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

Spero Therapeutics, a bacterial infection treatment developer based on research at Harvard Medical School, has filed to raise up to $86.3m in an initial public offering.

University of Toronto Mississauga spinout Janpix has obtained $17.6m in funding from corporate-backed Medicxi, which had seeded the company.

The surgical model developer, based on research at German Sport University College and University Hospital of Cologne, will use the cash to enter North American and Asian markets.

Avizia has acquired Carena, which counted McKesson, Cambia Health Solutions and Catholic Health Initiatives as investors, to form a diverse telehealth platform.

JPMorgan Chase and Temasek co-led a round that increased the Amex-backed business payment processor's total funding to $230m.

Bacterial infection treatment developer Spero Therapeutics has filed to raise up to $86.3m in an initial public offering that will enable a host of corporates to exit.

The Rocket Internet and Vorwerk-backed meal kit subscription service has confirmed it is seeking $295m to $355m in proceeds from a Frankfurt Stock Exchange flotation.

Allena Pharmaceuticals, a Pharmstandard-backed developer of metabolic and kidney disorder treatments, has filed to go public after raising $93m in venture capital.