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Table 1 Isolation of MRSA strains from the nasal swabs and feces of the patients in the NICU

From: Intestinal carriage of methicillin-resistant Staphylococcus aureus in nasal MRSA carriers hospitalized in the neonatal intensive care unit

Patients

Growth on agar plates with antibiotics

Numbers of yellowish colony isolated from stool samplea(CFU/g)

 

Nasal swabs

Feces

 
 

OXA

CFX

OXA

CFX

 

A

+

+

+

-

4.0 × 106

B

+

+

+

+

1.6 × 105

C

+

+

+

+

2.9 × 106

D

+

+

+

+

3.1 × 106

E

-

+

+

+

1.6 × 103

F

+

+

+

+

2.4 × 106

G

+

+

+

+

2.4 × 107

H

+

+

+

+

4.7 × 106

I

+

+

+

-

6.0 × 104

J

+

+

+

-

1.6 × 103

K

+

+

+

-

1.1 × 107

L

+

NT

+

NT

6.0 × 106

M

+

+

+

-

1.6 × 105

N

+

+

+

+

2.9 × 106

O

+

+

+

+

2.5 × 106

P

+

+

+

+

2.8 × 108

Q

+

+

+

+

4.0 × 102

R

+

+

+

+

1.6 × 106

S

+

+

+

+

1.0 × 103

T

+

+

+

+

2.7 × 106

U

+

+

+

+

2.9 × 106

  1. Abbreviations: OXA Oxacillin, CFX Cefoxitin, CFU colony forming units, NT not tested.
  2. aAverage number of yellow-colored colonies grown on agar plates with oxacillin.