| Mb | megabyte; mouse brain; myoglobin |
|---|---|
| MBLA | methylbenzyl linoleic acid; mouse-specific bone-marrow-derived lymphocyte antigen |
| MEF | maximal expiratory flow; middle ear fluid; midexpiratory flow; migration enhancement factor; mouse e... |
| mEGF | mouse epidermal growth factor |
| MEL | metabolic equivalent level; mouse erythroleukemia |