The blood used in the agar is also treated beforehand to remove a molecule called fibrin, which participates in the clotting of blood. The absence of fibrin ensures that clotting of the blood does not occur in the agar, which could interfere with the visual detection of the hemolytic reactions.
Chebeague Island, Maine. Chebeague Island is an island town in Cumberland County, Maine, United States, located in Casco Bay, 10 miles (16 km) from Portland. These islands are sometimes referred to as an older, now archaic term The Calendar Islands because there was once a belief that the approximate number of islands was 365.
Assateague Island is an Atlantic coastal island which straddles the Maryland / Virginia line. Its halves are separated by a fence which runs along the state boundaries. The island is inhabited by two herds of Chincoteague horses. The herd on the Maryland side of the island is managed by the National Park Service. The herd on the Virginia side is owned by the Chincoteague Volunteer Fire Company which has a grazing permit for the animals.