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Related Experiment Video

Updated: Mar 22, 2026

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

Engineering Models to Scale.

Aaron J Dy¹, James J Collins²

¹Institute for Medical Engineering and Science, Department of Biological Engineering, and Synthetic Biology Center, Massachusetts Institute of Technology, Cambridge, MA 02139, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA.

|April 23, 2016

Summary

This summary is machine-generated.

Developing organisms scale patterns for consistent proportions. This study models how regulatory dynamics in engineered Escherichia coli (E. coli) achieve pattern scaling without morphogen gradients.

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Last Updated: Mar 22, 2026

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

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Surrogate Model Development for Digital Experiments in Welding

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Published on: March 28, 2025

Area of Science:

Developmental biology
Systems biology
Microbiology

Background:

Organisms must maintain proportional patterns during growth.
Morphogen gradients are a common mechanism for pattern formation.
Scaling patterns without gradients presents a significant biological question.

Purpose of the Study:

To investigate mechanisms of pattern scaling in developing organisms.
To model pattern scaling independent of morphogen gradients.
To understand the role of regulatory dynamics in achieving size-invariant proportions.

Main Methods:

Engineered a model system using Escherichia coli (E. coli).
Developed a computational model to simulate pattern formation and scaling.
Analyzed regulatory dynamics within the engineered E. coli system.

Main Results:

Demonstrated pattern scaling in the engineered E. coli model.
Showcased that regulatory dynamics can drive pattern scaling without a morphogen gradient.
Identified key regulatory interactions enabling size-independent pattern formation.

Conclusions:

Regulatory dynamics are sufficient for achieving pattern scaling.
This provides an alternative mechanism to morphogen gradients for proportional development.
The E. coli model offers insights into fundamental principles of biological pattern formation.