| MSLA | mouse-specific lymphocyte antigen |
|---|---|
| NOS | network operating system; nitric oxide synthetase; non-organ-specific; not on staff; not otherwise s... |
| NSE | neuron-specific enolase; nonspecific esterase; normal saline enema |
| NSM | neurosecretory material; neurosecretory motor neuron; nonantigenic specific mediator; nutrient sporu... |
| NSP | neuron specific protein; nonstructural protein |