PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16895344-1 2006 In this report, we compare the toxicological effects between pure carbon multiwalled nanotubes (MWNTs) and N-doped multiwalled carbon (CNx) nanotubes. doped 109-114 calnexin Mus musculus 135-138