Lily of The Valley - Lily of The Valley Phenomenon

Lily of The Valley Phenomenon

See also: bourgeonal

The odor of lily of the valley, specifically the ligand bourgeonal, attracts mammal sperm in a dramatic manner. The 2003 discovery of this phenomenon prompted a new wave of research into odor reception, but no evidence was found that the female sex organ has similar odors of any kind. A 2012 study demonstrated instead that at high concentrations, bourgeonal imitated the role of progesterone in stimulating sperm to swim (chemotaxis), a process unrelated to odor reception.

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Famous quotes containing the words lily of the, lily of, lily, valley and/or phenomenon:

    “I am the rose of Sharon, and the lily of the valleys.”
    —Bible: Hebrew The Song of Solomon (l. II, 1)

    “I am the rose of Sharon, and the lily of the valleys.”
    —Bible: Hebrew The Song of Solomon (l. II, 1)

    “Rejoice with the day lily for it is born for a day to live by the mailbox and glorify the roadside”
    —Anne Sexton (1928–1974)

    “I will frankly declare, that after passing a few weeks in this valley of the Marquesas, I formed a higher estimate of human nature than I had ever before entertained. But alas! since then I have been one of the crew of a man-of-war, and the pent-up wickedness of five hundred men has nearly overturned all my previous theories.”
    —Herman Melville (1819–1891)

    “The only phenomenon with which writing has always been concomitant is the creation of cities and empires, that is the integration of large numbers of individuals into a political system, and their grading into castes or classes.... It seems to have favored the exploitation of human beings rather than their enlightenment.”
    —Claude Lévi-Strauss (b. 1908)