Table 2. Transporter function assays.

Bees treated with a series of dosages of the MDR transporter-inhibitor verapamil before and after ingestion of the fluorescent substrate Rhodamine B solution, and assayed at two times (24 and 48 h post ingestion) show greater fluorescence at increased verapamil concentrations in both tissues.

Tissue	Effect	df	F	P-value
Hemolymph	Time	1,83	5.57	0.021
	Dose	1,83	61.51	<0.0001
	Dose × Time	1,83	0.07	0.80
Head	Effect	df	F	P-value
	Time	1,83	1.10	0.30
	Dose	1,83	78.21	<0.0001
	Dose × Time	1,83	0.05	0.82