ImaginAb, which has now raised approximately $4m in total, will continue development of the imaging agent it is developing for T-cell tumours.

Tencent has led a $1.1bn round for Ola that included SoftBank, and the Indian ride hailing service is aiming to boost the round to $2bn.

The Columbia University spinout has received funding to build prototype wireless communication chips with better capacity for data transfer.

GE Ventures and Cisco Investments have contributed to an $11m round for a developer of software that helps companies intelligently recruit and manage talent.

The last-mile delivery services platform has raised $14.5m in a PSA International-backed round that was led by venture capital firm Gobi Partners.

Travel agency Ctrip has co-led a $300m round for holiday home platform Tujia, two years after the corporate contributed to a series D round of the same size.

Seven West Media was among the participants in the task marketplace's $25.7m round and now owns a stake in excess of 18%.

The integrated circuit producer, which has raised more than $195m from investors including GlobalFoundries, Cisco, Intel, LSI and Xilinx, has filed for an $86m IPO.

Verve, The Universal Music-backed marketing service formerly known as StreetTeam, will use its $18.5m series B round to support international growth.

The Tencent-backed Southeast Asian online services provider is set to raise between $596m and $695m from its US initial public offering.