国产人妖在线视频I午夜av一区二区三区I国产色一区二区I一级片视频在线观看I一级毛片儿I亚色图I丁香花一区二区I超碰97在线免费I久久精品中文字幕I日韩在线视频观看免费I无码中文字幕色专区I欧美专区亚洲专区I国产tv在线观看I2024最新黄色网址I日本老妇高潮乱hdI成人免费入口I日韩精品视频在线看I国产传媒在线播放I一本岛视频在线观看I自拍日韩亚洲一区在线I国产成人亚洲综合a∨婷婷I国产精品2019I色亚洲天堂Iav黄色免费I欧美大尺度视频

Photodynamic therapy (PDT) is a technology that uses photodynamic response for disease diagnosis and disease treatment. It is becoming a hot spot for the diagnosis and treatment of superficial tumors such as skin and head and neck tumors. It is realized by nano-carrier encapsulating photosensitive machine (such as: tetraphenylporphyrin meso-tetraphenylporphine, TPP); new nano-materials such as fullerene, titanium dioxide, nano-gold and fluorescent materials quantum dots (QD), up-conversion Nanomaterials can also participate in carrier construction; Nanocarriers include: liposomes, micelles, nano-gold and fluorescent complexes, etc.; services involved: design prescription conditions, optimize preparation processes, and sample verification;