Method of inhibiting cancer metastasis

摘要

PCT No. PCT/JP96/00268 Sec. 371 Date Dec. 9, 1997 Sec. 102(e) Date Dec. 9, 1997 PCT Filed Feb. 8, 1996 PCT Pub. No. WO97/28807 PCT Pub. Date Aug. 14, 1997The present invention is aimed at providing an anticancer agent which can inhibit the metastasis of cancer cells when used alone. In addition, the present invention is also aimed at providing an anticancer agent which can inhibit the metastasis of cancer cells while causing a small side effect and very small toxicity even for an extended time of administration. The cancer metastasis-inhibiting anticancer agent according to the present invention is characterized by containing sialic acid, its salt, a polymer of sialic acid or a salt of the polymer as an effective ingredient.