An X-linked sex determination mechanism in cannabis and hop
Sarah B. Carey, Philip C. Bentz, John T. Lovell, Laramie M. Akozbek, Zachary Myers, Walid Korani, Joshua S. Havill, Lillian K. Padgitt‐Cobb, Ryan C. Lynch, Nicholas A. Allsing, Jack Mangels, Zachary J. Stansell, George M. Stack, Tyler C. Gordon, Austin Osmanski, , Alex Harkess
The paper identifies an X-linked sex determination mechanism in cannabis and hop, showing that an X-linked gene involved in ethylene biosynthesis controls female inflorescence development, while the Y chromosome lacks clear sex-determining genes.
Nature Communications · May 26, 2026Peer-reviewedEvolutionary Biology