History of the discovery of ANCA (Anti-neutrophil cytoplasmic antibody) 1  In 1982, David Davies, an Australian pathologist observed that 'a subset of patients with focal necrotizing and crescentic glomerulonephritis had circulating antibodies that bound to the cytoplasm of normal neutrophils' (5, 6).
The most common birds found in the United States and Oklahoma include the European Starling, House Sparrow, House Finch, American Crow, American Robin, Downy Woodpecker, Mourning Dove, American Goldfinch, Pigeons, Common Grackle, Hummingbird, Swallows, Wrens, Mockingbirds, Ospreys, Thrashers, Vireos, Wood Warbles, and Blackbirds.
The Oklahoma State Flag. The state flag features an Osage warrior's shield on a blue background. An olive branch and a calumet, or peace pipe, lay across the shield. Seven eagle feathers decorate the shield. Both of these items are symbols of peace. The design was officially adopted as Oklahoma's flag in 1925. In 1941 the word Oklahoma was added beneath the shield. The Great Seal of the State of Oklahoma The State Seal features a five-pointed star. In the center of the star is the state motto Labor Omnia Vincit.