Immunoglobulin E (IgE) is a kind of antibody (or immunoglobulin (Ig)  isotype ) that has only been found in mammals.Monomers of IgE consist of two heavy chains (Îµ chain) and two light chains, with the Îµ chain containing 4 Ig-like constant domains (CÎµ1-CÎµ4).IgE's main function is immunity to parasites such as helminths like Schistosoma mansoni, Trichinella spiralis, and Fasciola hepatica.onomers of IgE consist of two heavy chains (Îµ chain) and two light chains, with the Îµ chain containing 4 Ig-like constant domains (CÎµ1-CÎµ4). IgE's main function is immunity to parasites such as helminths like Schistosoma mansoni, Trichinella spiralis, and Fasciola hepatica.
You can get syphilis by direct contact with a syphilis sore during vaginal, anal, or oral sex. Sores can be found on the penis, vagina, anus, in the rectum, or on the lips and in the mouth. Syphilis can also be spread from an infected mother to her unborn baby.
Secondary syphilis. If primary syphilis is left untreated, secondary syphilis may develop. This stage of the illness usually occurs weeks to months after the primary stage. Secondary syphilis is characterized by a skin rash that typically does not itch and may easily be mistaken for rashes caused by other illnesses.f primary syphilis is left untreated, secondary syphilis may develop. This stage of the illness usually occurs weeks to months after the primary stage. Secondary syphilis is characterized by a skin rash that typically does not itch and may easily be mistaken for rashes caused by other illnesses.