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Table 1 Allelic distributions of polymorphisms in SLC6A4 and BDNF genes in the control and NS-MD populations.

From: Study of the serotonin transporter (SLC6A4) and BDNF genes in French patients with non syndromic mental deficiency

Markers

Alleles

Controls

MR patients

MR vs Controls

    

χ 2

p

SLC6A4 gene

     

rs25531

A

308 (93.9)

188 (95.9)

0.98

0.32

 

G

20 (6.1)

8 (4.1)

  

5-HTTLPR

L

198 (60.4)

116 (59.2)

0.07

0.79

 

S

130 (39.6)

80 (40.8)

  

VNTR

9

4 (1.2)

2 (1.0)

0.60

0.74

 

10

113 (34.5)

74 (37.8)

  
 

12

211 (64.3)

120 (61.2)

  

rs3813034

T

187 (57.0)

119 (60.7)

0.69

0.40

 

G

141 (43.0)

77 (39.3)

  

BDNF gene

     

rs6255

G

378 (75.2)

129 (77.7)

0.40

0.53

 

A

124 (24.8)

37 (22.3)

  
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BMC Medical Genetics

ISSN: 1471-2350

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