Antibodies targeting a conserved cryptic epitope at the influenza hemagglutinin head-stem interface via distinct binding modes
Guthrie L. Stroh, Huibin Lv, Chunke Chen, Yuanxin Sun, Tossapol Pholcharee, Catherine Zhu, Shu Ting Teo, Douglas A. Mitchell, Chris Ka Pun Mok, Nicholas C. Wu
This study characterizes two broadly reactive antibodies against a conserved cryptic epitope at the influenza HA head-stem interface, showing they are non-neutralizing and have limited protective efficacy.
bioRxiv · Oct 3, 2026 · PreprintBiochemistry