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Cited by 364

The DOI matches its Crossref record; 2 of the 2 references it cites were found in a registry or an index.

Copper chaperone for superoxide dismutase is essential to activate mammalian Cu/Zn superoxide dismutase

Open access
Wong, Philip C., Waggoner, Darrel, Subramaniam, Jamuna R., Tessarollo, Lino, Bartnikas, Thomas B., Culotta, Valeria C., Price, Donald L., Rothstein, Jeffrey, Gitlin, Jonathan D.·2000·Proceedings of the National Academy of Sciences

Abstract

Recent studies in Saccharomyces cerevisiae suggest that the delivery of copper to Cu/Zn superoxide dismutase (SOD1) is mediated by a cytosolic protein termed the copper chaperone for superoxide dismutase (CCS). To determine the role of CCS in mammalian copper homeostasis, we generated mice with targeted disruption of CCS alleles ( CCS −/− mice). Although CCS −/− mice are viable and possess normal levels of SOD1 protein, they reveal marked reductions in SOD1 activity when compared with control littermates. Metabolic labeling with 64 Cu demonstrated that the reduction of SOD1 activity in CCS −/− mice is the direct result of impaired Cu incorporation into SOD1 and that this effect was specific because no abnormalities were observed in Cu uptake, distribution, or incorporation into other cuproenzymes. Consistent with this loss of SOD1 activity, CCS −/− mice showed increased sensitivity to paraquat and reduced female fertility, phenotypes that are characteristic of SOD1-deficient mice. These results demonstrate the essential role of any mammalian copper chaperone and have important implications for the development of novel therapeutic strategies in familial amyotrophic lateral sclerosis.

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Metadata

Authors
Wong, P. C., Waggoner, D., Subramaniam, J. R., Tessarollo, L., Bartnikas, T. B., Culotta, V. C., Price, D. L., Rothstein, J., & Gitlin, J. D.
Venue
Proceedings of the National Academy of Sciences
Published
2000-02-29
Volume
97
Issue
6
Pages
2886-2891
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W1969665448
Cited by
364
References
2
FWCI
20.92
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Copper chaperone for superoxide dismutase is essential to activate mammalian Cu/Zn superoxide dismutase. https://app.cochat.ai/papers/10.1073/pnas.040461197
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Wong, P. C., Waggoner, D., Subramaniam, J. R., Tessarollo, L., Bartnikas, T. B., Culotta, V. C., Price, D. L., Rothstein, J., & Gitlin, J. D. (2000). Copper chaperone for superoxide dismutase is essential to activate mammalian Cu/Zn superoxide dismutase. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.040461197

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