sentences:  Not only did Lipscomb determine how to successfully retrieve and purify this life-threatening protein, but he also determined the molecular structure by X-ray crystallography in a time before this technique was widely utilized.Due to its extreme lethality, as well as it being only commercially available at certain times and then at an extremely high cost, Amanita phalloides had to be retrieved from the wild in order to collect the β-amanitin protein.This was first achieved by collecting "Amanita phalloides" fruiting bodies in New Jersey in 1975.