Screening plants for antitumor activity. II. A comparison of two methods of sampling herbaceous plants.
D000970:Antineoplastic Agents / Q000302:isolation & purification*; D008722:Methods; D010936:Plant Extracts / Q000302:isolation & purification; D010944:Plants / Q000032:analysis*; D010946:Plants, Medicinal / Q000032:analysis
D000970:Antineoplastic Agents; D010936:Plant Extracts