Phlorizin Phlorizin Phlorizin (also referred to as phloridzin; chemical name phloretin-2'-β--glucopyranoside) is a glucoside of phloretin, a dihydrochalcone, a family of bicyclic flavonoids, which in turn is a subgroup in the diverse phenylpropanoid synthesis pathway in plants. Phlorizin is found primarily in unripe "Malus" (apple), root bark of apple, trace amounts have been found in strawberry. In "Malus", it is most abundant in vegetative tissues (such as leaves and bark) and seeds. Closely related species, such as pear ("Pyrus communis"), cherry, and other fruit trees in the "Rosaceae" do not contain phloridzin. Phloridzin is a phytochemical that belongs to the class
Karl Malus U.S. Agent then destroyed Malus' equipment and records. Malus has since worked for a variety of criminal organizations, including the Corporation, and the Maggia. He even worked with the Avengers and the Thunderbolts in their efforts to defeat Count Nefaria in exchange for a reduced sentence. During the "Dark Reign" storyline, Karl Malus was researched by Quasimodo as part of its work for Norman Osborn. Karl Malus was recruited by the Wizard to become a new member of the Frightful Four, only to find himself being forcibly made the new host of the Carnage Symbiote. He was eaten by Carnage