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Table 2 Flagella, curli and pili expression and aggregating behaviour of wild type strain UMR1 and its mutants grown on mica surface over time.

From: Roles of curli, cellulose and BapA in Salmonella biofilm morphology studied by atomic force microscopy

Strain

 

4 h

8 h

16 h

24 h

UMR1

Flagella

++

+++

+++

++

 

Curli

-

-

+++

+++

 

Pili

-

-

-

-

 

Cell aggregation

+/-

-

++

+++

MAE52

Flagella

++

+++

+++

++

 

Curli

++

++

+++

+++

 

Pili

-

-

-

-

 

Cell aggregation

++

+++

+++

+++

MAE51

Flagella

++

+++

+++

++

 

Curli

-

-

-

-

 

Pili

-

-

-

-

 

Cell aggregation

-

-

-

-

MAE14

Flagella

++

+++

+++

++

 

Curli

-

-

-

-

 

Pili

++

+

+

-

 

Cell aggregation

-

-

-

-

MAE222

Flagella

++

+++

+++

++

 

Curli

+

+

+++

+++

 

Pili

-

+

-

-

 

Cell aggregation

-

-

+

+

MAE619

Flagella

++

++

+++

++

 

Curli

-

-

++

+++

 

Pili

+

+

-

-

 

Cell aggregation

-

-

++

+++

  1. - not detected
  2. + detected at low amounts
  3. ++ detected at moderate amounts
  4. +++ detected at high amounts