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 DiseasesSpermatogenesisImmunohistochemistryCarcinomaRetroperitoneal NeoplasmsCarcinoma, EmbryonalSeminiferous TubulesTumor Markers, BiologicalNeoplasms, ExperimentalAromataseCarcinoma, Squamous Cellalpha-FetoproteinsChorionic GonadotropinOvarian NeoplasmsCisplatinCell Line, TumorCarcinoma, HepatocellularBleomycinEtoposideCryptorchidismChoriocarcinomaSeminiferous EpitheliumSpermatozoaMesonephromaCarcinoma in SituAdenoma, Islet CellSpermatogoniaTumor BurdenRNA, MessengerTumor Necrosis Factor-alphaOrchiectomyAntineoplastic Combined Chemotherapy ProtocolsSpermatidsRetroperitoneal SpaceReverse Transcriptase Polymerase Chain Reaction3-Hydroxysteroid DehydrogenasesSpermatocytesCombined Modality TherapyLiver NeoplasmsNeoplasm StagingPrognosisNeoplasm Recurrence, LocalNeoplasm MetastasisGenes, Tumor SuppressorNeoplasms, Multiple PrimaryIfosfamideNeoplasms, Gonadal TissueLuteinizing HormoneBrain NeoplasmsBone NeoplasmsTumor Suppressor Protein p53Receptors, LHNeoplasm ProteinsTreatment OutcomeMesylatesCell ProliferationRetrospective StudiesCell DifferentiationWilms TumorAdenocarcinomaSalvage TherapyGene Expression Regulation, NeoplasticTime FactorsMixed Tumor, MalignantDNA, NeoplasmCarcinoid Tumor