Nucleated red blood cell Nucleated red blood cell All vertebrate organisms have hemoglobin-containing cells in their blood and with the exception of mammals, all of these red blood cells contain a nucleus. Mammals represent ~5,500 named species out of ~66,000 vertebrate species, and within this ~8% subgroup, red blood cells are known as erythrocytes or RBCs and lack a cell nucleus in mature organisms. In contrast, a nucleated red blood cell (NRBC), also known by several other names, is a mammalian RBC that contains a cell nucleus. NRBCs occur in normal development as progenitor cells in the erythropoietic lineage and in pathological states. Normally,
Color Me Blood Red Color Me Blood Red Color Me Blood Red is a 1965 splatter film written and directed by Herschell Gordon Lewis about a psychotic painter who murders civilians and uses their blood as red paint. It is the third part of what the director's fans have dubbed "The Blood Trilogy", including "Blood Feast" (1963) and "Two Thousand Maniacs!" (1964). At the Farnsworth Galleries, Farnsworth looks at a painting then takes it outside. He drops it to the ground, saturates it with gasoline and sets it afire. Blood pours out of the canvas as it burns. Artist Adam Sorge stands before a