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 TubulesTumor Markers, BiologicalImmunohistochemistryCarcinoma, EmbryonalNeoplasms, ExperimentalAromataseChorionic Gonadotropinalpha-FetoproteinsBleomycinOvarian NeoplasmsCisplatinEtoposideCryptorchidismChoriocarcinomaSpermatozoaSeminiferous EpitheliumCell Line, TumorMesonephromaSpermatogoniaAdenoma, Islet CellTumor Necrosis Factor-alphaTumor BurdenOrchiectomySpermatidsRNA, MessengerRetroperitoneal SpaceSpermatocytes3-Hydroxysteroid DehydrogenasesAntineoplastic Combined Chemotherapy ProtocolsNeoplasms, Gonadal TissueLuteinizing HormoneReverse Transcriptase Polymerase Chain ReactionIfosfamideBrain NeoplasmsReceptors, LHBone NeoplasmsMesylatesCombined Modality TherapyGenes, Tumor SuppressorGenetic MarkersBiological MarkersCell DifferentiationWilms TumorSalvage TherapyNeoplasms, Multiple PrimaryTumor Suppressor Protein p53Neoplasm Recurrence, Local