La studiul coordonat de dr. Mark Ereth au participat 30 de voluntari sanatosi. Acestora li s-au facut cate doua incizii identice pe antebrat, de 5 milimetri lungime si un milimetru adancime, la o distanta de doi milimetri intre ele. Una din incizii a fost acoperita cu pudra de cartof, iar cealalta a fost tratata prin presare. Inciziile au fost fotografiate dupa 10 minute, apoi dupa 7 zile si dupa 30 de zile de la interventie. Cercetatorii au observat ca sangerarea ranilor s-a oprit aproape imediat dupa ce acestea au fost acoperite cu pudra, iar la celelalte sangerarea a fost stopata dupa sase minute. „Aceasta pudra coagulanta poate fi folosita si in medicina militara. Personalul nu va mai trebui sa-si piarda timpul presand ranile pentru a stopa o hemoragie. Se aplica pudra de cartof si medicii se pot ocupa intre timp de alti pacienti” , a explicat dr. Mark Ereth, citat de Reuters. El a mai adaugat ca, avand in vedere faptul ca aceasta pudra actioneaza foarte repede si eficient in coagularea sangelui si inchiderea ranilor, se reduce si nevoia unor transfuzii de sange.
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