Exploring the anticancer and apoptotic potential of Verbena officinalis L. extracts in combination with conventional chemotherapy for pancreatic cancer: A multifaceted in vitro study on PANC-1 cells

Authors

  • S Taleb Biology Department, Medical Biotechnology Research Center, Ashkezar Branch, Islamic Azad University, Ashkezar, Yazd 8941698480, Iran https://orcid.org/0000-0001-7142-858X
  • V Chaleshi Basic and Molecular Epidemiology of Gastrointestinal Disorders Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran 1985717413, Iran https://orcid.org/0000-0001-5355-8866
  • M Dehghani Ashkezari Biology Department, Medical Biotechnology Research Center, Ashkezar Branch, Islamic Azad University, Ashkezar, Yazd 8941698480, Iran https://orcid.org/0009-0003-9323-9634
  • S M Seifati Biology Department, Medical Biotechnology Research Center, Ashkezar Branch, Islamic Azad University, Ashkezar, Yazd 8941698480, Iran https://orcid.org/0000-0002-8505-5267

DOI:

https://doi.org/10.14719/pst.4793

Keywords:

anticancer activity, apoptosis, pancreatic cancer, Verbena officinalis

Abstract

This study evaluated the anticancer and apoptotic potential of different Verbena officinalis (VO) extracts on human pancreatic adenocarcinoma PANC-1 cells compared to normal HUVEC cells. We assessed the antioxidant capacity through total phenolic content (TPC) as milligrams of gallic acid equivalents (GAE) per gram and DPPH radical scavenging assays. Our results showed that the aqueous VO extract exhibited a high TPC of 875.70 ± 0.75 mg GAE/g, while the methanol extract demonstrated the most effective DPPH scavenging with an IC50 60.65 ?g/mL. Cytotoxicity assays, both with VO alone and in combination with gemcitabine, revealed potent anticancer effects against PANC-1 cells (IC25-IC50 value: 25-37.40 ?g/mL) but no significant impact on normal HUVECs. Apoptosis analysis using flow cytometry indicated that VO with gemcitabine induced more significant apoptosis than either treatment alone. Furthermore, VO extracts modulated the expression of apoptotic genes, reducing anti-apoptotic Bcl-2 levels while increasing pro-apoptotic Bax and Caspase-3 in PANC-1 cells, as confirmed by qRT-PCR. This study supports the potential of VO as an anticancer agent, offering insights into the mechanisms underlying its traditional medicinal applications. Further research could establish VO as an effective complementary natural therapy for pancreatic cancer.

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Published

01-04-2025

How to Cite

1.
Taleb S, Chaleshi V, Dehghani Ashkezari M, Seifati SM. Exploring the anticancer and apoptotic potential of Verbena officinalis L. extracts in combination with conventional chemotherapy for pancreatic cancer: A multifaceted in vitro study on PANC-1 cells. Plant Sci. Today [Internet]. 2025 Apr. 1 [cited 2025 Apr. 29];12(2). Available from: https://horizonepublishing.com/journals/index.php/PST/article/view/4793

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Research Articles