Nature CommunicationsChromatin-intrinsic mechanisms determine orientation-specific class switch recombinationSha LuoRuolin QiaoHailiang ZhaLeyi YuXiaoling ShanShuchan LiZifan YangAoyu MaYaxin ChengYao-Feng ZhaoXuefei Zhang2026-02-28Full textDOI https://doi.org/10.1038/s41467-026-70031-z