| MAC | membrane attack complex of complement |
|---|---|
| MACDP | Metropolitan Atlanta Congenital Defects Program |
| MACE | Major adverse cardiac event |
| mACh | muscarinic acethylcholine |
| mAChR | Muscarinic acetylcholine receptor |
| mAChR | Muscarinic cholinergic receptors |
| mAChR | Muscarinic receptor |
| mAChRs | Muscarinic ACh receptors |
| MACL | Mood Adjective Check List |
| MACS | Magnetic Activated Cell Sorting |