From visible light to X-ray microscopy: major steps in the evolution of developmental models for calcification of invertebrate skeletons

Autor: Cuif, Jean-Pierre, Medjoubi, Kadda, Somogyi, Andrea, Dauphin, Yannicke, Bazin, Dominique
Jazyk: English<br />French
Rok vydání: 2021
Předmět:
Zdroj: Comptes Rendus. Chimie, Vol 25, Iss S1, Pp 577-595 (2021)
Druh dokumentu: article
ISSN: 1878-1543
DOI: 10.5802/crchim.125
Popis: The calcareous skeletons built by invertebrate organisms share a paradoxical property. Although growing outside the mineralizing cell layers the crystal-like skeleton units exhibit morphologies and three-dimensional arrangements that imply an efficient link between crystallization process and taxonomy. Almost two centuries of investigation led to a series of developmental models in which biological and physical or chemical influences are variously balanced. Recent innovative methods allow for their re-examination. From control of the overall shape of the shell to photo-spectroscopic evidence at the atomic level, influence of the biological processes on mineral properties may be a widely shared specificity of the calcareous biomineralization mechanism.
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