SingTel and Comcast-backed social communications company Bubble Motion looks set to wind down following two failed acquisitions.

The design-led e-commerce company, backed by investors including Tencent, Itochu and NTT Docomo, could be sold for as little as $100m, just a year after being valued at $1bn.

Allied Minds and Bristol-Myers Squibb are joining forces to foster biopharmaceutical research at US universities.

Novo-backed Tobira, which is developing treatments for liver disease and HIV among other ailments, cited market conditions as it withdrew from a $60m IPO.

Tencent invested $60m to become IDreamSky's largest shareholder as the mobile game publisher went public priced above its range.

The IdInvest-backed company, which is developing a treatment for tinnitus, has gone public in an underpriced IPO.

Softbank, Google and AOL all exited the music recommendation app after it was bought by online radio service Rhapsody for an undisclosed sum.

Allied-Bristol Life Sciences is a new jointly owned enterprise to foster biopharmaceutical research at US universities.

Santaris, which is developing drugs based around locked nucleic acid technology, has been bought for $450m, providing an exit to investors including Novo.

Taboola acquired the Comcast and Tribune-backed marketing software company in order to include advertisements alongside its current content discovery platform.