The trade-off is volume
Among the rather long list of their predecessors, the authors mentioned Mortimer Louis Anson (19011968) and Alfred Ezra Mirsky (19001974), who, in 1934, reported that denatured hemoglobin can be digested by trypsin, which does not attack the native protein ( However, the actual father of limited proteolysis as a research tool was Kaj Ulrik Linderstrm-Lang, who, together with Martin Ottesen, coined the term in 1949, to differentiate the restricted specificity of certain enzymes under certain conditions from the random proteolysis accompanying total protein degradation (Linderstrm-Lang and Ottesen, 1949)
Plus, its suitable for all ages of poultry, so its perfect for mixed flocks
Some analyses show 12-58% of products contain contamination, 30% have incorrect amino acid sequences, 65% exceed endotoxin safety thresholds, and 20% are mislabeled entirely