title: Possible benefits of two-quantum excitation in ALA-PDT?
authors.forename: T
authors.initials: T
authors.lastname: Karu
authors.forename: V
authors.initials: V
authors.lastname: Letokhov
mesh_terms: D000622:Aminolevulinic Acid / Q000627:therapeutic use*; D000818:Animals; D006801:Humans; D008027:Light; D010778:Photochemotherapy / Q000379:methods*; D011166:Porphyrins / Q000627:therapeutic use / Q000633:toxicity*; D011524:Protoporphyrins / Q000737:chemistry / Q000627:therapeutic use*; D011789:Quantum Theory; D014407:Tumor Cells, Cultured
chemical_list: D011166:Porphyrins; D011524:Protoporphyrins; D000622:Aminolevulinic Acid; C028025:protoporphyrin IX