The heart of every PV system is the array of photovoltaic modules. Today, the overwhelming majority of PV modules (more than 95%) are crystalline silicon, made from the second most abundant element on earth.
A. IgG and IgM are short for immunoglobulin G and immunoglobulin M. Immunoglobulins are also known as antibodies and are substances produced by the body's immune system in response to foreign substances such as bacteria, viruses, fungi or other substances like animal dander or cancer cells.gG antibodies are important for fighting bacterial and viral infections. IgG antibodies are the only type of antibody that can cross the placenta, therefore the IgG antibodies of a pregnant woman can also help protect her baby in its initial weeks of life before its own immune system has developed.
Hyper-IgM (HIGM) Syndrome. Definition of HIGM Syndrome. As the name suggests, people with hyper-IgM (HIGM) syndrome have an excess of IgM and reduced levels of other immunoglobulins, including IgG and IgA. This happens because the body cannot change production of IgM to other antibodies.