The Company(Season 7, Episode 20) ION. Morgan's missing cousin, Cindi, reappears, and Morgan must come clean about a lie he told concerning her. In addition, the BAU reopens the investigation into Cindi's disappearance.
Selenium in biology. Although it is toxic in large doses, selenium is an essential micronutrient for animals. In plants, it sometimes occurs in amounts toxic as forage, e.g. locoweed. Selenium is a component of the amino acids selenocysteine and selenomethionine.
Other causes of low blood levels of selenium include 1  : gastrointestinal disorders or malabsorption syndromes (including food allergies) that decrease the bodyâs ability to absorb nutrients. 2  high-dose steroid therapy also affects absorption of selenium. 3  cigarette-smoking or high intake of alcohol.