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Table 1 Microarray analysis of the expression of TGF-β superfamily components in the developing subpallium

From: Role for TGF-β superfamily signaling in telencephalic GABAergic neuron development

  

Value WT

Value Dlx1/2−/−

A) BMP/GDF→ALK 1/2/3/6→Smad 1/5/8 pathway

 Ligand

Gdfl0

63

55

Gdfl1

57

38

Gdfl5

56

16

Gdf2

46

35

Gdf3

46

20

Gdf9

42

44

Gdf5

30

12

Receptor

BMP-RIA (ALK-3)

300

491

ActRI (ALK-2)

281

235

ActRII

236

254

ActRIIB

230

248

BMP-RIB (ALK-6)

74

76

BMPRII

82

93

 Smad

Smad4

2060

1837

Smad1

711

729

Smad5

239

205

Smad7

44

67

B) TGF-β/activin Nodal→ALK4/5/7→Smad 2/3 pathway

 Ligand

TGFβ1

108

81

TGFβ2

59

76

TGFβ3

38

13

 Receptor

TGFβ-RI (ALK-5)

638

706

TGFβ-RII

36

25

ActRII

236

254

ActRIIB

230

248

 Smad

Smad4

2060

1837

Smad2

283

337

Smad3

58

14

Smad7

44

67

C) Dlx transcription factors

 Dlx

Dlx1

1237

15

Dlx2

287

8

Dlx5

706

71

Dlx6

140

20

  1. Microarray gene expression analysis in the subpallium of E15.5 wild type and Dlx1/2−/− mutants. Shown are genes of the BMP/GDF (A) and TGF-β/activin/Nodal (B) subfamilies. Each TGF-β superfamily member whose expression value was greater than 30 was included (genes expressed at values >30 are generally detectable by in situ hybridization) (Long et al. 2009). C, analysis of Dlx gene expression.