Effects of Factor XIII on Intestinal Health in Rats
Author Information
Author(s): Birnbaum Jürgen, Hein Ortrud, Lührs Carsten, Rückbeil Oskar, Spies Claudia, Ziemer Sabine, Gründling Matthias, Usichenko Taras, Meissner Konrad, Pavlovic Dragan, Kox Wolfgang J, Lehmann Christian
Primary Institution: Charité – Universitätsmedizin Berlin
Hypothesis
Does the administration of coagulation factor XIII affect intestinal functional capillary density, leukocyte adherence, and plasma extravasation during endotoxemia?
Conclusion
Factor XIII protected mucosal capillary perfusion against endotoxin-induced impairment in an experimental sepsis model in rats.
Supporting Evidence
- F XIII levels were significantly increased in the treatment group.
- Endotoxemia led to a significant reduction of mucosal functional capillary density in the LPS group.
- F XIII administration attenuated the decrease in mucosal functional capillary density compared to the LPS group.
- Leukocyte adherence increased significantly in the LPS group compared to controls.
- Plasma extravasation did not differ significantly between the F XIII and LPS groups.
Takeaway
Factor XIII helps keep the tiny blood vessels in the intestines working well during sickness, which is important for health.
Methodology
The study involved 42 male Wistar rats divided into three groups, with one group receiving Factor XIII during endotoxemia, and effects measured using intravital fluorescence microscopy.
Potential Biases
Potential bias in animal selection and handling.
Limitations
The study was conducted on animals, and results may not directly translate to humans.
Participant Demographics
42 male Wistar rats, aged 6 to 8 weeks.
Statistical Information
P-Value
p<0.01 for mucosal FCD reduction in LPS group; p<0.05 for F XIII group compared to LPS group.
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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