Table 2

Range of AHLs detected by the three biosensor strains used in the study

acyl-homoserine lactone (AHL)




N-Butanoyl-L-homoserine lacone (BHL)

▲ ▼ ▲

N-Butanoyl-L-homocysteine thiolacone (BHT)

N-(-3-Oxobutanoyl)-L-homoserine lacone (OBHL)

▲ ▼ ▲

N-Benzoylacyl-l-homoserine lactone (BAHL)

N-Hexanoyl-L-homoserine lacone (HHL)

N-Hexanoyl-L-homocysteine thiolacone (HHT)

N-(-3-Oxohexanoyl)-L-homoserine lacone (OHHL)

N-(-3-Oxohexanoyl)-D-homoserine lacone ((D)OHHL)

▲ ▼ ▲

N-(-3-Oxohexanoyl)-L-homocysteine thiolacone (OHHT)

N-Octanoyl-L-homoserine lacone (OHL)

▲ ▼ ▲

N-(3-Oxo-octanoyl)-l-homoserine lactone (OOHL)

N-Decanoyl-l-homoserine lactone (DHL)

N-(3-Oxodecanoyl)-l-homoserine lactone (ODHL)

N-Dodecanoyl-l-homoserine lactone (dDHL)

▲ ▼ ▲

N-(3-Oxododecanoyl)-l-homoserine lactone (OdDHL)

▲ ▼ ▲

N-Tetradecanoyl-l-homoserine lactone (tDHL)

N-(3-Oxotetradecanoyl)-l-homoserine lactone (OtDHL)

"▲" indicates a suitable biosensor; "▲ ▼ ▲" indicates that the sensor will detect the AHLs at high concentration; "△" indicates that the sensor will antagonize AHL-mediated induction; and "◦" indicates data not available. The data presented here was previously reported [36–39].

Jangid et al. BMC Microbiology 2007 7:93   doi:10.1186/1471-2180-7-93

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