The milk matrix did not modulate postprandial myofibrillar protein synthesis rates from 0 to 120 min ( 0.038 0.005 vs. 0.031 0.007 % / h ) or from 120 to 300 min ( 0.052 0.004 vs. 0.067 0.005 % / h ) after Cas + Serum vs. Cas .