1. Morphologic study of the combined effect of purpurin derivatives and light on transplantable bladder tumors;Morgan;Cancer Res.,1987
2. Photodynamic therapy of transplantable FANFT-induced urothelial tumors using the purpurin NT2 and light;Selman;Surg. Forum,1986
3. Observations on the synthesis and spectroscopic characteristics of purpurins;Morgan;J. Org. Chem.,1986
4. The structure of the active component of hematoporphyrin derivative;Dougherty;Prog. Clin. Biol. Res.,1984
5. Transplantation and cell culture of rat urinary bladder carcinoma;Cohen;Invest. Urol.,1981