Sticky situation inside blood vessels can worsen stroke damage

Home / Sticky situation inside blood vessels can worsen stroke damage

A stroke appears to create a sticky situation inside the blood vessels of the brain that can worsen damage days, even months later, scientists report.

They have found that after stroke, exosomes — nanosized biological suitcases packed with an assortment of cargo that cells swap, like proteins and fats — traveling in the blood get activated and sticky and start accumulating on the lining of blood vessels, according to a collaborative study by the Medical College of Georgia and the University of Oxford.

Like a catastrophic freeway pileup, platelets, also tiny cells that enable our blood to clot after an injury, start adhering to the now- sticky exosomes, causing a buildup that can effectively form another clot, further obstruct blood flow to the brain and cause additional destruction, they report in the journal Scientific Reports.

Read full article at Science Daily

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