Spatial profiling of gastric cancer patient-matched primary and locoregional metastases reveals principles of tumour dissemination
Sundar R, Liu D, Hutchins G, Slaney H, Silva A, Oosting J, Hayden J, Hewitt L, Ng C, Mangalvedhekar A, Ng S, Tan I, Tan P, Grabsch H. Spatial profiling of gastric cancer patient-matched primary and locoregional metastases reveals principles of tumour dissemination. Gut 2020, 70: 1823-1832. PMID: 33229445, PMCID: PMC8458060, DOI: 10.1136/gutjnl-2020-320805.Peer-Reviewed Original ResearchConceptsPrimary gastric cancerLymph node metastasisPrimary tumorGastric cancerIntratumour heterogeneityNode metastasisMatched lymph node metastasesRegional lymph node metastasisMultiplex ligation-dependent probe amplificationLigation-dependent probe amplificationPatient-matchedProgressive genomic changesDNA copy number profilesEndoscopic mucosal biopsiesCopy number profilesTherapeutically relevant genesLocoregional metastasesTumor disseminationResected samplesTargeted therapyHistomorphological phenotypesProbe amplificationBiomarker testingClinical trialsNanoString results