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Animal Sciences Commons

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VIMS Articles

2007

Mya-Arenaria; Softshell Clam; Macoma-Balthica; Zoosporulation; Proliferation; Salinity; Andrewsi; Parasite; Assay; Spp.

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Full-Text Articles in Animal Sciences

Experimental Cross-Infections By Perkinsus Marinus And P. Chesapeaki In Three Sympatric Species Of Chesapeake Bay Oysters And Clams, Cf Dungan, Kimberly S. Reece, Rm Hamilton, Na Stokes, Em Burreson Jan 2007

Experimental Cross-Infections By Perkinsus Marinus And P. Chesapeaki In Three Sympatric Species Of Chesapeake Bay Oysters And Clams, Cf Dungan, Kimberly S. Reece, Rm Hamilton, Na Stokes, Em Burreson

VIMS Articles

In controlled laboratory transmission experiments, uniform doses of axenic in vitro isolate cultures of Perkinsus marinus from a Crassostrea virginica oyster, and of independent P. chesapeaki isolates from Chesapeake Bay Mya arenaria and Macoma balthica clams, were used to reciprocally challenge Perkinsus sp.-free C. virginica, M arenaria, and M balthica experimental hosts. Following mantle cavity inoculations, all 3 experimental hosts acquired high incidences (30 to 100 %) of infections by each of the 3 Perkinsus sp. isolates, based on PCR assays of DNAs from experimental host tissues that were collected through 60 d post-inoculation. Lesions containing proliferating pathogen cells were …