| Receptor (PRRs) | 
        Target (PAMPs) | 
      
      
        | Mannose-binding lectin (MBL) | 
        Microbial cell walls | 
      
      
        | C-reactive protein (CRP) | 
        Phosphatidylcholine | 
      
      
        | Toll like receptors (TLRs) | 
        Microbial products | 
      
      
        | Lipopolysacchride-binding    protein (LBP) | 
        Gram –ve bacterial cell walls | 
      
      
        | Nucleotide    binding oligomerizat ion domain (NOD proteins) | 
        Gram +ve bacterial cell walls | 
      
      
        | Scavenger    receptors (SRs) | 
        Gram +ve and –ve bacterial cell walls |