Table 2.

Blood counts in healthy donors and sickle cell patients treated with some plant extracts

Sample	Blood count		Sickle cell level (%)
	No. of Sickle cell RBC	No. of RBC per 10 field
Control (healthy donor)	0.00 ± 0.00	958.00 ± 10.95	0.00
Control (untreated HbSS)	246.20 ± 30.77	670.00 ± 23.91	26.85 ± 3.12
Vernonia amygdalina	20.00 ± 10.27	654.40 ± 98.62	2.42 ± 1.11
Ipomoea involucrate	33.60 ± 9.89	864.60 ± 46.17	4.04 ± 0.71
Solenostemon monostachyus	18.40 ± 4.16	851.00 ± 111.66	1.90 ± 0.43
Carica papaya seed-oil	12.40 ± 6.11	961.40 ± 157.70	1.03 ± 0.16

Data expressed as mean ± SD (n = 5). RBC = red blood cell. HbSS = human sickle cell blood.