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Table 1 P2X or TRPV1 of small, medium and large TG neurons in ganglia or in culture

From: Comparison of P2X and TRPV1 receptors in ganglia or primary culture of trigeminal neurons and their modulation by NGF or serotonin

P2X 3

 

Rat

Mouse

 

Small

Medium

Large

Small

Medium

Large

Tissue

44 ± 4%

33 ± 3%

23 ± 4%

49 ± 3%

36 ± 4%

15 ± 4%

24 h

55 ± 3%

28 ± 3%

17 ± 2%

60 ± 4%

31 ± 3%

9 ± 2%

48 h

54 ± 2%

33 ± 3%

13 ± 3%

56 ± 4%

29 ± 3%

15 ± 2%

72 h

58 ± 5%

30 ± 4%

12 ± 2%

62 ± 5%

30 ± 4%

8 ± 2%

96 h

56 ± 4%

31 ± 4%

13 ± 3%

60 ± 4%

33 ± 3%

7 ± 2%

P2X 2

 

Rat

Mouse

 

Small

Medium

Large

Small

Medium

Large

Tissue

30 ± 2%

55 ± 3%

15 ± 4%

32 ± 3%

52 ± 2%

16 ± 4%

24 h

34 ± 4%

56 ± 3%

10 ± 4%

36 ± 2%

51 ± 3%

13 ± 3%

48 h

36 ± 4%

57 ± 4%

7 ± 3%

29 ± 3%

55 ± 3%

16 ± 4%

72 h

33 ± 3%

57 ± 4%

10 ± 3%

22 ± 3%

65 ± 2%

13 ± 3%

96 h

34 ± 3%

60 ± 2%

6 ± 3%

21 ± 3%

69 ± 6%

10 ± 3%

TRPV1

 

Rat

Mouse

 

Small

Medium

Large

Small

Medium

Large

Tissue

60 ± 3%

31 ± 4%

9 ± 3%

59 ± 2%

32 ± 3%

9 ± 2%

24 h

65 ± 4%

29 ± 4%

6 ± 2%

66 ± 2%

31 ± 3%

3 ± 1%

48 h

64 ± 2%

29 ± 3%

7 ± 2%

70 ± 3%

28 ± 3%

2 ± 1%

72 h

66 ± 4%

29 ± 2%

5 ± 2%

68 ± 5%

30 ± 4%

2 ± 1%

96 h

68 ± 4%

27 ± 2%

5 ± 2%

72 ± 4%

26 ± 3%

2 ± 1%

  1. Data are % distribution of P2X3, P2X2 or TRPV1 immunopositive neurons according to their somatic size (small: dia <15 μm; medium: 15 μm–25 μm; large: dia > 25 μm). In each box 100% = the total number of cells immunoreactive for the given receptor.