Multiplex Assay Chip for Single-Cell Omics Analysis
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Solution Overview
Problem
Current methods lack the capability for simultaneous multiplexed analysis of proteomic, transcriptomic, and genomic information from single cells in a high-throughput format, failing to efficiently analyze multiple cellular activities and pathways.
Innovation Solution
A multiplex assay chip device with capture beads and a substrate featuring chambers and pockets, allowing for the simultaneous analysis of biological material by capturing nucleic acid sequences, peptides, proteins, and metabolites using capture antibodies, enabling end-to-end automation from cell loading to imaging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If simultaneous multiplexed analysis of proteomic, transcriptomic, and genomic information from single cells is implemented, then comprehensive cellular activity analysis is improved, but device complexity increases
Solution Approach 1:
The device divides the analysis into separate functional modules: capture beads for nucleic acid capture, capture antibodies on surface for protein capture, and distinct chambers for different cell types. This segmentation allows simultaneous multiplexed analysis of multiple omics layers while maintaining manageable complexity through modular design
Solution Approach 2:
The chip device serves multiple functions simultaneously: it captures nucleic acids via beads, detects proteins via surface antibodies, analyzes multiple cell types in parallel, and enables high-throughput processing. This multi-functionality achieves comprehensive cellular activity analysis without requiring separate systems for each analysis type
2Productivity
If high-throughput analysis of thousands of single cells is performed, then productivity is improved, but measurement precision may deteriorate
Solution Approach 1:
The device segments analysis into individual chambers, each containing single cells or capture beads. This spatial segmentation allows parallel processing of thousands of cells while maintaining precise single-cell resolution through isolated measurement compartments
Solution Approach 2:
Capture beads serve as intermediaries that attach to nucleic acids from individual cells, enabling signal amplification and precise detection. The beads act as mediators between the single-cell level and the detection system, maintaining measurement precision while enabling high-throughput analysis
3Manufacturing precision
If capture beads with specific diameter ranges are used in pockets, then manufacturing precision is improved, but device complexity increases
Solution Approach 1:
The device incorporates pockets with specific dimensional characteristics localized to each chamber, designed to receive and hold capture beads of specific diameter ranges. This local quality approach enables precise bead positioning while maintaining overall device simplicity through standardized pocket designs
Solution Approach 2:
Pockets are pre-formed in the chip substrate with dimensions specifically tailored to accommodate capture beads. This preliminary structuring ensures precise bead positioning during manufacturing while avoiding complex assembly steps, as the pockets are integrated into the chip fabrication process
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
Enables the high-throughput, multiplexed analysis of thousands of single cells, providing comprehensive insights into cellular activities and pathways, enhancing the understanding of cellular biology and potential applications in diagnostics and therapeutics.
Implementation Method 1
each bead including a capture moiety... configured to capture nucleic acid sequences, peptides, proteins, and/or metabolites
Implementation Method 2
a surface configured to couple with the first side of the substrate to cover each chamber... comprising a plurality of substantially parallel lines of capture antibodies, each line of capture antibodies comprising a specific and different antibody, relative to antibodies of adjacent lines of capture antibodies, configured to bind to a different target molecule
Data Source
AI summary
Disclosed are devices and methods capable of multiplexed analysis of multiple cellular activities and pathways in single cells including genomic, transcriptomic, and proteomic analysis.