Propolis recently been isolated from red propolis, and prenylated acids such as 4-hydroxy-3,5-diprenyl cinnamic acid have been documented. An analysis of propolis from Henan, China found sinapinic acid, isoferulic acid, caffeic acid, and chrysin, with the first three compounds demonstrating antibacterial properties. Also, Brazilian red propolis, largely derived from "Dalbergia ecastaphyllum" plant resin, has high relative percentages of the isoflavonoids 3-hydroxy-8,9-dimethoxypterocarpan and medicarpin. Other flavonoids commonly present include galangin and pinocembrin. Caffeic acid phenethyl ester (CAPE) is also a component of some varieties of propolis from New Zealand. Occasionally, worker bees will even gather various caulking compounds of human manufacture, when
Hive Propolis Meanwhile, HiveTech CEO Miles Parker, struggles for control of his company with his father, Dr. Lewis Dean Parker. Dr. Parker lives omnipresently on the Hive servers, as a digital copy of his human consciousness after he was cryogenically frozen pre-mortem in 2015. After Miles becomes distraught over the millions dying from the update, Dr. Parker uploads a sedative called "propolis" into his system. Miles then becomes complacent and Dr. Parker reveals that Hive in the future will become "the agency of the world." "Geekadelphia" said, "If you're looking for 21st century science fiction that escapes the page itself, this is