Antiproliferative activity and characterization of metabolites of Aspergillus nidulans: An endophytic fungus from Nyctanthes arbor-tristis Linn. against three human cell lines - Sana, T; Siddiqui, B S; Shahzad, S; Farooq, A D; Siddiqui, F; Sattar, S; Begum, S (Med Chem, 2019)