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Cited by 164

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

Deficiency of Asparagine Synthetase Causes Congenital Microcephaly and a Progressive Form of Encephalopathy

Open access
Ruzzo, Elizabeth K., Capo-Chichi, José-Mario, Ben-Zeev, Bruria, Chitayat, David, Mao, Hanqian, Pappas, Andrea L., Hitomi, Yuki, Lu, Yi-Fan, Yao, Xiaodi, Hamdan, Fadi F., Pelak, Kimberly, Reznik-Wolf, Haike, Bar-Joseph, Ifat, Oz-Levi, Danit, Lev, Dorit, Lerman-Sagie, Tally, Leshinsky-Silver, Esther, Anikster, Yair, Ben-Asher, Edna, Olender, Tsviya, Colleaux, Laurence, Décarie, Jean-Claude, Blaser, Susan, Banwell, Brenda, Joshi, Rasesh B., He, Xiao-Ping, Patry, Lysanne, Silver, Rachel J., Dobrzeniecka, Sylvia, Islam, Mohammad S., Hasnat, Abul, Samuels, Mark E., Aryal, Dipendra K., Rodriguiz, Ramona M., Jiang, Yong-hui, Wetsel, William C., McNamara, James O., Rouleau, Guy A., Silver, Debra L., Lancet, Doron, Pras, Elon, Mitchell, Grant A., Michaud, Jacques L., Goldstein, David B.·2013·Neuron

Abstract

We analyzed four families that presented with a similar condition characterized by congenital microcephaly, intellectual disability, progressive cerebral atrophy, and intractable seizures. We show that recessive mutations in the ASNS gene are responsible for this syndrome. Two of the identified missense mutations dramatically reduce ASNS protein abundance, suggesting that the mutations cause loss of function. Hypomorphic Asns mutant mice have structural brain abnormalities, including enlarged ventricles and reduced cortical thickness, and show deficits in learning and memory mimicking aspects of the patient phenotype. ASNS encodes asparagine synthetase, which catalyzes the synthesis of asparagine from glutamine and aspartate. The neurological impairment resulting from ASNS deficiency may be explained by asparagine depletion in the brain or by accumulation of aspartate/glutamate leading to enhanced excitability and neuronal damage. Our study thus indicates that asparagine synthesis is essential for the development and function of the brain but not for that of other organs.

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Authors
Ruzzo, E. K., Capo-Chichi, J.-M., Ben-Zeev, B., Chitayat, D., Mao, H., Pappas, A. L., Hitomi, Y., Lu, Y.-F., Yao, X., Hamdan, F. F., Pelak, K., Reznik-Wolf, H., Bar-Joseph, I., Oz-Levi, D., Lev, D., Lerman-Sagie, T., Leshinsky-Silver, E., Anikster, Y., Ben-Asher, E., Olender, T., Colleaux, L., Décarie, J.-C., Blaser, S., Banwell, B., Joshi, R. B., He, X.-P., Patry, L., Silver, R. J., Dobrzeniecka, S., Islam, M. S., Hasnat, A., Samuels, M. E., Aryal, D. K., Rodriguiz, R. M., Jiang, Y.-H., Wetsel, W. C., McNamara, J. O., Rouleau, G. A., Silver, D. L., Lancet, D., Pras, E., Mitchell, G. A., Michaud, J. L., & Goldstein, D. B.
Venue
Neuron
Publisher
Elsevier BV
Published
2013-10
Volume
80
Issue
2
Pages
429-441
ISSN
0896-6273 (ISSN-L)
OpenAlex
W2008218423
Cited by
164
References
6
FWCI
3.48
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Deficiency of Asparagine Synthetase Causes Congenital Microcephaly and a Progressive Form of Encephalopathy. https://app.cochat.ai/papers/10.1016/j.neuron.2013.08.013
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Ruzzo, E. K., Capo-Chichi, J.-M., Ben-Zeev, B., Chitayat, D., Mao, H., Pappas, A. L., Hitomi, Y., Lu, Y.-F., Yao, X., Hamdan, F. F., Pelak, K., Reznik-Wolf, H., Bar-Joseph, I., Oz-Levi, D., Lev, D., Lerman-Sagie, T., Leshinsky-Silver, E., Anikster, Y., Ben-Asher, E., . . . Goldstein, D. B. (2013). Deficiency of Asparagine Synthetase Causes Congenital Microcephaly and a Progressive Form of Encephalopathy. Neuron. https://doi.org/10.1016/j.neuron.2013.08.013

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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.