Complex sentence: From all the studies conducted on Cr (VI), researchers wanted to see if the toxicity of Cr (III) could be as concerning, especially since studies showing chromium (III) picolinate (CrPic 3) could oxidize DNA in vitro began to emerge.
Split into simpler sentences: From all the studies conducted on Cr (VI), researchers wanted to see if the toxicity of Cr (III) could be also concerning. Studies showing chromium (III) picolinate (CrPic 3) could oxidize DNA in vitro began to emerge.