The investment bank based the upgrade on potential for growth in the installed base of Quidel's immunoassay and molecular instruments, among other factors.

The increased revenues were due primarily to cardiac immunoassay sales from the newly acquired Triage and BNP businesses as well as increased sales of rapid immunoassay products.

Among the firms reporting, BGI talked about plans to cut down the time and cost of its WGS service, and Invitae's CEO made a surprising proclamation about genetic testing.

The firm plans to use $110 million of the net cash proceeds to pay down debt.

The Index underperformed the Dow, Nasdaq, and Nasdaq Biotechnology Index, reversing gains it had made in October and November.

The firm's Group A Strep test for use on its Sofia2 analyzer also received CLIA waiver from the agency.

The firm's molecular business also continued to grow, with a revenue increase of 13 percent.

The test detects and differentiates respiratory syncytial virus and human metapneumovirus on the firm's Solana rapid molecular platform.

The company immediately borrowed $255 million to pay part of the $680 million price tag for Alere's MeterPro cardiovascular and toxicology business and its BNP assay business.

The index gained 1 percent, outperforming the Nasdaq Biotechnology Index, but underperforming the Dow, which gained 2 percent.


Berkeley researchers have engineered yeast to make the molecule behind the hoppy taste of beer, Quartz reports.

King's College London researchers examine the influence of school type and genetics on academic achievement.

FiveThirtyEight writes that most who take a direct-to-consumer BRCA1/2 genetic test won't learn much from it.

In Science this week: early life experience influence somatic variation in the genome, and more.