Antibacterial effect of essential oil from Tagetes minuta L. (Huacatay) leaves against streptococcus mutans

El presente trabajo tuvo como objetivo Demostrar el efecto antibacteriano del aceite esencial de las hojas de Tagetes minuta L. (Huacatay) frente a Streptococcus mutans. Se aplicó el método de difusión en pozo para determinar la sensibilidad al aceite esencial. Según los resultados Se obtuvieron halos de inhibición de 17.07mm para el aceite esencial de Huacatay al 100%, de 12.52 mm mm para el aceite esencial de Huacatay al 50%, el control negativo (DMS) no presentó efecto antibacteriano; el control positivo (Clorhexidina 0.12%) presentó halo de inhibición promedio de 29.50 mm. Se concluyó que Streptococcus mutans es sensible a la acción antibacteriana del aceite esencial Tagetes minuta L. (Huacatay)The objective of the present work was to demonstrate the antibacterial effect of the essential oil of Tagetes minuta L. (Huacatay) leaves against Streptococcus mutans. The well diffusion method was applied to determine the sensitivity to the essential oil. According to the results, inhibition halos of 17.07 mm were obtained for the essential oil of Huacatay at 100%, 12.52 mm for the essential oil of Huacatay at 50%, the negative control (DMS) did not present antibacterial effect; the positive control (Chlorhexidine 0.12%) presented an average inhibition halo of 29.50 mm. It was concluded that Streptococcus mutans is sensitive to the antibacterial action of Tagetes minuta L. (Huacatay) essential oi