Isolation and antitumor activity of cyclic hexapeptides isolated from Rubiae radix

  • Chem Pharm Bull (Tokyo). 1984 Jan;32(1):284-90. doi: 10.1248/cpb.32.284.
H Itokawa ,  K Takeya ,  N Mori ,  T Hamanaka ,  T Sonobe ,  K Mihara
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