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Cited by 222

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Akt Signaling Mediates Postnatal Heart Growth in Response to Insulin and Nutritional Status

Open access
Shiojima, Ichiro, Yefremashvili, Mikkael, Luo, Zhengyu, Kureishi, Yasuko, Takahashi, Akihiro, Tao, Jingzang, Rosenzweig, Anthony, Kahn, C. Ronald, Abel, E. Dale, Walsh, Kenneth·2002·Journal of Biological Chemistry

Abstract

Akt is a serine-threonine kinase that mediates a variety of cellular responses to external stimuli. During postnatal development, Akt signaling in the heart was up-regulated when the heart was rapidly growing and was down-regulated by caloric restriction, suggesting a role of Akt in nutrient-dependent regulation of cardiac growth. Consistent with this notion, reductions in Akt, 70-kDa S6 kinase 1, and eukaryotic initiation factor 4E-binding protein 1 phosphorylation were observed in mice with cardiac-specific deletion of insulin receptor gene, which exhibit a small heart phenotype. In contrast to wild type animals, caloric restriction in these mice had little effect on Akt phosphorylation in the heart. Furthermore, forced expression of Akt1 in these hearts restored 70-kDa S6 kinase 1 and eukaryotic initiation factor 4E-binding protein 1 phosphorylation to normal levels and rescued the small heart phenotype. Collectively, these results indicate that Akt signaling mediates insulin-dependent physiological heart growth during postnatal development and suggest a mechanism by which heart size is coordinated with overall body size as the nutritional status of the organism is varied.

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Crossref · 10.1074/jbc.m204572200

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Metadata

Authors
Shiojima, I., Yefremashvili, M., Luo, Z., Kureishi, Y., Takahashi, A., Tao, J., Rosenzweig, A., Kahn, C. R., Abel, E. D., & Walsh, K.
Venue
Journal of Biological Chemistry
Publisher
Elsevier BV
Published
2002-10
Volume
277
Issue
40
Pages
37670-37677
ISSN
0021-9258 (ISSN-L)
OpenAlex
W1978029099
Cited by
222
References
6
FWCI
3.67
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Akt Signaling Mediates Postnatal Heart Growth in Response to Insulin and Nutritional Status. https://app.cochat.ai/papers/10.1074/jbc.m204572200
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Shiojima, I., Yefremashvili, M., Luo, Z., Kureishi, Y., Takahashi, A., Tao, J., Rosenzweig, A., Kahn, C. R., Abel, E. D., & Walsh, K. (2002). Akt Signaling Mediates Postnatal Heart Growth in Response to Insulin and Nutritional Status. Journal of Biological Chemistry. https://doi.org/10.1074/jbc.m204572200

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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