| U.S. state, local government lawsuits over opioids face uphill battle |  | | BOSTON (Reuters) - A growing number of U.S. states, counties and cities are filing lawsuits accusing drug companies of deceptively marketing opioid painkillers to downplay their addictiveness, but some lawyers say the industry's highly regulated nature could pose a hurdle to their success. | |  | | AstraZeneca's Lynparza slows advanced breast cancer progression: study |  | | (Reuters) - Women with advanced breast cancer who carry specific genetic mutations experienced double the response rate and delayed disease progression when treated with AstraZeneca Plc's Lynparza compared with standard chemotherapy, according to data from a late-stage trial presented on Sunday. | |  | | Grail passes early test in quest to find cancer in blood |  | | CHICAGO (Reuters) - An early stage trial of an ultra-sensitive "liquid biopsy" that scans blood samples for traces of cancer DNA showed it was able to pick up at least one cancer mutation in most of the patients with advanced cancers that were studied. | |  | | Early use of J&J's Zytiga extends prostate cancer survival |  | | CHICAGO (Reuters) - Adding Johnson & Johnson's Zytiga to standard hormone therapy reduced by nearly 40 percent the chance of death for men newly diagnosed with high-risk prostate cancer that had spread to other parts of the body, according to new trial results. | |  | |  |  | | |  |  | Related Video | |  | | |  | | |  |  |  |  |  | | A quick-fix on the day's news delivered when you want it. Register Today |  | |  |  |  | | A daily digest of breaking business news, coverage of the US economy, major corporate news and the financial markets. Register Today |  | |  | | » » MORE NEWSLETTERS |  | |