Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i>
<b>Background/Objectives</b>: <i>Oreganum vulgare</i> essential oil (OEO) is safe, effective, multifunctional, and widely used. This study aimed to evaluate OEO’s chemical composition and antimicrobial activity in vitro against <i>S. aureus</i> and <i>E. col...
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MDPI AG
2024-10-01
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| Online Access: | https://www.mdpi.com/1424-8247/17/11/1430 |
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| author | Sonia Tejada-Muñoz Denny Cortez Jesús Rascón Segundo G. Chavez Aline C. Caetano Rosa J. Díaz-Manchay Julio Sandoval-Bances Sonia Huyhua-Gutierrez Lizandro Gonzales Stella M. Chenet Rafael Tapia-Limonchi |
| author_facet | Sonia Tejada-Muñoz Denny Cortez Jesús Rascón Segundo G. Chavez Aline C. Caetano Rosa J. Díaz-Manchay Julio Sandoval-Bances Sonia Huyhua-Gutierrez Lizandro Gonzales Stella M. Chenet Rafael Tapia-Limonchi |
| author_sort | Sonia Tejada-Muñoz |
| collection | DOAJ |
| description | <b>Background/Objectives</b>: <i>Oreganum vulgare</i> essential oil (OEO) is safe, effective, multifunctional, and widely used. This study aimed to evaluate OEO’s chemical composition and antimicrobial activity in vitro against <i>S. aureus</i> and <i>E. coli</i>. <b>Methods</b>: The composition of OEO was determined by gas chromatography–mass spectrometry (GC-MS). <b>Results</b>: Compounds included monoterpenes with known antimicrobial activity, such as 2-menthen-1-ol (36.33%), linalyl acetate (9.26%), terpinene-4-ol (9.01%), 4-thujanol (6.33%), menthen (5.81%), sabinene (5.18%), and carvacrol methyl ether (5.14%). <b>Conclusions</b>: OEO had a strong antimicrobial activity with a minimum inhibitory concentration (MIC) of 1.90 mg/mL for <i>S. aureus</i> and 0.49 mg/mL for <i>E. coli</i> after 18 h incubation. The minimum bactericidal concentration (MBC) was 7.9 mg/mL against <i>S. aureus</i> and 0.99 mg/mL against <i>E. coli</i>. Thus, OEO could be used as a natural antimicrobial against <i>S. aureus</i> and <i>E. coli</i> infections. |
| format | Article |
| id | doaj-art-7101da735a1b4884912979e94df3e79f |
| institution | DOAJ |
| issn | 1424-8247 |
| language | English |
| publishDate | 2024-10-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Pharmaceuticals |
| spelling | doaj-art-7101da735a1b4884912979e94df3e79f2025-08-20T02:48:07ZengMDPI AGPharmaceuticals1424-82472024-10-011711143010.3390/ph17111430Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i>Sonia Tejada-Muñoz0Denny Cortez1Jesús Rascón2Segundo G. Chavez3Aline C. Caetano4Rosa J. Díaz-Manchay5Julio Sandoval-Bances6Sonia Huyhua-Gutierrez7Lizandro Gonzales8Stella M. Chenet9Rafael Tapia-Limonchi10Instituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación para el Desarrollo Sustentable de Ceja de Selva (INDES-CES), Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación para el Desarrollo Sustentable de Ceja de Selva (INDES-CES), Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruDepartamento de Ciencias de la Salud, Escuela de Enfermería, Universidad Católica Santo Toribio de Mogrovejo, Chiclayo 14012, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruDirección Regional de Salud de Amazonas, Laboratorio de Referencia Regional, Chachapoyas 01001, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, PeruInstituto de Investigación de Enfermedades Tropicales, Universidad Nacional Toribio Rodríguez de Mendoza de Amazonas, Chachapoyas 01001, Peru<b>Background/Objectives</b>: <i>Oreganum vulgare</i> essential oil (OEO) is safe, effective, multifunctional, and widely used. This study aimed to evaluate OEO’s chemical composition and antimicrobial activity in vitro against <i>S. aureus</i> and <i>E. coli</i>. <b>Methods</b>: The composition of OEO was determined by gas chromatography–mass spectrometry (GC-MS). <b>Results</b>: Compounds included monoterpenes with known antimicrobial activity, such as 2-menthen-1-ol (36.33%), linalyl acetate (9.26%), terpinene-4-ol (9.01%), 4-thujanol (6.33%), menthen (5.81%), sabinene (5.18%), and carvacrol methyl ether (5.14%). <b>Conclusions</b>: OEO had a strong antimicrobial activity with a minimum inhibitory concentration (MIC) of 1.90 mg/mL for <i>S. aureus</i> and 0.49 mg/mL for <i>E. coli</i> after 18 h incubation. The minimum bactericidal concentration (MBC) was 7.9 mg/mL against <i>S. aureus</i> and 0.99 mg/mL against <i>E. coli</i>. Thus, OEO could be used as a natural antimicrobial against <i>S. aureus</i> and <i>E. coli</i> infections.https://www.mdpi.com/1424-8247/17/11/1430antimicrobial activityessential oil<i>Origanum vulgare</i><i>Staphylococcus aureus</i><i>Escherichia coli</i>Amazonas |
| spellingShingle | Sonia Tejada-Muñoz Denny Cortez Jesús Rascón Segundo G. Chavez Aline C. Caetano Rosa J. Díaz-Manchay Julio Sandoval-Bances Sonia Huyhua-Gutierrez Lizandro Gonzales Stella M. Chenet Rafael Tapia-Limonchi Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> Pharmaceuticals antimicrobial activity essential oil <i>Origanum vulgare</i> <i>Staphylococcus aureus</i> <i>Escherichia coli</i> Amazonas |
| title | Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> |
| title_full | Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> |
| title_fullStr | Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> |
| title_full_unstemmed | Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> |
| title_short | Antimicrobial Activity of <i>Origanum vulgare</i> Essential Oil against <i>Staphylococcus aureus</i> and <i>Escherichia coli</i> |
| title_sort | antimicrobial activity of i origanum vulgare i essential oil against i staphylococcus aureus i and i escherichia coli i |
| topic | antimicrobial activity essential oil <i>Origanum vulgare</i> <i>Staphylococcus aureus</i> <i>Escherichia coli</i> Amazonas |
| url | https://www.mdpi.com/1424-8247/17/11/1430 |
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