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Related Experiment Video

Updated: Jul 5, 2026

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Published on: March 21, 2025

Breakthroughs and future challenges in left-right patterning.

Hiroshi Hamada¹

¹Developmental Genetics Group, Graduate School for Frontier Biosciences, Osaka University, and CREST, Japan Science and Technology Corporation, 1-3 Yamada-oka, Suita, Osaka 565-0871, Japan. hamada@fbs.osaka-u.ac.jp

Development, Growth & Differentiation

|June 17, 2008

Summary

This summary is machine-generated.

Understanding left-right asymmetry development is key in developmental biology. Early research and 1990s breakthroughs advanced left-right patterning, but challenges remain for future studies.

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Area of Science:

Developmental Biology
Genetics
Molecular Biology

Background:

Left-right (LR) asymmetry is a fundamental developmental problem.
Molecular and genetic approaches to LR asymmetry became feasible in the 1990s.

Purpose of the Study:

To review the historical development of left-right asymmetry research.
To highlight key breakthroughs and remaining challenges in LR patterning.

Main Methods:

Historical review of developmental biology research.
Focus on molecular and genetic approaches since the 1990s.

Main Results:

Two major breakthroughs in the mid to late 1990s significantly advanced LR patterning.
Current progress in LR patterning has been built upon these foundational discoveries.

Conclusions:

Significant progress has been made in understanding LR asymmetry.
Numerous challenging issues in LR patterning require future investigation.