Henry Crown and Company and Dinova Capital joined existing shareholders in a $35m funding round for dentistry product developer Sonendo.

The Illumina-backed company has raised additional funding after becoming the first company to sequence multiple human genomes using portable technology.

Schlumberger-backed Nantero has raised more than $21m in its latest round, pushing its total equity to more than $110m.

Existing investors Medtronic and Johnson & Johnson were reportedly among 10 backers in the sleep apnea therapy developer's latest round.

Total, Salesforce and Tamer Group were among the new investors joining existing backers like Intel and Air Liquide as Sigfox prepares to grow its network to 60 countries.

Buzzfeed has raised $200m from strategic partner NBCUniversal at the same $1.5bn valuation as the $200m it supplied in August last year.

Weibo reportedly provided $120m of the funding for the livestreaming and short-form video app developer, having contributed to its $200m round a year ago.

Salesforce-backed Sauce Labs has attracted $70m to further develop its platform, which lets developers test their web and mobile applications.