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Browse Dept. of Microbiology by Contributor

Browse Dept. of Microbiology by Contributor "Metcalf, William"

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Elucidating the mechanisms by which the human pathogen staphylococcus aureus resists host-imposed zinc starvation

Grim, Kyle P (2020-05-06)

During infection, the host sequesters essential nutrients such as zinc, iron, and manganese in order to prevent pathogens from obtaining them, a process termed nutritional immunity. In response, bacterial pathogens such ...

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Evaluating the contribution of a metal independent aldolase to resisting nutritional immunity

Bastille, Talina S. (2019-12-13)

The sequestration of essential nutrients from pathogens is a key component in the vertebrate immune response. One aspect of this defense, known as nutritional immunity, is the sequestration of the essential metals manganese ...

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Oxidative stress in anoxic habitats

Khademian, Maryam (2020-06-25)

Oxygen and its reactive species —hydrogen peroxide (H2O2), superoxide (O2-) and hydroxyl radicals (HO•)— can cause a plethora of damages in the cell, from DNA damage to inactivation of iron containing enzymes. Virtually ...

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Secondary problems caused by the oxyr response to hydrogen peroxide stress in Escherichia coli

Sen, Ananya (2021-01-19)

Escherichia coli resides in the lumen of the gut, where it encounters both biotic and abiotic sources of hydrogen peroxide stress. Hydrogen peroxide (H2O2) diffuses into cells, where it reacts with iron via Fenton chemistry. ...

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Now showing items 1-4 of 4