| TPG | transmembrane potential gradient; transplacental gradient; tryptophan peptone glucose [broth] |
|---|---|
| DEALE | declining exponential approximation of life expectancy [method] |
| exp | expansion; expectorant; experiment, experimental; expiration, expired; exponential function; exposur... |
| SDG | sucrose density gradient |
| PSD | particle size distribution; peptone, starch, and dextrose; periodic synchronous discharge; phase-sen... |