Meyer+et+al+2011

Table 1. Number and density of INs in the layers of a cortical column

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 * <  ||||||||= Entire columns (C2, D2, D3) ||||= Slices (3 × C2, 3 × D2) ||
 * < Layer ||= No. excitatory neurons ||= No. INs ||= IN density, 10 3 per mm 3 [|*] ||= IN-to-neuron ratio (%) ||= IN density, 10 3 per mm 3 [|*] ||= IN-to-neuron ratio (%) ||
 * < 1 ||< 10 ± 7 ||< 53 ± 6 ||< 5.5 ± 2.2 ||< 84.3 ± 9.5 ||< 4.6 ± 1.9 ||< 96.8 ± 5.1 ||
 * < 2 ||< 1,701 ± 484 ||< 338 ± 40 ||< 14.5 ± 0.7 ||< 17 ± 2.4 ||< 14.5 ± 3.2 ||< 20.8 ± 2.7 ||
 * < 3 ||< 3,398 ± 807 ||< 338 ± 109 ||< 9.1 ± 1.5 ||< 9 ± 1.1 ||< 8.9 ± 2.1 ||< 9.5 ± 1.7 ||
 * < 4 ||< 4,089 ± 425 ||< 358 ± 15 ||< 10 ± 1.1 ||< 8.1 ± 0.5 ||< 9.2 ± 1.4 ||< 6.4 ± 0.7 ||
 * < 5A ||< 1,394 ± 247 ||< 343 ± 65 ||< 10.9 ± 3 ||< 19.9 ± 4.1 ||< 13.4 ± 1.8 ||< 20.5 ± 3 ||
 * < 5B ||< 1,873 ± 53 ||< 362 ± 62 ||< 9.7 ± 1.9 ||< 16.2 ± 2.1 ||< 11.4 ± 2.2 ||< 18.3 ± 2.8 ||
 * < 6A ||< 3,449 ± 165 ||< 337 ± 31 ||< 8.2 ± 0.8 ||< 8.9 ± 0.9 ||< 8.7 ± 0.5 ||< 9.7 ± 0.8 ||
 * < 6B ||< 976 ± 155 ||< 90 ± 17 ||< 3.5 ± 0.4 ||< 8.4 ± 0.6 ||< 4.8 ± 1.2 ||< 8.7 ± 2.7 ||
 * < L1–6B ||< 16,889 ± 423 ||< 2,220 ± 198 ||< 9.2 ± 0.9 ||< 11.6 ± 1 ||< 9.8 ± 0.8 ||< 12.1 ± 0.6 ||
 *  All numbers are mean ± SD.
 *  [|↵] *The volume density is sensitive to tissue shrinkage. Calibration in the living brain ([|Fig. S7] ) yielded a shrinkage estimate of up to 20% per spatial dimension.