[Ecdysteroid sources in the Carpathian basin. 11-hydroxy substituted ecdysteroids from the Serratula wolffii Andrae].


Seven ecdysteroids have been isolated from the methanolic extract of the herb Serratula wolffii Andrae. The isolation process involved the removal of polar and apolar contaminants, and also included the separation of the target ecdysteroids from each other by using combined chromatographic methods. Isolation of the pure compounds required a minimum of 2 and… (More)