Derived from the “inner cell mass” of early stage embryos, embryonic stem cells have the potential to generate every type of cell found in the body. They can be expanded indefinitely in culture when maintained in an undifferentiated state. Download ATCC's Human ES/iPS Cell Culture Guide.

	Human ES Cells Human ES cells from ATCC are eligible for federal funding.
	Mouse ES Cells We have many of the most influential and widely cited mouse ES cell lines.
	Cell Culture Systems for Human ES and iPS Cells All of the cell culture systems used for the growth and expansion of undifferentiated human pluripotent stem cells are available.
	Cell Culture Systems for Mouse ES Cells Standardized for reproducible results, our ES-cell qualified media and FBS support the most frequently used culture conditions.