title: Ontogeny of the phytohemagglutinin response of fetal piglet thymic and splenic lymphocytes.
abstract: Lymphocytes derived from 72- to 90-day-old fetal piglet thymuses respond in vitro to phytohemagglutinin quantitatively greater than do spleen cell lymphocytes.
mesh_terms: D000367:Age Factors; D000371:Agglutination / Q000187:drug effects; D000818:Animals; D005333:Fetus / Q000187:drug effects*; D066298:In Vitro Techniques; D037102:Lectins / Q000494:pharmacology*; D008198:Lymph Nodes / Q000187:drug effects; D008214:Lymphocytes / Q000187:drug effects*; D013154:Spleen / Q000187:drug effects*; D013552:Swine; D013950:Thymus Gland / Q000187:drug effects*
chemical_list: D037102:Lectins