| LKV | laked kanamycin vancomycin [agar] |
|---|---|
| LSU | lactose-saccharose-urea [agar]; life support unit |
| LYP | lactose, yeast, and peptone [agar]; lower yield point |
| MHA | major histocompatibility antigen; May-Hegglin anomaly; Mental Health Association; methemalbumin; mic... |
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |