A Comparison of the Immunostimulatory Effects of Polysaccharides from Tetraploid and Diploid Echinacea purpurea

Table 4

Effects of tetraploid and diploid E. purpurea on proliferation of spleen lymphocytes in mice immunosuppressed by cyclophosphamide (x ± S, = 7).

Groups	Dose (mg/Kg BW)	A567	SI
C	--		--
M	--		0.737
E	90		1.877
CPE2-L	40		1.581
CPE2-M	80		1.768
CPE2-H	160		1.975
CPE4-L	40		1.634
CPE4-M	80		2.059
CPE4-H	160		2.112

indicates stimulation index of lymphocyte proliferation (SI = Group A₅₆₇/C A₅₆₇).
Data within a column without the same superscripts differ significantly.