3996
The expression of the leukocyte EL - 246 antigen was regulated in the same manner as L - selectin and EL - 246 recognized anti - L - selectin mAb affinity - purified antigen in SDS / PAGE Western blot analysis .
 GENE: leukocyte EL - 246 antigen; GENE: L - selectin; GENE: EL - 246; GENE: anti - L - selectin mAb
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: leukocyte EL - 246 antigen; GENE: L - selectin; GENE: EL - 246; GENE: anti - L - selectin mAb