A frame-shift mutation in COMTD1 is associated with impaired pheomelanin pigmentation in chicken. oleh Huijuan Bi, Jonas Tranell, Dawn C Harper, Weifeng Lin, Jingyi Li, Anders R Hellström, Mårten Larsson, Carl-Johan Rubin, Chao Wang, Shumaila Sayyab, Susanne Kerje, Bertrand Bed'hom, David Gourichon, Shosuke Ito, Kazumasa Wakamatsu, Michèle Tixier-Boichard, Michael S Marks, Daniel Globisch, Leif Andersson