| VPP | vacuolar proton pump; viral porcine pneumonia |
|---|---|
| N(H) | proton density |
| PIXE | particle-induced x-ray emission; proton-induced x-ray emission |
| PMF | platelet membrane fluidity; progressive massive fibrosis; proton motive force; pterygomaxillary foss... |
| pmf | proton motive force |