Detection and quantification of immune landscape changes

TAS addresses the limitations of existing TCR data analysis by using statistical noise modeling and clustering to provide a dynamic, system-level view of T cell activation, enhancing predictive power and therapeutic guidance.

WO2026131886A1PCT designated stage Publication Date: 2026-06-25OMNISCOPE LTD

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
OMNISCOPE LTD
Filing Date
2025-12-16
Publication Date
2026-06-25

AI Technical Summary

Technical Problem

Existing methods for analyzing T cell receptor (TCR) sequence data are limited in their ability to accurately quantify and detect subtle changes in the immune landscape, often missing rare clones and providing only static snapshots of the immune response, which hinders predictive power and requires invasive sampling.

Method used

The T cell Activity Score (TAS) method utilizes TCR sequencing, statistical noise modeling, and TCR clustering to detect and measure changes in the TCR repertoire, providing a dynamic, system-level representation of T cell activation by identifying significant clonal expansions and grouping TCRs based on functional similarity, enabling longitudinal tracking and non-invasive monitoring.

Benefits of technology

TAS offers a comprehensive, non-invasive, and predictive tool for monitoring immune responses, allowing early assessment of treatment efficacy and patient outcomes, applicable to various diseases and therapies, with improved accuracy and sensitivity.

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Abstract

Quantification and Detection of Immune Landscape Changes An immune response to an event is detected and quantified by accessing sets of immune cell sequences taken from a sample before and after an event, detecting the immune cell sequences showing a significant change between before and after the event, clustering the immune cell sequences so as to cluster together cell sequences having functional similarity, selecting the clusters containing at least one immune cell sequence showing a significant change and calculating an immune response score based on the selected clusters.
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