6Amara SG, Arizza JL, Left SE. Expression in brain of a messenger RNA encoding a novel neuropeptide homologous to calcitonin gene-related peptide. Science, 1985, 229: 1094- 1097.
7Levrini L, Sacerdote P, Moretti S, et al. Changes of substance P in the crevicular fluid in relation to orthodontic movementpreliminary investigation. Scientific World Journal, 2013, 23 (10): 115-120.
8Norevall LI, Forsgren S, Matsson L Expression of neuropeptides during and after orthodontic tooth movement in the rat. J Eur Ortho, 1995, 17(4): 331-325.
9Giddon DB, Anderson NK, Will LA, et al. Cognitive, affeetive and behavioral responses associated with mechanical tooth movement. Seminars in Orthodontics, 2007, 13(2): 212-219.
10Gianelly AA, Glodman HM. Tooth movement biological basis of orthodontics, Lea and febiger. Philadelphia, 1971, 116- 204.
