Immune system or the use of immunosuppressive medication. In contrast, autoimmunity results from a hyperactive immune system attacking normal tissues as if they were foreign organisms. Common autoimmune diseases include Hashimoto's thyroiditis, rheumatoid arthritis, diabetes mellitus type 1, and systemic lupus erythematosus. Immunology covers the study of all aspects of the immune system. Immunology is a science that examines the structure and function of the immune system. It originates from medicine and early studies on the causes of immunity to disease. The earliest known reference to immunity was during the plague of Athens in 430 BC. Thucydides noted that people who had
Wolf attack in newspapers throughout the entire United States. Following the Icy Bay incident, biologist Mark E. McNay compiled a record of wolf-human encounters in Canada and Alaska from 1915-2001. Of the 80 described encounters, 39 involved aggressive behavior from apparently healthy wolves and 12 from animals confirmed to be rabid. The first fatal attack in the 21st century occurred on November 8, 2005, when a young man was killed by wolves that had been habituated to people in Points North Landing, Saskatchewan, Canada while on March 8, 2010, a young woman was killed while jogging near Chignik, Alaska. Wolf attack Although