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Table 1 Expression of transcriptional fusions to lacZ in S. meliloti GR4 and GR4T1.

From: The tep1 gene of Sinorhizobium meliloti coding for a putative transmembrane efflux protein and N-acetyl glucosamine affect nod gene expression and nodulation of alfalfa plants

  

β-galactosidase activity (Miller U)

  

pGD499 (npt::lacZ)

pRmM57 (nodC::lacZ)

- luteolin

GR4

465 ± 38

47 ± 12

 

GR4T1

435 ± 35

45 ± 14

+ luteolin

GR4

418 ± 34

777 ± 26

 

GR4T1

398 ± 48

260 ± 45

  1. β-galactosidase activity of the npt::lacZ and nodC::lacZ fusions were measured in the absence and presence of luteolin (5 μM). Mean values and standard errors (95% confidence) were calculated from three independent experiments.