Leydig Cell TumorLeydig CellsTesticular NeoplasmsSertoli Cell TumorNeoplasms, Germ Cell and EmbryonalSertoli CellsSeminomaGerminomaSertoli-Leydig Cell TumorTestisGerm CellsGranulosa Cell TumorGiant Cell Tumor of BoneEndodermal Sinus TumorGiant Cell TumorsGranular Cell TumorDiethylstilbestrolTestosteroneTeratomaDysgerminomaMediastinal NeoplasmsDog DiseasesSpermatogenesisRetroperitoneal NeoplasmsSeminiferous TubulesCarcinoma, EmbryonalNeoplasms, ExperimentalImmunohistochemistryAromataseTumor Markers, BiologicalChorionic Gonadotropinalpha-FetoproteinsBleomycinCisplatinOvarian NeoplasmsEtoposideCryptorchidismChoriocarcinomaSeminiferous EpitheliumSpermatozoaMesonephromaCell Line, TumorSpermatogoniaAdenoma, Islet CellTumor Necrosis Factor-alphaTumor BurdenOrchiectomySpermatidsRetroperitoneal SpaceRNA, MessengerSpermatocytes3-Hydroxysteroid DehydrogenasesAntineoplastic Combined Chemotherapy ProtocolsNeoplasms, Gonadal TissueLuteinizing HormoneIfosfamideReceptors, LHBrain NeoplasmsReverse Transcriptase Polymerase Chain ReactionMesylatesBone NeoplasmsCombined Modality TherapyGenes, Tumor SuppressorWilms TumorSalvage Therapy