The reform legislature passed the Stetson-Eshelman Act, which increased the state Railroad Commissionâs authority and power to fix passenger and freight rates; thus ending Southern Pacific Railroadâs (SP) crushing monopolistic practices.
From Wikipedia, the free encyclopedia. In immunology, an antigen is a molecule capable of inducing an immune response on the part of the host organism, though sometimes antigens can be part of the host itself. In other words, an antigen is any substance that causes an immune system to produce antibodies against it.
What is an antigen? An antigen is any substance that is recognised as foreign and stimulates the production of antibodies, for example an antigen may be a âforeignâ protein on the surface of a bacterium. An antigen specifically induces the production of antibodies which can bind to it and neutralise it.