The Effect of Size on Uptake of Orally Administered Latex Microparticles in the Small Intestine and Transport to Mesenteric Lymph Nodes

Purpose. The present study examines the relationship between size and particle transit across the mucosal barrier of the gastrointestinal tract to other sites of the body. The extent of particle uptake with increasing size, the tissue distribution and cut-off points for 2–20µm particles is investigated.