Understanding pellet population heterogeneity of Aspergillus niger in stirred tank and rocking motion bioreactors. - Engelbert, Karin; Kheirkhah, Tolue; Deffur, Charlotte; Zhang, Fangxing; Winter, Henri; Cairns, Timothy; Jung, Sascha; Briesen, Heiko; Neubauer, Peter; Junne, Stefan; Meyer, Vera (Applied Microbiology & Biotechnology, 2026)