Makers of medical device implants and diagnostic products proved health care was no monolith after broadly outperforming the U.S. market and their health care brethren in 2018. But 2019 is shaping up quite differently through the first day of trading amid a spotlight from a variety of investment banks.

Focused on creating the next frontier of surgery, Johnson & Johnson (NYSE: JNJ), today announced that Ethicon, Inc., entered into a definitive agreement to acquire Auris Health, Inc. for approximately $3.4 billion in cash.

A natural compound has been identified that protects cells and delays ageing in species including yeast, worms and human cells in culture, reports a Nature Communications article published this week.

  A French court canceled the license for one of Monsanto’s glyphosate-based weedkillers on Tuesday over safety concerns, placing an immediate ban on Roundup Pro 360 in the latest legal blow to the Bayer-owned business.