EX-2.3
        
        
                
                    from 8-K
                
                    
                            64 pages                    
            Swiss Agreement and Plan of Merger by and Among Bruker Biosciences Corporation (“BRKR”), Bruker Biospin Beteiligungs AG (“Merger Sub”), Bruker Biospin Invest AG (“Invest”) and Dirk D. Laukien, Frank H. Laukien, Isolde Laukien-Kleiner, Joerg C. Laukien, Marc M. Laukien, and Robyn L. Laukien (“Invest Shareholders”) Dated as of December 2, 2007
        
        
                12/34/56
        
            
    
                            
    
        
            EX-2.3
        
        
                
                    from DEFA14A
                
                    
                            64 pages                    
            Swiss Agreement and Plan of Merger by and Among Bruker Biosciences Corporation (“BRKR”), Bruker Biospin Beteiligungs AG (“Merger Sub”), Bruker Biospin Invest AG (“Invest”) and Dirk D. Laukien, Frank H. Laukien, Isolde Laukien-Kleiner, Joerg C. Laukien, Marc M. Laukien, and Robyn L. Laukien (“Invest Shareholders”) Dated as of December 2, 2007
        
        
                12/34/56