APRIL (protein)

APRIL (protein) also known as A Proliferation-Inducing Ligand, is a member of the tumor necrosis factor (TNF) superfamily. It is a protein that in humans is encoded by the TNFSF13 gene. APRIL is involved in various cellular processes, including cell proliferation, differentiation, apoptosis, and immune regulation.

Function

APRIL is a cytokine that belongs to the tumor necrosis factor superfamily. This cytokine is known to stimulate the proliferation of T cells and lymphocytes, and induce apoptosis in certain tumor cells. This cytokine is also reported to be involved in the regulation of B-cell maturation, antibody production, and immune response, and is particularly important in autoimmune diseases and cancer.

Structure

APRIL is a type II transmembrane protein, which means it is anchored in the cell membrane with its N-terminus inside the cell and its C-terminus outside. The extracellular portion of APRIL contains the functional part of the protein, which can be cleaved off and secreted as a soluble molecule.

Clinical significance

APRIL has been found to be overexpressed in many types of cancer, including breast cancer, colorectal cancer, and non-Hodgkin lymphoma. It is thought that the overexpression of APRIL may contribute to the survival and proliferation of cancer cells, making it a potential target for cancer therapy.

In autoimmune diseases, APRIL has been found to be involved in the production of autoantibodies, which are antibodies that attack the body's own tissues. This makes APRIL a potential target for the treatment of autoimmune diseases such as rheumatoid arthritis and systemic lupus erythematosus.

See also

• BAFF
• TACI
• BCMA

External links

• GeneCards - TNFSF13