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Cited by 688

The DOI matches its Crossref record; 37 of the 37 references it cites were found in a registry or an index.

Lamins A and C but Not Lamin B1 Regulate Nuclear Mechanics

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Lammerding, Jan, Fong, Loren G., Ji, Julie Y., Reue, Karen, Stewart, Colin L., Young, Stephen G., Lee, Richard T.·2006·Journal of Biological Chemistry

Abstract

Mutations in the nuclear envelope proteins lamins A and C cause a broad variety of human diseases, including Emery-Dreifuss muscular dystrophy, dilated cardiomyopathy, and Hutchinson-Gilford progeria syndrome. Cells lacking lamins A and C have reduced nuclear stiffness and increased nuclear fragility, leading to increased cell death under mechanical strain and suggesting a potential mechanism for disease. Here, we investigated the contribution of major lamin subtypes (lamins A, C, and B1) to nuclear mechanics by analyzing nuclear shape, nuclear dynamics over time, nuclear deformations under strain, and cell viability under prolonged mechanical stimulation in cells lacking both lamins A and C, cells lacking only lamin A (i.e. "lamin C-only" cells), cells lacking wild-type lamin B1, and wild-type cells. Lamin A/C-deficient cells exhibited increased numbers of misshapen nuclei and had severely reduced nuclear stiffness and decreased cell viability under strain. Lamin C-only cells had slightly abnormal nuclear shape and mildly reduced nuclear stiffness but no decrease in cell viability under strain. Interestingly, lamin B1-deficient cells exhibited normal nuclear mechanics despite having a significantly increased frequency of nuclear blebs. Our study indicates that lamins A and C are important contributors to the mechanical stiffness of nuclei, whereas lamin B1 contributes to nuclear integrity but not stiffness.

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Metadata

Authors
Lammerding, J., Fong, L. G., Ji, J. Y., Reue, K., Stewart, C. L., Young, S. G., & Lee, R. T.
Venue
Journal of Biological Chemistry
Publisher
Elsevier BV
Published
2006-09
Volume
281
Issue
35
Pages
25768-25780
ISSN
0021-9258 (ISSN-L)
OpenAlex
W2052373675
Cited by
688
References
37
FWCI
5.28
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Lamins A and C but Not Lamin B1 Regulate Nuclear Mechanics. https://app.cochat.ai/papers/10.1074/jbc.m513511200
The paper
Lammerding, J., Fong, L. G., Ji, J. Y., Reue, K., Stewart, C. L., Young, S. G., & Lee, R. T. (2006). Lamins A and C but Not Lamin B1 Regulate Nuclear Mechanics. Journal of Biological Chemistry. https://doi.org/10.1074/jbc.m513511200

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

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.