3,4-Dicaffeoylquinic Acid, a Major Constituent of Brazilian Propolis, Increases TRAIL Expression and Extends the Lifetimes of Mice Infected with the Influenza A Virus

Table 2

Concentrations and molecular weights of the constituents of Brazilian green propolis [40, 41].

Components	Content; (w/w%) in PWE	Content; (w/w%) in PEE	Molecular; weight; (g/mol)
Chlorogenic acid	2.7–3.6	0.6–0.8	354.3
Caffeic acid	0.2	0.1–0.6	180.2
3,5-dicaffeoylquinic acid	4.3–4.9	2.4–2.7	516.5
3,4-dicaffeoylquinic acid	3.3–6.1	1.9–3.5	516.5
4,5-dicaffeoylquinic acid	—^#	—^#	516.5
3,4,5-tricaffeoylquinic acid	0.2	0.6	678.6
Artepillin C	0.2–0.6	11.4–14.0	300.4
Baccharin	0.0	6.8	562.6
Drupanin	0.1	1.8	232.3
Isosakuranetin	—^#	1.2	286.3
p-coumaric acid	3.7	2.3–2.5	164.2
Ferulic acid	0.1	0.0–0.1	194.2
Quinic acid	—^#	—^#	192.2

^#Data not available.