2004
                            
                                                            
                                                                                                                                                                                                
      
                  
                        
                                                        
                 
      
            Predominance of betaproteobacteria in summer melt pools on Arctic pack ice.
          
   
                        
                        
                                                        
                 
      
            Simultaneous fluorescence in situ hybridization of mRNA and rRNA in environmental bacteria.
          
   
                        
                        
                                                        
                 
      
            Flow sorting of marine bacterioplankton after fluorescence in situ hybridization.