A phylogenetic analysis that included multiple samples per patient suggests overlapping driver mutations make their way into multiple metastases in each patient.
Physicians can now use the Dako PD-L1 IHC 22C3 pharmDx assay to identify urothelial carcinoma patients who may benefit from the anti-PD1 immunotherapy.
An international team of researchers also suggested that MUC16 mutations could identify patients who might benefit from immunotherapy treatment.
A Samsung University team found that mutation load measured with the Guardant360 liquid biopsy assay predicted response as well as tissue-based TMB.
While the '3G' study did not establish clinical utility, the researchers said it shows genomic profiling to guide gastric cancer treatment is feasible.
Five Prime will use an IHC CDx to analyze the use of investigational drug candidates in patients with advanced gastric or gastroesophageal junction cancer.
The ctDNA assay will be used to select patients for Phase 3 of Five Prime's registrational trial investigating bemarituzumab in gastric cancer patients.
A proteomic and targeted exome sequencing study of diffuse-type gastric cancer led to proteomic subtypes with distinct mutation, survival, and potential treatment patterns.
The Singapore-based firm has established a US subsidiary and named distributors to sell its products across Europe, the Middle East, and Asia.
Examining five types of bacterial environments in patients' stomachs, researchers found that non-Helicobacter pylori microbiota may lead to gastric cancer development.
The US National Science Foundation's new sexual harassment policy is to go into effect next month, according to Nature News.
Researchers report using genotyping to tie together illegal ivory shipments and trace them back to a handful of cartels, the New York Times reports.
Researchers find that historical factors influence which genes are the most highly studied, the Atlantic reports.
In Nature this week: genomic ancestry analysis of Sardinians, current noncoding mutations in colorectal cancer, and more.