Journal of Neurodegenerative Diseases / 2013 / Article / Tab 5

Clinical Study

Clinical and Genetic Study of Algerian Patients with Spinal Muscular Atrophy

Table 5

Distribution of homozygous deletion of SMN1 and NAIP genes according to the different types of SMA.

of familiesSMN1 gene deletionNAIP gene deletion
Exon 7Exon 8Exons 7 and 8Exon 4/5

I ( )2 (14%)1 (7%)8 (57%)4 (28%)
II ( )1 (10%)06 (60%)2 (20%)
III ( )1 (3%)2 (6%)21 (67%)9 (29%)
IV ( )001 (50%)0