Lupulin


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Related to Lupulin: hops
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Lupulin

 

the commercial name for the glandules on the glumes of the fruit system (cones) and perianth of female hop blossoms (Humulus lupulus); also, the secretion from these glandules.

Solidified lupulin is a brownish yellow, sticky, coarse-grained powder containing essential oil, bitters, the alkaloid humulene, humulotannic acid, valerianic acid, gum, resin, wax, and a yellow pigment. Lupulin is used in brewing to give beer a pleasant, slightly bitter flavor, but it can also be toxic. A dose of 1-2 g may be mildly poisonous.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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Lupulin Brewing, named for the active ingredient in hops and known for hoppy brews such as Blissful Ignorance and Hooey, will offer traditional sour beers under a new brand, Scribbled Lines, Zierdt said.
A mixture of prenylated, geranylated, oxidized, and/or cyclized chalcones, of which 30 have been isolated to date, is secreted by the lupulin glands along with the bitter acids and volatile oils (Milligan et al., 1999; Mizobuchi and Sato, 1994; Stevens et al., 1997, 1999a, b, 2000; Zuurbier et al., 1998).
Both the alpha acids and the oils are produced in the plant's lupulin glands.
Lupulin is described as a 6.5% ABV dry-hopped extra pale ale "with a clean and crisp finish." Ms.
Lupulin glands located on the bracteoles, and to a lesser extent on the bracts, is the source of commercial value in hops.
This year, we celebrate the season's first hops with three beers: two versions of Lupulin Ale.
The plant organs of interest to brewers are the female flowers, or cones, which contain lupulin glands with a chemical profile desirable for brewing.
According to the brewery, the next beer in Full Sail's Brewmaster Reserve line up will be Lupulin Fresh Hop Ale and will be released in late September.