1737
Platelets and RBCs from each animal were labeled with 51Cr and 99mTc , respectively , and were rapidly injected into the right atrium while blood was sampled from the ascending aorta .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None