February 29, 2012, 7:26 PM UTC

Alere Inc. (NYSE: ALR) has agreed to acquire eScreen Inc., an Overland Park, Kansas-based provider of instrumented drug screening and electronic hiring program management solutions. The deal is valued at $270 million in cash, plus up to another $70 million in earn-outs. The deal is expected to close within the next 45 days. EScreen’s VC backers include The Carlyle Group and Vintage Fund Management.www.escreen.com

Dainippon Sumitomo Pharma Co. of Japan has agreed to acquire Boston Biomedical Inc., a Norwood, Mass.-based developer of cancer therapeutics. The deal is valued at up to $2.63 billion, including a $200 million upfront payment. Boston Biomedical raised an undisclosed amount of VC funding from Mitsui & Co. www.ds-pharma.com

Groupon Inc. (Nasdaq: GRPN) has acquired UpTake Networks Inc., a Palo Alto, Calif.-based travel research company. No financial terms were disclosed. UpTake had raised around $14 million in VC funding from firms like Shasta Ventures and Trinity Ventures. www.groupon.com

IK Investment Partners has hired JPMorgan and SEB Enskilda to manage the sale or listing of Attendo, a Nordic healthcare provider that could be valued at more than $1 billion, according to Reuters.

Panther Expedited Services, a Seville, Ohio-based freight transportation company owned by Fenway Partners, is on the block, according to Reuters. J.P. Morgan is managing the process, with XPO Logistics among the possible buyers. Panther withdrew registration for a $100 million IPO last November. www.pantherexpedite.com

Standard Parking Corp. (Nasdaq:STAN) has agreed to acquire Central Parking Corp. for approximately $138 million in cash and stock. Standard Parking also will assume $210 million in CPC debt. Sellers include Kohlberg & Co., Lubert-Adler and Versa Capital Management.

Vocus (Nasdaq: VOCS) has acquired iContact, a Morrisville, N.C.-based provider of cloud-based email and social marketing software. The deal is valued at $169 million (net of $10m cash acquired), including $91 million in cash. iContact had raised over $45 million in VC funding from IDEA Fund Partners, North Atlantic Capital, Updata Partners and JMI Equity. www.vocus.com

Innovation Network of Japan has committed $80 million to form All Nippon Entertain Works, a new company that will adapt Japanese content (films, books, etc.) for a global audience. The company is led by Sandy Climan, an entertainment industry veteran who most recently was CEO of 3ality Digital.

Second Wave Petroleum (TSX: SCS) said that it has received unsolicited takeover proposals, and will explore strategic alternatives that could include a sale. The Canadian energy company was valued at around C$250 million prior to announcing the approaches.

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