In fact, 75% of the antibodies found inside our blood are the immunoglobulin g types. So what these antibodies do is basically what we described earlier. This was an example of the immunoglobulin g. They basically float around, they swim around our blood and lymph and they locate those special types of antigens found on our pathogens. Now let's move on to IgM immunoglybulin M so these are found on B lymphocytes, on the membrane of B lymphocytes, and they're highly effective against killing off our viral agents. Now, Ige are those antibodies involved mostly in allergic reactions, and we'll talk about these in much more detail when we'll discuss what allergies actually are. Now?