To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S12. Hyphae tightly-constrained in narrow channels. The absence of lateral openings precludes lateral branching, but branching resumes immediately upon leaving the channel. Intracellular mechanisms of fungal space searching in microenvironments Marie Held, Ondřej Kašpar, Clive Edwards, and Dan V. Nicolau PNAS. 2019. 116:13543-13552 DOI: 10.1073/pnas.1816423116 Download Original Video Browse All Videos »