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Table 3 Effects of maca root extract, Chinese chive extract and combined extracts on genital indexes (mg/10 g) (mean ± SD)

From: Effects of combined extracts of Lepidium meyenii and Allium tuberosum Rottl. on erectile dysfunction

Groups Testis Epididymis Preputial gland Seminal vesicles
Group 1 (control) 69.49 ± 7.80 12.59 ± 1.66 59.72 ± 18.88 35.65 ± 5.73
Group 2 (maca root extract, 200 mg/kg/d, b.w) 67.91 ± 10.10 12.21 ± 1.96 69.91 ± 13.49 31.82 ± 8.34
Group 3 (Chinese chive extract, 200 mg/kg/d, b.w) 68.91 ± 10.27 13.41 ± 1.56 66.39 ± 14.49 30.17 ± 6.72
Group 4 (combined extracts, 200 mg/kg/d, b.w) 68.85 ± 11.55 12.60 ± 1.57 62.40 ± 14.78 31.78 ± 6.51
Group 5 (Viagra, 14 mg/kg once before mating experiment) 64.62 ± 9.39 11.78 ± 1.25 66.32 ± 13.02 31.34 ± 6.33