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Table 2 Antimicrobial activity of extracts of K. neglecta and C. ambrosioides

From: Biological activities of extracts from Chenopodium ambrosioides Lineu and Kielmeyera neglecta Saddi

 

MIC/IC 50% (μg/mL)

Microorganisms

K. neglecta

C. ambrosioides

 

Hex

DCM

EtOAc

EtOH

Hex

DCM

EtOAc

EtOH

E. faecalis ATCC 29212

−/−

−/−

−/−

-/12.5

−/−

−/−

−/−

−/−

E. faecalis ATCC 51299

−/−

−/−

−/−

-/12.5

−/−

−/−

−/−

−/−

E. coli ATCC 25922

−/−

−/−

−/−

−/−

−/−

−/−

−/−

−/−

E. coli ATCC 35218

−/−

−/−

−/−

−/−

−/−

−/−

−/−

−/−

K. pneumoniae ATCC 700603

−/−

−/−

−/−

−/−

−/−

−/−

−/−

−/−

P. aeruginosa ATCC 27853

−/−

−/−

−/−

−/−

−/−

−/−

−/−

−/−

S. aureus ATCC 29213

-/12.5

−/−

-/12.5

-/12.5

−/−

−/−

−/−

−/−

S. aureus ATCC 43300

−/−

−/−

-/12.5

-/12.5

−/−

−/−

−/−

−/−

C. albicans ATCC 90028

−/−

−/−

−/−

−/−

−/−

-/300

−/−

−/−

C. albicans ATCC 10231

−/−

−/−

−/−

−/−

-/50

-/300

−/−

−/−

C. parapsilosis ATCC 90018

−/−

−/−

-/300

−/−

-/50

−/−

−/−

−/−

C. parapsilosis ATCC 22019

−/−

−/−

-/300

−/−

-/50

-/300

−/−

−/−

C. krusei ATCC 6258

-/500

−/−

-/200

-/200

100/3.1

-/100

−/−

−/−

  1. Hex, hexane; DCM, dichloromethane; EtOAc, ethyl acetate; EtOH, ethanol. (−) No inhibition at the concentrations tested. MIC, minimum inhibitory concentration. IC 50%, inhibitory concentration of 50% growth.