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CEP162 deficiency causes human retinal degeneration and reveals a dual role in ciliogenesis and neurogenesis

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Abstract
Defects in primary or motile cilia result in a variety of human pathologies, and retinal degeneration is frequently associated with these so-called ciliopathies. We found that homozygosity for a truncating variant in CEP162, a centrosome and microtubule-associated protein required for transition zone assembly during ciliogenesis and neuronal differentiation in the retina, caused late-onset retinitis pigmentosa in 2 unrelated families. The mutant CEP162-E646R*5 protein was expressed and properly localized to the mitotic spindle, but it was missing from the basal body in primary and photoreceptor cilia. This impaired recruitment of transition zone components to the basal body and corresponded to complete loss of CEP162 function at the ciliary compartment, reflected by delayed formation of dysmorphic cilia. In contrast, shRNA knockdown of Cep162 in the developing mouse retina increased cell death, which was rescued by expression of CEP162-E646R*5, indicating that the mutant retains its role for retinal neurogenesis. Human retinal degeneration thus resulted from specific loss of the ciliary function of CEP162.

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MLA
Nuzhat, Nafisa, et al. “CEP162 Deficiency Causes Human Retinal Degeneration and Reveals a Dual Role in Ciliogenesis and Neurogenesis.” JOURNAL OF CLINICAL INVESTIGATION, vol. 133, no. 8, 2023, doi:10.1172/JCI161156.
APA
Nuzhat, N., Van Schil, K., Liakopoulos, S., Bauwens, M., Dueñas Rey, A., Kaeseberg, S., … Bolz, H. J. (2023). CEP162 deficiency causes human retinal degeneration and reveals a dual role in ciliogenesis and neurogenesis. JOURNAL OF CLINICAL INVESTIGATION, 133(8). https://doi.org/10.1172/JCI161156
Chicago author-date
Nuzhat, Nafisa, Kristof Van Schil, Sandra Liakopoulos, Miriam Bauwens, Alfredo Dueñas Rey, Stephan Kaeseberg, Melanie Jaeger, et al. 2023. “CEP162 Deficiency Causes Human Retinal Degeneration and Reveals a Dual Role in Ciliogenesis and Neurogenesis.” JOURNAL OF CLINICAL INVESTIGATION 133 (8). https://doi.org/10.1172/JCI161156.
Chicago author-date (all authors)
Nuzhat, Nafisa, Kristof Van Schil, Sandra Liakopoulos, Miriam Bauwens, Alfredo Dueñas Rey, Stephan Kaeseberg, Melanie Jaeger, Jason R. Willer, Jennifer Winter, Hanh M. Truong, Núria Roura Gruartmoner, Mattias Van Heetvelde, Joachim Wolf, Robert Merget, Sabine Grasshoff-Derr, Jo Van Dorpe, Anne Hoorens, Heidi Stoehr, Luke Mansard, Anne-Francoise Roux, Thomas Langmann, Katharina Dannhausen, David Rosenkranz, Karl M. Wissing, Michel Van Lint, Heidi Rossmann, Friederike Haeuser, Peter Nuernberg, Holger Thiele, Ulrich Zechner, Jillian N. Pearring, Elfride De Baere, and Hanno J. Bolz. 2023. “CEP162 Deficiency Causes Human Retinal Degeneration and Reveals a Dual Role in Ciliogenesis and Neurogenesis.” JOURNAL OF CLINICAL INVESTIGATION 133 (8). doi:10.1172/JCI161156.
Vancouver
1.
Nuzhat N, Van Schil K, Liakopoulos S, Bauwens M, Dueñas Rey A, Kaeseberg S, et al. CEP162 deficiency causes human retinal degeneration and reveals a dual role in ciliogenesis and neurogenesis. JOURNAL OF CLINICAL INVESTIGATION. 2023;133(8).
IEEE
[1]
N. Nuzhat et al., “CEP162 deficiency causes human retinal degeneration and reveals a dual role in ciliogenesis and neurogenesis,” JOURNAL OF CLINICAL INVESTIGATION, vol. 133, no. 8, 2023.
@article{01H9JT720QB2EXJCZVW1NJDDEP,
  abstract     = {{Defects in primary or motile cilia result in a variety of human pathologies, and retinal degeneration is frequently associated with these so-called ciliopathies. We found that homozygosity for a truncating variant in CEP162, a centrosome and microtubule-associated protein required for transition zone assembly during ciliogenesis and neuronal differentiation in the retina, caused late-onset retinitis pigmentosa in 2 unrelated families. The mutant CEP162-E646R*5 protein was expressed and properly localized to the mitotic spindle, but it was missing from the basal body in primary and photoreceptor cilia. This impaired recruitment of transition zone components to the basal body and corresponded to complete loss of CEP162 function at the ciliary compartment, reflected by delayed formation of dysmorphic cilia. In contrast, shRNA knockdown of Cep162 in the developing mouse retina increased cell death, which was rescued by expression of CEP162-E646R*5, indicating that the mutant retains its role for retinal neurogenesis. Human retinal degeneration thus resulted from specific loss of the ciliary function of CEP162.}},
  articleno    = {{e161156}},
  author       = {{Nuzhat, Nafisa and  Van Schil, Kristof and  Liakopoulos, Sandra and Bauwens, Miriam and Dueñas Rey, Alfredo and  Kaeseberg, Stephan and  Jaeger, Melanie and  Willer, Jason R. and  Winter, Jennifer and  Truong, Hanh M. and Roura Gruartmoner, Núria and Van Heetvelde, Mattias and  Wolf, Joachim and  Merget, Robert and  Grasshoff-Derr, Sabine and Van Dorpe, Jo and Hoorens, Anne and  Stoehr, Heidi and  Mansard, Luke and  Roux, Anne-Francoise and  Langmann, Thomas and  Dannhausen, Katharina and  Rosenkranz, David and  Wissing, Karl M. and  Van Lint, Michel and  Rossmann, Heidi and  Haeuser, Friederike and  Nuernberg, Peter and  Thiele, Holger and  Zechner, Ulrich and Pearring, Jillian N. and De Baere, Elfride and Bolz, Hanno J.}},
  issn         = {{0021-9738}},
  journal      = {{JOURNAL OF CLINICAL INVESTIGATION}},
  language     = {{eng}},
  number       = {{8}},
  pages        = {{14}},
  title        = {{CEP162 deficiency causes human retinal degeneration and reveals a dual role in ciliogenesis and neurogenesis}},
  url          = {{http://doi.org/10.1172/JCI161156}},
  volume       = {{133}},
  year         = {{2023}},
}

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