Biotechnology Adding to the strong start this year for M&A activity in the Pharma/Biotech sector, USA-based Amgen (Nasdaq: AMGN), the world's largest independent biotechnology company, says it has entered into a definitive merger agreement to acquire Micromet (Nasdaq: MITI), a biotechnology company founded in Germany with its R&D center in Munich and headquarters in Rockville, Maryland, for $11 per share in cash ' a near 33% premium to its closing price on Wednesday, for a transaction value of around $1.16 billion. Yesterday also saw Celgene make a bid for Avila Therapeutics (see separate story). 27 January 2012