Kynurenine aminotransferase isoforms display fiber-type specific expression in young and old human skeletal muscle. - Wyckelsma, V.L.; Lindkvist, W.; Venckunas, T.; Brazaitis, M.; Kamandulis, S.; Pääsuke, M.; Ereline, J.; Westerblad, H.; Andersson, D.C. (Experimental Gerontology, 2020)