Hemocytoblast, generalized stem cell, from which, according to the monophyletic theory of blood cell formation, all blood cells form, including both erythrocytes and leukocytes. The cell resembles a lymphocyte and has a large nucleus; its cytoplasm contains granules that stain with a base.

What is a Hemocytoblasts?

Stem cells in the red bone marrow are called hemocytoblasts. They give rise to all of the formed elements in blood. If a stem cell commits to becoming a cell called a proerythroblast, it will develop into a new red blood cell. ... Blood is made up of both cellular and liquid components.

What do Hemocytoblasts differentiate into?

Some hemocytoblasts differentiate into myeloid stem cells from which erythrocytes, granulocytes, and monocytes will develop while other hemocytoblasts differentiate into lymphoid stem cells from which lymphocytes will develop.