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Influence of UV irradiation at different combinations of wavelengths on the vitamin D2 and ergosterol concentrations in mushrooms A. bisporus and C. militaris. The concentrations of vitamin D2 (a) and ergosterol (b) in A. bisporus and C. militaris mushrooms irradiated upon dry powder by various treatments. The contents of vitamin D2 (c) and ergosterol (d) in A. bisporus and C. militaris mushrooms irradiated in ethanol suspension by various treatments.
