Bristol makes its own deal with Celgene ally Dragonfly, while Gilead ends virology partnerships with Durect and Precision BioSciences.

Start-ups raised $1.19 billion in Q3 2014, 33% more than last quarter. Several reverse licensing alliances were penned; five acquisitions were signed, four in biopharma and one in the device sector.

Derived from Strategic Transactions, Informa’s premium source for tracking life sciences deal activity, the Dealmaking column is a survey of recent health care transactions listed by relevant industry segment – In Vitro Diagnostics, Medical Devices, and Pharmaceuticals – and then categorized by type – Acquisition, Alliance, or Financing. This month’s column covers deals announced August-September 2014.