D
Delinda A. Johnson
Researcher at University of Wisconsin-Madison
Publications - 57
Citations - 8039
Delinda A. Johnson is an academic researcher from University of Wisconsin-Madison. The author has contributed to research in topics: Neuroprotection & Oxidative stress. The author has an hindex of 37, co-authored 56 publications receiving 7306 citations. Previous affiliations of Delinda A. Johnson include University of Pennsylvania.
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Journal ArticleDOI
Coordinate Regulation of Glutathione Biosynthesis and Release by Nrf2-Expressing Glia Potently Protects Neurons from Oxidative Stress
Andy Y. Shih,Delinda A. Johnson,Gloria Wong,Andrew D. Kraft,Lei Jiang,Heidi Erb,Jeffrey A. Johnson,Timothy H. Murphy +7 more
TL;DR: It is shown that Nrf2 overexpression can reengineer neurons to express this glial pathway and enhance antioxidant gene expression and protect fully cocultured naive neurons from oxidative glutamate toxicity associated with glutathione (GSH) depletion.
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The Nrf2–ARE Pathway
Jeffrey A. Johnson,Delinda A. Johnson,Andrew D. Kraft,Marcus J. Calkins,Rebekah J. Jakel,Marcelo R. Vargas,Pei Chun Chen +6 more
TL;DR: This work hypothesizes that Nrf2–ARE activation is a novel neuroprotective pathway that confers resistance to a variety of oxidative, stress‐related, neurodegenerative insults and transplanted NRF2‐overexpressing astrocytes into the mouse striatum prior to lesioning with malonate to lead to dramatic protection against malonated neurotoxicity.
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Nrf2-mediated neuroprotection in the MPTP mouse model of Parkinson's disease : Critical role for the astrocyte
Pei Chun Chen,Marcelo R. Vargas,Amar K. Pani,Richard J. Smeyne,Delinda A. Johnson,Yuet Wai Kan,Jeffrey A. Johnson +6 more
TL;DR: Stark results indicate that Nrf2 expression restricted to astrocytes is sufficient to protect against MPTP andAstrocytic modulation of the NRF2-ARE pathway is a promising target for therapeutics aimed at reducing or preventing neuronal death in PD.
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Nuclear Factor E2-Related Factor 2-Dependent Antioxidant Response Element Activation by tert-Butylhydroquinone and Sulforaphane Occurring Preferentially in Astrocytes Conditions Neurons against Oxidative Insult
TL;DR: Strikingly, the change in neuronal gene expression after tBHQ treatment was dependent on Nrf2 activity in the astrocytes, suggesting that NRF2-dependent genetic changes alter neuron–glia interactions resulting in neuroprotection.
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Nrf2, a multi-organ protector?
Jong Min Lee,Jiang Li,Delinda A. Johnson,Thor D. Stein,Andrew D. Kraft,Marcus J. Calkins,Rebekah J. Jakel,Jeffrey A. Johnson +7 more
TL;DR: The widespread nature of NRF2 may have an important therapeutic potential, allowing prevention of carcinogenesis and neurodegenerative diseases, and is supported by microarray data indicating the protective role of Nrf2 is conveyed through both known ARE‐driven genes and novel cell type‐specific genes.