$20m-$39.9m

Yale and Columbia-linked Certik has secured $24m in additional funding, just one month after securing $37m in its series B round.

ASU-backed Forage has added Telstra Ventures and Citi Ventures to its list of shareholders through a $25m series B round.

Utah spinout Techcyte has received $21m in funding, three and a half years after its series A round.

Exploiting research at University of Pittsburgh and UPMC, Novasenta has been established with $20m in seed financing.

Oxford Sciences Innovation returned to reinvest in the smart echocardiogram technology spinout, helping increase its overall funding to nearly $60m.

UPMC Enterprises has participated in a $20m series A round for healthcare data management company Smile CDR.

Invesco Perpetual, the fund manager, and Imperial Innovations, the London Stock Exchange-listed spin-off from Imperial College London, are joined by The Cancer Prevention and Research Institute of Texas and the Wellcome Trust supporting Cell Medica's growth.

Revolymer, which makes chewing gum that is easier to remove from streets and pavements, was backed by the Setsquared Partnership, a joint venture capital initiative between Bath, Bristol, Exeter, Southampton and Surrey.

UK-listed investment fund Imperial Innovations joins GlaxoSmithKline's SR One, fund manager Invesco Perpetual and Lundbeckfond Ventures, backing the d cancer treatment company.