Table. Incubation periods of cynomolgus macaques infected intracerebrally with 50 mg brain homogenate from bovine spongiform encephalopathy–infected cattle*.

Animal	Haplotype at codon 129	First clinical signs, dpi	Duration of clinical phase, dpi
A1	M/M	931	17
A2	M/M	1,398	103
A3	M/M	946	91
A4	M/M	1,025	94
A5	M/M	1,340	143
A6	M/M	946	103

*dpi, days postinfection.