🧬 Ancient lead exposure and human evolution
Fossil and lab evidence show early hominids were exposed to lead for over 2 million years, which may have shaped brain genes linked to speech and behaviour.
🔗 doi.org/10.1126/scia...
#Lead #Evolution #SciComm 🧪
Lead exposure, as influenced by NOVA1 expression, affected brain function in multiple hominid species.
