What Does PNA Stand For?

PNA has more than one possible meaning :

• PNA - Paraffins Naphthenes And Aromatics In Petroleum Analysis
• PNA - Peanut Agglutinin
• PNA - Peptide Nucleic Acid
• PNA - Polynuclear Aromatic Compound S

If you know of another acronym for PNA, please suggest it as a new acronym for PNA.