Cervical cancer cells (HeLa cells) treated with soursop leaf endophytic fungi extract (Sir-SM2). Description: A = control without treatment, B = 25 μg mL−1 concentration, C = 50 μg mL−1 concentration, D = 100 μg mL−1 concentration, E = 200 μg mL−1 concentration, F = concentration 400 μg mL−1 concentration (Canon inferted microscope, Dyno Eye camera, 1280 × 1024 unit: inch) at 10× magnification).