ThymectomyThymus GlandMyasthenia GravisThymus NeoplasmsThymomaThymus HyperplasiaOophoritisPyridostigmine BromideThymus HormonesT-LymphocytesSpleenAutoimmune DiseasesThymus PlantAnimals, NewbornThoracic DuctThoracoscopyThymus ExtractsSternotomyThyroiditisThoracic Surgery, Video-AssistedMice, Inbred StrainsBursa of FabriciusPicryl ChlorideAlfaxalone Alfadolone Mixture