US-based social games maker Zynga is testing Bitcoin payments for in-game purchases in some of its popular titles including FarmVille 2 and ChefVille, and has partnered with BitPay to handle the transactions.

California, US-based genomics startup DNAnexus raised $15 million to develop its cloud-based platform for storage and analysis of large amounts of DNA data, bringing its total funding to date to $31.6 million.

Canadian smartphone maker BlackBerry filed an infringement lawsuit against Typo Products, the startup co-founded by Ryan Seacrest, over its newly released smartphone keyboard that attaches to the iPhone5.

California, US-based security company FireEye purchased Virginia-based firm Mandiant for $1 billion in the biggest security deal of 2013.

California, US-based business applications vendor Tidemark has raised more than $1 million in a new funding round, according to a filing submitted to the US regulators.

Shenzhen, China-based taxi app Didi Dache is reportedly raising $100 million in a Series C funding round from investors Citic and Tencent for the integration of a payment platform into the app.

Chinese e-commerce giant Alibaba reportedly poured in tens of millions of dollars in mobile security tool LBE Security Master for real-time monitoring of malware, spyware and adware in smartphones.

San Francisco, US-based secretive startup Pushd raised $1.04 million in a recent funding round from unidentified investors, according to a document filed with the US Securities and Exchange Commission.

Chicago-based media firm Tribune has entered an agreement to purchase Gracenote, the California-based music data unit of Japanese conglomerate Sony in a deal valued at $170 million, according to a statement by Tribune.

Singapore's National Research Foundation has poured in $500,000 in funding in health care startup Ring.MD to give Asian residents easier access to healthcare services online.