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  1. Stem cell | Definition, Types, Uses, Research, & Facts | Britannica

    Dec 11, 2025 · Stem cells are an ongoing source of the differentiated cells that make up the tissues and organs of animals and plants.

  2. Stem cells: What they are and what they do - Mayo Clinic

    Mar 23, 2024 · Stem cells are the body's master cells. All other cells arise from stem cells, including blood cells, nerve cells and other cells. Stem cells are a special type of cells that have two important …

  3. Stem Cell Basics | STEM Cell Information - National Institutes of Health

    Researchers study many different types of stem cells. There are several main categories: the “pluripotent” stem cells (embryonic stem cells and induced pluripotent stem cells) and nonembryonic …

  4. Stem cell - Wikipedia

    In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can change into various types of cells and proliferate indefinitely to produce more of the same stem cell.

  5. What Are Stem Cells? - Cleveland Clinic

    Sep 8, 2025 · Stem cells are cells in your body that can become different cell types, like blood, bone and muscle cells. They occasionally make copies of themselves, which is why you don’t run out of stem …

  6. Stem Cell - National Human Genome Research Institute

    3 days ago · A stem cell is a cell with the potential to form many of the different cell types found in the body. When stem cells divide, they can form more stem cells or other cells that perform specialized …

  7. Stem Cell Basics - University of Nebraska Medical Center

    Stem cells are the foundation cells for every organ, tissue and cell in the body. They are like a blank microchip that can ultimately be programmed to perform particular tasks. Stem cells are …

  8. What Are Stem Cells? - University of Rochester Medical Center

    Stem cells are immature cells that are able to make other blood cells that mature and function as needed. These cells are used in procedures, such as bone marrow transplants.

  9. What is a Stem Cell? Everything You Need to Know About the Body’s ...

    Apr 14, 2025 · They are called stem cells, and they are the foundational architects of life. Stem cells are among the most fascinating and promising discoveries in modern biology. Their ability to morph into …

  10. Stem Cells - MedlinePlus

    May 29, 2025 · Stem cells are cells with the potential to develop into many different types of cells in the body. They serve as a repair system for the body. There are two main types of stem cells: embryonic …