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The study investigates how CXCR4 and CCR5 affect EBV transformation efficiency in cell lines. CXCR4 plays a role in both Type 1 and 2 transformation, while CCR5 may suppress Type 1 transformation due to signal transduction defects.
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a-CD3 A. PM1 C. RANTES MIP-1b Ionomycin a-CD3 B. PBMCs RANTES MIP-1b Functional CXCR4 is present on all cell lines; CCR5 is either absent, or defective in signal transduction.
X4 gp20 enhances Type 1 & 2 EBV transformation; R5 may suppress Type 1 transformation Low efficiency AG876 High efficiency B95.8 Low efficiency AG876 c