2002
Semireannealing, Single-Stranded Conformational Polymorphism: A Novel and Effective Tool for the Diagnosis of T-Cell Clonality
Crisi G, Emanuel J, Johnson C, Crotty P, Costa J, Tallini G. Semireannealing, Single-Stranded Conformational Polymorphism: A Novel and Effective Tool for the Diagnosis of T-Cell Clonality. Applied Immunohistochemistry & Molecular Morphology 2002, 11: 67-74. PMID: 12045709, DOI: 10.1097/00019606-200206000-00002.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceClone CellsDNA, NeoplasmElectrophoresis, CapillaryElectrophoresis, Polyacrylamide GelGene RearrangementHumansLymph NodesLymphoma, B-CellLymphoma, T-CellMolecular Sequence DataNucleic Acid ConformationPolymerase Chain ReactionPolymorphism, Single-Stranded ConformationalPseudolymphomaReceptors, Antigen, T-Cell, gamma-deltaSequence AlignmentSequence Analysis, DNA
1999
Beta- and gamma-catenin mutations, but not E-cadherin inactivation, underlie T-cell factor/lymphoid enhancer factor transcriptional deregulation in gastric and pancreatic cancer.
Caca K, Kolligs FT, Ji X, Hayes M, Qian J, Yahanda A, Rimm DL, Costa J, Fearon ER. Beta- and gamma-catenin mutations, but not E-cadherin inactivation, underlie T-cell factor/lymphoid enhancer factor transcriptional deregulation in gastric and pancreatic cancer. Molecular Cancer Research 1999, 10: 369-76. PMID: 10392898.Peer-Reviewed Original ResearchMeSH KeywordsAdenomatous Polyposis Coli ProteinAmino Acid SequenceAnimalsBeta CateninCadherinsCytoskeletal ProteinsDesmoplakinsDNA-Binding ProteinsGamma CateninGene Expression Regulation, NeoplasticHMGB ProteinsHumansLymphoid Enhancer-Binding Factor 1Molecular Sequence DataMutagenesisPancreatic NeoplasmsStomach NeoplasmsTCF Transcription FactorsTrans-ActivatorsTranscription Factor 7-Like 1 ProteinTranscription FactorsTranscription, GeneticTumor Cells, CulturedConceptsPhosphorylation sitesMutant proteinsGlycogen synthase kinase 3beta phosphorylation sitesGlycogen synthase kinase-3betaFactor transcription factorsPotential phosphorylation sitesSynthase kinase-3betaTCF transcriptional activityE-cadherin inactivationNH2-terminal deletionsRole of APCImportant binding partnerSerine 28TCF transcriptionTranscriptional deregulationT-cell factorBinding partnerTranscription factorsAPC proteinKinase-3betaTranscriptional activityNH2 terminusAdenomatous polyposis coli (APC) mutationsCell adhesionPancreatic cancer lines
1995
Improved Polymerase Chain Reaction Detection of Clonal T-Cell Lymphoid Neoplasms
Benhattar J, Delacretaz F, Martin P, Chaubert P, Costa J. Improved Polymerase Chain Reaction Detection of Clonal T-Cell Lymphoid Neoplasms. Applied Immunohistochemistry & Molecular Morphology 1995, 4: 108-112. PMID: 7551290, DOI: 10.1097/00019606-199506000-00006.Peer-Reviewed Original Research
1994
K-ras mutations and p53 alterations in neoplastic and nonneoplastic lesions associated with longstanding ulcerative colitis.
Chaubert P, Benhattar J, Saraga E, Costa J. K-ras mutations and p53 alterations in neoplastic and nonneoplastic lesions associated with longstanding ulcerative colitis. American Journal Of Pathology 1994, 144: 767-75. PMID: 8160776, PMCID: PMC1887244.Peer-Reviewed Original ResearchConceptsK-ras mutationsLongstanding ulcerative colitisUlcerative colitisP53 alterationsActive colitisDysplastic lesionsK-rasGenetic alterationsP53 gene alterationsP53 genetic alterationsCombination of immunohistochemistryK-ras geneNonneoplastic lesionsColorectal carcinomaInvasive carcinomaColonic carcinomaDysplastic mucosaEpithelial lesionsInvasive tumorsColitisSame patientCarcinomaSporadic carcinomasLesionsNontumor samples
1993
Prognostic significance of K-ras mutations in colorectal carcinoma
Benhattar J, Losi L, Chaubert P, Givel J, Costa J. Prognostic significance of K-ras mutations in colorectal carcinoma. Gastroenterology 1993, 104: 1044-1048. PMID: 8462792, DOI: 10.1016/0016-5085(93)90272-e.Peer-Reviewed Original ResearchConceptsK-ras mutationsPrognostic significanceColorectal carcinomaK-ras geneRecurrent diseaseCodon 12Good prognostic factorAdvanced colorectal carcinomaPossible prognostic significanceHuman colorectal carcinomaPolymerase chain reaction-based techniquesDukes' BPrognostic factorsColorectal cancerPrimary tumorOverall prevalenceHigh riskPatientsRas mutationsCarcinomaHuman tumorsTumorsDiseasePrevalenceGGT
1992
Induction of apoptosis by wild-type p53 in a human colon tumor-derived cell line.
Shaw P, Bovey R, Tardy S, Sahli R, Sordat B, Costa J. Induction of apoptosis by wild-type p53 in a human colon tumor-derived cell line. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 4495-4499. PMID: 1584781, PMCID: PMC49109, DOI: 10.1073/pnas.89.10.4495.Peer-Reviewed Original ResearchStability of K-ras mutations throughout the natural history of human colorectal cancer
Losi L, Benhattar J, Costa J. Stability of K-ras mutations throughout the natural history of human colorectal cancer. European Journal Of Cancer 1992, 28: 1115-1120. PMID: 1627381, DOI: 10.1016/0959-8049(92)90468-h.Peer-Reviewed Original ResearchConceptsK-ras mutationsPrimary tumorRas mutationsNatural historyColorectal cancerTumor markersStable tumor markerHuman colorectal cancerDistant recurrenceRecurrent cancerRecurrent tumorsPolymerase chain reactionColorectal carcinomaCodon 12TumorsArchival tissueCancerChain reactionAllele-specific amplificationPatientsRecurrenceMarkersMutationsCarcinomaDisease