Which researchers and funded by whom? This is the line Monsanto brings out every time. It turns out their corrupt research couldn't convince a court, who decided glyphosate was to blame for cancer, to the tune of $300M c.f. Johnson v. Monsanto Co.
And it's not just roundworms https://sites.psu.edu/soilmicrobiology/projects/glyphosate-i...
This chemical is bad news and the only reason it's legal is regulatory capture by Monsanto/Bayer.