The researchers noted an enrichment of chromosome 7 gains in fibroblasts from the tumor microenvironment and discovered expression biomarkers of poor prognosis.
The findings suggested that genomic surveillance of Barrett's esophagus could identify patients who will progress years in advance and enable earlier treatment.
In Nature this week: holistic allele-specific tumor copy number heterogeneity (HATCHet) approach to infer allele- and clone-specific copy-number aberrations and whole-genome duplications, and more.
Along with significantly mutated genes across cutaneous melanoma cases, researchers saw loss-of-function mutations in the X chromosome gene DDX3X in tumors from male patients.
The approach, called Lung-CLiP, couples machine learning trained on epigenetic and clonal frequency data with the detection of alterations in blood-borne DNA.
Individuals with germline PTEN mutations who have autism spectrum disorder or developmental delay often also have copy number variations, a new study has found.
Russia says its candidate SARS-CoV-2 vaccine has a very high efficacy rate in an initial analysis of clinical trial data, according to the Financial Times.
