sentence: There are also some instances of other fungal secondary metabolites whose biosynthesis requires two PKSs , such as zearalenone in Fusarium species [ 27,28 ] , lovastatin in A. terreus [ 29,30 ] , the T-toxin in Cochliobolus heterostrophus [ 31 ] , compactin in P. citrinum [ 32 ] , and asperfuranone in A. nidulans [ 33 ] .