Table 1.

Estimation of the number of dLGN synapses per spiny stellate neuron

CellC2003S28C1C0904P4C2C1804P3C4C1804P4C4
Row 1. Density of labeled synapses/mm3, mean ± SEM × 106 (n disectors)1.34 ± 0.67 (992)2.98 ± 1.21 (670)5.24 ± 1.34 (953)1.03 ± 0.58 (999)
Row 2. Density of unlabeled synapses/mm3, mean ± SEM × 108 (n disectors)6.54 ± 0.48 (106)5.06 ± 0.57 (58)5.87 ± 0.49 (92)5.51 ± 0.9 (46)
Row 3. Percentage of labeled synapses ± error (dLGNl)0.21 ± 0.1%0.59 ± 0.25%0.89 ± 0.24%0.19 ± 0.11%
Row 4. Percentage of dLGN synapses ± error (dLGNt)a2.78 ± 0.73%8.15 ± 3.15%5.13 ± 1.6%5.13 ± 1.6%
Row 5. Number of contacts (nc) ± error27935418
Row 6. Probability of a contact forming a synapse (csyn) ± error0.33 ± 0.190.27 ± 0.090.44 ± 0.170.29 ± 0.17
Row 7. Estimated number of dLGN synapses ± error122 ± 99351 ± 235138 ± 77141 ± 126
  • ada Costa and Martin, 2009a.