Bibliographic citations
Vasquez, L., (2021). Efecto inhibitorio in vitro del extracto etanólico de Matricaria chamomilla “Manzanilla” sobre el crecimiento de Escherichia coli ATCC 25922 [Tesis, Universidad Privada Antenor Orrego - UPAO]. https://hdl.handle.net/20.500.12759/7601
Vasquez, L., Efecto inhibitorio in vitro del extracto etanólico de Matricaria chamomilla “Manzanilla” sobre el crecimiento de Escherichia coli ATCC 25922 [Tesis]. PE: Universidad Privada Antenor Orrego - UPAO; 2021. https://hdl.handle.net/20.500.12759/7601
@misc{renati/372147,
title = "Efecto inhibitorio in vitro del extracto etanólico de Matricaria chamomilla “Manzanilla” sobre el crecimiento de Escherichia coli ATCC 25922",
author = "Vasquez Rivasplata, Luz Esthefany",
publisher = "Universidad Privada Antenor Orrego - UPAO",
year = "2021"
}
Objective: To evaluate if there is an in vitro inhibitory effect of the ethanolic extract of Matricaria chamomilla “Manzanilla“ on the growth of Escherichia coli ATCC 25922. Materials and Methods: An experimental, cross-sectional study. The population consisted of cultures of Escherichia coli ATCC 25922, to which was applied the ethanol extract of Matricaria chamomilla “Manzanilla“, which faced 6 groups, 4 of them with 25% ethanol extract, 50%, 75 % and 100%, a control (-) ethanol and internal control 10ug Gentamicin, to determine the inhibition of bacterial growth by halos of inhibition and minimum bactericidal concentration (CMB) by counting colony forming units (CFU). Results: It was observed that the ethanol extract of Matricaria chamomilla “Manzanilla“ presented an inhibitory effect in vitro from the concentrations of 75% on strains of Escherichia coli ATCC 25922, using the method of diffusion in Agar well. The minimum bactericidal concentration was 75%. Conclusion: The ethanolic extract of Matricaria chamomilla “Manzanilla“ presented inhibitory effect in vitro on Escherichia coli ATCC 25922.
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