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Environmental biochemistry
and photobiology

CURRICULUM VITAE

Walter C Dunlap

 

PERSONAL

Born 19 September, 1948, Westborough, Massachusetts, USA.
Marital Status Married (Rumi Ando), with no children.
Citizenship 
United States of America (birth).
Australia (26 September, 1991).

 

EDUCATION

1966 Graduated Auburn High School, Auburn, Massachusetts.

1970 B.Sc. Chemistry, Norwich University, Northfield, Vermont.

1975 Ph.D. Chemistry, Rensselaer Polytechnic Institute, Troy, New York.

 

PROFESSIONAL APPOINTMENTS

1970-1972 Teaching Assistant, Rensselaer Polytechnic Institute.

1972-1974 Research Assistant, Rensselaer Polytechnic Institute.

1974-1975 Corning Glass Works Fellow, Rensselaer Polytechnic Institute.

1975-1977 Postdoctoral Fellow, Medical Chemistry Group, The John Curtin School of Medical Research, Australian National University.

1977-1980 Senior Teaching Fellow, Department of Organic Chemistry, University of Adelaide.

1980-1985 Research Scientist, Australian Institute of Marine Science.

1985-1989 Senior Research Scientist, Australian Institute of Marine Science.

1989-date Principal Research Scientist, Australian Institute of Marine Science.

1996-1997 Leader, Marine Eco-Chemistry, Australian Institute of Marine Science.

1997-1999 Leader, Environmental Biochemistry, Australian Institute of Marine Science.

1999-date Deputy Project Leader, Marine Biotechnology, Australian Institute of Marine Science.

 

VISITING APPOINTMENTS, HONORARIA AND AWARDS 
(since 1990)

1991 Visiting Professor, Toyo Suisan Chair of Marine Biotechnology, Research Center for Advanced Science and Technology, University of Tokyo (January - April).

1991-1992 Associate Investigator, US National Science Foundation, Palmer Station, Antarctica (October - January).

1992 Antarctic Service Medal of the United States of America, awarded by the US National Science Foundation and US Department of the Navy (with military bar), 6 August.

1992 Visiting Professor, Toyo Suisan Chair of Marine Biotechnology, Research Center for Advanced Science and Technology, University of Tokyo (July - December).

1993 1993 Visiting Libra Professor, College of Sciences, University of Maine (August - November).

1994 Associate Investigator, US National Science Foundation, Palmer Station, Antarctica (October - December).

1995 Visiting Research Fellow, Department of Biochemistry, Osaka City University Medical School and the Research Center for Advanced Science and Technology, University of Tokyo (October).

1996 Visiting Professor and Member Commision d’Examen PhD. University Francaise du Pacific, Tahiti, and the Institute Territorial de Researches Medicales Louis Malarde (April - May).

1997 Visiting Professor, Ebara Chair of Environmental Biotechnology, Research Center for Advanced Science and Technology, University of Tokyo (July).

1997 Visiting Research Fellow, Department of Biochemistry, Osaka City University Medical School (October).

1998 Invited Reviewer for the Assessment on Environmental Effects of Ozone Depletion, UNEP Environmental Effects Assessment Panel for the Vienna Convention for the Protection of the Ozone Layer & the Montreal Protocol on Substances that Deplete the Ozone Layer, United Nations Environment Program (UNEP).

2000 Invitation Fellow to the Department of Chemistry and Biotechnology, University of Tokyo, and the Department of Biochemistry, Osaka City University Medical School administered by the Australian Academy of Science for the Department of Education, Science and Training's International Science and Technology Innovation Access Program, and the Japan Society for the Promotion of Science (October - November).

2001 Visiting Research Fellow to the Department of Biochemistry, Osaka City University Medical School and the Department of Chemistry, University of Tokyo, funded by the Osaka City University Medical School (March-April).

2002 Invitation Fellow to the Department of Chemistry and Biotechnology, University of Tokyo, and the Department of Biochemistry, Osaka City University Medical School administered by the Australian Academy of Science for the Department of Education, Science and Training's International Science and Technology Innovation Access Program, and the Japan Society for the Promotion of Science (April -May).

 

GRANTS
(since 1990)

1991-1993 US National Science Foundation, Division of Polar Programs. Physiological Ecology of UV-Absorbing Compounds in Antarctic Organisms (Associate PI with Dr Deneb Karentz, UCSF); NSF $US 182,747.

1992 Australia/US Bilateral Science and Technology Program. UV-Absorbing Compounds in Antarctic Organisms (Travel grant, $A 7,595).

1992 Australia/Japan Bilateral Science and Technology Program. Water Soluble, Small-molecule Antioxidants Derived from Japanese Seaweed for use in Commercial Food-processing Applications (Travel grant $A 2,108).

1993-1996 US National Science Foundation, Division of Polar Programs. Effects of Ozone-related Increased UV-B Fluences on Photosynthesis, Photoadaptation and Viability of Phytoplankton in Antarctic Waters (Associate PI with Prof O Holm-Hansen, Scripps Institution of Oceanography); NSF $US 271,505.

1993-1996 US National Science Foundation, Functional and Physiological Ecology Program. Sources and Functions of Defenses against Solar UV Radiation and Photooxidative Stress in Sea Urchins (co-PI with Prof JM Shick, U Maine); NSF $US 360,129.

1996 Australian Research Council. Electron Paramagnetic Resonance Spectrometer for Multi-disciplinary Studies in Biological, Physiological and Pathophysiological Processes, Chemistry and Archaeolgy" (co-PI with Drs RS Towner, James Cook University and JP Headrick, Griffith U); ARC $A 150,000; JCU $A 150,000.

1997 Department of Industry, Science and Technology (DIST) and the Department of Higher Education (Monbusho, Japan), International Bilateral Science and Technology Program, Joint approval of the project Novel Antioxidant Functions in Marine Organisms: Biomedical Applications as a priority research collaboration for funding inter-agency travel.

2000 Australian Academy of Science and the Japan Society for the Promotion of Science Photooxidative Stress and Novel Antioxidant Functions in Marine Organisms: Biomedical Application with Profs. Yamamoto (University of Tokyo) and Inoue (Osaka City University Medical School). AAS/JSPS (¥622,000 + travel).

2001 US Environmental protection Agency. Provision of mycosporine-like amino acid standards; $18,600.

2002 Australian Academy of Science and the Japan Society for the Promotion of Science Biochemical Adaptation in Marine microbial UV-hyperoxophiles: Regulatioon of Metabolic CoQ Redox Balance by NAD(P)H: Quinone Oxidoreductase Activity with Profs. Yamamoto (University of Tokyo) and Inoue (Osaka City University Medical School). AAS/JSPS (¥780,000 + travel).

 

INTERNATIONAL CONFERENCES AND WORKSHOPS
(since 1990)

Chalker BE and Dunlap WC (1990). UV-B and UV-A absorbing compounds in marine organisms. Response of marine phytoplankton to natural variations in UV-B flux, Scripps Institution of Oceanography, 5 April.

Dunlap WC, Banaszak AT, Rosenzweig TT and Shick LM (1991). Ultraviolet light-absorbing compounds in coral reef holothurians: organ distribution and possible sources. In: Biology of Enchinoderma: Proceedings of the Seventh International Echinoderm Conference. Yanagisawa Y, Yasumasu I, Oguro C, Suzuki N and Motokawa T, (eds). AA Balkema, Rotterdam, p 560.

Dunlap WC, Chalker BE and Bandaranayake WM (1992). Nature's sunscreen from the Great Barrier Reef, Australia. 11th Intnational Congress on Photobiology, Kyoto, 7-12 September.

Shick JM, Dunlap WC and Larsen RM (1993). Coral reef holothuroids (Echinodermata) accumulate UV-photoprotectants from their diet. Annual Meeting of the American Society of Zoologists, Los Angeles, 26-30 December. Abstract: American Zoologist 33: 62A (1993).

Bandaranayake WM, Dunlap WC and Chalker BE (1994). Tissue protein chemistry of UV absorbing compounds: Bio-accumulation of light absorbing pigments in the fish lens. 19th International Union of Pure and Applied Chemistry (IUPAC) Symposium on Natural Products, Karachi, Pakistan, 16-20 January.

Baker JT, Murphy P, Chalker BE and Dunlap WC, 1994. Drugs from the sea - the science, the ethics and the opportunities. First Australia/Japan Symposium on Drug Design and Development, Coolum Queensland, 8-11 May.

Shick JM, Buettner GR and Dunlap WC (1994). Preliminary study using electron paramagnetic resonance to assess protection from UV-induced oxidative stress by mycosporine-like amino acids in ovaries of sea urchins. Therapeutic Potential of Biological Antioxidants, Linus Pauling Institute of Science and Medicine, 29 September - 1 October.

Dunlap WC (1995). Antioxidant functions in algal-invertebrate symbiosis. 15th Life Science Conference, Osaka City University Medical School, Osaka, 12 October.

Masaki K, Dunlap WC, Matsukawa R, Yamamoto Y, Karube I (1996). Preparation of a stable antioxidant from UV-absorbing compounds derived from marine organisms using a novel retro-biosynthetic microbial pathway. Society for Bioscience, Biotechnology and Agrichemistry, Kyoto, 1 April.

Dunlap WC (1996). Antioxidants and photooxidative stress in coral symbiosis. Pacific Life Science Conference, Institute Territorial de Researches Medicales Louis Malarde, Tahiti, 30 April.

Dunlap WC, Yamamoto Y, Larsen R, Karube I and Masaki KH (1996). Small-molecule antioxidants derived from tropical marine organisms of the Great Barrier Reef. Second Australia/Japan Symposium on Drug Design and Development, Cairns, 29 September - 3 October.

Dunlap WC, Inoue M, Iwatsuki M, Yamaguchi M, Yamamoto Y and Tomita K (1996). Uric acid photooxidation assay: a comparison of UV-absorbing sunscreen agents. 19th International Federation Societies of Cosmetics Chemists (IFSCC) Congress Sydney, 22-25 October.

Dunlap WC, Chalker BE, Bandaranayake and WuWon JJ (1996). Nature’ s sunscreen from the Great Barrier Reef, Australia. 19th International Federation Societies of Cosmetics Chemists (IFSCC) Congress, Sydney, 22-25 October.

Dunlap WC (1996). Photooxidation as an environmental stress in marine organisms. Inter-America Institute Workshop on the Impact of Solar Ultraviolet Radiation on Aquatic and Terrestrial Resources in Patagonia Argentine-Chile, Valdivia, 4-7 November.

Shick JM and Dunlap WC (1997). Sources and Functions of Mycosporine-like amino acids in marine invertebrates. Society of Chemical Ecology, Vancouver, 21-25 July.

Yamamoto Y, Imai N and Dunlap WC (1997). Production of active oxygen by irradiation of titanium oxide used in sunscreens. 19th Meeting of the Japanese Society of Photomedicine and Photobiology, Kobe, 26-27 July.

Dunlap WC, Masaki K, Yamamoto Y, Larsen RM and Karube I (1997). A novel antioxidant derived from seaweed. 4th International Marine Biotechnology Conference, Sorrento, 23-29 September.

Dunlap WC, Yamamoto Y, Fujisawa A, Maita N, Masaki E and Karube, I (1998). Novel antioxidants from marine organisms. 9th International Symposium on Marine Natural Products, Townsville, 5-10 July.

Yamamoto Y, Dunlap WC, Imai N, Mashima R, Konaka R, Inoue M, Hasagawa Y and Miyoshi T (1998). Formation of singlet oxygen upon UV-irradiation of microfine oxides and its prevention by surface-coating. 20th International Federation Societies of Cosmetic Chemists (IFSCC) Congress, Cannes, 14-19 September.

Dunlap WC, Yamamoto Y, Imai N, Mashima R, Konaka R, Inoue M, Hasagawa Y and Miyoshi T (1998). Formation of singlet oxygen upon UV-irradiation of microfine oxides and its prevention by surface-coating technologies. Third Australia/Japan Symposium on Drug Design and Development, Tokushima. 29 September-2 October.

Dunlap WC, Yamamoto Y, Fujisawa A, Maita N and Karube I (1998). Novel Antioxidants from Marine Organisms. Third Australia/Japan Symposium on Drug Design and Development, Tokushima. 29 September - 2 October.

Dunlap, WC, Shick M and Yamamoto Y (1999). Sunscreens, oxidative stress and antioxidant functions in marine organisms of the Great Barrier Reef. OxidativePpathways in Health and Disease. 8th Meeting of the Society for Free Radical Research, 30th Meeting of the Australian Society for Experimental Pathology and 32nd Meeting of the Australia and New Zealand Environmental Mutagen Society, Sydney, 1-5 December.

Jeffrey SW, Dunlap WC, MacTavish HS and Vesk M (2000). UV-absorbing compounds in marine microalgae: focus of bloom-forming species. 9th International Conference on Harmful Algal Blooms, Hobart, 7-11 February.

Dunlap WC, Llewellyn L, Doyle J and Yamamoto Y (2000). A rapid high-throughput kinetic assay for screening antioxidant activity in extracts of marine organisms. Fourth Australia/Japan Symposium on Drug Design and Development, Melbourne, 14-18 May.

Dunlap WC, Llewellyn L, Doyle J and Yamamoto Y (2000). A rapid high-throughput kinetic assay for screening antioxidant activity in extracts of marine organisms. 5th International Marine Biotechnology Conference, Townsville, 29 September - 4 October.

Dunlap WC, Shick JM and Yamamoto Y (2000). UV protection in marine organisms. I. Sunscreens, oxidative stress and antioxidants. International Society for Free Radical Research, 19 October, Kyoto.

Shick JM, Dunlap WC and Beuttner GR (2000). UV protection in marine organisms. II. Biosynthesis, accumulation and functions of mycosporine-like amino acids. International Society for Free Radical Research, 19 October, Kyoto.

Fujisawa A, Hara, A, Dunlap WC and Yamamoto Y (2000). An unusual vitamin E derivative enhances antioxidant protection in marine organisms adapted to coldwater environments. International Society for Free Radical Research, 20 October, Kyoto.

Dunlap WC (2001). UV adaptation and antioxidant protection in marine organisms. 22nd Symposium on Oxidation of Lipids. Antioxidants in Health, Biology and Cosmetics, 6 April, University of Tokyo,

Dunlap WC (2001). Sunscreens, antioxidants and oxidative stress in marine organisms. Tokyo BioIndustries Association, Tokyo, 16 April.

Shick JM and Dunlap WC (2001). Uptake, accumulation, bioconversion and physiological functions of mycosporine-like amino acids (MAAs) in tropical holothurians. 4th North American Echinoderm Conference, Darling Marine Center, University of Maine, 22-26.

Fujisawa A, Yamamoto Y, Hara A and Dunlap WC (2001). "Marine-derived tocopherol (MDT) shows enhanced antioxidant activity at low temperature". Australasian and Japan Societies of Free Radical Research, University of Sydney, 1-4 December.

Dunlap WC, Fujisawa A and Yamamoto Y (2001). CoQ redox balance in marine bacteria exposed to UVA radiation: up-regulation of NAD(P)H: quinone oxidoreductase activity. Australasian and Japan Societies of Free Radical Research, University of Sydney, 1-4 December.

Dunlap WC, Fujisawa A and Yamamoto Y (2002). CoQ redox balance in marine bacteria: apparent up-regulation of NAD(P)H:quinone oxidodreductase Activity, 5th Australian-Japan Symposium of Drug Design and Development. Nara, Japan, 13-16 May.

Dunlap WC, Fujisawa A and Yamamoto Y (2002). Marine biotechnology for anti-aging medicine: regulation of CoQ redox balance by "UV-extremophilis" bacteria of the Great Barrier Reef. Ist Asia Pacific Conference on anti-aging medicine. Singapore, 23-26 June.

 

PH.D. THESIS

Dunlap WC (1975). Photodimerization of Some Bridgehead Nitrogen Heterocycles, Rensselaer Polytechnic Institute, Troy, New York, 201 p.

 

PUBLICATIONS

Potts KT, Brugel EG and Dunlap WC (1977). 1,2,4-Triazoles. XXXI. Photodimerization of s-triazolo[4,3-a]pyridines: formation of cyclobutane dimers. Tetrahedron 33:1247-1252.

Potts KT, Dunlap WC and Brugel EA (1977). 1,2,4-Triazoles. XXXII. Photodimerization of some sym-di(3-s-trizolo[4,3,-a]pyridyl)alkanes and related derivatives. Tetrahedron 33: 1253-1262.

Potts KT, Dunlap WC and Apple FS (1977). 1,2,4-Triazoles. XXXIII. Photodimerization of some s-triazolo[4,3,-a]quinoline and s-triazolo-[3,4-a]isoquinoline derivatives. Tetrahedron 33: 1263-1271.

Brown DJ, Dunlap WC, Grigg GW and Kelly J (1977). Thiazolo[5,4-d]-pyrimidine derivatives as amplifiers of phleomycin against Esherichia coli. Journal of Australian Chemistry 30: 1775-1783.

Brown DJ, Dunlap WC, Grigg GW and L. Danckwerts L (1978). Purine analogues as amplifiers of phleomycin. II. Some 2-alkylthio derivatives of imidazole, benzimidazole, benzoxazole and benzothiazole, Journal of Australian Chemistry 31: 397-404.

Brown DJ, Dunlap WC, Nagamatsu T, Grigg GW and Danckwerts L (1978). Purine analogues as amplifiers of phleomycin. III. Some s-triazolo[4,3-a]pyridines, s-triazolo[4,3-a] or [1,5-a]pyrimidines and s-triazolo[3,4-b]-benzothiazoles. Journal of Australian Chemistry 31: 447-450.

Chalker BE and Dunlap WC (1981). Extraction and quantitation of endosymbiotic algal pigments from reef-building corals. Proceedings of the IVth Intnational Coral Reef Symposium., Manila, 2: 45-50.

Coll JC, Bowden BF, Tapiolas DM and Dunlap WC (1982). In situ isolation of allelochemicals released from marine organisms: a totally submersible sampling apparatus. Journal of Experimental Marine Biology and Ecology 60: 293-299.

Chalker BE and Dunlap WC (1983). Seasonal changes in kinetics of primary production by reef building corals at Davies Reef, Great Barrier Reef, Australia. In: Proceedings of the Pacific Sciences Associations, 15th Congress, Dunedin, New Zealand 1: 36-37.

Oliver JK, Chalker BE and Dunlap WC (1983). Bathymetric adaptations of reef building corals at Davies Reef, Great Barrier Reef, Australia. I. Long term growth responses of Acropora formosa (Dana 1846). Journal of Experimental Marine Biology and Ecology 73:11-35.

Chalker BE, Dunlap WC and Oliver JK (1983). Bathymetric adaptations of reef-building corals at Davies Reef, Great Barrier Reef, Australia. II. Light saturation curves for photosynthesis and respiration. Journal of Experimental Marine Biology and Ecology 73: 37-56.

Dunlap WC (1983). Distribution of Vitamin B12 in reef waters of the Central Great Barrier Reef. In: Proceedings: Inaugural Great Barrier Reef Conference, Townsville. Baker JT, et al. (eds), James Cook University Press, Townsville, pp 305-310.

Chalker BE and Dunlap WC (1983). Primary production and photoadaptation by corals on the Great Barrier Reef. In: Proceedings: Inaugural Great Barrier Reef Conference, Townsville. Baker JT, et al. (eds), James Cook University Press, Townsville, pp 293-298.

Andrew JC, Dunlap WC and Bellamy NF (1984). Cycles of thermal stratification in a lagoon in a windward reef flat (Great Barrier Reef). Australian Journal of Marine and Freshwater Research 35: 273-284.

Chalker BE, Cox T and Dunlap WC (1984). Seasonal changes in primary production and photoadaptation by the reef-building coral Acropora granulosa on the Great Barrier Reef. In: Marine Phytoplankton and Productivity. Holm-Hansen O, et al. (eds). Springer-Verlag, Berlin, pp 73-87.

Dunlap WC and Susic M (1985). Determination of pteridines and flavins in seawater by reverse-phase high performance liquid chromatographic separation and fluorometric analysis. Marine Chemistry 17:185-198.

Dunlap WC (1985). Measurement of extra-cellular phosphatase activity in reef waters of the central Great Barrier Reef, Australia. 5 eme Congres International sur les Recifs Corallines, Tahiti, 3: 451-456.

Dunlap WC and Susic M (1986). Photochemical decomposition rates of pteridines and flavins in seawater exposed to surface solar radiation. Marine Chemistry 19: 99-107.

Chalker BE, Dunlap WC and Jokiel PL, 1986. Light and corals. Oceanus 29: 22-23.

Dunlap WC and Chalker BE (1986). Identification and quantitation of near-UV absorbing compounds (S-320) in a reef-building coral. Coral Reefs 5: 155-159.

Dunlap WC, Chalker BE and Oliver JK (1986). Photoadaptation by reef-building corals from Davies Reef, Great Barrier Reef, Australia. III. UV-B absorbing pigments. Journal of Experimental Marine Biology and Ecology 104: 239-248.

Chalker BE, Barnes DJ, Dunlap WC and Jokiel PL (1988). Light and reef-building corals. Interdisciplinary Science Reviews 13: 222-237.

Dunlap WC, Chalker BE and Bandaranayake WM (1988). Ultraviolet light absorbing agents derived from tropical marine organisms of the Great Barrier Reef, Australia. Proceedings of the VIth International Coral Reef Symposium, Townsville, 3: 89-93.

Dunlap WC, Williams DMcB, Chalker BE and Banaszak AT (1989). Biochemical photoadaptation in vision: UV-absorbing pigments in fish eye tissues. Comparative Biochemistry and Physiology 93B: 601-607.

Dunlap WC, Chalker BE and Bandaranayake WM (1989). New sunscreening agents derived from tropical marine organisms of the Great Barrier Reef, Australia. Proceeding of the Workshop Mexico-Australia on Marine Science, Mexico, pp 229-238.

Karentz D and Dunlap WC (1990). Ultraviolet-absorbing compounds in Antarctic organisms. Antarctic Journal of the United States 25: 173-174.

Karentz D, McEuen FS, Land MC and Dunlap WC (1991). Survey of mycosporine-like amino acid compounds in Antarctic marine organisms: potential protection from ultraviolet exposure. Marine Biology 108: 157-166.

Shick JM, Dunlap WC, Chalker BE, Banaszak AT, Rosenzweig TK (1992). Survey of ultraviolet radiation absorbing mycosporine-like amino acids in organs of coral reef holothuroids. Marine Ecology Progress Series 90: 139-148.

Karentz D., Bosch I and Dunlap WC (1992). Distribution of UV-absorbing compounds in the Antarctic limpet, Narcella concinna. Antarctic Journal of the United States 27: 121-122.

Stochaj WR, Dunlap WC and Shick JM (1994). Two new UV-absorbing mycosporine-like amino acids from the sea anemone Anthopleura elegantissima and the effects of zooxanthellae and spectral irradiance on chemical composition and content. Marine Biology 118: 149-156

Shick JM, Lesser MP, Dunlap WC, Stochaj WR, Chalker BE and Wu Won J (1995). Depth-dependent responses to solar ultraviolet radiation and oxidative stress in the zooxanthellate coral Acropora microphthalma. Marine Biology 122: 41-51.

Bandaranayake WM, Chalker BE and Dunlap WC (1995). Tissue protein chemistry of UV-absorbing compounds. In: Recent Discoveries in Natural Product Chemistry. Rahman AU, Choudhary MI and Shekhani MS (eds), Harwood Academic Press, pp 367-368.

Dunlap WC and Yamamoto Y (1995). Small molecule antioxidants in marine organisms: antioxidant activity of mycosporine-glycine. Comparative Biochemistry and Physiology 112B: 105-114.

Dunlap WC, Rae GA, Helbling EW, Villafane VE and Holm-Hansen O (1995). UV-absorbing compounds in natural assemblages of Antarctic phytoplankton. Antarctic Journal of the United States 30:323-326.

Yamamoto Y, Maita N, Fujisawa A, Ishii Y and Dunlap WC (1996). A new vitamin E derivative from fish eggs. Progress in Vitamin E Research (Kyoritsu Publishers, Tokyo), 6: 34-37 [in Japanese].

Dunlap WC, Inoue M, Kashiba-Iwatsuki M, Yamaguchi M, Yamamoto Y and Tomita K (1996). Uric acid photooxidation assay: a comparison of UV-absorbing sunscreen agents. Cosmetics: Promise and Proof, Proceedings of the 19th International Federation Societies of Cosmetics Chemists (IFSCC) Congress, 1: 53-64; CD-ROM: P006.

Dunlap WC, Chalker BE, Bandaranayake and WuWon JJ (1996). Nature’ s sunscreen from the Great Barrier Reef, Australia. Cosmetics: Promise and Proof, Proceedings of the 19th International Federation Societies of Cosmetics Chemists (IFSCC) Congress, CD-ROM: R026.

Helbling EW, Chalker BE, Dunlap WC, Holm-Hansen O and Villafane VE (1996). Photo-adaptation of Antarctic marine diatoms to solar ultraviolet radiation. Journal of Experimental Marine Biology and Ecology 204: 85-101.

Karentz D, Dunlap WC and Bosch I (1997). Temporal and spatial occurrence of UV-absorbing mycoporine-like amino acids in tissues of the Antarctic sea urchin Sterechinus neumayeri: spatial and temporal patterns observed during 1991 springtime ozone depletion. Marine Biology 129: 343-353.

Dunlap WC, Inoue M, Kashiba-Iwatsuki M, Yamaguchi M, Yamamoto Y and Tomita K (1998). Uric acid photooxidation assay: a comparison of UV-absorbing sunscreen agents. International Journal of Cosmetic Science 20: 1-18.

Dunlap WC, Chalker BE, Bandaranayake and WuWon JJ (1998). Nature’s sunscreen from the Great Barrier Reef, Australia. International Journal of Cosmetic Science 20: 41-51.

Dunlap WC and Shick JM (1998). Ultraviolet radiation-absorbing mycosporine-like amino acids in coral reef organisms: a biochemical and environmental perspective. Journal of Phycology 34: 418-430.

Dunlap WC, Masaki K, Yamamoto Y, Larsen RM and Karube I (1998). A novel antioxidant derived from seaweed. In: Recent Developments in Marine Biotechnology. Le Gal Y and Halvorson H (eds), Plenum Press, New York, pp 33-35.

Mason DS, Schafer F, Shick JM and Dunlap WC (1998). Ultraviolet radiation-absorbing mycosporine-like amino acids (MAAs are acquired from their diet by medaka fish (Oryzias latipes) but not be SKH-1 hairless mice. Comparative Biochemistry and Physiology 120: 587-598.

Yamamoto Y, Dunlap WC, Imai N, Mashima R, Konaka R, Inoue M, Hasagawa Y and Miyoshi T (1998). Formation of singlet oxygen upon UV-irradiation of microfine oxides and its prevention by surface-coating. Proceedings of the 20th International Federation Societies of Cosmetic Chemists (IFSCC) Congress 1: 153-165.

Konaka, R, Kasahara E, Dunlap WC, Yamamoto Y, Chien KC and Inoue M (1999). Irradadiation of titanium dioxide in ethanol generates both singlet oxygen and superoxide ion. Free Radicals in Biology and Medicine 27: 294-300.

Jeffrey SW, MacTavish HS, Dunlap WC, Vesk M and Groenewoud K (1999). The occurrence of UV-A and UV-B absorbing compounds in 152 species (206 strains) of marine microalgae. Marine Ecology Progress Series 189: 35 - 51.

Yamamoto Y, Maita N, Fujisawa, A, Takashima J, Ishii Y and Dunlap WC (1999). A new vitamin E (a -tocomonoenol) from eggs of the Pacific Salmon Oncorhynchus keta. Journal of Natural Products 62: 1685-1687.

Dunlap, WC, Shick M and Yamamoto Y (1999). Sunscreens, oxidative stress and antioxidant functions in marine organisms of the Great Barrier Reef. Redox Report 4: 301-306.

Yamamoto Y, Noritaka I, Mashima, R, Konaka R, Inoue I and Dunlap WC (2000). Singlet Oxygen from UVA-irradiation of titanium and zinc oxides. Singlet Oxygen, UV-A and Ozone, Methods in Enzymology 319: 29-37.

Dunlap WC, Shick JM and Yamamoto Y (2000). UV protection in Marine organisms. I. Sunscreens, oxidative stress and antioxidants. In: Free Radicals in Chemistry, Biology and Medicine. Yoshikawa Y, Toyokuni, S, Yamamoto Y and Naito Y (eds). OICA International (UK) Limited: London, pp 200-214.

Shick JM, Dunlap WC and Buettner GR (2000). UV protection in Marine organisms. II. Biosynthesis, accumulation and function of mycosporine-like amino acids. In: Free Radicals in Chemistry, Biology and Medicine. Yoshikawa Y, Toyokuni, S, Yamamoto Y and Naito Y (eds). OICA International (UK) Limited: London, pp 215-228.

Newman SJ, Dunlap WC, Nicol S and Ritz D (2000). Antarctic krill (Euphausia superba) acquire UV-absorbing mycosporine-like amino acids from dietary algae. Journal of Experimental Marine Biology and Ecology 255: 93-110.

Dunlap WC and Yamamoto Y (2001). Development of useful products based on natural sunscreens and antioxidants from marine organisms. Ocean Resource Development 2:14-19 (2001). [in Japanese].

Adams, NL, Shick JM, and Dunlap WC (2001) Selective accumulation of mycosporine-like amino acids in ovaries of the green sea urchin, Strongylocentrotus droebachiensis is not affected by ultraviolet radiation. Marine Biology 138: 281-294.

Dunlap WC (2001). UV adaptation and antioxidant protection in marine organisms. Proceedings of the 22nd Symposium on Oxidation of Lipids. Antioxidants in Health, Biology and Cosmetics, 6 April, University of Tokyo, pp 15-26.

Yamamoto Y, Fujisawa A, Hara A and Dunlap WC (2001). An unusual vitamin E constituent (a -tocomonoenol) provides enhanced antioxidant protection in marine organisms adapted to cold-water environments. Proceedings of the National Academy of Science USA 98: 13144-13148.

Konaka R , Kasahara E, Dunlap WC, Yamamoto Y, Chang Chien K and Inoue M (2001). Production of singlet oxygen on UV-irradiation of titanium dioxide in aqueous dispersion. Redox Report. 5: 319-325.

Shick JM and Dunlap WC (2002). Mycosporine-like amino acids and related gadusols: biosynthesis, accumulation, and UV-protective functions in aquatic organisms. Annual Review of Physiology 64: 223-262.

 

PUBLICATIONS IN PRESS

Newman SJ, Dunlap WC, Marchant H, Nicol, S and Ritz D (in press). Variation in the distribution of UV-absorbing mycosporine-like amino acids in tissues of Antarctic krill (Euphausia superba). Marine Biology.

Dunlap WC, Fujisawa A, Yamamoto, Y, Moylan T and Sidell BD (in press). Notothenioid fish, krill and phytoplankton from Antarctica contain a vitamin E constituent (a -tocomonoenol) functionally associated with cold water adaptation. Comparative Biochemistry and Physiology.

Dunlap WC. Llewellyn L. Doyle J and Yamamoto Y (in press). A microtitre plate assay for screening antioxidant activity in extracts of marine organisms. Marine Biotechnology.

Dunlap WC, Fujisawa A and Yamamoto Y (in press). Coenzyme Q redox balance in marine bacteria exposed to UVA radiation: apparent up-regualtion of NAD(P)H: quinone oxidoreductase activity. Redox Report.

Shick JM, Dunlap WD, Pearse JS and Pearce VB (in press). The mycosporine-like amino acid content of four species of sea anemones in the genus Anthopleura reflects phylogenic but not environmental or symbiotic relationships. Biological Bulletin.

 

SUBMITTED FOR PUBLICATION

Holm-Hansen O, Dunlap WC, Villafane VE and Helbling EW (submitted). Short-term effects of solar radiation on Antarctic phytoplankton under varying column ozone values. Photochemistry and Photobiology.

Masaki K, Masuchi Y, Akagawa-Matsushita M, Dunlap WC and Karube I (submitted). Novel marine bacteria producing the antioxidant 4-deoxygadusol from algal mycosporine-like amino acids. Journal of General and Applied Microbiology.

Michalek-Wagner K and Dunlap WC (submitted). The effects of elevated irradiance and temperature on the bleaching response and tissue concentrations of UV-absorbing mycosporine-like amino acids in soft corals. Coral Reefs.

Michalek-Wagner K and Dunlap WC (submitted). Understanding the role of UV-absorbing mycosporine-like amino acids in the bleaching process of soft corals. Coral Reefs.

 

AUSTRALIAN PROVISIONAL PATENT SPECIFICATIONS

Dunlap WC and Chalker BE (1984). Cyclic a -hydroxy and a -alkoxy-b -enaminoketones and imino derivatives as UV-absorbing sunscreens. Australian Institute of Marine Science. Australian provisional patent specification PG 7681, 17 October.

Dunlap WC and Chalker BE (1986). Ultraviolet Light Absorbing Materials. Australian Institute of Marine Science. Australian provisional patent specification PH 5148, 10 March.

Dunlap WC, Chalker BE and Bandaranayake WM (1986). Ultraviolet Light Absorbing Materials. Australian Institute of Marine Science. Australian provisional patent specification PH 9230, 28 November.

Dunlap WC, B.E. Chalker BE and W.M. Bandaranayake WM (1987). Ultraviolet Light Absorbing Materials. Australian Institute of Marine Science. Australian provisional patent application PI 1625, 28 April.

 

AUSTRALIAN PATENT APPLICATIONS

Dunlap WC and Chalker BE (1985). Ultraviolet Agents. Australian Institute of Marine Science. Australian patent application 49689/85, 3 October.

Bird G, Fitzmaurice N, Dunlap WC, Chalker BE and Bandaranayake WM (1987). Sunscreen Compositions and Compounds for Use Therein. ICI Australia Pty Ltd and Australian Institute of Marine Science. Australian patent application 1331/87, 26 September.

Dunlap WC, Chalker BE and Bandaranayake WM (1988). Ultraviolet Light Absorbing Materials. Australian Institute of Marine Science. Australian patent application 15291/88, 28 April.

 

JAPAN NATIONAL-PHASE PATENT

Masaki K, Dunlap WC, Yamamoto Y, Karube I, Larsen RM and Matsukawa R (1996). A novel natural antioxidant and its production process. Toyo Suisan Kaisha Ltd. Japanese Patent Application 9604230, 23 September.

 

AUSTRALIAN DEED OF PATENTS

 

Dunlap WC and Chalker BE (1989). Ultraviolet Agents. Australian Institute of Marine Science. Patent number 49689/85, serial number 587211, 10 August.

Bird G, Fitzmaurice N, Dunlap WC, Chalker BE and Bandaranayake WM (1990). Sunscreen compositions and Compounds for Use Therein. ICI Australia Pty Ltd and Australian Institute of Marine Science. Patent number 80728/87, serial number 595075, 10 July.

Dunlap WC, Chalker BE and Bandaranayake WM (1991). Ultraviolet light absorbing materials. Australian Institute of Marine Science. Patent number 15291/88, serial number 609125, 22 January.

 

INTERNATIONAL PATENTS

Dunlap WC and Chalker BE (1985). Ultraviolet Agents. Australian Institute of Marine Science. International application PCT/AU85/00242 (23 countries), 3 October. International publication W086/02350, 24 April.

Bird G, Fitzmaurice N, Dunlap WC, Chalker BE and Bandaranayake WM (1987). Sunscreen compositions and Compounds for Use Therein. ICI Australia Pty Ltd and Australian Institute of Marine Science. International patent application PCT/AU87/00330 (23 countries), 26 September. International publication WO 88/02251, 7 April.

 

CORRESPONDENCE

ADDRESS 
Dr Walter C Dunlap
Australian Institute of Marine Science
PMB No. 3, Townsville MC
Townsville, Qld., 4810, Australia

TELEPHONE 
(07) 47534365 [AIMS]
(07) 47722108 [home phone/fax]

FACSIMILE 
(07) 47725852 [AIMS]

E-MAIL w.dunlap@aims.gov.au

 

 

WALTER C DUNLAP
Principal Research Scientist
22 October, 2002

 

 

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