BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
HEMATOPOIESIS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Stem cell factor is produced mainly by;
|
|
Stem cells.
|
|
|
Thymic epithelium.
|
|
|
Bone marrow cells.
|
|
|
Megakaryocytes.
|
Explanation:
Detailed explanation-1: -Stem cell factor (SCF), the ligand for the c-kit receptor, is produced mainly by marrow stromal cells and seems to reflect the haemopoietic function of bone marrow stroma.
Detailed explanation-2: -Stem cells are very early cells made in the bone marrow. Bone marrow is a spongy material that fills the bones. These stem cells develop into red blood cells, white blood cells and platelets.
Detailed explanation-3: -A substance that causes blood stem cells (cells from which other types of cells develop) to change into different types of blood cells and increases the number and actions of these cells in the blood. Stem cell factor is a type of cytokine and a type of growth factor. Also called kit ligand and SCF.
There is 1 question to complete.