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n. A membrane-bound organelle in the cytoplasm of most cells containing various hydrolytic enzymes that function in intracellular digestion.

n. An organelle found in all types of animal cells which contains a large range of digestive enzymes capable of splitting most biological macromolecules.

n. an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells)

"With their modification, which they call the lysosome patch clamp, the researchers determined that a protein called TRPML1 serves as the calcium channel in lysosomes and that a lipid known as PI (3,5) P2 carries the signal that activates the protein."

organelle    cell organelle    cell organ