Levulan Kerastick

δ-Aminolevulinic acid (also dALA, δ-ALA, 5ALA or 5-aminolevulinic acid), an endogenous non-proteinogenic amino acid, is the first compound in the porphyrin synthesis pathway, the pathway that leads to heme[1] in mammals, as well as chlorophyll[2] in plants. 5ALA is used in photodynamic detection and surgery of cancer.[3][4][5][6] Contents 1 Medical uses 1.1 Cancer diagnosis 1.2 Cancer ... [wikipedia]