anchor.diff:  serotonin receptors, Htr1a; Htr1b; Htr1f; Htr2a; Htr2c; Htr2b; Htr3a; Htr3b; Htr5a; Htr5b; Htr7; Htr6; Htr4; 
   endothelin-1, Edn1
   gamma-aminobutyric acid (GHB) receptors, Gabrr1;  Gabbr1
  +INTERCELLULAR MESSENGERS; THEIR SYNTHETIC ENZYMES AND THEIR RECEPTORS, 
   CO, NA
   NO, NA
   EGF, Egf
  
positive.code:                    , Adcy5; Adcy6; Adcy7; Adcy8; Adcy9;
                     , Gucy1a2; Gucy1a3; Gucy1b2; Gucy1b3;
                     , Gucy2c; Gucy2d; Gucy2e; Gucy2g;
                     , Sptan1; Sptbn1; Gfap; Stmn4;
                     , Ccr7; Mas1;
                     , Homer1; Homer2; Homer3 
negative.code: Synapsin I, Syn1; 
  SNAP 25, Snap25;
  PSD-95, Dlg4; 
  TRANSCRIPTION FACTORS, 
  Retinoic acid receptor beta, Rarb; 
  CREB, Creb1;
  Krox 20; Krox 24, Egr1; Egr2; 
  ADHESION MOLECULES, 
  ephA5, Epha5; 
  ephrinA5, Efna5; 
  NCAM, Ncam1; Ncam2;
  