28773
Finally , the high sensitivity of the Gd - PSQ particles as T1 - weighted MR contrast agents is demonstrated with in vitro MR imaging of human lung and pancreatic cancer cells .
 Chemical: Gd - PSQ
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Gd - PSQ