Conclusion and recommendation Bilirubin is a toxic by product of heme metabolism and exists in conjugated and unconjugated forms
However, it is imperative to note that findings from animal models cannot be directly extrapolated to clinical trials in humans
In zebrafish, 90-day exposure to Polyactic Acid (PLA) and Aged Polyactic Acid (APLA) MPs (120 mg/L) suppressed 5-HT and DA, decreased acetylcholinesterase activity in the brain and gut and downregulated BDNF/TrkB signaling, coinciding with neuronal apoptosis
Hinshaw DC, Benavides GA, Metge BJ, Swain CA, Kammerud SC, Alsheikh HA, et al
However, changes in nail structure, a sign of toxicity, were reported with a selenium intake of 900 mcg per day in China