27301
Fluorescence - labeled GEM - C18 - PLGA - MP were surface - functionalized with wheat germ agglutinin ( WGA ) or human serum albumin ( HSA ) to assess in direct comparison the impact of biorecognitive interaction on binding rate and anchoring stability .
 GEM - C18 - PLGA
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 GEM - C18 - PLGA