A new extract of the plant calendula officinalis produces a dual in vitro effect: cytotoxic anti-tumor activity and lymphocyte activation
2006

Calendula Extract Shows Anti-Tumor and Immune-Boosting Effects

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Jiménez-Medina Eva, Garcia-Lora Angel, Paco Laura, Algarra Ignacio, Collado Antonia, Garrido Federico

Primary Institution: Hospital Universitario Virgen de las Nieves, Universidad de Granada

Hypothesis

Can Laser Activated Calendula Extract (LACE) demonstrate both anti-tumor and immunomodulatory effects?

Conclusion

LACE extract has shown significant anti-tumor activity and can activate immune cells.

Supporting Evidence

  • LACE extract inhibited tumor cell proliferation by 70-100%.
  • LACE induced apoptosis in tumor cells through caspase-3 activation.
  • LACE activated human peripheral blood lymphocytes, enhancing their proliferation.
  • In vivo, LACE reduced tumor growth in mice by about 60%.
  • LACE showed low toxicity in animal models.

Takeaway

A special extract from marigold flowers can help fight cancer and make immune cells stronger.

Methodology

The study involved in vitro tests on various tumor cell lines and in vivo tests on mice using a novel aqueous extract of Calendula officinalis.

Limitations

The study primarily focused on in vitro and animal models, which may not fully represent human responses.

Participant Demographics

The study involved human tumor cell lines and mice.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-6-119

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