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Liu HQ, Wang YM, Li WF, Li C, Jiang ZH, Bao J, Wei JF, Jin HT, Wang AP. Photobleaching characteristics of α-(8-quinolinoxy) zinc phthalocyanine, a new type of amphipathic complex. OPEN CHEM 2017. [DOI: 10.1515/chem-2017-0045] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
AbstractThe aim of this study was to reveal the photobleaching characteristics of α-(8-quinolinoxy) zinc phthalocyanine (ZnPc-F7), a new type of amphiphilic complex. Normal saline (NS), pure Roswell Park Memorial Institute (RPMI)-1640 medium (1640), RPMI-1640 medium containing 10% fetal calf serum, and cell suspension were used as solvents to study the photobleaching of ZnPc-F7 in different solutions. Absorbance and fluorescence spectra were measured. Photobleaching kinetics were observed after irradiation for 3–180 min with ZnPc-F7 concentrations of 1–40.00μg/mL. An in vivo imaging system was used to observe the distribution and photobleaching of ZnPc-F7 in mice. ZnPc-F7 was bleached both in vitro and in vivo after exposure to laser energy at 670 nm. ZnPc-F7 was not bleached without irradiation. ‘The type of solvent, irradiation time, and initial concentration influenced the photobleaching rate. Rapid initial phases followed by a slower rate of photobleaching were observed in all four solutions. Fluorescence of ZnPc-F7 in mouse skin was steady and then increased 24 h after injection. There was no significant difference in the extent of fluorescence between normal and psoriasis-like mice. Local administration of ZnPc-F7 showed higher fluorescence intensity in skin at an early time than intravenous injection and lower content in organs after 24 h.
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Affiliation(s)
- Han-Qing Liu
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Shenzhen Key Laboratory for Drug Addiction and Medication Safety, Peking University Shenzhen Hospital, Shenzhen Peking University-The Hong Kong University of Science and Technology Medical Center, Guangdong, China, 518036
| | - Ying-Ming Wang
- Beijing Guiqianjin Medical Technology co., Ltd, Beijing, China, 100039
| | - Wan-Fang Li
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Chao Li
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Zhi-Huan Jiang
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Jie Bao
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Jin-Feng Wei
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Hong-Tao Jin
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
| | - Ai-Ping Wang
- Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China, 100050
- Beijing Union-Genius Pharmaceutical Technology Development Co., Ltd, 100050, Beijing, China
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