PlGF Repairs Myocardial Ischemia through Mechanisms of Angiogenesis, Cardioprotection and Recruitment of Myo-Angiogenic Competent Marrow Progenitors
2011

PlGF Gene Therapy Improves Heart Repair After Heart Attack

Sample size: 24 publication 10 minutes Evidence: high

Author Information

Author(s): Iwasaki Hiroto, Kawamoto Atsuhiko, Tjwa Marc, Horii Miki, Hayashi Saeko, Oyamada Akira, Matsumoto Tomoyuki, Suehiro Shigefumi, Carmeliet Peter, Asahara Takayuki

Primary Institution: Stem Cell Translational Research, Institute of Biomedical Research and Innovation/RIKEN Center for Developmental Biology, Kobe, Japan

Hypothesis

Can placental growth factor (PlGF) gene therapy enhance cardiac repair and regeneration after myocardial infarction?

Conclusion

PlGF gene therapy significantly improves cardiac performance and reduces infarct size after myocardial infarction by promoting angiogenesis and protecting cardiomyocytes.

Supporting Evidence

  • PlGF gene therapy improved cardiac performance after myocardial infarction.
  • PlGF reduced the size of the heart infarct by promoting cell survival.
  • PlGF increased the recruitment of bone marrow-derived progenitor cells to the heart.

Takeaway

This study shows that a special protein called PlGF can help heal the heart after a heart attack by making new blood vessels and keeping heart cells alive.

Methodology

The study used myocardial PlGF gene therapy in rat models of myocardial infarction, assessing cardiac function through echocardiography and histological analysis.

Potential Biases

Potential bias in the selection of animal models and the interpretation of results.

Limitations

The study was conducted in animal models, which may not fully replicate human responses.

Participant Demographics

Male Sprague-Dawley rats and C57BL/6 mice aged 6 to 9 weeks.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024872

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