Endogenous Activation of Group-I Metabotropic Glutamate Receptors Is Required for Differentiation and Survival of Cerebellar Purkinje Cells

Table 1.

Effect of MPEP or CPCCOEt treatment on Purkinje cell dendrites in culture

Total length of the dendritic tree (μm) Number of dendritic branches Diameter of primary dendrites
9 DIV 13 DIV 17 DIV 9 DIV 13 DIV 17 DIV 9 DIV 13 DIV 17 DIV
Control 1173  ± 86 2757  ± 298 3707  ± 453 59  ± 3 117  ± 12 104  ± 7 7.41  ± 0.2 5.35  ± 0.2 6.24  ± 0.2
(n = 12) (n = 19) (n = 7) (n = 12) (n = 10) (n = 7) (n = 79) (n = 31) (n = 26)
MPEP 831  ± 44* 1470  ± 133* 4390  ± 499 40  ± 2* 44  ± 5* 118  ± 10 5.96  ± 0.2* 4.02  ± 0.1* 5.06  ± 0.2*
(n = 10) (n = 11) (n = 7) (n = 10) (n = 11) (n = 7) (n = 51) (n = 50) (n = 24)
CPCCOEt 781  ± 59* 2823  ± 361 4408  ± 238 33  ± 1* 97  ± 6 96  ± 4 7.16  ± 0.2 5.61  ± 0.2 5.654  ± 0.1
(n = 13) (n = 13) (n = 7) (n = 13) (n = 13) (n = 7) (n = 68) (n = 37) (n = 37)
  • Data represent mean ± SEM.

  • ↵* p < 0.05 (one-way ANOVA + Fisher's PLSD). n, Number of Purkinje cells analyzed. Cells were chosen randomly from three dishes, each from a different experiment.

  1. The Journal of Neuroscience vol. 21 no. 19 7664-7673
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