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NIEHS Archives

Study advances understanding of bacterial bioterrorism agent

Apr. 7, 2022—Vanderbilt researchers have identified a critical regulatory factor in the bacterium that causes the disease anthrax and has been used as a biological weapon.

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Salmonella overcomes host resistance

Jan. 13, 2022—The invading pathogen Salmonella, a common cause of food poisoning, can change its metabolism to overcome host resistance to its colonization.

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Probing DNA damage repair

Jun. 18, 2020—After discovering a new mechanism for DNA damage repair last year, Vanderbilt biochemists now provide direct evidence for how it works.

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The adaptable anthrax bacterium

May. 14, 2020—Vanderbilt researchers discover how anthrax bacterium defends itself against structural damage and resists the toxicity of the antimicrobial drug targocil.

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Team’s study reveals details of new DNA repair pathway

Jul. 25, 2019—Investigators have discovered how a DNA repair pathway protein shields sites of damage to avoid mutations and maintain genome integrity.

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Steroid binding to metabolic enzyme

Jun. 12, 2019—Understanding how a steroid-metabolizing enzyme binds to its substrates may aid in designing drugs to treat sexual dysfunction as well as prostate cancer.

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The yin and yang of cell signaling

Feb. 14, 2019—Larry Marnett and colleagues have explored the role of two enzymes in metabolizing molecules associated with cell proliferation, inflammatory processes and neurological diseases.

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How the skin protects

Apr. 19, 2018—Treatments for common skin conditions such as atopic dermatitis may be improved by understanding the enzymes responsible for forming the skin’s water-tight barrier.

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DNA damage repair: molecular insights

Dec. 5, 2017—Structural details about a protein involved in the repair of damaged DNA provide insight into xeroderma pigmentosum disorders, which are characterized by increased risk for skin cancer.

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Oxidative stress in tumors

May. 18, 2017—Vanderbilt investigators have developed a new method for measuring oxidative stress in human tumors, which provides insight into cancer development.

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A new mode of DNA repair

Apr. 14, 2017—Structural details of a protein that removes DNA lesions shed light on fundamental mechanisms of DNA repair.

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Blood-brain barrier on a chip sheds new light on “silent killer”

Dec. 6, 2016—A new microfluidic device containing human cells that faithfully mimics the behavior of the blood-brain barrier is providing new insights into brain inflammation, the silent killer.

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