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Matti Narkia

Vitamin D effective ultraviolet wavelengths due to scattering in shade - ScienceDirect ... - 0 views

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    Vitamin D effective ultraviolet wavelengths due to scattering in shade. Turnbull DJ, Parisi AV, Kimlin MG. J Steroid Biochem Mol Biol. 2005 Sep;96(5):431-6. Epub 2005 Jul 6. PMID: 16005208
Matti Narkia

Vitamin D3 and 25-hydroxyvitamin D3 in raw and cooked pork cuts - ScienceDirect - Journ... - 0 views

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    Vitamin D3 and 25-hydroxyvitamin D3 in raw and cooked pork cuts. Ina Clausen, Jette Jakobsen, Torben Leth and Lars Ovesen. Journal of Food Composition and Analysis Volume 16, Issue 5, October 2003, Pages 575-585 doi:10.1016/S0889-1575(03)00064-4 Meat 25OHD3 contributes significantly to vitamin D activity. Food databases should include concentrations of both vitamin D and 25OHD.
Matti Narkia

Relationships between 25-Hydroxyvitamin D Levels and Plasma Glucose and Lipid Levels in... - 0 views

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    Relationships between 25-Hydroxyvitamin D Levels and Plasma Glucose and Lipid Levels in Pediatric Outpatients. Johnson MD, Nader NS, Weaver AL, Singh R, Kumar S. J Pediatr. 2009 Nov 17. [Epub ahead of print] PMID: 19926097 Conclusions Low 25(OH) D levels in children and adolescents are associated with higher plasma glucose and lower HDL concentrations.
Matti Narkia

D-vitamiinia talteen - Ravinto - HyväTerveys - 0 views

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    "Pohjolan kitsas aurinko tarjoaa D-vitamiinia seuraavan kerran maaliskuussa. Talvella luustovitamiinit pitää tankata ruoasta tai purkista. Kala on D-vitamiininlähteistä parhaita. D on se aurinkovitamiini, jota jokainen muistaa lapsena napsineensa - onnekkaimmat Vitol-helmien tai peräti suklaan muodossa, karskimpien perheiden kasvatit kalanmaksaöljynä. Ilman D-vitamiinia ihmisen elimistö ei kykene käyttämään hyväkseen ruoasta tulevaa kalsiumia, ja se näkyy luustossa. Riisitauti on puutostautien klassikko, jota tavataan meillä yhä. Joka vuosi siihen sairastuu muutama pikkulapsi, jolle ei ole annettu D-vitamiinilisää. D-vitamiinin puute pehmentää aikuistenkin luustoa, mutta silloin taudin nimi on osteomalasia. D:n puutteen katsotaan olevan myös yksi osteoporoosin riskitekijöistä. - D-vitamiinin vajaus ei tunnu olossa eikä näy päälle, ennen kuin luut tosiaan alkavat pehmentyä. Omaa vitamiinitilannettaan kannattaa miettiä, jos ei syö lainkaan kalaa ja käyttää vain vähän D-vitaminoituja maitovalmisteita, toteaa dosentti Christel Lamberg-Allardt Helsingin yliopistosta."
Matti Narkia

The role of Vitamin D3 metabolism in prostate cancer - ScienceDirect - The Journal of S... - 1 views

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    The role of Vitamin D3 metabolism in prostate cancer. Lou YR, Qiao S, Talonpoika R, Syvälä H, Tuohimaa P. J Steroid Biochem Mol Biol. 2004 Nov;92(4):317-25. Epub 2004 Dec 19. Review. PMID: 15663995 doi:10.1016/j.jsbmb.2004.10.007 In summary, the local metabolism of hormonal Vitamin D seems to play an important role in the development and progression of prostate cancer.
Matti Narkia

Vitamin D and prostate cancer - ScienceDirect - The Journal of Steroid Biochemistry and... - 0 views

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    Vitamin D and prostate cancer. Tuohimaa P, Lyakhovich A, Aksenov N, Pennanen P, Syvälä H, Lou YR, Ahonen M, Hasan T, Pasanen P, Bläuer M, Manninen T, Miettinen S, Vilja P, Ylikomi T. J Steroid Biochem Mol Biol. 2001 Jan-Mar;76(1-5):125-34. PMID: 11384870 doi:10.1016/S0960-0760(00)00141-2
Matti Narkia

Vitamin D-induced up-regulation of tumour necrosis factor alpha (TNF-α) in pr... - 0 views

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    Vitamin D-induced up-regulation of tumour necrosis factor alpha (TNF-alpha) in prostate cancer cells. Golovko O, Nazarova N, Tuohimaa P. Life Sci. 2005 Jun 17;77(5):562-77. Epub 2005 Feb 25. PMID: 15904673 doi:10.1016/j.lfs.2004.10.072 Combined addition of human recombinant TNF-alpha with calcitriol or CB1093 cause enhanced effect in induction of apoptosis. We conclude that under physiological conditions vitamin D activates only the transcription of TNF-alpha gene, for TNF-alpha protein synthesis additional cofactors are required. Therefore a cooperation of vitamin D and TNF-alpha may play an important role in the control of cell growth in prostate cancer.
Matti Narkia

Meta-analysis of longitudinal studies: Serum vitamin D and prostate cancer risk - Scien... - 1 views

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    Meta-analysis of longitudinal studies: Serum vitamin D and prostate cancer risk. Yin L, Raum E, Haug U, Arndt V, Brenner H. Cancer Epidemiol. 2009 Dec;33(6):435-45. Epub 2009 Nov 25. PMID: 19939760 doi:10.1016/j.canep.2009.10.014 CONCLUSIONS: According to available evidence from longitudinal studies, serum 25(OH)D is not associated with PC incidence.
Matti Narkia

Vitamin D and prevention of breast cancer: pooled analysis. - ScienceDirect - The Journ... - 0 views

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    Vitamin D and prevention of breast cancer: pooled analysis. Garland CF, Gorham ED, Mohr SB, Grant WB, Giovannucci EL, Lipkin M, Newmark H, Holick MF, Garland FC. J Steroid Biochem Mol Biol. 2007 Mar;103(3-5):708-11. PMID: 17368188 CONCLUSIONS: Intake of 2000 IU/day of Vitamin D(3), and, when possible, very moderate exposure to sunlight, could raise serum 25(OH)D to 52 ng/ml, a level associated with reduction by 50% in incidence of breast cancer, according to observational studies.
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