Flanagan N.; et al. (2000). «Pleiotropic effects of the melanocortin 1 receptor (MC1R) gene on human pigmentation». Human Molecular Genetics. 9 (17): 2531–2537. PMID11030758. doi:10.1093/hmg/9.17.2531
Bastiaens M.; et al. (2001). «The melanocortin-1-receptor gene is the major freckle gene». Human Molecular Genetics. 10 (16): 1701–1708. PMID11487574. doi:10.1093/hmg/10.16.1701
Box, N. F; Duffy, D. L; Irving, R. E; Russell, A; Chen, W; Griffyths, L. R; Parsons, P. G; Green, A. C; Sturm, R. A (2001). «Melanocortin-1 Receptor Genotype is a Risk Factor for Basal and Squamous Cell Carcinoma». Journal of Investigative Dermatology. 116 (2): 224–229. PMID11179997. doi:10.1046/j.1523-1747.2001.01224.x
Yamaguchi, Kyoko; Watanabe, Chiaki; Kawaguchi, Akira; Sato, Takehiro; Naka, Izumi; Shindo, Misaki; Moromizato, Keiichi; Aoki, Kenichi; Ishida, Hajime; Kimura, Ryosuke (2012). «Association of melanocortin 1 receptor gene (MC1R) polymorphisms with skin reflectance and freckles in Japanese». Journal of Human Genetics. 57 (11): 700–708. PMID22854540. doi:10.1038/jhg.2012.96
Flanagan N.; et al. (2000). «Pleiotropic effects of the melanocortin 1 receptor (MC1R) gene on human pigmentation». Human Molecular Genetics. 9 (17): 2531–2537. PMID11030758. doi:10.1093/hmg/9.17.2531
Bastiaens M.; et al. (2001). «The melanocortin-1-receptor gene is the major freckle gene». Human Molecular Genetics. 10 (16): 1701–1708. PMID11487574. doi:10.1093/hmg/10.16.1701
Box, N. F; Duffy, D. L; Irving, R. E; Russell, A; Chen, W; Griffyths, L. R; Parsons, P. G; Green, A. C; Sturm, R. A (2001). «Melanocortin-1 Receptor Genotype is a Risk Factor for Basal and Squamous Cell Carcinoma». Journal of Investigative Dermatology. 116 (2): 224–229. PMID11179997. doi:10.1046/j.1523-1747.2001.01224.x
Yamaguchi, Kyoko; Watanabe, Chiaki; Kawaguchi, Akira; Sato, Takehiro; Naka, Izumi; Shindo, Misaki; Moromizato, Keiichi; Aoki, Kenichi; Ishida, Hajime; Kimura, Ryosuke (2012). «Association of melanocortin 1 receptor gene (MC1R) polymorphisms with skin reflectance and freckles in Japanese». Journal of Human Genetics. 57 (11): 700–708. PMID22854540. doi:10.1038/jhg.2012.96