In vitro Cytotoxic Potential of Sterculia quadrifida Leaf Extract Against Human Breast Cancer Cell Lines

Abstract

The collection locations are S 10° 07' 40"-10°17' 39" and E 123° 31' 35"-123° 41' 00". Kupang City has a low average annual rainfall (1,290 mm/year). The average humidity is 77%, and the average temperature is 27.5°C. The plant was identified at the Laboratory of Herbal Materia Medica Batu, Indonesia. The root, stem, and leaf parts of the plant were authenticated using the Flora of Java book. The remaining plant sample was labeled as Sterculia quadrifida and deposited in the