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. Author manuscript; available in PMC: 2013 May 14.
Published in final edited form as: J Neurosci. 2012 Nov 14;32(46):16314–16330. doi: 10.1523/JNEUROSCI.2097-12.2012

Table 3.

Comparison of previous reports on Ca2+ currents/channels in SGNs

Reference Preparation Current/s Sensitivity α-subunit Methods Predicted functions
Lv et al., (this paper) Post-hearing murine SGNs L-, N-, P/Q-, RT-type Cd2+, DHPs, ω-Conotoxin MVIIA, ω-Agatoxin IVA, rSNX-482, mibefradil Cav1.3, Cav2.1–3, Cav3.1–3 EP, IC, WCVC, SC/IM Spike latency, amplitude, width, AHP Spike frequency and pattern Activation of outward currents
(Chen et al., 2011) Pre-hearing murine SGNs N/A Cd2+ Cav1.3, Cav2.2, Cav3.3 EP, IC/IM
(Lopez et al., 2003) Post-hearing chinchilla SGNs N/A N/A Cav1.2–3, Cav2.2–3 IM Spike shape of APs
(Jimenez et al., 1997) Embryonic day E6–17 chicks L-, N-type Cd2+, DHPs, ω-Conotoxin GVIA N/A EP, WCVC Neuronal development
(Hisashi et al., 1995) Post-hearing guinea pig SGNs L-type La3+, Cd2+, Ni2+, Co2+, DHPs N/A EP, WCVC Spike shape of APs

DHPs = dihydropyridines, EP = electrophysiology, IC = current clamp, WCVC = whole-cell voltage clamp, SC = single channel recordings, IM = immunolocalization, AP = action potential, AHP = afterhyperpolarization