tokens: Acute stress in 7 rats also increased the mean amount of IL-6 released in the urine by 31.5 % from 775.9 + /- 69.2 to 1,021.1 + /- 93.3 pg . / ml .
folded_tokens: acute stress in 7 rat also increase the mean amount of il-6 release in the urine by 31.5 % from 775.9 + /- 69.2 to 1,021.1 + /- 93.3 pg . / ml .