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Fig. 2 | BMC Infectious Diseases

Fig. 2

From: Lower genetic variability of HIV-1 and antiretroviral drug resistance in pregnant women from the state of Pará, Brazil

Fig. 2

Phylogenetic tree based on the alignment of the 450 nucleotides of the reverse transcriptase gene of 24 samples from Pará (•) with reference strains from the Los Alamos database. The tree was constructed using the Kimura 2-parameter neighbor-joining (NJ) method. The numbers on the nodes of the tree indicate the bootstrap value obtained using 2000 replicates. The scale bar represents a difference of 1%

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