Co-existence of scrapie prion protein types 1 and 2 in sporadic Creutzfeldt-Jakob disease: its effect on the phenotype and prion-type characteristics

I Cali, R Castellani, A Alshekhlee, Y Cohen, J Blevins, J Yuan, J. P. M Langeveld, P Parchi, J. G Safar, W. Q Zou and P. Gambetti

Brain 132 ( 10 ): 2643 - 2658 , 2009