First antibody produced by newborn?
Ref: Microbiology by Ananthanarayan 9th ed. 198-99* First antibody produced by newborn is IgM at 20 weeks age of gestation.* Immunoglobulin that can cross placenta: IgG1 * Immunoglobulin that is present in breast milk: IgA
IgA
IgG
IgE
IgM
Immunology