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.
Summary: 1. Antigen is an organic substance that initiates the creation of antibodies, whereas antibodies make use of the immune system to recognize and fight foreign elements. 2. There are five basic kinds of antibodies and three basic kinds of antigens. 3.