Baylor College of Medicine immuno-oncology spinout Marker Therapeutics is to merge with publicly-listed TapImmune, which has set up a $70m private placement to support the new entity.

Johnson & Johnson, Vactech and MacroGenics all own stakes in Provention they got through licensing drug candidates to the company.

Investors in M17, the owner of properties such as Paktor and 17 Media, include MCN, Yahoo Japan and LeSports.

Intel Capital will exit cloud migration software provider Velostrata in an acquisition by Google, having backed its $17.5m series B round in 2016.

The China-based liver disease treatment developer, whose backers include Tasly Pharmaceuticals, will float in Hong Kong following rule changes.

YY's live game streaming spinoff, which also counts Tencent as a major investor, is floating in the US at the top of its range.

Motorola Solutions Venture Capital will exit video data platform BriefCam in an acquisition of undisclosed size by Canon.

BriefCam, a spinout from Hebrew University, has agreed to be acquired by Canon for an undisclosed amount, providing an exit to investors including Motorola.

The social commerce platform, backed by Tencent and Bertelsmann, has hired Morgan Stanley, Credit Suisse and China Renaissance as underwriters for its initial public offering.