Hyaluronan Does Not Affect Bupivacaine’s Inhibitory Action on Voltage-Gated Potassium Channel Activities in Bovine Articular Chondrocytes

Table 1

Outward current (pA) elicited at 150 mV in bovine articular chondrocytes.

	PBS	Hyaluronan	Bupivacaine	Hyaluronan/Bupivacaine
Cell 1	454.5	297.6	13.1	6.8
Cell 2	1083.5	446.3	51.1	14.0
Cell 3	536.1	1313.0	13.6	11.3
Cell 4	679.8	246.6	8.7	9.8
Cell 5	281.4	446.5	5.6	21.9
Mean	607.1	550.0	18.4	12.8
Standard Error	135.4	194.9	8.3	2.6
P (versus PBS)		0.816	0.002	0.002
P (versus Hyaluronan)			0.026	0.025
P (versus Bupivacaine)				0.534