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Table 3 Characteristics of isolated bacterial endophytes and their liquid cultures

From: Endophytic bacteria isolated from Urtica dioica L.- preliminary screening for enzyme and polyphenols production

Endophyte No

Plant No

Tissue

Group

24 h

48 h

96 h

pH

CP [mol/L]

pH

CP [mol/L]

Without AlCl3

With AlCl3

pH

CP [mol/L]

EA OD500

pH

CP [mol/L]

2

2

L

G+

8.5 ± 0.1a

0.325 ± 0.01a

8.76 ± 0.1a

1.107 ± 0.09a

9.29 ± 0.1ab

0.903 ± 0.02a

2.079 ± 0.12

9.28 ± 0.1ab

1.028 ± 0.11a

3

2

R

G–

8.36 ± 0.1b

0.211 ± 0.06a

8.42 ± 0.1b

0.197 ± 0.06a

9.24 ± 0.1ab

0.456 ± 0.02a

1.808 ± 0.07

9.24 ± 0.1ab

0.499 ± 0.04a

4

1

R

G–

8.05 ± 0.1a

0.193 ± 0.07a

8.16 ± 0.1a

0.205 ± 0.07a

9.19 ± 0.1a

0.408 ± 0.03a

0.947 ± 0.07

9.19 ± 0.1ab

0.477 ± 0.07a

5

1

L

G+

8.42 ± 0.1a

0.650 ± 0.07a

8.73 ± 0.1a

0.686 ± 0.07a

9.16 ± 0.1ab

0.715 ± 0.09a

1.912 ± 0.07

9.17 ± 0.1ab

0.916 ± 0.10a

6

1

R

G–

8.31 ± 0.1a

0.450 ± 0.07a

8.54 ± 0.1a

0.511 ± 0.07a

9.12 ± 0.1ab

0.297 ± 0.07a

1.715 ± 0.06

9.16 ± 0.1ab

0.308 ± 0.01a

7

3

S

G+

8.12 ± 0.1a

1.633 ± 0.07a

8.59 ± 0.1a

0.489 ± 0.07a

9.01 ± 0.1a

0.698 ± 0.09a

1.996 ± 0.04

9.3 ± 0.1a

0.775 ± 0.10a

8

3

R

G+

8.09 ± 0.1b

0.187 ± 0.07a

8.19 ± 0.1b

0.107 ± 0.05a

9.28 ± 0.1ab

0.475 ± 0.09a

1.587 ± 0.10

9.28 ± 0.1ab

0.499 ± 0.039a

  1. L, leaf; R, root; S, stem; G+, Gram positive; G–, Gram negative; CP, Polyphenol concentration [mol/L]; EA, Emulsifying activity
  2. Statistical significant; ab- statistical significant relative to a; insignificant relative to b
  3. Statistically insignificant