1. Ashen-Garry D, Selke M (2013) Singlet oxygen generation by cyclometalated complexes and applications. Photochem Photobiol. doi: 10.1111/php.12211
2. Buytaert E, Dewaele M, Agostinis P (2007) Molecular effectors of multiple cell death pathways initiated by photodynamic therapy. Biochim Biophys Acta 1776(1):86–107. doi: 10.1016/j.bbcan.2007.07.001
3. Celli JP, Spring BQ, Rizvi I, Evans CL, Samkoe KS, Verma S, Pogue BW, Hasan T (2010) Imaging and photodynamic therapy: mechanisms, monitoring, and optimization. Chem Rev 110(5):2795–2838. doi: 10.1021/cr900300p
4. Cheng Y, C. Samia A, Meyers JD, Panagopoulos I, Fei B, Burda C (2008) Highly efficient drug delivery with gold nanoparticle vectors for in vivo photodynamic therapy of cancer. J Am Chem Soc 130(32):10643–10647. doi: 10.1021/ja801631c
5. Chin W, Lau W, Cheng C, Olivo M (2004) Evaluation of Hypocrellin B in a human bladder tumor model in experimental photodynamic therapy: biodistribution, light dose and drug-light interval effects. Int J Oncol 25(3):623–629