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 Albanov Valerian Albanov Valerian Ivanovich Albanov () (1881 – 1919) was a Russian navigator, best known for being one of two survivors of the Brusilov Expedition of 1912, which killed 22. Albanov was born in 1881 in Voronezh and was raised by his uncle in the city of Ufa. At the age of seventeen he entered the Naval College at Saint Petersburg, from which he graduated in 1904. He served on board a number of ships before signing on as navigator aboard the "Saint Anna" under Georgy Brusilov for an expedition intended to traverse the Northeast Passage (a feat which had