TABLE 1.

Number of 16S rDNA fingerprints of natural bacterial communities which correspond to those of bacteria grown in the highest positive MPN dilutions

Depth (m)No. of 16S rDNA fingerprints:
In natural bacterial communityRecovered exclusively with signal compoundIdentical to control, but with significantly enhanced MPN (P < 0.01)
592a0
60401b
95700
20013c4d1e
241 (sediment)1102f
  • a Conditions: cAMP, ABWM, oxic and BHL, ABWP, anoxic.

  • b Conditions: cAMP, ABWP, anoxic.

  • c Compare Fig. 3, right lane.

  • d Conditions: cAMP, ABWP, oxic (compare Fig. 3, band 2); BHL, ABWM, oxic; cAMP, ABWM, anoxic; and OHHL, ABWP, anoxic.

  • e Conditions: cAMP, ABWP, oxic (compare Fig. 3, band 1).

  • f Conditions: cAMP, ABWP, oxic and OHHL, ABWP, oxic.