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Environmental Microbiology and Microbial Ecology

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Amphibian

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Full-Text Articles in Ecology and Evolutionary Biology

Influence Of Developmental Stage, Habitat, And Captivity On Thecutaneous Bacterial Communities Of Eastern Hellbenders (Cryptobranchus Alleganiensis Alleganiensis) In West Virginia, Rachel Fern Arrick Jan 2018

Influence Of Developmental Stage, Habitat, And Captivity On Thecutaneous Bacterial Communities Of Eastern Hellbenders (Cryptobranchus Alleganiensis Alleganiensis) In West Virginia, Rachel Fern Arrick

Theses, Dissertations and Capstones

Microbes inhabit virtually all surfaces of multicellular animal hosts, with microbial cells outnumbering the hosts’ own cells 10:1. Symbiont microbes, collectively referred to as the microbiome, can have profound impacts on the metabolism, development, behavior, and disease resistance of their multicellular hosts. Because the community structure of symbiont bacteria can influence host health, the characterization of amphibian microbiomes is becoming an increasingly important tool for future conservation in the face of global amphibian declines. Eastern hellbenders are good candidates for a microbiome study because they have seen substantial declines in recent decades and learning more about the environmental and physiological …


Comparative Analysis Of Anti-Bd Bacteria From Six Malagasy Frog Species Of Ranomafana National Park, Kelsey Savage May 2015

Comparative Analysis Of Anti-Bd Bacteria From Six Malagasy Frog Species Of Ranomafana National Park, Kelsey Savage

Senior Honors Projects, 2010-2019

As Malagasy amphibians are facing an impending extinction crisis from the lethal skin fungus Batrachochytrium dendrobatidis (Bd), it has become imperative to proactively mitigate the threat. Bd sporangia develop in the skin of infected amphibians and cause the skin to thicken, leading to ionic imbalance and eventual heart failure. It has been shown that certain bacterial species are able to inhibit Bd growth on amphibians by producing antifungal metabolites. Community-based probiotics are one approach used to combat chytridomycosis by inoculating an environment with Bd-inhibitory bacteria so that many amphibian species are treated at once. With this method, it is important …