Protection against RSV derived from preF IgG antibodies waned 6 months after infection in an analysis of patients with confirmed disease and household contacts.

Background: Patients with irritable bowel syndrome (IBS) often feel they have some form of dietary intolerance and frequently try exclusion diets. Tests attempting to predict food sensitivity in IBS ...

Human polyclonal IgG antibodies directly against the nonhuman sialic acid N-glycolylneuraminic acid (Neu5Gc) are potential biomarkers and mechanistic contributors to cancer and other diseases ...

Although all IgG subclasses (1–4) are found in the fetal serum, transport of IgG1 is predominant. The transport capacity of IgG1–4 is in the following sequence: IgG1> IgG4> IgG3> IgG2.