927471 ENU N-ethyl-N-nitrosourea 1383 927470 ENU N-nitroso-N-ethylurea 23 927482 ENU East-North-Up 4 927476 ENU efficiency of N utilization 3 927473 ENU efficiency of nitrogen utilisation 2 927478 ENU extraneuronal uptake 2 927469 ENU efficiency of N use 1 927475 ENU efficiency of nitrogen use 1 927484 ENU Entrapment Neuropathy Unties 1 927474 ENU enucleated rats 1 927472 ENU enucleation 1 927485 ENU Equivalent Nutrition Unit 1 927483 ENU Ethyl-Nitrose-Urea 1 927479 ENU exposure to direct-acting alkylating agent N-nitrosoethylurea 1 927477 ENU exposure to the carcinogenic N-N'ethylnitrosourea 1 927481 ENU north-east-up 1 927480 ENU transplacental N-nitrosoethyl urea 1