Question – What vasoactive substance exerts species (and tissue) specific and irreversible vasoconstrictor activity of the peripheral arteries of the rat?View full post for answer.
Question of the Day
Question – Which mushroom is sometimes known as the “deadly webcap”, what toxin is contained therein and what toxicity may result from the ingestion of as few as 1-3 of these mushrooms?View full post for answer.
Question – Two recent studies (listed below) funded by the Centers for Disease Control and Prevention have linked opioid use during early pregnancy to a twofold increased risk for what congenital malformations?View full post for answer.
Question – What is the most common bacterial organism responsible for foodborne disease outbreaks in the United States?View full post for answer.
Question – The Amanita phalloides mushroom contains amatoxins (among other toxins), with α-amanitin, mainly responsible for the toxic effects in humans. What is the likely mechanism of toxicity for α-amanitin?View full post for answer.
Question – What 1976 Act gave the EPA the authority to regulate chemical substances and mixtures that present an unreasonable risk of injury to health or the environment?View full post for answer.
Question – Ceftriaxone is a third-generation cephalosporin with broad spectrum activity against both Gram-negative and Gram-positive bacteria. What potential toxicities have limited the use of this drug in neonatal patients?View full post for answer.
Question – What characterizes cutaneous reactions to bed bug (Cimex lectularius) bites?View full post for answer.
Question – Inhalational anthrax is a rare disease that can occur after exposure to infected animals or contaminated animal products, or as a result of an intentional release of anthrax spores. It is caused by breathing in the spores of the bacterium Bacillus anthracis. When inhaled, the anthrax bacteria replicate in the body and produce toxins that can cause massive and irreversible tissue injury and death. Anthrax is a potential bioterrorism threat because the spores are resistant to destruction and can be spread by release in the air. What drug has recently been approved as a new treatment for inhalation anthrax?View full post for answer.
Question – The U.S. Food and Drug Administration recently warned about contamination with brodifacoum of which illegal, often abused, substances?View full post for answer.