Anucleated Cell-Based Agrochemical Encapsulation Platform

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Solution Overview

Problem

Current agrochemical delivery systems face challenges such as toxicity to humans and the environment, reduced efficacy, and loss of chemicals due to drift and contamination, necessitating a targeted and scalable delivery platform for agricultural compounds.

Innovation Solution

An anucleated cell-based platform for encapsulating and delivering agricultural compounds, utilizing intact anucleated cells derived from bacteria like E. coli or Bacillus, which are engineered to carry and release agrochemicals in a controlled manner, enhancing adhesion to plant surfaces and improving stability and targeting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If conventional agrochemical delivery systems are used, then broad coverage is achieved, but environmental contamination and human toxicity increase

Engineering Contradiction:
Improveenvironmental contaminationVSAvoidagrochemical loss
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The agrochemical delivery system is segmented into discrete microcapsules or particulate carriers, each containing controlled amounts of agrochemical. This segmentation enables targeted deposition on plant surfaces and reduces uncontrolled drift and environmental dispersion, directly addressing the contradiction between coverage and contamination.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An intermediary carrier system (such as biodegradable microcapsules or adhesion-promoting particles) is introduced between the agrochemical and the environment. This intermediary enables controlled release and targeted delivery, reducing both environmental contamination and chemical loss while maintaining effective coverage.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If conventional spraying methods are used, then rapid application is achieved, but chemical loss due to drift and wash-out increases

Engineering Contradiction:
Improveapplication speedVSAvoidagrochemical loss
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

Agrochemicals are pre-loaded into stable particulate carriers or microcapsules before application. This preliminary encapsulation prevents drift and wash-out during application, enabling rapid spraying without the subsequent loss that plagues conventional liquid formulations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The agrochemical is enclosed in flexible biodegradable microcapsules or thin-film coatings that protect the chemical during application and transport. These flexible shells maintain chemical stability during rapid application while enabling controlled release at the target, reducing loss due to drift and rainfall wash-out.

Inventive Principle:
Principle #30Flexible shells and thin films

3Object-affected harmful factors

If targeted delivery systems are developed, then environmental protection is improved, but system complexity increases

Engineering Contradiction:
Improvehuman toxicityVSAvoiddelivery system complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The targeted delivery system uses inexpensive, biodegradable particulate carriers or microcapsules that are disposable after single use. These simple, short-lived carriers provide targeted delivery functionality without requiring complex reusable systems, thereby reducing human toxicity while keeping system complexity manageable.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The delivery system exploits changes in physical or chemical parameters (such as pH, enzyme presence, or moisture) at the target site to trigger controlled release of agrochemicals. This parameter-based activation simplifies the system design compared to mechanically complex targeted delivery systems, while still achieving reduced human toxicity through precise spatial and temporal control.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20240254170A1Compositions and methods for the encapsulation and scalable delivery of agrochemicals
Publication Date: 2024.08.01 AGROSPHERES INC
  • US20240254170A1 patent drawing
  • US20240254170A1 patent drawing
  • US20240254170A1 patent drawing

AI summary

The present disclosure is generally directed to an anucleated cell-based platforms for encapsulation and delivery of agricultural compounds. Disclosed herein are compositions for the stable and targeted delivery of agricultural compounds within achromosomal and/or anucleated cells. The present disclosure also provides methods of improving encapsulation and retention of agricultural compounds in achromosomal and/or anucleated cells.