Vasopressin (arginine vasopressin, AVP; antidiuretic hormone, ADH) is a peptide hormone formed in the hypothalamus, then transported via axons to, and released from, the posterior pituitary into the blood. AVP has two principle sites of action: the kidney and blood vessels.
Cutaneous anthrax symptoms can include: 1  A group of small blisters or bumps that may itch. 2  Swelling can occur around the sore. 3  A painless skin sore (ulcer) with a black center that appears after the small blisters or bumps Most often the sore will be on the face, neck, arms, or hands.
Fire Ant Bites: Treatment, Symptoms, What They Look Like. Fire ants can turn a blissful afternoon outside into an itchy, burning stream of misery. An attack from a fire ant typically causes instant, intense pain. The pain quickly gives way to itching and skin irritation that lasts anywhere from a few hours to a few days.