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Table 3 Coreceptor usage by HIV-1 subtype C chimeras in U373-MAGI-CCR5 and U373-MAGI-CXCR4 cell lines.

From: Role of HIV-1 subtype C envelope V3 to V5 regions in viral entry, coreceptor utilization and replication efficiency in primary T-lymphocytes and monocyte-derived macrophages

  MAGI-CCR5 MAGI-CXCR4  
Infection counts → 5000 10000 5000 10000 Phenotype from MT-2
CHIMERA_ No. of blue cells No. of blue cells  
171 21 99 - - NSI
173 23 92 - - NSI
182 9 18 - - NSI
183 7 12 - - NSI
221A 0 2 - - NSI
282 9 30 - - NSI
284 2 6 - - NSI
331 13 31 - - NSI
334 1 2 - - NSI
452 23 65 - - NSI
512 1 3 - - NSI
514 1 4 - - NSI
639 1 2 - - NSI
1011 11 26 - - NSI
1014 16 33 - - NSI
2099 (B-R5) 8 19 - - NSI
2101 (B-X4/R5) 5 10 10 21 SI
3041 (C-R5) 7 34 - - NSI
5441 (C-X4) - - 23 38 SI
  1. NSI – non-syncytium inducing, SI – syncytium inducing, - indicate no entry due to lack of blue cells.