igm88

IgM is the first antibody secreted by the adaptive immune system in response to a foreign antigen. istilah slot di twitter Monomeric IgM is a heterotetramer of approximately 180 kDa However, the secreted form of IgM exists predominantly in a pentameric configuration with a molecular weight greater than 900 kDa In serum, the IgM has a half-life of approximately 5 to