https://rosiglitazoneagonist.c....om/sulfur-forerunner
Individuals dating before ~4700 calendar years before present (cal B.P.) reveal no obvious proof when it comes to usage of maize. Evidence for considerable maize usage (~30% of total diet) seems in certain individuals between 4700 and 4000 cal B.P. Isotopic evidence after 4000 cal B.P. indicates that maize became a persistently utilized basic grain similar in diet relevance to later maize agriculturalists in the region (70% of complete diet). The