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RESEARCH PRODUCT

Effect of ultrasound technology combined with binary mixtures of ethanol and water on antibacterial and antiviral activities of Erodium glaucophyllum extracts

José M. LorenzoCristina AlcántaraIrene FalcóIrene FalcóMaria Carmen ColladoMohamed NeffatiJosé V. García-pérezRadhia AbdelkebirRadhia AbdelkebirGloria SánchezFrancisco J. Barba

subject

ErodiumLactobacillus caseibiologyChemistryved/biologyExtraction (chemistry)ved/biology.organism_classification_rank.species04 agricultural and veterinary sciencesGeneral Chemistrybiology.organism_classificationmedicine.disease_cause040401 food scienceIndustrial and Manufacturing Engineering0404 agricultural biotechnologySalmonella entericaStaphylococcus aureusListeriamedicineFood scienceBacteriaFood ScienceMurine norovirus

description

Abstract Erodium glaucophyllum is a common Mediterranean herb known for its health benefits. In this study, Erodium extracts obtained from different extraction methods (conventional vs ultrasound-assisted extraction) and extraction solvents (aqueous and hydroethanolic) were evaluated in microbiological media to determine their effects on bacteria (Salmonella enterica, Staphylococcus aureus, Listeria innocua, Bifidobacterium lactis and Lactobacillus casei) and antiviral activity (hepatitis A virus and murine norovirus). Both, the extraction method and solvent were found to be important contributing factors. Ultrasound-assisted extraction yielded the highest level of desirable Erodium-extracted phenolic compounds. Hydroethanolic extracts exhibited the highest level of bioactivity on the tested bacteria and also showed the highest antiviral activity against hepatitis A virus and murine norovirus. Erodium glaucophyllum extracts may have potential use as a food or dietary supplement.

https://doi.org/10.1016/j.ifset.2018.12.009