- At the time of screening, any of the following abnormalities: aspartate transaminase (AST), alanine transaminase (ALT), or amylase > 1.5 × above the upper limits of normal (ULN); or serum creatinine > 1.3 × ULN; or any other abnormal laboratory values in the screening panel that, in the opinion of the principal investigator (PI), are judged to be clinically significant; or