In-Situ Molecular Complex Microarray Production

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Solution Overview

Problem

Current methods for producing microarrays with molecular complexes are time-consuming, expensive, and often damage complex molecules during the transfer process, limiting their ability to create arrays with activated or complexed molecules effectively.

Innovation Solution

A method for in-situ production of molecular complex microarrays involves providing a surface with separate active regions, introducing and fixing first molecules, adding a second molecule for complexation, and immobilizing the formed complexes on a capture surface, allowing simultaneous transfer without individual removal from reaction chambers, thus simplifying and cost-saving the process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional microarray production methods are used to create arrays with molecular complexes, then the complexes can be produced, but the process is time-consuming and expensive

Engineering Contradiction:
Improveproduction speedVSAvoidproduction time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The invention applies preliminary action by pre-introducing first molecules into active regions on a surface and fixing them before the actual complex formation process. This preparation step allows second molecules to be added later and immediately form complexes with the pre-positioned first molecules, eliminating the need for time-consuming individual handling of each complex and enabling parallel processing of multiple complexes simultaneously.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention segments the complex formation process into distinct spatial zones by providing a surface with multiple separate active regions. Each active region can independently contain and form molecular complexes without interfering with other regions. This segmentation enables parallel formation of multiple different complexes on the same surface, dramatically increasing production throughput while maintaining the integrity of each individual complex.

Inventive Principle:
Principle #1Segmentation

2Reliability

If traditional methods are used to transfer molecular complexes to microarray surface, then complexes can be formed, but complex molecules are damaged during transfer process

Engineering Contradiction:
Improvemolecule stabilityVSAvoidtransfer damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention applies preliminary action by pre-introducing first molecules into active regions on a surface and fixing them before the actual complex formation process. This preparation step allows second molecules to be added later and immediately form complexes with the pre-positioned first molecules, eliminating the need for time-consuming individual handling of each complex and enabling parallel processing of multiple complexes simultaneously.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention extracts the harmful transfer step from the overall process by forming complexes directly in situ on the final microarray surface rather than forming them separately and then transferring them. This eliminates the mechanical handling and transfer operations that cause damage to complex molecules, preserving their stability and functionality throughout the production process.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If current state of the art methods are used, then microarrays with pure monoclonal spots can be produced, but microarrays with activated or complexed molecules cannot be produced or require complex processes

Engineering Contradiction:
Improveability to produce complexed moleculesVSAvoidprocess complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention segments the complex formation process into distinct spatial zones by providing a surface with multiple separate active regions. Each active region can independently contain and form molecular complexes without interfering with other regions. This segmentation enables parallel formation of multiple different complexes on the same surface, dramatically increasing production throughput while maintaining the integrity of each individual complex.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention uses the surface with active regions as an intermediary structure that facilitates complex formation. The surface acts as a platform that holds first molecules in place, enables the addition of second molecules, provides a controlled environment for complex formation, and finally serves as the basis for capturing the formed complexes. This intermediary surface simplifies the overall process by integrating multiple functions into a single system.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This method enables rapid, cost-effective production of molecular complex microarrays with accurate results, reducing material and resource consumption, and preserving the stability of complex molecules by forming complexes directly on the surface without premixing, which is not feasible with prior art methods.

Implementation Method 1

They are usually combinations of at least two molecules that interact with each other in a non-covalent way

Methodology Applied
Scientific EffectNon-covalent interaction: Van der Waals Force

Implementation Method 2

synthesizing the DNA on the surface using a polymerase based on a DNA template

Methodology Applied
Scientific EffectDNA replication: Enzyme

Implementation Method 3

first translating the expressible DNA into RNA and then translating the RNA into proteins

Methodology Applied
Scientific EffectTranslation: Enzyme

Implementation Method 4

The amplification of DNA microarrays by hybridization

Methodology Applied
Scientific EffectHybridization: Absorption (physical)

Implementation Method 5

Immobilization of the formed complex on a capture surface

Methodology Applied
Scientific EffectImmobilization: Adsorption

Data Source

PatentUS20240198311A1Process for producing complex arrays
Publication Date: 2024.06.20 BIOCOPY GMBH
  • US20240198311A1 patent drawing
  • US20240198311A1 patent drawing
  • US20240198311A1 patent drawing

AI summary

The invention describes a high-throughput method for simultaneously and selectively mixing one molecule with a plurality of other molecules. The resulting molecule-molecule complexes can then be captured on a surface, creating a microarray. This microarray can then be used to characterize and measure the molecule-molecule complexes (e.g. for reactions to other molecules).