Actividad gastroprotectora y toxicidad aguda del extracto de hojas de cnidoscolus chayamansa mc vaugh
Yilka Mena Linares, Dulce MarÃa González Mosquera, Arianna Valido DÃaz, Raylen Escobar Román, Arelia Pizarro EspÃn, Orestes Castillo Alfonso
Resumen
Introducción: la Cnidoscolus chayamansa Mc Vaugh es una especie originaria del sur de México. Esta especie, vulgarmente conocida como «chaya», es apreciada por su valor nutricional y medicinal.
Objetivo: evaluar la actividad gastroprotectora y la toxicidad aguda de esta especie en un estudio preclÃnico.
Métodos: se evaluó el efecto gastroprotector en un modelo de etanol absoluto, en dosis de 100, 200 y 400 mg/kg, y la toxicidad aguda oral mediante el procedimiento de dosis fija (2000 mg/kg) de Cnisdoscolus chayamansa Mc. Vaugh, en ratas Sprague Dawley.
Resultados: el peso, como indicador de toxicidad, se comportó dentro de los parámetros establecidos para la curva de crecimiento de la especie y lÃnea del modelo biológico utilizado. Se observó un aumento del porciento de inhibición del grado de ulceración, desde 21 % en dosis de 100 mg/kg, hasta un 99 y 100 % en dosis de 200 mg/kg y 400 mg/kg, respectivamente. Los valores obtenidos no presentaron diferencias estadÃsticamente significativas con relación al Omeprazol (99 %), utilizado como control positivo.
Conclusiones: se comprobó que la Cnisdoscolus chayamansa posee actividad gastroprotectora y es inocua por vÃa oral
Palabras clave
Cnidoscolus chayamansa Mc. Vaugh, toxicidad, gastroprotección.
Este artÃculo está licenciado bajo la licencia
Creative Commons Reconocimiento-NoComercial 4.0 Internacional .
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