TITLE AND ABSTRACT INTRODUCTION MATERIALS AND METHODS RESULTS AND DISCUSSION REFERENCES

REFERENCES
 
1. Dougherty T.J., C.J. Gomer, B.W. Henderson, G. Jori, D. Kessel, M. Korbelik, J. Moan and Q.Peng (1998) Photodynamic therapy. J. Natl. Cancer Inst. 90, 889-905.
2. Kennedy J.C. and R.H. Pottier (1992) Endogenous protoporphyrin IX, a clinically useful photosensitizer for photodynamic therapy. J. Photochem. Photobiol. B:Biol. 14, 275-292.
3. Peng Q., T. Warloe, K. Berg, J. Moan, M. Kongshaug, K.-E. Giercksky and J.M. Nesland (1997) 5-aminolevulinic acid-based Photodynamic therapy. Cancer 79(12), 2282-2308.
4. Gibson S.L., D.J. Cupriks, J.J. Havens, M.L. Nguyen and R. Hilf (1998) A regulatory role for porphobilinogen deaminase (PBGD) in d -aminolaevulinic acid (d -ALA)-induced photosensitization? Br. J. Cancer 77, 235-243.
5. Rittenhouse-Diakun K., H. van Leengoed, J. Morgan, E. Hryhorenko, G. Paszkiewicz, J.E. Whitaker and A.R. Oseroff (1995) The role of transferrin receptor (CD71) in photodynamic therapy of activated and malignant lymphocytes using the heme precursor d -aminlevulinic acid (ALA). Photochem. Photobiol.61(5), 523-528.
6. Malik Z., G. Kostenich, L. Roitman, B. Ehrenberg, A. Orenstein (1995) Topical application of 5-aminolevulinic acid, DMSO and EDTA: protoporphyrin IX accumulation in skin and tumors of mice. J. Photochem. Photobiol. B:Biol. 28, 213-218.
7. P. Juzenas, R. Sørensen, V. Iani and J. Moan (1999) Uptake of topically applied 5-aminolevulinic acid and production of protoporphyrin IX in normal mouse skin: dependence on skin temperature. Photochem. Photobiol. 69(4), 478-481.
8. J. Moan, K. Berg, O.B. Gadmar, V. Iani, L.-W. Ma and P. Juzenas (1999) The temperature dependence of protoporphyrin IX production in cells and tissues. Photochem. Photobiol. 70(4), 669-673.
9. R.-M. Szeimies, T. Sassy and M. Landthaler (1994) Penetration potency of topical applied d -aminolevulinic acid for photodynamic therapy of basal cell carcinoma. Photochem. Photobiol. 59(1), 73-76.
10. Gaullier J.M., K. Berg, Q. Peng, H. Anholt, P.K. Selbo, L.W. Ma and J. Moan (1997) Use of 5-aminolevulinic acid esters to improve photodynamic therapy on cells in culture. Cancer Res. 57(8), 1481-1486.
11. A. Casas, A.M. del C Batlle, A.R. Butler, D. Robertson, E.H. Brown, A. MacRobert and P.A. Riley (1999) Comparative effect of ALA derivatives on protoporphyrin production in human and rat skin organ cultures. Br. J. Cancer 80(10), 1525-1532.
12. D.E. Longnecker and P.D. Harris (1980) Microcirculatory actions of general anesthetics. Federation Proc. 39, 1580-1583.
13. R. Sørensen, P. Juzenas, V. Iani and J. Moan (1999) Formation of protoporphyrin IX in mouse skin after topical application of 5-aminolevulinic acid and its methyl ester. In BiOS Europe'98, Photochemotherapy of Cancer and Other Diseases (September 8-12, 1998, Stockholm, Sweden), B.Ehrenberg, K.Berg, Eds., Proc. SPIE 3563, 77-81.
RESULTS AND DISCUSSION


TITLE AND ABSTRACT
INTRODUCTION
MATERIALS AND METHODS
RESULTS AND DISCUSSION
REFERENCES