Johan Emilian Moan

Professor Emeritus - Plasma and Space Physics
Image of Johan Emilian Moan
Norwegian version of this page
Phone +47 22855636
Visiting address Sem Sælands vei 24 Fysikkbygningen 0371 OSLO
Postal address Postboks 1048 Blindern 0316 OSLO

Academic interests

Photobiophysics, photobiology and photomedicine, more specifically:

  • Sun and skin cancer
  • Ozone depletion and health consequences
  • Skin cancer epidemiology (a new model for melanoma development)
  • Development of a new suncream
  • The anticarcinogenic effect of sun-induced vitamin D ( the first to document seasonal variations of cancer progression)
  • Photodynamic therapy
  • Circadian rhythms
  • Folate photobiology
  • Development of different skin colours
  • Photochemistry

Higher education and employment history

  • PhD University of Oslo 1975
  • Senior scientist Oslo University Hospital from 1980
  • Adjunct professor University of Oslo from 1991.


  • The 2010 Research prize for the University of Oslo
  • The Birkeland prize in physics, 2003
  • Honorary prize given by The European Society for Photobiology, 1999
  • The 1998 Bergesen prize for applied research and other achievements of benefit for the public




  • Abrahamsson, Hanna Josefine; Porojnicu, Alina Carmen; Lindstrøm, Jonas Christoffer; Dueland, Svein; Flatmark, Kjersti; Hole, Knut Håkon; Seierstad, Therese; Moan, Johan Emilian; Redalen, Kathrine; Meltzer, Sebastian & Ree, Anne Hansen (2019). High level of circulating vitamin D during neoadjuvant therapy may lower risk of metastatic progression in high-risk rectal cancer. BMC Cancer.  ISSN 1471-2407.  19(1) . doi: 10.1186/s12885-019-5724-z Full text in Research Archive.
  • Wangmu, Tosja; Jie, Duan; Sang, Nor; Sering, Droma; Ma, Li-Wei & Moan, Johan Emilian (2017). Human vitamin D measurement in Tibet. Chinese Journal of Pharmaceutical Biotechnology.  ISSN 1005-8915.  24(5), s 414- 417 . doi: 10.19526/j.cnki.1005-8915.20170509
  • Grigalavicius, Mantas; Moan, Johan Emilian; Dahlback, Arne & Juzeniene, Asta (2016). Daily, seasonal, and latitudinal variations in solar ultraviolet A and B radiation in relation to vitamin D production and risk for skin cancer. International Journal of Dermatology.  ISSN 0011-9059.  55(1), s e23- e28 . doi: 10.1111/ijd.13065
  • Moan, Johan Emilian; Juzeniene, Asta & Grigalavicius, Mantas (2016). Fotodynamisk behandling gjennom 100 år. Bestpractice Onkologi/Hematologi.  ISSN 2245-0440.
  • Moan, Johan Emilian; Juzeniene, Asta & Grigalavicius, Mantas (2016). Variasjon av solstrålingen med tid og breddegrad – betydning for D-vitaminproduksjon og udkreftfare. Bestpractice Onkologi/Hematologi.  ISSN 2245-0440.
  • Grigalavicius, Mantas; Moan, Johan Emilian; Dahlback, Arne & Juzeniene, Asta (2015). Vitamin D and ultraviolet phototherapy in Caucasians. Journal of Photochemistry and Photobiology. B: Biology.  ISSN 1011-1344.  147, s 69- 74 . doi: 10.1016/j.jphotobiol.2015.03.009
  • Juzeniene, Asta; Baturaite, Zivile; Lagunova, Zoya; Grigalavicius, Mantas; Porojnicu, Alina Carmen; Bruland, Øyvind & Moan, Johan Emilian (2015). Influence of multiple UV exposures on serum cobalamin and vitamin D levels in healthy females. Scandinavian Journal of Public Health.  ISSN 1403-4948.  43(3), s 324- 330 . doi: 10.1177/1403494815572206
  • Juzeniene, Asta; Porojnicu, Alina Carmen; Baturaite, Zivile; Lagunova, Zoya; Aksnes, Lage; Bruland, Øyvind & Moan, Johan Emilian (2015). Vitamin D levels and dietary intake among patients with benign soft tissue tumors and sarcomas. Anticancer Research.  ISSN 0250-7005.  35(2), s 1171- 1180
  • Moan, Johan Emilian; Grigalavicius, Mantas; Baturaite, Zivile; Dahlback, Arne & Juzeniene, Asta (2015). The relationship between UV exposure and incidence of skin cancer. Photodermatology, Photoimmunology & Photomedicine.  ISSN 0905-4383.  31(1), s 26- 35 . doi: 10.1111/phpp.12139
  • Juzeniene, Asta; Grigalavicius, Mantas; Baturaite, Zivile & Moan, Johan Emilian (2014). Minimal and maximal incidence rates of skin cancer in Caucasians estimated by use of sigmoidal UV dose-incidence curves. International Journal of Hygiene and Environmental Health.  ISSN 1438-4639.  217(8), s 839- 844 . doi: 10.1016/j.ijheh.2014.06.002
  • Juzeniene, Asta; Iani, Vladimir & Moan, Johan Emilian (2013). Clearance mechanism of protoporphyrin IX from mouse skin after application of 5-aminolevulinic acid. Photodiagnosis and Photodynamic Therapy.  ISSN 1572-1000.  10(4), s 538- 545 . doi: 10.1016/j.pdpdt.2013.05.008
  • Juzeniene, Asta; Tran, Thi Thu Tam; Iani, Vladimir & Moan, Johan Emilian (2013). The action spectrum for folic acid photodegradation in aqueous solutions. Journal of Photochemistry and Photobiology. B: Biology.  ISSN 1011-1344.  126, s 11- 16 . doi: 10.1016/j.jphotobiol.2013.05.011
  • Lagunova, Zoya; Porojnicu, Alina Carmen; Aksnes, Lage; Holick, Michael F.; Iani, Vladimir; Bruland, Øyvind & Moan, Johan Emilian (2013). Effect of vitamin D supplementation and ultraviolet B exposure on serum 25-hydroxyvitamin D concentrations in healthy volunteers: a randomized, crossover clinical trial. British Journal of Dermatology.  ISSN 0007-0963.  169(2), s 434- 440 . doi: 10.1111/bjd.12349
  • Moan, Johan Emilian; Baturaite, Zivile; Grigalavicius, Mantas & Juzeniene, Asta (2013). Cutaneous malignant melanoma incidence rates in Norway. Scandinavian Journal of Public Health.  ISSN 1403-4948.  41(4), s 336- 339 . doi: 10.1177/1403494813479216
  • Orlova, Tetiana; Moan, Johan Emilian; Lagunova, Zoya; Aksnes, Lage; Terenetskaya, Irina & Juzeniene, Asta (2013). Increase in serum 25-hydroxyvitamin-D-3 in humans after sunbed exposures compared to previtamin D-3 synthesis in vitro. Journal of Photochemistry and Photobiology. B: Biology.  ISSN 1011-1344.  122, s 32- 36 . doi: 10.1016/j.jphotobiol.2013.03.006
  • Juzeniene, Asta; Micu, Emanuela; Porojnicu, Alina Carmen & Moan, Johan Emilian (2012). Malignant melanomas on head/neck and foot: differences in time and latitudinal trends in Norway. Journal of the European Academy of Dermatology and Venereology.  ISSN 0926-9959.  26(7), s 821- 827 . doi: 10.1111/j.1468-3083.2011.04162.x
  • Juzeniene, Asta & Moan, Johan Emilian (2012). Beneficial effects of UV radiation other than via vitamin D production. Dermato-Endocrinology.  ISSN 1938-1972.  4(2), s 109- 117 . doi: 10.4161/derm.20013
  • Micu, Emanuela; Baturaite, Zivile; Juzeniene, Asta; Bruland, Øyvind & Moan, Johan Emilian (2012). Superficial-spreading and nodular melanomas in Norway: a comparison by body site distribution and latitude gradients. Melanoma research.  ISSN 0960-8931.  22(6), s 460- 465 . doi: 10.1097/CMR.0b013e3283599cc3

View all works in Cristin

  • Moan, Johan Emilian (2016). Good and adverse effects of exposure to sun and sunbeds.
  • Moan, Johan Emilian (2016). How does light act on us?.
  • Moan, Johan Emilian (2016). Solar radiation and its positive effects.
  • Eldri, Scheie; Juzeniene, Asta & Moan, Johan Emilian (2015). Derfor har vi forskjellig hudfarge!. Naturfag.  ISSN 1504-4564.  (2), s 68- 71
  • Moan, Johan Emilian (2015). Annual rhythms, winter depressions and light therapy.
  • Moan, Johan Emilian (2015). Death in the world literature.
  • Moan, Johan Emilian (2015). Health effects of solar radiation.
  • Moan, Johan Emilian (2015). Health effects of solar radiation in Winter.
  • Moan, Johan Emilian (2015). Health from the sun. New positive information.
  • Moan, Johan Emilian (2015). Light and Mental Health.
  • Moan, Johan Emilian (2015). Light as carcinogen and cancer therapeutic agent.
  • Moan, Johan Emilian (2015). Light in Science and Faith.
  • Moan, Johan Emilian (2015). Light in Science and Religion.
  • Moan, Johan Emilian (2015). Light in mythology, religion and science.
  • Moan, Johan Emilian (2015). Mye godt helsenytt om sola. Naturfag.  ISSN 1504-4564.  (2), s 72- 73
  • Moan, Johan Emilian (2015). Solar Radiation and Health.
  • Moan, Johan Emilian (2015). Solar- and sun-bed - radiation and human health.
  • Moan, Johan Emilian (2015). Solar radiation and Human Health.
  • Moan, Johan Emilian (2015). Solar radiation and circadian rhythms.
  • Moan, Johan Emilian (2015). Solar radiation and health.
  • Moan, Johan Emilian (2015). Solens Advokat. Sunnhetsbladet.  ISSN 0332-7434.  (4)
  • Moan, Johan Emilian (2015). Sun Sun-beds and Health I.
  • Moan, Johan Emilian (2015). Sun Sun-beds and Health II.
  • Moan, Johan Emilian (2015). Sun, sun beds and melanoma.
  • Moan, Johan Emilian (2015). Sun, vitamin D and cancer.
  • Moan, Johan Emilian (2015). Sun, vitamin D and immunity.
  • Moan, Johan Emilian (2015). Søvn og lys. Somnus.  (1), s 36- 37
  • Moan, Johan Emilian (2015). The Death as described by great international authors and poets.
  • Moan, Johan Emilian (2015). The best of Norwegian Poetry.
  • Moan, Johan Emilian (2015). The death as described by famous authors.
  • Moan, Johan Emilian (2015). The develpoment of Human Skin Colours.
  • Moan, Johan Emilian (2015). The history of light in Uns light year.
  • Moan, Johan Emilian (2015). Two lectures on "Solar Radiation and Health".
  • Moan, Johan Emilian (2015, 16. oktober). UN light year 2015. Human skin colour and Optical questions and more. [Radio].  Science programme Abels Tårn, NRK P2.
  • Moan, Johan Emilian (2015). Vitamin D and Health.
  • Moan, Johan Emilian (2015). Vitamin D and Parkinsonism.
  • Moan, Johan Emilian (2015). Vitamin D, sun, food and Health.
  • Dahl, Annette Veberg; Wold, Jens Petter; Moan, Johan Emilian & Lundby, Frank (2014). Hvorfor smaker melk vondt når den har blitt utsatt for lys?.
  • Moan, Johan Emilian (2014, 11. april). Engstelige nordmenn er skremt vekk fra sola. [Radio].  nrk.
  • Moan, Johan Emilian (2014). Helse fra solen- ikke bare D-vitamin?.
  • Moan, Johan Emilian (2014). Light and Health.
  • Moan, Johan Emilian (2014). Melanoma, sun and vitamin D.
  • Moan, Johan Emilian (2014). Månen- virker den på psyken og menstruasjonssyklusen?. Helsemagasinet VOF.  s 14- 17
  • Moan, Johan Emilian (2014, 23. april). Om sol og helse og overvekt (Morgenlys gjør slank). [Radio].  NRK P2, ekko hovedsending.
  • Moan, Johan Emilian (2014). Science and Religion.
  • Moan, Johan Emilian (2014). Science and Religion: A conflict?.
  • Moan, Johan Emilian (2014). Sol, Vitamin D, diabetes, kreft.
  • Moan, Johan Emilian (2014). Solar radiation and Health.
  • Moan, Johan Emilian (2014). Solar radiation and Health.
  • Moan, Johan Emilian (2014, 03. juni). Sun and multipple sclerosis. [TV].  EKKO, NRK P2.
  • Moan, Johan Emilian (2014). Sun, vitamin D, cancer, health.
  • Moan, Johan Emilian (2014). The balance: Vitamin D versus skin cancer.
  • Moan, Johan Emilian (2014). The history of vitamin D.
  • Moan, Johan Emilian (2014). The importance of light for health.
  • Moan, Johan Emilian (2014). UV radiation and melanoma current concepts.
  • Moan, Johan Emilian & Juzeniene, Asta (2014). Mørketiden går på helsen løs. Aftenposten Vitenskap.  ISSN 2464-3033.
  • Grigalavicius, Mantas; Juzeniene, Asta; Hamre, Børge; Stamnes, Jakob J.; Jani, I.V & Moan, Johan Emilian (2013). UVA-induced optical skin changes.
  • Moan, Johan Emilian (2013). D-vitamin - nøkkelen til god helse.
  • Moan, Johan Emilian (2013). D-vitamin og helse.
  • Moan, Johan Emilian (2013). Highlights on vitamin D.
  • Moan, Johan Emilian (2013). Human circadian and circannual rhythms.
  • Moan, Johan Emilian (2013). Hva er konsekvensene av D-mitaminmangel?.
  • Moan, Johan Emilian (2013). Hvor viktig er D-vitaminet og hvordan får vi nok?.
  • Moan, Johan Emilian (2013). Light, circadian- and circannual rhythms.
  • Moan, Johan Emilian (2013). Sol gir bedre helse. Aura Avis.  s 16- 16
  • Moan, Johan Emilian (2013). Sol, solarier, D-vitamin og helse. Aura Avis.  s 16- 16
  • Moan, Johan Emilian (2013). Sol, vitamin D, liv og lagnad.
  • Moan, Johan Emilian (2013). Solar radiation and health.
  • Moan, Johan Emilian (2013). Sollys, vitamin D og helse.
  • Moan, Johan Emilian (2013). Sun and Health.
  • Moan, Johan Emilian (2013). Sun and health. Vitamin D against skin cancer.
  • Moan, Johan Emilian (2013). Sun, cirannual and circadian rhytms.
  • Moan, Johan Emilian (2013). Vitamin C and health.
  • Moan, Johan Emilian (2013). Vitamin D and health.
  • Moan, Johan Emilian (2013). Vitamin D and the health. News of the year.
  • Moan, Johan Emilian (2013). Vitamin D, solar radiation and health.
  • Moan, Johan Emilian (2013). Vitamin D. What is new under the sun?.
  • Juzeniene, Asta; Grant, William B. & Moan, Johan Emilian (2012). Reply to "Vitamin D supplementation did not prevent influenza-like illness as diagnosed retrospectively by questionnaires in subjects participating in randomized clinical trials". Scandinavian Journal of Infectious Diseases.  ISSN 0036-5548.  44(9), s 712- 713 . doi: 10.3109/00365548.2012.658580
  • Moan, Johan Emilian (2012). Circadian and circannual rhythms in humans.
  • Moan, Johan Emilian (2012). D-vitamines historie (evolusjon, hudfarge, rakitt. Hvordan solen lager D-vitamin i huden. D-vitaminets biokjemi og fysiologiske betydning. Helseeffekter, optimale nivåer etc.
  • Moan, Johan Emilian (2012). Døgnrytmer og årsrytmer hos mennesket. Almanakk for Norge.  ISSN 0806-5632.
  • Moan, Johan Emilian (2012). Glimpses from a 45 year research career.

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Published Nov. 4, 2010 12:26 PM - Last modified Oct. 29, 2018 11:06 AM

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