A recent scientific study conducted by researchers at the University of Koblenz in Germany has revealed a potential mechanism affecting the body's ability to break down blood clots, involving the impact of heme released during the breakdown of red blood cells on the activity of a protein that helps dissolve clots.
The results showed that heme can bind to the protein plasmin and limit its activity, which may weaken its ability to break down and eliminate clots, providing a possible explanation for the relationship between red blood cell breakdown and blood clotting disorders.
For his part, the university's official website mentioned in a report published on October 26 that researchers studied the effect of heme, an iron-containing component of hemoglobin responsible for transporting oxygen in the blood, on the protein "plasmin," which plays a fundamental role in breaking down clots after they form.
The researchers added that they used laboratory tests and computer analyses to study the nature of the interaction between heme and plasmin, identifying six potential sites for heme binding to the protein, highlighting three of them for their importance in understanding the mechanism of this interaction.
Experiments indicated that the effect of heme is related to its concentration, and that elevated levels can limit plasmin activity and slow down clot breakdown, which may be significant in cases where red blood cell breakdown increases.
These results provide a basis for further research to determine the extent to which this mechanism affects the human body and whether it contributes to increasing the risk of blood clotting disorders in some patients, potentially opening the door in the future to studying new approaches to dealing with these disorders.
Source: Syrian Arab News Agency (SANA)
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