Leydig Cell TumorTesticular NeoplasmsNeoplasms, Germ Cell and EmbryonalSeminomaGerminomaLeydig CellsSertoli Cell TumorTestisSertoli CellsGerm CellsSertoli-Leydig Cell TumorCarcinoma, EmbryonalEndodermal Sinus TumorDysgerminomaTeratomaSeminiferous TubulesGranulosa Cell TumorSpermatogenesisGiant Cell Tumor of BoneCryptorchidismChlordanRetroperitoneal NeoplasmsGrowth Differentiation Factor 3LithiasisGiant Cell TumorsImmunohistochemistryGranular Cell TumorSpermatozoaOrchiectomyDiethylstilbestrolTestosteroneCisplatinCarcinoma in SituTumor Markers, BiologicalChromosomes, Human, Pair 12SpermatogoniaMediastinal NeoplasmsChoriocarcinomaDog DiseasesSpermatidsSpermatocytesNeoplasms, ExperimentalNeoplasms, Multiple PrimaryEtoposideOrchitisCell Line, TumorAromatasePeroxisomal Multifunctional Protein-2Seminiferous EpitheliumProto-Oncogene Proteins c-kitEmbryonal Carcinoma Stem CellsRNA, Messengeralpha-FetoproteinsOctamer Transcription Factor-3BleomycinNeoplasm ProteinsChorionic GonadotropinReverse Transcriptase Polymerase Chain ReactionDNA, NeoplasmAntineoplastic Combined Chemotherapy ProtocolsOvarian NeoplasmsGene Expression Regulation, NeoplasticBase SequenceNeoplasm StagingGonadal DysgenesisCell DifferentiationMolecular Sequence DataMesonephromaAntineoplastic AgentsInfertility, MaleAdenoma, Islet CellBlotting, WesternGenetic Predisposition to DiseaseTumor Necrosis Factor-alphaTumor BurdenGene Expression ProfilingPolymerase Chain ReactionIn Situ Hybridization, FluorescenceRetroperitoneal SpaceCase-Control StudiesSperm Count3-Hydroxysteroid DehydrogenasesTumor Suppressor Protein p53Neoplasm Recurrence, LocalApoptosisNeoplasms, Gonadal TissueLuteinizing HormoneIfosfamideRisk FactorsCell ProliferationReceptors, LHBrain NeoplasmsTumor Cells, CulturedGene ExpressionFollow-Up StudiesDNA-Binding ProteinsMesylatesBone NeoplasmsCombined Modality TherapyGenes, Tumor Suppressor