Picrinine is an akuammiline alkaloid extracted from the leaves of Alstonia scholaris. It exhibits anti-inflammatory activity by inhibiting 5-lipoxygenase.

3-O-β-D-Xylopyranosyl-(1→3)-α-L-Rhamnopyranosyl-(1→4)-α-L-arabinopyranosyl hederagenin-28-O-β-D-glucopyranosyl-(1→6)-β-D-glucopyranosyl ester

Experimental allergic encephalitogenic peptide (human) is a EAE peptide. Experimental allergic encephalitogenic peptide (human) induces encephalomyelitis in guinea pigs.