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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