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The study found that resistant clones in triple-negative breast tumors existed prior to chemo, but transcriptional changes happened in response to therapy.

The third set of papers out this week from The Cancer Genome Atlas touches on ways to cluster tumors, oncogenic processes that contribute to oncogenesis, and more.

A genome-wide association study that linked common genetic variants to salivary gland carcinoma risk has been retracted, according to Retraction Watch.

Researchers traced clonal populations with shared copy number profiles back to their location in tissue samples, confirming patterns that may have clinical relevance.

A pair of papers point to potential gut microbial contributions to checkpoint blockade immunotherapy response in individuals with lung, kidney, or skin cancer.

The initiative's four research projects will use use genetic and other technologies to detect and treat cancer at its earliest stages.

This Week in Cell

In Cell this week: post-treatment changes to melanoma genome, multi-omics analysis of muscle-invasive bladder cancer, and more.

This Week in PNAS

In PNAS this week: allele-sharing patterns of ancient hominins, protein-inactivating changes among lab mice, and more.

Researchers developed a gene expression-based classifier for four gastric cancer subtypes and found that some are associated with better outcomes than others.

An international research team profiled more than 7,500 tumor genomes, including small-bowel adenocarcinoma, colorectal cancer, and gastric cancer genomes.

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Researchers have treated an X-linked genetic disease affecting three babies in utero, Stat News reports.

The Associated Press reports that the US Centers for Disease Control and Prevention is beefing up sequencing as a tool to investigate foodborne illnesses.

Researchers have sequenced samples from ancient toilets to study past eating habits and health, NPR reports.

In Nature this week: ash dieback disease fungal genome, and more.