Heartland Payments Systems invests $20m in Leaf, maker of a tablet designed for retail merchants.

Celgene Corporation commits $35m to biopharmaceutical company PharmAkea in strategic alliance to develop therapeutics for cancer and fibrosis.

Michigan State spin-out Biophotonic raises $1m to support adaptive pulse compression technology.

IDG Capital Partners, the corporate venturing unit of the IDG research group, has invested close to $10m in Wacai, a Chinese personal finance app developer. The series A round follows on from a June 2011 angel investment of close to 10 million yuan ($1.6m), bringing its funding to date at about $11.6m.

Data analysis firm Logentries, a spin-out of University College Dublin, raises $10m in series A.

Volvo and Claremont Creek Ventures lead $3.2m series A funding for RidePal, provider of commuter buses.

Google-backed gift card platform raises $5m series A funding.

Cloud-based, mobile content collaboration service Moxtra raises $10m from investors including Cisco and KDDI.