Mechanistic insights from a quantitative analysis of pollen tube guidance

BMC Plant Biology

Table 2 Pollen tube turning responses.

	Distance (μm)	Response	ΔResponse	Pearson r	p-value (%)
0 hours	0-50	0.236	0.031	0.28	2.49	•
	50-100	0.279	0.018	0.37	3.5 × 10^-3	••••
	100-150	0.322	0.0231	0.6	1.0 × 10^-5	••••
	150-200	0.155	0.024	0.22	6.74
2 hours	0-50	0.488	0.04	0.48	0.17	••
	50-100	0.296	0.025	0.55	1.1 × 10^-3	••••
	100-150	0.214	0.032	0.35	1.06	•
	150-200	0.097	0.026	0.29	2.52	•
4 hours	0-50	0.716	0.058	0.65	0.01	•••
	50-100	0.42	0.025	0.56	3.3 × 10^-4	••••
	100-150	0.376	0.028	0.55	2.1 × 10^-3	••••
	150-200	0.251	0.035	0.46	0.21	••
heat-treated	0-50	-0.071	0.036	-0.091	54.97
	50-100	-0.064	0.017	-0.08	32.52
	100-150	0.051	0.015	0.112	9.16
	150-200	-5.7 × 10^-3	0.015	0.027	68.39

Responses reported are the unitless slope A of the regression line between θ_tipand sin θ_mp. The column ΔResponse is the standard error of this slope. The significance levels reported are for the Pearson r values: p < 5% (•), p < 1% (••), p < 0.1% (•••), p < 0.01% (••••).

ISSN: 1471-2229