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Relationships among families of C. occidentalis (WSBW) reared at IPQL. Families were derived from single-pair matings taken from subcolonies of WSBW. Stock development phase (grey) represents the period of time when the stocks were being cleaned of pathogens. In 2009, family 1 was accidentally infused with wild stock (dashed line). Boxes and lines as in Fig. 2.
