Fibrinogen E fragment selectively disrupts the vasculature and inhibits the growth of tumours in a syngeneic murine model
2002

Fibrinogen E Fragment Disrupts Tumor Blood Vessels and Slows Tumor Growth

Sample size: 15 publication Evidence: moderate

Author Information

Author(s): Brown N J, Staton C A, Rodgers G R, Corke K P, Underwood J C E, Lewis C E

Primary Institution: University of Sheffield Medical School

Hypothesis

Does fibrinogen E fragment inhibit tumor growth by disrupting tumor blood vessels?

Conclusion

Fibrinogen E fragment significantly disrupts tumor blood vessels and slows the growth of tumors in mice.

Supporting Evidence

  • Fibrinogen E fragment inhibited the proliferation of endothelial cells in vitro.
  • Daily injections of fibrinogen E fragment reduced tumor growth in mice.
  • Fibrinogen E fragment caused significant necrosis in tumors.
  • Control tumors grew steadily while fibrinogen E fragment-treated tumors showed retarded growth.

Takeaway

A piece of a blood protein can hurt the blood supply to tumors, making them grow slower.

Methodology

The study involved in vitro assays on murine endothelial cells and in vivo injections of fibrinogen E fragment in mice with CT26 tumors.

Limitations

Further studies are needed to confirm the mechanisms and effects of higher doses or different administration routes.

Participant Demographics

Balb/C mice were used in the study.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600320

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