Table 3.

Comparison of human lymphoproliferative and chemotactic responses to S-Ag peptide fragments


Human peptide/protein

Peptide sequence

Lymphoproliferative response in patients*

Lymphoproliferative response in controls

Chemotaxis
S-Ag   —   ±   ±   +  
1-20   MAASGKTSKSEPNHVIFKKI   —   —   +  
11-30   EPNHVIFKKISRDKSVTIYL   ±   —   +  
41-60   QVQPVDGVVLVDPDLVKGKK   —   —   +  
121-140   PFLLTFPDYLPCSVMLQPAP   +   +   +  
131-150   PCSVMLQPAPQDSGKSCGVD   ±  —   +  
141-160   QDSGKSCGVDFEVKAFATDS   —   —   —  
151-170   FEVKAFATDSTDAEEDKIPK   —   —   —  
161-180   TDAEEDKIPKKSSVRYLIRS   ±  —   —  
171-190   KSSVRYLIRSVQHAPLEMGP   ±  —   —  
IRBP
 

 
±
 

 
+
 

Human peptide/protein

Peptide sequence

Lymphoproliferative response in patients*

Lymphoproliferative response in controls

Chemotaxis
S-Ag   —   ±   ±   +  
1-20   MAASGKTSKSEPNHVIFKKI   —   —   +  
11-30   EPNHVIFKKISRDKSVTIYL   ±   —   +  
41-60   QVQPVDGVVLVDPDLVKGKK   —   —   +  
121-140   PFLLTFPDYLPCSVMLQPAP   +   +   +  
131-150   PCSVMLQPAPQDSGKSCGVD   ±  —   +  
141-160   QDSGKSCGVDFEVKAFATDS   —   —   —  
151-170   FEVKAFATDSTDAEEDKIPK   —   —   —  
161-180   TDAEEDKIPKKSSVRYLIRS   ±  —   —  
171-190   KSSVRYLIRSVQHAPLEMGP   ±  —   —  
IRBP
 

 
±
 

 
+
 

Data compiled from de Smet et al.3,17 

± indicates 25%-49% of individuals showed a 2-fold increase in lymphocyte proliferation to ≥ 50 μg/mL of peptide or protein; —, no response observed; and +, 50% or more individuals showed a 2-fold increase in lymphocyte proliferation to ≥ 50 μg/mL of peptide or protein.

*

Individuals diagnosed with Behçet disease, sarcoidosis, or Vogt Koyanagi Harada disease

Individuals diagnosed with Behçet disease, sarcoidosis only

Individuals diagnosed with Behçet disease only

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