| NIA | National Institute on Aging; nephelometric inhibition assay; niacin; no information available; Nutri... |
|---|---|
| NCTC | National Cancer Tissue Culture; National Collection of Type Cultures |
| INRIA | National Institute for Research in Computers and Automation [France] [Institut National de la Recher... |
| NII | National Information Infrastructure; National Insurance Institute |
| CEA | Carcino-Embryonic Antigen [HP 1825-6] ; Oncofetal Antigens ; Glycopro... |