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Molecular epidemiology of HCV - Viral Hepatitis Prevention Board

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PHYLOGENETIC<br />

ANALYSIS<br />

GENETIC DISTANCE:<br />

Percentage differences between the<br />

same genomic is a measure <strong>of</strong><br />

“genetic distance” between these<br />

nucleotide sequences.<br />

PHYLOGENETIC TREES<br />

Graphic representation <strong>of</strong> homology<br />

(or distance) among various species.<br />

It has a form <strong>of</strong> cladogram.<br />

Each node with descendants<br />

represents the most common ancestor<br />

<strong>of</strong> the descendants, and the edge<br />

lengths correspond to time estimates.<br />

http://evolution.genetics.washington.edu/phylip/s<strong>of</strong>tware.html

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