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L antibodies made also rapidly clear to the clinicians that a reliable predictive factor for outcome was, in fact, lacking [3-7]. The introduction of K-RAS mutational status analysis allowed a reliable selection of resistant patients (i.e. those with mutated K-RAS). However not all K-RAS wildtype cases were also responders to anti-EGFR monoclonal antibodies. This observation made the need for furt
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Issecting the earliest evolutionary steps in the emergence of HIV-1M. Keywords: HIV-1 diversity, West central Africa, RDP3, Maximum likelihood, PHYMLFindings The Congo basin in west central Africa is thought to be the origin of HIV, where several cross-species transmission events from chimpanzees to humans occurred [1,2]. Cameroon, located in this region, has one of the most genetically diverse HI
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Lightly the uptake of fluorescent latex beads by ZK1 cells (Fig. 6B). Furthermore, to determine whether the size of dextran sulfate molecules alters the effect on ZK1 cells' uptake of latex beads, we tested different sizes of DS in the binding/phagocytosis assay. The results indicated thatonly dextran sulfate with smaller molecular weight (5-8kDa) inhibited binding, whereas larger 100-500-kDa dext
1
Lightly the uptake of fluorescent latex beads by ZK1 cells (Fig. 6B). Furthermore, to determine whether the size of dextran sulfate molecules alters the effect on ZK1 cells' uptake of latex beads, we tested different sizes of DS in the binding/phagocytosis assay. The results indicated thatonly dextran sulfate with smaller molecular weight (5-8kDa) inhibited binding, whereas larger 100-500-kDa dext
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S clustered within the CRF02_AG clade, reinforcing the notion that this viral clade is a major contributor of genetic material to new recombinants [20]; an alternative explanation, however, could be that the gag and nef genes were amplified from different viruses co-infecting the same patients. Ongoing molecular and clinical surveillance will reveal whether new recombinants will begin to circulate
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Zed SRBCs, only rare unopsonized SRBCs appeared bound to ZK1 cells; most cells did not have any unopsonized SRBCs attached. After binding, these unopsonized SRBCs were easily lysed away (Fig. 5A). Approximately 80 of ZK1 cells were positive for FcR-mediated phagocytosis of opsonized SRBCs (Fig. 5B). Similar results were seen in ZK2 and ZK6 clones (data not shown). Decreased binding and phagocytos
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Lightly the uptake of fluorescent latex beads by ZK1 cells (Fig. 6B). Furthermore, to determine whether the size of dextran sulfate molecules alters the effect on ZK1 cells' uptake of latex beads, we tested different sizes of DS in the binding/phagocytosis assay. The results indicated thatonly dextran sulfate with smaller molecular weight (5-8kDa) inhibited binding, whereas larger 100-500-kDa dext
1
Les 1, 2). The sequences clustered with different clades and circulating recombinant forms distributed throughout the phylogenetic trees (Table 2), consistent with the breadth of HIV-1 diversity previously described in Cameroon. CRF02_AG-like viruses dominated the clade distribution, infecting 50 of the 46 participants for which both genes were sequenced (Figure 2). Participants infected with vir

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