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Updated: Jun 20, 2026

Derivation of Human Embryonic Stem Cells by Immunosurgery

Derivation of Human Embryonic Stem Cells by Immunosurgery

Published on: December 13, 2007

Stem cells: The root of all cells.

Inez Terpstra¹, Renze Heidstra

¹Department of Biology, Faculty of Science, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands.

Seminars in Cell & Developmental Biology

|September 24, 2009

Summary

Plant root stem cells form during embryogenesis and require auxin for patterning. These stem cells maintain the root niche, balancing division and differentiation for plant development and regeneration.

Area of Science:

Plant developmental biology
Stem cell biology
Plant anatomy

Background:

The plant body plan originates from embryonic development.
Post-embryonic development relies on stem cells in shoot and root meristems.
Root stem cell niche formation requires auxin-dependent patterning cues.

Purpose of the Study:

To explore the formation, function, and maintenance of the root stem cell niche.
To understand how stem cell systems are specified and maintained from embryogenesis.
To investigate the conserved mechanisms controlling stem cell maintenance in plants.

Main Methods:

Analysis of auxin-dependent patterning cues.
Investigating positional information in root development.

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Studying stem cell division and differentiation balance.

Main Results:

Root stem cell niche architecture differs from the shoot but shares conserved control modules.
Auxin provides essential patterning information for root stem cell niche specification.
Stem cell maintenance relies on balancing cell division and differentiation.

Conclusions:

The root stem cell niche is established during embryogenesis and maintained through specific developmental processes.
Understanding root stem cell niche dynamics is crucial for plant development and environmental adaptation.
Conserved mechanisms regulate stem cell control in both shoot and root meristems.