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Royal Jelly |
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royal jelly
a substance secreted by the pharyngeal glands of worker bees and fed to all larvae when very young and to larvae destined to become queens throughout their development royal jelly [′rōi·əl ′jel·ē] (materials) A protein complex high in vitamin B secreted by bees to nourish the egg of the queen bee; used in face creams. Royal Jelly a secretion of the mandibular and pharyngeal glands discharged by worker nurse-bees in special cells of the honeycomb (queen cells), in which the queen bees develop. The bees deposit 0.2-0.5 grams of royal jelly in one queen cell. In order to secrete royal jelly, the nurse-bees need, besides honey, pollen or beebread. In dry form royal jelly contains 40-58 percent protein, 5-18 percent fat, about 26 percent sugar, and a number of mineral salts, as well as vitamins and other biologically active substances. The composition of royal jelly depends mainly on the pollen the bees are feeding on. Apilac, a preparation used in medicine and perfume, is made from royal jelly. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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