Table 2.
Sensitivity of NMDAR-mediated synaptic currents to GluN2B antagonist ifenprodil over early postnatal development.
P15 | P30 | P45 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
N/A Ratio | n | P | N/A Ratio | n | P | N/A Ratio | n | P | ||
Pyramidal Neurons | ||||||||||
Mecp2 WT | Control | 1.18±0.08 | 15 | ** | 0.96±0.09 | 9 | n.s. | 0.92±0.05 | 13 | n.s. |
Ifenprodil | 0.83±0.09 | 12 | 0.81±0.08 | 13 | 0.82±0.05 | 14 | ||||
Mecp2 KO | Control | 1.02±0.05 | 15 | ** | 0.96±0.07 | 11 | ** | 0.91±0.04 | 18 | * |
Ifenprodil | 0.78±0.06 | 10 | 0.64±0.08 | 9 | 0.78±0.05 | 10 | ||||
Parvalbumin Interneurons | ||||||||||
Mecp2 WT | Control | 1.24±0.09 | 12 | ** | 0.75±0.06 | 11 | ** | 0.63±0.08 | 11 | n.s. |
Ifenprodil | 0.56±0.09 | 12 | 0.47±0.06 | 11 | 0.46±0.09 | 10 | ||||
Mecp2 KO | Control | 1.06±0.08 | 13 | ** | 0.60±0.05 | 10 | n.s. | 0.66±0.07 | 12 | n.s. |
Ifenprodil | 0.66±0.09 | 10 | 0.48±0.05 | 11 | 0.55±0.07 | 13 |
N/A Ratio = Ratio of NMDAR-/AMPAR-mediated synaptic currents; n=number of cells;
P <0.01,
P <0.02,
ANOVA with Bonferroni correction for multiple comparisons