Engineering Contradiction:
Improvefruit qualityVSAvoidweather damage and spoilage
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The patent applies preliminary action by treating fruits with ABA agonists before adverse weather events occur, enabling the fruits to reach desirable ripeness levels earlier and be harvested before weather damage can occur. This proactive treatment allows farmers to achieve quality improvements without exposing fruits to the full risk of weather-related spoilage.

Inventive Principle:
Principle #10Preliminary action

2Object-affected harmful factors

If non-climacteric fruits are harvested early to avoid weather damage, then the risk of spoilage is reduced, but the fruit quality and taste deteriorate

Engineering Contradiction:
Improvespoilage riskVSAvoidfruit quality
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

The patent employs parameter changes by applying ABA agonists that accelerate the ripening process through hormonal regulation. This chemical parameter change enables fruits to reach optimal ripeness faster, allowing early harvest without quality loss. The treatment modifies the physiological parameters of fruit development to achieve premature ripening while maintaining quality standards.

Inventive Principle:
Principle #35Parameter changes

3Loss of time

If ABA agonists are applied to accelerate fruit ripening, then the time to full ripeness is reduced, but the complexity of controlling the ripening process increases

Engineering Contradiction:
Improvetime to ripenessVSAvoidripening control complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent applies self-service by utilizing the natural hormonal pathways already present in fruit ripening. ABA agonists work by enhancing the plant's own abscisic acid signaling system, which naturally regulates ripening. This approach leverages the fruit's intrinsic biological mechanisms rather than requiring complex external control systems, simplifying the overall ripening control process while still achieving accelerated development.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12582132B2Germination/sprouting and fruit ripening regulators
Publication Date: 2026.03.24 THE GOVERNMENT OF THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY DEPARTMENT OF HEALTH & HUMAN SERVICES
  • US12582132B2 patent drawing
  • US12582132B2 patent drawing
  • US12582132B2 patent drawing

AI summary

The invention relates to compositions comprising at least one ABA agonist for inhibiting plant or plant part germination/sprouting, and/or promoting fruit ripening and pigmentation; kits comprising such compositions; and methods of using such compositions to inhibiting plant or plant part germination/sprouting and promoting fruit ripening and pigmentation.