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lipofuscin

Sunday 29 January 2006

lipofuscin granules

WP

Definition: Lipofuscin granules are an example of residual bodies, derived from autophagic granules. When present in sufficient amounts, they impart a brown discoloration to the tissue (brown atrophy).

Lipofuscin pigment granules represent undigested material derived from intracellular lipid peroxidation.

Examples

- lipofuscin deposits in melanosis coli / pseudomelanosis coli

- cardiomyocytic lipofuscin deposits

See also

- cytoplasmic deposits
- lipofuscin deposits