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Table 1 Copy number of SMN1 gene in parents, sibs and SMA patients

From: SMN1dosage analysis in spinal muscular atrophy from India

Case number Subjects Copy number of SMN1gene
Group I
Case 1 P 0
  F 1
  M 1
  S 1
Case 2 P 0
  F 1
  M 1
Case 3 P 0
  F 1
  M 1
  S 2
Case 4 P 0
  F 1
  M 1
Case 5 P 0
  F 1
  M 1
Case 6 P 0
  S1 1
  S2 1
Group II
Case 7 F 2
  M 2
Case 8 F 2
  M 2
Case 9 F 1
  M 2
Case 10 F 1
  M 1
  S1 2
  S2 2
  1. P: Proband; F: Father; M: Mother; S: Sibling