In vivo fiber-optic fluorescent sensor for real-time pH monitoring of tumor microenvironment

Zesen Li, Lan Ni, Zhongyuan Cheng, Fangzhou Jin, Enlai Song, Zhiyuan Xu, Yongkang Zhang, You‐Zhen Feng, Xiang‐Ran Cai, Yang Ran, Bai‐Ou Guan