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Hidrolizado de Sericina "SeriC": Evaluación del potencial genotóxico en ensayos a corto plazo

Authors: Testa, Anabel Villa; Wajner, Sarah Fuentes; Zuarmis Medina Blanco; Adileidys Ruiz Barrcena; Saúl Padrón Yaquis; Ferrer, Janet Piloto;

Hidrolizado de Sericina "SeriC": Evaluación del potencial genotóxico en ensayos a corto plazo

Abstract

La Sericultura en el mundo data de más de 5 mil años y Cuba asume esta actividad como una alternativa sostenible para el desarrollo de productos destinados a las industrias biomédicas, biotecnológicas, cosméticas y textil. La sericina, por ser una proteína natural, es susceptible a la acción de enzi-mas proteolíticas, por lo tanto es digerible, biocompatible y biodegradable y se ha informado que puede ser aprovechada en el área de los alimentos y cosmecéutica debido a que posee propiedades como actividad antioxidante y antitirosinasa. Sin embargo, hasta la fecha muy poco se conoce sobre su potencial daño al ADN. Por tal motivo el objetivo del presente estudio fue evaluar el potencial genotóxico del Hidrolizado de sericina SeriC para su posterior incorporación en formulaciones cosmecéuticas. Para ello, se utili-zaron dos ensayos a corto plazo, el sistema in vitro Salmonella/microsoma (Test de Ames) y el modelo in vivo de inducción de micronúcleos en médula ósea de ratón. Los resultados obtenidos en el test de Ames mostraron que SeriC a las concentraciones evaluadas no ocasionó daño al DNA. Igualmente el ensayo de inducción de micronúcleos en médula ósea de ratón mostró que Seric C administrado por vía oral no indujo daño cromosómico, ni sobre el huso mitótico en el tejido eritropoyético de los animales tratados, lo cual se corroboró al no observarse aumento de la frecuencia de micronúcleos en las dosis empleadas respecto a los controles negativos y no tratados. Estos resultados indican que el hidrolizado de sericina SeriC se considera no geno-tóxico en las condiciones evaluadas por lo que pudiera emplearse como materia prima segura para su futura inclusión en diferentes formulaciones para las industrias farmacéutica, cosmética y alimentaria.

Keywords

micronúcleos, mutagenicidad, reversión bacteriana, seguri-dad genotóxica

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
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influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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