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Table 1 Morphological features and plaque morphology of isolated Klebsiella pneumoniae bacteriophages

From: Characterization of four virulent Klebsiella pneumoniae bacteriophages, and evaluation of their potential use in complex phage preparation

Morphology

Phage vB_KpnS_FZ10

Phage vB_KpnS_FZ41

Phage vB_KpnP_FZ12

Phage vB_KpnM_FZ14

Isometric capsid, long non-contractile tail

Isometric capsid, long non-contractile tail

Isometric capsid, short non-contractile tail

Isometric capsid, long contractile tail

Average head diameter (± SD), nm

61 ± 2

71 ± 5

49 ± 3

55 ± 3

Tail length (± SD), nm

158 ± 13

227 ± 25

-

79 ± 5

Clear plaque size, mm

1–2

0.3–0.5

0.7–2

0.7–1.5

Halo

 + 

-

 + 

 + 

  1. Head diameter is calculated for isometric capsids. All measurements were made with ImageJ program, 35 particles were measured for each phage and standard deviation was calculated (± SD). Clear plaque size is the calculation of transparent plaque zone diameter, presence of halo is indicated with “ + ”, absence with “- “