Neoplasms, Germ Cell and EmbryonalTesticular NeoplasmsGerminomaRetroperitoneal SpaceRetroperitoneal NeoplasmsGerm CellsMediastinal NeoplasmsDysgerminomaalpha-FetoproteinsLymph Node ExcisionTeratomaSeminomaMesonephromaCarcinoma, EmbryonalOrchiectomyBleomycinCisplatinEtoposideAntineoplastic Combined Chemotherapy ProtocolsChorionic GonadotropinTestisNeoplasm StagingNeoplasm, ResidualSpermatogenesisNeoplasm Recurrence, LocalPrognosisCombined Modality TherapyTumor Markers, BiologicalSpermatozoaSertoli CellsChemotherapy, AdjuvantDisease-Free SurvivalSeminiferous TubulesSpermatogoniaEndodermal Sinus TumorTreatment OutcomeFollow-Up StudiesSurvival RateRetrospective StudiesSpermatocytesLymphatic MetastasisSpermatidsGonadsChorionic Gonadotropin, beta Subunit, HumanChoriocarcinomaMeiosisWheat Germ AgglutininsSeminiferous EpitheliumOogenesisOvaryGerm LayersGene Expression Regulation, DevelopmentalGametogenesisOogoniaVinblastineIfosfamideSex DifferentiationSalvage TherapyNuclear Receptor Subfamily 6, Group A, Member 1Cell DifferentiationTooth GermInfertility, MaleCryptorchidismOctamer Transcription Factor-3OocytesRNA-Binding ProteinsOvumImmunohistochemistryMolecular Sequence DataRNA, MessengerSurvival AnalysisIn Situ HybridizationNeoplasms, Second PrimaryEmbryo, NonmammalianSperm CountCaenorhabditis elegansTime FactorsSex Determination ProcessesEmbryo, MammalianNeoplasm MetastasisBlood-Testis BarrierBase SequencePachytene StageDrosophila ProteinsStem CellsCaenorhabditis elegans ProteinsRemission InductionApoptosisCell LineageFertilityProto-Oncogene Proteins c-kitDEAD-box RNA HelicasesPluripotent Stem CellsReverse Transcriptase Polymerase Chain ReactionEmbryonic DevelopmentDrosophila