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 TumorDiethylstilbestrolTestosteroneTeratomaStromal CellsDysgerminomaMediastinal NeoplasmsDog DiseasesSpermatogenesisRetroperitoneal NeoplasmsSeminiferous TubulesImmunohistochemistryCarcinoma, EmbryonalNeoplasms, ExperimentalAromataseTumor Markers, BiologicalChorionic Gonadotropinalpha-FetoproteinsBleomycinOvarian NeoplasmsCisplatinEtoposideCryptorchidismCell Line, TumorChoriocarcinomaSeminiferous EpitheliumSpermatozoaMesonephromaSpermatogoniaAdenoma, Islet CellTumor Necrosis Factor-alphaTumor BurdenRNA, MessengerOrchiectomySpermatidsRetroperitoneal Space3-Hydroxysteroid DehydrogenasesSpermatocytesAntineoplastic Combined Chemotherapy ProtocolsReverse Transcriptase Polymerase Chain ReactionLuteinizing HormoneNeoplasms, Gonadal TissueIfosfamideReceptors, LHBrain NeoplasmsCell DifferentiationBone NeoplasmsMesylatesCombined Modality TherapyGenes, Tumor SuppressorProto-Oncogene Proteins c-kitSex Cord-Gonadal Stromal TumorsCells, CulturedWilms TumorCell ProliferationNeoplasms, Multiple PrimarySalvage TherapyNeoplasm Recurrence, LocalNeoplasm Metastasis