Valerian (herb) particular binding site. Hydrophilic extractions of the herb commonly sold over the counter, however, probably do not contain significant amounts of isovaltrate. Valerenic acid in valerian stimulates serotonin receptors as a partial agonist, including 5-HT which is implicated in the sleep-wake cycle. The chief constituent of valerian is a yellowish-green to brownish-yellow oil present in the dried root, varying in content from 0.5 to 2.0%. This variation in quantity may be determined by location; a dry, stony soil yields a root richer in oil than moist, fertile soil. The volatile oils that form the active ingredient are pungent, somewhat reminiscent
Valerian Pereverzev of the "Literary Encyclopedia" from 1929 to 1930. In 1921 he became a professor at Moscow State University. His work examined the works of Nikolai Gogol, Fyodor Dostoevsky, and Ivan Goncharov. Pereverzev maintained that an author's style is determined by class milieu. Pereverzev died in Moscow. Valerian Pereverzev Valerian Fedorovich Pereverzev (5 (17) October 1882 – 5 May 1968) was a Soviet literary scholar. He and his associates published the 1928 collection "Literary Criticism," a controversial key text in what was called the "Pereverzev school." Pereverzev was born in Bobrov (now Voronezh Oblast). He studied physics and mathematics at the