Pyruvate is a natural suppressor of interferon signaling by inducing STAT1 protein pyruvylation Cell By: Yibo Zuo Β· Qin Wang Β· Wanying Tian Β· Xinhe Wang Β· Zhijin Zheng Β· Wei He Β· Renxia Zhang Β· Qian Zhao Β· Ying Miao Β· Yukang Yuan Β· Tingting Zhang Β· Qun Cui Β· Yuerong Zhang Β· Chunyan Liu Β· Haiyan Zhou Β· Hui Zheng 27 February 2026 at 08:00 Yibo et al. identify protein pyruvylation as a post-translational modification that can modulate immune signaling and host antiviral response.