Table 1.

Statistical analysis of spike numbers for LS subpopulations of neuronsa

Tonic cellsPhasic cellsBurst cells
Current (pA)pCurrent (pA)pCurrent (pA)p
100.687003NANA100.459418
200.303013200.452063200.408045
300.12734300.578307300.484975
400.157265400.773888400.650584
500.104904500.607294500.915286
600.117704600.431423600.934802
700.0890973700.674078700.939876
800.0790726800.396248800.914621
90*0.0393411900.430464900.765176
100*0.02477961000.6154861000.61091
110*0.02627091100.2786381100.394572
120*0.01959941200.2256321200.291496
130*0.01968441300.3240881300.248996
140*0.01391691400.4185221400.223559
150*0.01124891500.2617191500.153725
160*0.01339451600.3231871600.201719
170**0.006939411700.4943361700.240875
180**0.003205341800.3161051800.108232
190**0.003226451900.08647341900.100398
200**0.005767512000.1316412000.255281
  • aThe p values for multiple Student's t test analysis of spike numbers at incremental current injections for tonic cells, phasic cells, and burst cells in the LS.

  • *p < 0.05,

  • **p < 0.01.