From: Classical scrapie prions in ovine blood are associated with B lymphocytes and platelet-rich plasma
Blood components | Recipient | PrPSc detection by IHC | *Scrapie | ||
---|---|---|---|---|---|
 | PRNP | Antemortem | Postmortem | positive (%) | |
 |  | Rectal tissues | Rectal tissues | Other lymphoid tissues |  |
Whole blood | MARQ/MARQ | 4/4 | 4/4 | 4/4 | 100 |
 | MARQ/MVRQ | 3/4 | 4/4 | 4/4 | 100 |
 | MARQ/TARQ | 0/2 | 0/2 | 0/2 | 0 |
 | TARQ/MVRQ | 0/3 | 2/3 | 3/3 | 100 |
Buffy coat | MARQ/MARQ | 3/3 | 3/3 | 3/3 | 100 |
 | MARQ/TARQ | 1/2 | 1/2 | 2/2 | 100 |
PBMCs | MVRQ/MVRQ | 4/5 | 5/5 | 5/5 | 100 |
 | MARQ/MVRQ | 6/9 | 7/9 | 9/9 | 100 |
 | TARQ/MVRQ | 1/1 | 1/1 | 1/1 | 100 |
CD72+ B lymphocytes | MVRQ/MVRQ | 3/3 | 3/3 | 3/3 | 100 |
CD21+ B lymphocytes | MVRQ/MVRQ | 2/3 | 3/3 | 3/3 | 100 |
Platelet-rich plasma | MARQ/MARQ | 2/3 | 2/3 | 2/3 | 67 |
Platelet-poor plasma | MARQ/MARQ | 0/3 | 0/3 | 0/3 | 0 |