2023
ER+, HER2− advanced breast cancer treated with taselisib and fulvestrant: genomic landscape and associated clinical outcomes
Chen J, Jacot W, Cortés J, Krop I, Dent S, Harbeck N, De Laurentiis M, Diéras V, Im Y, Stout T, Schimmoller F, Savage H, Hutchinson K, Wilson T. ER+, HER2− advanced breast cancer treated with taselisib and fulvestrant: genomic landscape and associated clinical outcomes. Molecular Oncology 2023, 17: 2000-2016. PMID: 36892268, PMCID: PMC10552898, DOI: 10.1002/1878-0261.13416.Peer-Reviewed Original ResearchConceptsProgression-free survivalBreast cancerShorter progression-free survivalNeurofibromin 1Advanced breast cancerBreast cancer patientsP53 pathway genesPI3K inhibitorsPI3K inhibitionBaseline ctDNAEndocrine therapyClinical outcomesCancer patientsEstrogen receptorCatalytic subunit alphaTumor DNATaselisibK inhibitorsK inhibitionPI3KOutcomesCancerAlterationsGenomic landscapeProtein p53
2022
Multiomics in primary and metastatic breast tumors from the AURORA US network finds microenvironment and epigenetic drivers of metastasis
Garcia-Recio S, Hinoue T, Wheeler G, Kelly B, Garrido-Castro A, Pascual T, De Cubas A, Xia Y, Felsheim B, McClure M, Rajkovic A, Karaesmen E, Smith M, Fan C, Ericsson P, Sanders M, Creighton C, Bowen J, Leraas K, Burns R, Coppens S, Wheless A, Rezk S, Garrett A, Parker J, Foy K, Shen H, Park B, Krop I, Anders C, Gastier-Foster J, Rimawi M, Nanda R, Lin N, Isaacs C, Marcom P, Storniolo A, Couch F, Chandran U, Davis M, Silverstein J, Ropelewski A, Liu M, Hilsenbeck S, Norton L, Richardson A, Symmans W, Wolff A, Davidson N, Carey L, Lee A, Balko J, Hoadley K, Laird P, Mardis E, King T, Perou C. Multiomics in primary and metastatic breast tumors from the AURORA US network finds microenvironment and epigenetic drivers of metastasis. Nature Cancer 2022, 4: 128-147. PMID: 36585450, PMCID: PMC9886551, DOI: 10.1038/s43018-022-00491-x.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerBreast cancerHER2-targeted therapiesImmune cell infiltratesMetastatic breast tumorsLiver metastasesCell infiltrateLow-pass whole-genome sequencingSubtype changesT cellsEstrogen receptorTumor subtypesEndothelial contentBreast tumorsMetastasisCell-cell adhesion genesReduced expressionGlobal DNA methylationDNA methylation mechanismsFocal deletionsMolecular featuresWhole-genome sequencingCancerSubtypesRNA sequencing
2020
TBCRC023: A Randomized Phase II Neoadjuvant Trial of Lapatinib Plus Trastuzumab Without Chemotherapy for 12 versus 24 Weeks in Patients with HER2-Positive Breast Cancer
Rimawi MF, Niravath P, Wang T, Rexer BN, Forero A, Wolff AC, Nanda R, Storniolo AM, Krop I, Goetz MP, Nangia JR, Jiralerspong S, Pavlick A, Veeraraghavan J, De Angelis C, Gutierrez C, Schiff R, Hilsenbeck SG, Osborne CK, Consortium O. TBCRC023: A Randomized Phase II Neoadjuvant Trial of Lapatinib Plus Trastuzumab Without Chemotherapy for 12 versus 24 Weeks in Patients with HER2-Positive Breast Cancer. Clinical Cancer Research 2020, 26: 821-827. PMID: 31662331, DOI: 10.1158/1078-0432.ccr-19-0851.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerPathologic complete responseDual anti-HER2 therapyAnti-HER2 therapyBreast cancerEstrogen receptorNeoadjuvant trialsPhase II neoadjuvant trialRandomized phase II trialHER2-positive breast tumorsDeescalation of therapyER-positive subgroupMedian tumor sizePhase II trialPhase II designAcneiform rashEvaluable patientsCommon toxicitiesII trialComplete responseMedian ageStudy treatmentTumor sizeExperimental armPatients
2016
313TiP SANDPIPER: Phase III study of the PI3-kinase (PI3K) inhibitor taselisib (GDC-0032) plus fulvestrant in patients (pts) with oestrogen receptor (ER)-positive, HER2-negative locally advanced or metastatic breast cancer (BC) enriched for pts with PIK3CA-mutant tumours
Baselga J, Castan J, De Laurentiis M, Dieras V, Harbeck N, Hsu J, Jin H, Schimmoller F, Wilson T, Im Y, Jacot W, Krop I, Verma S. 313TiP SANDPIPER: Phase III study of the PI3-kinase (PI3K) inhibitor taselisib (GDC-0032) plus fulvestrant in patients (pts) with oestrogen receptor (ER)-positive, HER2-negative locally advanced or metastatic breast cancer (BC) enriched for pts with PIK3CA-mutant tumours. Annals Of Oncology 2016, 27: vi99. DOI: 10.1093/annonc/mdw365.92.Peer-Reviewed Original ResearchSANDPIPER: Phase III study of the PI3-kinase (PI3K) inhibitor taselisib (GDC-0032) plus fulvestrant in patients (pts) with estrogen receptor (ER)-positive, HER2-negative locally advanced or metastatic breast cancer (BC) enriched for pts with PIK3CA- mutant tumors.
Baselga J, Cortes J, De Laurentiis M, Dieras V, Harbeck N, Hsu J, Ng V, Schimmoller F, Wilson T, Im Y, Jacot W, Krop I, Verma S. SANDPIPER: Phase III study of the PI3-kinase (PI3K) inhibitor taselisib (GDC-0032) plus fulvestrant in patients (pts) with estrogen receptor (ER)-positive, HER2-negative locally advanced or metastatic breast cancer (BC) enriched for pts with PIK3CA- mutant tumors. Journal Of Clinical Oncology 2016, 34: tps617-tps617. DOI: 10.1200/jco.2016.34.15_suppl.tps617.Peer-Reviewed Original ResearchRole of Patient and Disease Factors in Adjuvant Systemic Therapy Decision Making for Early-Stage, Operable Breast Cancer: American Society of Clinical Oncology Endorsement of Cancer Care Ontario Guideline Recommendations
Henry NL, Somerfield MR, Abramson VG, Allison KH, Anders CK, Chingos DT, Hurria A, Openshaw TH, Krop IE. Role of Patient and Disease Factors in Adjuvant Systemic Therapy Decision Making for Early-Stage, Operable Breast Cancer: American Society of Clinical Oncology Endorsement of Cancer Care Ontario Guideline Recommendations. Journal Of Clinical Oncology 2016, 34: 2303-2311. PMID: 27001586, DOI: 10.1200/jco.2015.65.8609.Peer-Reviewed Original ResearchConceptsOncotype DX recurrence scoreDX recurrence scoreDistant relapse riskNode-negative tumorsRisk stratification toolRecurrence scoreEstrogen receptorRole of patientsASCO panelAdjuvant therapyStratification toolRelapse riskBreast cancerDisease factorsHuman epidermal growth factor receptor 2 (HER2) statusEpidermal growth factor receptor 2 statusSmall node-negative tumorsLymph node-negative tumorsEarly-stage breast cancerAdjuvant therapy recommendationsClinical Oncology EndorsementHER2-positive diseaseLymphovascular invasion positivityMicrometastatic nodal diseaseSystemic therapy decisions
2010
Advances in Targeting Src in the Treatment of Breast Cancer and Other Solid Malignancies
Mayer EL, Krop IE. Advances in Targeting Src in the Treatment of Breast Cancer and Other Solid Malignancies. Clinical Cancer Research 2010, 16: 3526-3532. PMID: 20634194, DOI: 10.1158/1078-0432.ccr-09-1834.Peer-Reviewed Original ResearchConceptsMultiple solid tumor typesVascular endothelial growth factor receptorEndothelial growth factor receptorEarly phase trialsSolid tumor typesMultiple human malignanciesTargeting SrcEndocrine therapyGrowth factor receptorCombination regimensOngoing trialsFuture trialsSolid malignanciesProstate cancerBreast cancerEstrogen receptorPreclinical studiesAntitumor effectsTumor typesAngiogenesis inhibitorsCell-signaling pathwaysInhibitor dasatinibInvestigation of combinationsHuman malignanciesModest activity
2003
Lack of HIN-1 methylation in BRCA1-linked and "BRCA1-like" breast tumors.
Krop I, Maguire P, Lahti-Domenici J, Lodeiro G, Richardson A, Johannsdottir HK, Nevanlinna H, Borg A, Gelman R, Barkardottir RB, Lindblom A, Polyak K. Lack of HIN-1 methylation in BRCA1-linked and "BRCA1-like" breast tumors. Cancer Research 2003, 63: 2024-7. PMID: 12727813.Peer-Reviewed Original ResearchConceptsHIN-1 methylationBreast tumorsHIN-1BRCA1 tumorsSporadic breast tumorsFamilial breast cancer patientsBreast cancer patientsSpecific breast cancer subtypesBreast cancer riskBreast cancer subtypesSporadic breast carcinomasGerm-line mutationsPromoter methylation statusCancer patientsHER2 statusBreast carcinomaHistopathological phenotypeEstrogen receptorCancer riskCandidate tumor suppressor geneCancer subtypesSporadic casesTumorsCancer typesTumor suppressor gene
2002
Novel estrogen and tamoxifen induced genes identified by SAGE (Serial Analysis of Gene Expression)
Seth P, Krop I, Porter D, Polyak K. Novel estrogen and tamoxifen induced genes identified by SAGE (Serial Analysis of Gene Expression). Oncogene 2002, 21: 836-843. PMID: 11850811, DOI: 10.1038/sj.onc.1205113.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBreast NeoplasmsDioxygenasesEstrogen AntagonistsEstrogensFemaleGene Expression ProfilingHypoxia-Inducible Factor-Proline DioxygenasesIn Situ HybridizationMolecular Sequence DataNuclear ProteinsOligonucleotide Array Sequence AnalysisPhylogenyProcollagen-Proline DioxygenaseReceptors, EstrogenRNA, NeoplasmSequence Homology, Amino AcidTamoxifenTranscriptional ActivationTumor Cells, CulturedConceptsNovel nuclear proteinLigand-dependent transcription factorsDirect transcriptional targetGene expression profilesImmediate early genesTranscriptional targetsTranscription factorsEstrogen-dependent breast cancer cell linesNuclear proteinsSAGE technologyExpression profilesConstitutive expressionHuman breast cancer cellsBreast cancer cellsGenesBreast cancer cell linesCell growthCancer cell linesInitial characterizationNew memberColony growthCancer cellsCell linesNovel estrogenEstrogen receptor