jan 1, 1875 - Blood Evidence: Christian Wilhelm Braxton Hicks attempts to distinguish human blood from animal blood
Description:
As legal cases increasingly require not just identifying blood but identifying it as human blood, researchers begin seeking methods to make this distinction. Hicks and others work on microscopic examination of blood cells, human red blood cells lack nuclei (unlike most animal cells), providing one means of distinction.Added to timeline:
Date:
jan 1, 1875
Now
~ 151 years ago