The association between ultraviolet B irradiance, vitamin D status and incidence rates of type 1 diabetes in 51 regions worldwide

Eiselein L, Schwartz HJ, Rutledge JC (2004) The challenge of type 1 diabetes mellitus. ILAR J 45:231–236 Jahromi MM, Eisenbarth GS (2007) Cellular and molecular pathogenesis of type I diabetes. Cell Mol Life Sci 64:865–872 Karvonen M, Viik-Kajander M, Moltchanova E, Libman I, LaPorte R, Tuomilehto J (2000) Incidence of childhood type 1 diabetes worldwide. Diabetes Mondiale (DiaMond) Project Group. Diabetes Care 23:1516–1526 Adams JS, Clemens TL, Parrish JA, Holick MF (1982) Vitamin-D synthesis and metabolism after ultraviolet irradiation of normal and vitamin-D-deficient subjects. N Engl J Med 306:722–725 Mohr SB, Garland CF, Gorham ED, Grant WB, Garland FC (2007) Is ultraviolet B irradiance inversely associated with incidence rates of endometrial cancer: an ecological study of 107 countries. Prev Med 45:327–331 Hypponen E, Laara E, Reunanen A, Jarvelin MR, Virtanen SM (2001) Intake of vitamin D and risk of type 1 diabetes: a birth-cohort study. Lancet 358:1500–1503 EURODIAB Substudy 2 Study Group (1999) Vitamin D supplement in early childhood and risk for Type I (insulin-dependent) diabetes mellitus. Diabetologia 42:51–54 Stene LC, Joner G (2003) Use of cod liver oil during the first year of life is associated with lower risk of childhood-onset type 1 diabetes: a large, population-based, case-control study. Am J Clin Nutr 78:1128–1134 Dahlquist GG, Patterson C, Soltesz G (1999) Perinatal risk factors for childhood type 1 diabetes in Europe. The EURODIAB Substudy 2 Study Group. Diabetes Care 22:1698–1702 Stene LC, Barriga K, Norris JM et al (2004) Perinatal factors and development of islet autoimmunity in early childhood: the diabetes autoimmunity study in the young. Am J Epidemiol 160:3–10 Fronczak CM, Baron AE, Chase HP et al (2003) In utero dietary exposures and risk of islet autoimmunity in children. Diabetes Care 26:3237–3242 Stene LC, Ulriksen E, Magnus P, Joner G (2000) Use of cod liver oil during pregnancy associated with lower risk of Type I diabetes in the offspring. Diabetologia 43:1093–1098 Staples JA, Ponsonby AL, Lim LL, McMichael AJ (2003) Ecologic analysis of some immune-related disorders, including type 1 diabetes, in Australia: latitude, regional ultraviolet radiation, and disease prevalence. Environ Health Perspect 111:518–523 Ponsonby AL, Lucas RM, van der Mei IA (2005) UVR, vitamin D and three autoimmune diseases–multiple sclerosis, type 1 diabetes, rheumatoid arthritis. Photochem Photobiol 81:1267–1275 Akerblom HK, Reunanen A (1985) The epidemiology of insulin-dependent diabetes mellitus (IDDM) in Finland and in northern Europe. Diabetes Care 8:10–16 Burgaz A, Akesson A, Oster A, Michaelsson K, Wolk A (2007) Associations of diet, supplement use, and ultraviolet B radiation exposure with vitamin D status in Swedish women during winter. Am J Clin Nutr 86:1399–1404 Brustad M, Edvardsen K, Wilsgaard T, Engelsen O, Aksnes L, Lund E (2007) Seasonality of UV-radiation and vitamin D status at 69 degrees north. Photochem Photobiol Sci 6:903–908 Brustad M, Alsaker E, Engelsen O, Aksnes L, Lund E (2004) Vitamin D status of middle-aged women at 65–71 degrees N in relation to dietary intake and exposure to ultraviolet radiation. Public Health Nutr 7:327–335 Kokkonen J, Koivisto M, Kirkinen P (1983) Seasonal variation in serum-25-OH-D3 in mothers and newborn infants in northern Finland. Acta Paediatr Scand 72:93–96 Nystrom L, Dahlquist G, Ostman J et al (1992) Risk of developing insulin-dependent diabetes mellitus (IDDM) before 35 years of age: indications of climatological determinants for age at onset. Int J Epidemiol 21:352–358 Adorini L (2002) Immunomodulatory effects of vitamin D receptor ligands in autoimmune diseases. Int Immunopharmacol 2:1017–1028 Kent SC, Chen Y, Bregoli L et al (2005) Expanded T cells from pancreatic lymph nodes of type 1 diabetic subjects recognize an insulin epitope. Nature 435:224–228 Penna G, Amuchastegui S, Giarratana N et al (2007) 1,25-Dihydroxyvitamin D3 selectively modulates tolerogenic properties in myeloid but not plasmacytoid dendritic cells. J Immunol 178:145–153 Griffin MD, Dong X, Kumar R (2007) Vitamin D receptor-mediated suppression of Re1B in antigen presenting cells: a paradigm for ligand-augmented negative transcriptional regulation. Arch Biochem Biophys 460:218–226 Adorini L, Giarratana N, Penna G (2004) Pharmacological induction of tolerogenic dendritic cells and regulatory T cells. Semin Immunol 16:127–134 Chailurkit LO, Rajatanavin R, Teerarungsikul K, Ongphiphadhanakul B, Puavilai G (1996) Serum vitamin D, parathyroid hormone and biochemical markers of bone turnover in normal Thai subjects. J Med Assoc Thai 79:499–504 Haddad JG, Chyu KJ (1971) Competitive protein-binding radioassay for 25-hydroxycholecalciferol. J Clin Endocrinol Metab 33:992–995 National Academy of Sciences–Institute of Medicine–Food and Nutrition Board–Standing Committee on the Scientific Evaluation of Dietary Reference Intakes (1997) Dietary reference intakes for calcium, phosphorus, magnesium, vitamin D and fluoride. National Academy Press, Washington DC Chen TC, Chimeh F, Lu Z et al (2007) Factors that influence the cutaneous synthesis and dietary sources of vitamin D. Arch Biochem Biophys 460:213–217 Vieth R (1999) Vitamin D supplementation, 25-hydroxyvitamin D concentrations, and safety. Am J Clin Nutr 69:842–856 Webb AR, Kline L, Holick MF (1988) Influence of season and latitude on the cutaneous synthesis of vitamin D3: exposure to winter sunlight in Boston and Edmonton will not promote vitamin D3 synthesis in human skin. J Clin Endocrinol Metab 67:373–378 Hathcock JN, Shao A, Vieth R, Heaney R (2007) Risk assessment for vitamin D. Am J Clin Nutr 85:6–18 Ainsleigh G (1993) Beneficial effects of sun exposure on cancer mortality. Prev Med 22:132–140 Berwick M, Armstrong BK, Ben-Porat L et al (2005) Sun exposure and mortality from melanoma. J Natl Cancer Inst 97:195–199 World Health Organization (2004) World Health Report 2004 Statistical Annex. Available from: http://www.who.int/whr/2004/annex/en/index.html, accessed 11 July 2007 Menon RK, Sperling MA (2003) Pediatric diabetes. Kluwer, Boston, MA Chaturvedi N, Stephenson JM, Fuller JH (1996) The relationship between socioeconomic status and diabetes control and complications in the EURODIAB IDDM Complications Study. Diabetes Care 19:423–430 Rothman KS (1998) Modern epidemiology. Lippincott-Raven, Philadelphia, PA Romanescu G, Pleceas M (1968) Inactivating action of ultraviolet rays on influenza virus and Coxsackie virus. Stud Cercet Inframicrobiol 19:105–112 (in Romanian) Barrett-Connor E (1985) Is insulin-dependent diabetes mellitus caused by Coxsackie virus B infection? A review of the epidemiologic evidence. Rev Infect Dis 7:207–215 Riley RL (1977) Ultraviolet air disinfection for protection against influenza. Johns Hopkins Med J 141:29–30 Jun HS, Yoon JW (2003) A new look at viruses in type 1 diabetes. Diabetes Metab Res Rev 19:8–31 Suminski RR, Poston WC, Market P, Hyder M, Sara PA (2008) Meteorological conditions are associated with physical activities performed in open-air settings. Int J Biometeorol 52:189–197 Molla AM, Al Badawi M, Hammoud MS et al (2005) Vitamin D status of mothers and their neonates in Kuwait. Pediatr Int 47:649–652 Mathieu C, Waer M, Laureys J, Rutgeerts O, Bouillon R (1994) Prevention of autoimmune diabetes in NOD mice by 1,25 dihydroxyvitamin D3. Diabetologia 37:552–558 Zella JB, McCary LC, DeLuca HF (2003) Oral administration of 1,25-dihydroxyvitamin D3 completely protects NOD mice from insulin-dependent diabetes mellitus. Arch Biochem Biophys 417:77–80 Columbia University, Center for International Earth Science Information Network, Gridded Population of the World Database, Version 3 (2000). Available from http://www.ciesin.columbia.edu/eidata/resource.jsp, accessed 11 May 2008 World Health Organization (2001) The World Health Report 2001 statistical annex. WHO publication no. 1242001. WHO, Geneva, p 160 [Table 5. Selected national health accounts indicators for all member states, estimates for 1997 and 1998]. Available from http://www.who.int/whr/2001/en/annex5_en.pdf, accessed 11 May 2008