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Full-Text Articles in Biology

The Influence Of Historical Landscape Change On Genetic Variation And Population Structure Of A Terrestrial Salamander ( Plethodon Cinereus ), Mark Jordan, Douglas Morris, Scott Gibson Jul 2011

The Influence Of Historical Landscape Change On Genetic Variation And Population Structure Of A Terrestrial Salamander ( Plethodon Cinereus ), Mark Jordan, Douglas Morris, Scott Gibson

Mark A. Jordan

Forest loss and fragmentation is expected to shape the genetic structure of amphibian populations and reduce genetic variation. Another factor widely understood to have impacted these same parameters in North America is the range expansion that occurred following glacial retreat at the end of the Pleistocene. The Eastern Red-Backed Salamander (Plethodon cinereus) has been subjected to both processes. In this context, we investigated the historical events that are likely to have shaped genetic variation in this species using a panel of six microsatellite markers screened on individuals sampled across ten localities in northeastern Indiana, USA. We found low genetic diversity …


Mexican Axolotls ( Ambystoma Mexicanum ) Appear To Be Resistant To Ambystoma Tigrinum Virus (Atv), Crystal Paulson, Robert Visalli, Mark Jordan Jul 2011

Mexican Axolotls ( Ambystoma Mexicanum ) Appear To Be Resistant To Ambystoma Tigrinum Virus (Atv), Crystal Paulson, Robert Visalli, Mark Jordan

Mark A. Jordan

No abstract provided.