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Universidad De Investigación De Tecnología Experimental Yachay Tech UNIVERSIDAD DE INVESTIGACIÓN DE TECNOLOGÍA EXPERIMENTAL YACHAY TECH Escuela de Ciencias Químicas e Ingeniería TÍTULO: Phytochemical characterization and antibacterial activity of bioactive components from methanolic extracts of Eupatorium glutinosum Lam. leaves. Trabajo de integración curricular presentado como requisito para la obtención del título de Químico Autor: Córdova Naranjo Jonathan Alexis Tutor: PhD - Rodríguez Cabrera Hortensia Urcuquí, marzo 2021 Urcuquí, 6 de mayo de 2021 SECRETARÍA GENERAL (Vicerrectorado Académico/Cancillería) ESCUELA DE CIENCIAS QUÍMICAS E INGENIERÍA CARRERA DE QUÍMICA ACTA DE DEFENSA No. UITEY-CHE-2021-00001-AD A los 6 días del mes de mayo de 2021, a las 12:00 horas, de manera virtual mediante videoconferencia, y ante el Tribunal Calificador, integrado por los docentes: Presidente Tribunal de Defensa Dr. SAUCEDO VAZQUEZ, JUAN PABLO , Ph.D. Miembro No Tutor Dr. FERREIRA DE MENEZES AREIAS , FILIPE MIGUEL , Ph.D. Tutor Dra. RODRIGUEZ CABRERA, HORTENSIA MARIA , Ph.D. El(la) señor(ita) estudianteCORDOVA NARANJO, JONATHAN ALEXIS, con cédula de identidad No.1805116025 , de la ESCUELA DE CIENCIAS QUÍMICAS E INGENIERÍA, de la Carrera deQUÍMICA , aprobada por el Consejo de Educación Superior (CES), mediante Resolución RPC-SO-39-No.456-2014, realiza a través de videoconferencia, la sustentación de su trabajo de titulación denominado: PHYTOCHEMICAL CHARACTERIZATION AND ANTIBACTERIAL ACTIVITY OF BIOACTIVE COMPONENTS FROM METHANOLIC EXTRACTS OF EUPATORIUM GLUTINOSUM LAM. LEAVES, previa a la obtención del título de QUÍMICO/A. El citado trabajo de titulación, fue debidamente aprobado por el(los) docente(s): Tutor Dra. RODRIGUEZ CABRERA, HORTENSIA MARIA , Ph.D. Y recibió las observaciones de los otros miembros del Tribunal Calificador, las mismas que han sido incorporadas por el(la) estudiante. Previamente cumplidos los requisitos legales y reglamentarios, el trabajo de titulación fue sustentado por el(la) estudiante y examinado por los miembros del Tribunal Calificador. Escuchada la sustentación del trabajo de titulación a través de videoconferencia, que integró la exposición de el(la) estudiante sobre el contenido de la misma y las preguntas formuladas por los miembros del Tribunal, se califica la sustentación del trabajo de titulación con las siguientes calificaciones: Tipo Docente Calificación Presidente Tribunal De Defensa Dr. SAUCEDO VAZQUEZ, JUAN PABLO , Ph.D. 10,0 Miembro Tribunal De Defensa Dr. FERREIRA DE MENEZES AREIAS , FILIPE 10,0 MIGUEL , Ph.D. Tutor Dra. RODRIGUEZ CABRERA, HORTENSIA MARIA , 10,0 Ph.D. Lo que da un promedio de: 10 (Diez punto Cero), sobre 10 (diez), equivalente a: APROBADO Para constancia de lo actuado, firman los miembros del Tribunal Calificador, el/la estudiante y el/la secretario ad-hoc. Certifico que en cumplimiento del Decreto Ejecutivo 1017 de 16 de marzo de 2020, la defensa de trabajo de titulación (o examen de grado modalidad teórico práctica) se realizó vía virtual, por lo que las firmas de los miembros del Tribunal de Defensa de Grado, constan en forma digital. CORDOVA NARANJO, JONATHAN ALEXIS Estudiante Dr. SAUCEDO VAZQUEZ, JUAN PABLO , Ph.D. Presidente Tribunal de Defensa Hacienda San José s/n y Proyecto Yachay, Urcuquí | Tlf: +593 6 2 999 500 | [email protected] www.yachaytech.edu.ec Dra. RODRIGUEZ CABRERA, HORTENSIA MARIA , Ph.D. Tutor Dr. FERREIRA DE MENEZES AREIAS , FILIPE MIGUEL , Ph.D. Miembro No Tutor CIFUENTES TAFUR, EVELYN CAROLINA Secretario Ad-hoc Hacienda San José s/n y Proyecto Yachay, Urcuquí | Tlf: +593 6 2 999 500 | [email protected] www.yachaytech.edu.ec AUTORÍA Yo, JONATHAN ALEXIS CÓRDOVA NARANJO, con cédula de identidad 1805116025, declaro que las ideas, juicios, valoraciones, interpretaciones, consultas bibliográficas, definiciones y conceptualizaciones expuestas en el presente trabajo; así como, los procedimientos y herramientas utilizadas en la investigación, son de absoluta responsabilidad de el/la autor (a) del trabajo de integración curricular. Así mismo, me acojo a los reglamentos internos de la Universidad de Investigación de Tecnología Experimental Yachay. Urcuquí, marzo del 2021 _____________________________ Jonathan Alexis Córdova Naranjo CI: 1805116025 AUTORIZACIÓN DE PUBLICACIÓN Yo, JONATHAN ALEXIS CÓRDOVA NARANJO, con cédula de identidad 1805116025, cedo a la Universidad de Tecnología Experimental Yachay, los derechos de publicación de la presente obra, sin que deba haber un reconocimiento económico por este concepto. Declaro además que el texto del presente trabajo de titulación no podrá ser cedido a ninguna empresa editorial para su publicación u otros fines, sin contar previamente con la autorización escrita de la Universidad. Asimismo, autorizo a la Universidad que realice la digitalización y publicación de este trabajo de integración curricular en el repositorio virtual, de conformidad a lo dispuesto en el Art. 144 de la Ley Orgánica de Educación Superior. Urcuquí, marzo del 2021 _____________________________ Jonathan Alexis Córdova Naranjo CI: 1805116025 Dedicatoria Este largo camino no hubiese sido posible culminarlo sin el incondicional apoyo de mis queridos padres, Vinicio y Norma, quienes con su ayuda, motivación y gran amor me han impulsado a ser mejor cada día. Han sido un pilar a lo largo de toda mi vida, nunca me han limitado en mis sueños, ni mucho menos han cuestionado mis decisiones, además me han enseñado que la perseverancia, convicción, esfuerzo, respeto y honestidad son factores que me ayudarán a cumplir todas mis metas. Estoy eternamente agradecido con ellos por todo lo que me han podido dar. Por esta y muchas más razones, éste trabajo de investigación es dedicado a mis padres. Este logro no es solamente mío, es de todas las personas que confiaron y creyeron en mí. Eternamente agradecido, Jonathan Alexis Córdova Naranjo Agradecimientos Para lograr este sueño muchas personas han sido participes, y me gustaría agradecer a cada una de ellas por el cariño, ayuda y compresión que me han brindado a lo largo de la carrera. Para empezar, me gustaría agradecer a mis padres por todo el apoyo y amor que me han brindado a lo largo de mi existencia, además que con todo su esfuerzo y lucha han logrado ayudarme a culminar mis estudios universitarios. También quiero agradecer a Sofía, mi hermana, que con cada locura y travesura me ha llenado de alegría y motivación para seguir luchando hasta conseguir este sueño. Agradezco también a mis abuelitos, Mentor, María, Sixto y Delia, que con sus consejos y anécdotas han hecho de mí un hombre que luche por sus sueños. Quiero también agradecer a la familia que elegí, mis amigos, quienes estuvieron en los buenos y malos momentos a lo largo de estos 5 años, pero en especial quiero agradecer a Christian Redroban y Steven Brito, por ser como un hermano para mí, siempre estuviste dispuesto a ayudarme en cualquier momento; Katherine Hinojosa, por ser alguien que estuvo conmigo en las buenas y en las malas; Michael Jiménez y Emilia Calle, por esos días de estudio que entre risas y sanduchitos aprendimos cosas académicas y de la vida, los considero como mis mejores amigos. A mi tutora, Hortensia Rodríguez, a quién yo considero como mi madre académica, por haber estado al pendiente de mi a lo largo de este proceso, también por ayudarme con muchos de los materiales que necesité para llevar a cabo esta investigación. Quiero agradecer también a mi co-tutor, Nelson Vispo, quien ha estado disponible para aclarar mis dudas a cualquier momento, además ha sido de gran ayuda al momento de llevar a cabo los experimentos para determinar las actividades biológicas. A todos los profesores que tuve a lo largo de mi carrera por inculcar en mí el espíritu de la investigación y el amor a la química, pero en especial a los profesores Manuel Caetano, Lola De Lima y Juan Pablo Saucedo por ayudarme a realizar los análisis de HPLC, NMR y apoyarme en lo que más pudieron para lograr culminar este proyecto. Finalmente, quiero agradecer a la Escuela de Ciencias Químicas e Ingeniería de la Universidad Yachay Tech, ya que éste es el lugar en donde formé mis conocimientos que aplicaré profesionalmente, y sobre todo por ser el lugar en donde conocí personas extraordinarias. Jonathan Alexis Córdova Naranjo Resumen La medicina tradicional ha sido usada desde la prehistoria, el uso de plantas medicinales es una de sus herramientas principales. En este contexto, las comunidades indígenas usan productos naturales debido a sus propiedades curativas frente a un sinnúmero de enfermedades, agrupando todos estos usos en el conocimiento ancestral. Toda esta información adquirida por las comunidades indígenas acerca de medicina tradicional, se transmite de una generación a otra a través del tiempo. Algunas investigaciones desarrolladas en esta temática, han demostrado que la bioactividad de las plantas medicinales se debe a la presencia de metabolitos secundarios, los cuales en solitario o con sinergias, producen determinada actividad. Eupatorium glutinosum Lam, popularmente conocido como Matico, es una planta medicinal ampliamente utilizada en la medicina tradicional ecuatoriana. En este trabajo, se revisa el estado del arte acerca de Eupatorium glutinosum Lam y se profundiza en el estudio fitoquímico de extractos metanólicos y acuosos. Los extractos metanólicos se prepararon usando procedimientos de Soxhlet y Maceración, mientras el extracto acuoso se obtuvo mediante maceración. Posterior a la identificación de los metabolitos secundarios presentes en los extractos metanólicos, se sometieron a una separación mediante
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