Daily Stock Merger & Acquistion Links for Dec 22

Links:

• Sanofi-aventis (SNY) to acquire Cahttem Inc (CHTT).
  
• Agrium (AGU) extends exchange offer for CF Industries (CF) to Jan 22
• MediciNova (MNOV) completes acquisition of Avigen Inc (AVGN)
• KPN completes acquisition of iBasis Inc (IBAS)
• Applied Materials (AMAT) completes acquisition of Semitool Inc (SMTL)