Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies

Abstract Being the second leading cause of death globally, cancer has been a long-standing and rapidly evolving focus of biomedical research and practice in the world. Recently, there has been growing interest in cyanobacteria. This focus is particularly evident in developing innovative anticancer t...

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Main Authors: Mohammed Yasser Hussein, Merna Nasr, Veronia Emad, Julie Maged, Portia George, Amina Emad, Abeer Mahmoud Badr, Mehrez E. El-Naggar, Sayeda M. Abdo, Jihan Hussein
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Scientific Reports
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Online Access:https://doi.org/10.1038/s41598-024-82924-4
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author Mohammed Yasser Hussein
Merna Nasr
Veronia Emad
Julie Maged
Portia George
Amina Emad
Abeer Mahmoud Badr
Mehrez E. El-Naggar
Sayeda M. Abdo
Jihan Hussein
author_facet Mohammed Yasser Hussein
Merna Nasr
Veronia Emad
Julie Maged
Portia George
Amina Emad
Abeer Mahmoud Badr
Mehrez E. El-Naggar
Sayeda M. Abdo
Jihan Hussein
author_sort Mohammed Yasser Hussein
collection DOAJ
description Abstract Being the second leading cause of death globally, cancer has been a long-standing and rapidly evolving focus of biomedical research and practice in the world. Recently, there has been growing interest in cyanobacteria. This focus is particularly evident in developing innovative anticancer treatments to reduce reliance on traditional chemotherapy. This study investigates the anticancer potential of the Spirulina maxima extract nanoemulsion (SMNE) technique to improve the delivery, stability, and solubility of the S. maxima extract (SME). SMNE, prepared in three concentrations (SMNEC1, SMNEC2, SMNEC3), was characterized and confirmed to successfully load SME into silica-coated nanoparticles. Cytotoxicity tests on HepG2 and MCF-7 cell lines revealed a significant reduction in cell viability after 48-hour SMNE treatment, with IC50 values of 1488 µg/mL and 1721.936 µg/mL, respectively. SMNE also demonstrated efficacy in inhibiting tumor growth in mice with Ehrlich ascites carcinoma, normalizing alanine aminotransferase (ALT) and aspartate aminotransferase (AST) levels, and reducing oxidative stress markers such as catalase (CAT) and malondialdehyde (MDA). Histopathological examination showed that SMNEC3-treated groups had almost normal liver architecture. Additionally, SMNE downregulated oncogenic miR-221-3p and miR-222-3p, activating cancer suppression genes p27 and PTEN. The study concludes that SMNE, with its anti-inflammatory and antioxidant properties and ability to modulate key miRNAs, enhances SME delivery and shows promise as an effective cancer treatment.
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spelling doaj-art-ea9d1ed1c6ca478b97f22b485c2274b32025-01-12T12:20:51ZengNature PortfolioScientific Reports2045-23222025-01-0115111810.1038/s41598-024-82924-4Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studiesMohammed Yasser Hussein0Merna Nasr1Veronia Emad2Julie Maged3Portia George4Amina Emad5Abeer Mahmoud Badr6Mehrez E. El-Naggar7Sayeda M. Abdo8Jihan Hussein9Biotechnology Program, Faculty of Science, Cairo UniversityBiotechnology Program, Faculty of Science, Cairo UniversityBiotechnology Program, Faculty of Science, Cairo UniversityBiotechnology Program, Faculty of Science, Cairo UniversityBiotechnology Program, Faculty of Science, Cairo UniversityBiotechnology Program, Faculty of Science, Cairo UniversityZoology Department, Faculty of Science, Cairo UniversityTextile Research Division, National Research CentreWater Pollution Research Department, National Research CentreMedical Biochemistry Department, National Research CentreAbstract Being the second leading cause of death globally, cancer has been a long-standing and rapidly evolving focus of biomedical research and practice in the world. Recently, there has been growing interest in cyanobacteria. This focus is particularly evident in developing innovative anticancer treatments to reduce reliance on traditional chemotherapy. This study investigates the anticancer potential of the Spirulina maxima extract nanoemulsion (SMNE) technique to improve the delivery, stability, and solubility of the S. maxima extract (SME). SMNE, prepared in three concentrations (SMNEC1, SMNEC2, SMNEC3), was characterized and confirmed to successfully load SME into silica-coated nanoparticles. Cytotoxicity tests on HepG2 and MCF-7 cell lines revealed a significant reduction in cell viability after 48-hour SMNE treatment, with IC50 values of 1488 µg/mL and 1721.936 µg/mL, respectively. SMNE also demonstrated efficacy in inhibiting tumor growth in mice with Ehrlich ascites carcinoma, normalizing alanine aminotransferase (ALT) and aspartate aminotransferase (AST) levels, and reducing oxidative stress markers such as catalase (CAT) and malondialdehyde (MDA). Histopathological examination showed that SMNEC3-treated groups had almost normal liver architecture. Additionally, SMNE downregulated oncogenic miR-221-3p and miR-222-3p, activating cancer suppression genes p27 and PTEN. The study concludes that SMNE, with its anti-inflammatory and antioxidant properties and ability to modulate key miRNAs, enhances SME delivery and shows promise as an effective cancer treatment.https://doi.org/10.1038/s41598-024-82924-4miR-221-3pmiR-222-3pHepG2 cellsMCF-7 cellsGallic acidEAC model
spellingShingle Mohammed Yasser Hussein
Merna Nasr
Veronia Emad
Julie Maged
Portia George
Amina Emad
Abeer Mahmoud Badr
Mehrez E. El-Naggar
Sayeda M. Abdo
Jihan Hussein
Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
Scientific Reports
miR-221-3p
miR-222-3p
HepG2 cells
MCF-7 cells
Gallic acid
EAC model
title Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
title_full Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
title_fullStr Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
title_full_unstemmed Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
title_short Unveiling the potential anticancer activity of Spirulina maxima extract-nanoemulsion through in vitro and in vivo studies
title_sort unveiling the potential anticancer activity of spirulina maxima extract nanoemulsion through in vitro and in vivo studies
topic miR-221-3p
miR-222-3p
HepG2 cells
MCF-7 cells
Gallic acid
EAC model
url https://doi.org/10.1038/s41598-024-82924-4
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