title: Mouse strain and breeding stimulation as factors influencing the effect of thymectomy on mammary tumorigenesis.
mesh_terms: D000818:Animals; D001947:Breeding; D005260:Female; D017988:Gammaretrovirus; D008325:Mammary Neoplasms, Experimental / Q000235:genetics*; D051379:Mice; D013934:Thymectomy; D013950:Thymus Gland / Q000502:physiology*