Blood cells from Friedreich ataxia patients harbor frataxin deficiency without a loss of mitochondrial function.
Selak MA, Lyver E, Micklow E, Deutsch EC, Onder O, Selamoglu N, Yager C, Knight S, Carroll M, Daldal F, Dancis A, Lynch DR, Sarry JE. Blood cells from Friedreich ataxia patients harbor frataxin deficiency without a loss of mitochondrial function. Mitochondrion. 2011 Mar; 11(2):342-50.