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Article: Development of columnar topography in the excitatory layer 4 to layer 2/3 projection in rat barrel cortex.

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Bender KJ; Rangel J; Feldman DE
J. Neurosci., 2003


Table 2.

Morphology of axons and dendrites in animals with altered whisker experience

Sholl analysis: Number of dendritic crossings × μm from soma
Total axon length in L2/3 (μm) Bouton density (boutons/100 μm) Percentage of axon in L2/3 in home column × = 50 × = 100 × = 150
All mature controlsa 3920 ± 2260 (25) 16.9 ± 2.5 (15) 87.3 ± 13.7 (25) 15.6 ± 4.7 (14) 9.3 ± 4.1 1.6 ± 2.0
Unilateral deprivationb 4500 ± 2150 (11) 18.1 ± 3.9 (11) 86.3 ± 10.5 (11) 17.0 ± 4.9 (5) 10.6 ± 1.7 0
Aged-matched controlsb 4600 ± 1950 (11) 16.2 ± 2.2 (10) 83.9 ± 14.5 (11) 16.2 ± 3.7 (9) 9.2 ± 4.1 1.6 ± 1.8
D-only deprivationc 3550 ± 3210 (12) 19.1 ± 4.1 (5) 86.2 ± 16.2 (12) 14.4 ± 3.3 (7) 6.4 ± 2.1 0.1 ± 0.4
Aged-matched controlsc 2210 ± 1260 (6) 18.2 ± 2.9 (5) 87.0 ± 14.4 (6) 16.8 ± 5.1 (4) 11.0 ± 3.4 2.3 ± 2.6
  • Parentheses indicate number of cells.

  • a P14-26.

  • b P14-17.

  • c P23-26.


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Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source