stem cell
noun
: an unspecialized cell that gives rise to differentiated cells
hematopoietic stem cells in bone marrow
Examples of stem cell in a Sentence
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Going against scientific evidence, Kennedy has regularly advocated for public access to experimental stem cell treatments, including those derived from umbilical cords, to treat a number of medical conditions.
—
Vanessa Etienne, PEOPLE, 12 June 2026
The company focuses on blood stem cells, arguing that deterioration in the body's blood and immune systems may be one of the central drivers of aging.
—Dasha Shunina, Forbes.com, 11 June 2026
Any use of human embryos in research should be toward a therapeutic end that will ultimately benefit patients, says Krishanu Saha, a biomedical engineer at the University of Wisconsin–Madison who works with human stem cells and was not involved in the study.
—Laura Dattaro, Scientific American, 10 June 2026
The couple claimed in a lawsuit that the risks of Doris' stem cell procedure were not made clear.
—Carrie Teegardin, AJC.com, 8 June 2026
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Vanessa Etienne, PEOPLE, 12 June 2026
The company focuses on blood stem cells, arguing that deterioration in the body's blood and immune systems may be one of the central drivers of aging.
—Dasha Shunina, Forbes.com, 11 June 2026
Any use of human embryos in research should be toward a therapeutic end that will ultimately benefit patients, says Krishanu Saha, a biomedical engineer at the University of Wisconsin–Madison who works with human stem cells and was not involved in the study.
—Laura Dattaro, Scientific American, 10 June 2026
The couple claimed in a lawsuit that the risks of Doris' stem cell procedure were not made clear.
—Carrie Teegardin, AJC.com, 8 June 2026
See All Example Sentences for stem cell
Cite this Entry
“Stem cell.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stem%20cell. Accessed 16 Jun. 2026.
Copy CitationMedical Definition
stem cell
noun
: an unspecialized cell capable of perpetuating itself through cell division and having the potential to give rise to differentiated cells with specialized functions
Embryonic stem cells are pluripotent cells derived from the inner cell mass of the blastocyst stage of the embryo.—Carrie J. Merkle, in Essentials of Pathophysiology
Carrie J. Merkle, in Essentials of Pathophysiology… picture the bone marrow as a blood cell factory that takes a single type of precursor cell, or stem cell, and modifies it in various ways to produce all the cells that circulate in the blood.—Gina Kolata, Discover
Gina Kolata, DiscoverRecent observations are providing increasing evidence for the concept that adult stem cells are part of a natural system for tissue repair.—Darwin J. Prockop, in Essentials of Stem Cell Biology
Darwin J. Prockop, in Essentials of Stem Cell BiologyLove words? Need even more definitions?
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