A NIR phosphorescent osmium(ii) complex as a lysosome tracking reagent and photodynamic therapeutic agent†
Pingyu
Zhang, 
*a
Yi
Wang,
a
Kangqiang
Qiu,
ab
Zhiqian
Zhao,
a
Rentao
Hu,
a
Chuanxin
He,
a
Qianling
Zhang
*a
and
Hui
Chao
*ab
*a
Yi
Wang,
a
Kangqiang
Qiu,
ab
Zhiqian
Zhao,
a
Rentao
Hu,
a
Chuanxin
He,
a
Qianling
Zhang
*a
and
Hui
Chao
*ab
Abstract
A novel near infrared (NIR) phosphorescent osmium complex (Os1) was developed for lysosome tracking and photodynamic therapy. Owing to its NIR photophysical properties, cellular imaging ability and phototoxicity, it has advantages over its ruthenium analogue (Ru1).
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