Table 3. Microtubule dynamics in HeLa cells.

Values are median ± 95% confidence interval. N = number of growing microtubules analyzed. Values in boldface are significantly different from wild-type controls (p < 0.05).

Overexpressed μ-tubulin	TUBB2b	TUBB3	TUBB3:lat	TUBB3:I189V	TUBB3:T315A	TUBB3:V351T
N	21395	21531	25524	26217	12881	21125
Growth Speed (μm/min)	9.1 ± 0.06	10.01 + 0.08	9.68 + 0.07	10.33 + 0.08	9.95 + 0.07	10.34 + 0.08
Comet Duration (seconds)	12	10	12	12	12	10
Growth Events / μm2 / min	0.30 ± 0.04	0.34 ± 0.04	0.36 ± 0.03	0.40 ± 0.03	0.29 ± 0.04	0.38 ± 0.03