title: Is mucus a selective barrier to macromolecules?
mesh_terms: D005260:Female; D006801:Humans; D007070:Immunoglobulin A; D046911:Macromolecular Substances; D008297:Male; D009093:Mucus / Q000378:metabolism* / Q000382:microbiology; D010539:Permeability; D013083:Sperm Transport
chemical_list: D007070:Immunoglobulin A; D046911:Macromolecular Substances