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Stem Cell Culture

Stem Cell Culture

Stem cell research aims to find ways to use stem cells to regenerate and repair cellular damage. Over time, most adult cells undergo the wear and tear of aging and lose their ability to divide and repair themselves. Stem cells do not display a particular morphology or function. Adult stem cells, which exist as a small subset of cells in most tissues, keep dividing and can differentiate into a number of specialized cells generally formed by that tissue. These cells enable the body to renew and...

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Updated: Jun 3, 2026

The Production of Pluripotent Stem Cells from Mouse Amniotic Fluid Cells Using a Transposon System

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Published on: February 28, 2017

Amniotic-Fluid Stem Cells: Growth Dynamics and Differentiation Potential after a CD-117-Based Selection Procedure.

S Arnhold¹, S Glüer, K Hartmann

¹Department of Veterinary Anatomy, Justus-Liebig-University Giessen, Frankfurter Straße 98, 35392 Giessen, Germany.

Stem Cells International

|March 26, 2011

Summary

Amniotic fluid stem cells offer therapeutic potential but contain diverse cell types. Magnetic sorting impacts differentiation, enhancing neuronal potential in unselected cells while altering other lineages in sorted cells.

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Last Updated: Jun 3, 2026

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Area of Science:

Stem cell biology
Regenerative medicine
Fetal development

Background:

Amniotic fluid (AF) is a rich source of fetal stem cells.
AF-derived stem cells are heterogeneous, containing multiple partially differentiated cell types.
Understanding cell characteristics is crucial for therapeutic applications.

Purpose of the Study:

To characterize AF-derived stem cells after isolation and magnetic sorting.
To evaluate the impact of magnetic-associated cell sorting (MACS) on stem cell properties.
To assess the differentiation potential of sorted and unsorted AF stem cells.

Main Methods:

Isolation and characterization of AF-derived stem cells.
Magnetic-associated cell sorting (MACS) using the CD117 surface marker.
In vitro differentiation assays (adipogenic, osteogenic, chondrogenic, neuronal) under hypoxic conditions.

Main Results:

MACS did not significantly alter cell growth dynamics (generation doubling time).
MACS affected the differentiation capacity of AF stem cells: adipogenic, osteogenic, and chondrogenic differentiation were altered in the selected fraction.
Unselected AF stem cell populations showed enhanced neuronal differentiation capacity.

Conclusions:

AF stem cells possess multipotent differentiation potential.
MACS influences the differentiation trajectory of AF stem cells.
Unselected AF stem cells may be more suitable for neuronal differentiation therapies.