Inhibitory cascade model and dental variation in primates

Authors

  • Lucas D’Addona CONICET. Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata. 122 y 60, La Plata
  • Paula N Gonzalez CONICET. Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata. IGEVET - Instituto de Genética Veterinaria “Ing. Fernando N. Dulout” (UNLP CONICET), Facultad de Cs. Veterinarias, La Plata. Argentina.
  • Valeria Bernal CONICET. Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata.

Abstract

In 2007, Kavanagh and collaborators proposed a model of tooth development that could account for the variation in relative size and number of lower molars among species. Since then, the so called inhibitory cascade model has been applied to several taxa, being the Old and New World primates the most intensively studied. Here, we critically review the current literature that assessed the relationship between development and molar variation in this clade. The limitations of the model to explain some aspects of the morphological variation such as the 3rd molar agenesis and the proportions of premolars and molars in specific taxa are also discussed. Finally, we suggest a set of variables not included in the model that should be explored to better understand the developmental mechanisms involved in the modelling of dental variation among primates.

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Published

2018-09-11

How to Cite

D’Addona, L., Gonzalez, P. N., & Bernal, V. (2018). Inhibitory cascade model and dental variation in primates. Revista Ciencias Morfológicas, 19(2), 29–36. Retrieved from https://revistas.unlp.edu.ar/Morfol/article/view/5901

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Trabajos Originales

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