GENETIC FACTORS IN EXTERNAL APICAL ROOT RESORPTION AND ORTHODONTIC TREATMENT
J.K. Hartsfield, Jr.1,2,*
E.T. Everett1,2
R.A. Al-Qawasmi1
1 Department of Oral Facial Development, Indiana University School of Dentistry, 1121 West Michigan Street, Indianapolis, IN 46202-5186, USA; and
2 Department of Medical and Molecular Genetics, Indiana University School of Medicine, Indianapolis, IN, USA;

View larger version (81K):
[in a new window]
|
Figure 1. Pre- and post-treatment radiographs (A and B, respectively) of maxillary central incisors from a female patient. The treatment lasted 4 yrs. The root apices are indicated by asterisks.
|
|

View larger version (120K):
[in a new window]
|
Figure 2. Histological section through a mouse maxillary first molar root tipped mesially with 25 g of orthodontic force for 9 days. Resorption lacunae are indicated by arrows.
|
|
Copyright © 2004 Institutional Access Guidelines