Biotechnology and Food Research, MTT Agrifood Research Finland, Jokioinen, Finland. virpi.ahola@mtt.fi|Biotechnology and Food Research, MTT Agrifood Research Finland, Jokioinen, Finland. virpi.ahola@mtt.fi|Biotechnology and Food Research, MTT Agrifood Research Finland, Jokioinen, Finland. virpi.ahola@mtt.fi|Biotechnology and Food Research, MTT Agrifood Research Finland, Jokioinen, Finland. virpi.ahola@mtt.fi