M Immunosero Lec -M5 PT 2

“Antibody-mediated immunity”

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Major defense mechanism against infection.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Type of adaptive immunity mediated by antibodies, which are produced by B lymphocytes.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

B lymphocytes secrete the antibodies into the blood and lymph (body fluid, humours in Latin)

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

A type of lymphocyte that is produced and mature in the bone marrow.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Express immunoglobulin receptors (IgM/IgD) on its surface called, B-Cell Receptor (BCR).

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

secrete antigen-specific immunoglobulins which circulate as antibodies.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Differentiated B-lymphocytes that is capable of secreting antibodies or Immunoglobulins.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Main cells responsible for humoral-mediated immunity.

Have shorter-lifespan compared to other immune cells.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES

Also known as immunoglobulins.

• Humoral Immunity

• B CELLS

• PLASMA CELLS

• ANTIBODIES