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Lineage Commitment

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Related Experiment Video

Updated: Jun 12, 2025

Lineage Tracing of Inducible Fluorescently-Labeled Stem Cells in the Adult Mouse Brain

Lineage Tracing of Inducible Fluorescently-Labeled Stem Cells in the Adult Mouse Brain

Published on: May 20, 2022

Inferring cell differentiation maps from lineage tracing data.

Palash Sashittal¹, Richard Y Zhang², Benjamin K Law^2,3

¹Dept. of Computer Science, Princeton University, Princeton; 08544 NJ, USA.

Biorxiv : the Preprint Server for Biology

|September 24, 2024

Summary

This summary is machine-generated.

Carta, a new algorithm, infers optimal cell differentiation maps from lineage tracing data. It accurately models complex developmental processes, revealing insights into cell potency and differentiation dynamics.

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Area of Science:

Developmental Biology
Computational Biology
Genomics

Background:

Cell differentiation creates specialized cell types from multipotent cells through a hierarchy of progenitors.
Inferring cell differentiation maps is crucial for understanding development, with current methods facing limitations with large-scale lineage tracing data.

Purpose of the Study:

To introduce a mathematical framework for cell differentiation maps based on cell potency.
To develop an algorithm, Carta, for inferring optimal cell differentiation maps from single-cell lineage tracing data.

Main Methods:

Developed a mathematical framework for cell differentiation maps using the concept of potency.
Created the Carta algorithm to infer optimal differentiation maps by balancing map complexity and unobserved transitions.
Applied Carta to simulated and real single-cell lineage tracing data.

Main Results:

Carta more accurately infers cell differentiation maps compared to existing methods on both simulated and real data.
Identified key developmental features in mammalian trunk development and mouse hematopoiesis models.
Revealed convergent differentiation, progenitor dynamics, and refined differentiation routes not found by other methods.

Conclusions:

Carta provides a more accurate and comprehensive approach to inferring cell differentiation maps.
The algorithm uncovers novel biological insights into developmental processes and cell potency.
Carta advances the analysis of high-throughput lineage tracing data for developmental biology research.