Calcification

Density-Dependent Colour Scanning Electron Micrograph SEM (DDC-SEM) of cardiovascular calcification, showing in orange calcium phosphate spherical particles (denser material) and, in green, the extracellular matrix (less dense material).[1]

Calcification is the accumulation of calcium salts in a body tissue. It normally occurs in the formation of bone, but calcium can be deposited abnormally in soft tissue,[1][2] causing it to harden. Calcifications may be classified on whether there is mineral balance or not, and the location of the calcification.[3] Calcification may also refer to the processes of normal mineral deposition in biological systems, such as the formation of stromatolites or mollusc shells (see Biomineralization).

  1. ^ a b Bertazzo, Sergio; Gentleman, Eileen; Cloyd, Kristy L.; Chester, Adrian H.; Yacoub, Magdi H.; Stevens, Molly M. (2013). "Nano-analytical electron microscopy reveals fundamental insights into human cardiovascular tissue calcification". Nature Materials. 12 (6): 576–583. Bibcode:2013NatMa..12..576B. doi:10.1038/nmat3627. ISSN 1476-1122. PMC 5833942. PMID 23603848.
  2. ^ Miller, J. D. Cardiovascular calcification: Orbicular origins. Nature Materials 12, 476-478 (2013).
  3. ^ Calcification The American Heritage Science Dictionary. Retrieved 2013-03-23.

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