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Cited by 476

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

The graded distribution of the dorsal morphogen is initiated by selective nuclear transport in Drosophila

Open access
Rushlow, Christine A., Han, Kyuhyung, Manley, James L., Levine, Michael·1989·Cell

Abstract

The maternal morphogen dorsal (dl) plays a key role in the establishment of dorsal-ventral polarity in Drosophila. We present evidence that the graded distribution of dl protein is initiated by selective nuclear transport. The dl protein is uniformly distributed throughout the cytoplasm of early embryos, but approximately 90 min after fertilization, dl protein present in ventral but not dorsal regions is selectively transported to the nucleus. Mutations in maternally active genes that regulate dl disrupt this transport process, resulting in an inactive, cytoplasmically localized form of the dl protein. Selective nuclear transport of dl protein was reproduced in tissue culture cells. The wild-type dl protein is largely restricted to the cytoplasm, while truncated proteins are predominantly localized within the nucleus. Transient cotransfection assays suggest that dl activates expression from several promoters in an apparently sequence-independent manner. We discuss the role of nuclear transport as a regulated process in gene expression and development.

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Crossref · 10.1016/0092-8674(89)90772-1

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Metadata

Authors
Rushlow, C. A., Han, K., Manley, J. L., & Levine, M.
Venue
Cell
Publisher
Elsevier BV
Published
1989-12
Volume
59
Issue
6
Pages
1165-1177
ISSN
0092-8674 (ISSN-L)
OpenAlex
W2159922116
Cited by
476
References
3
FWCI
17.48
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: The graded distribution of the dorsal morphogen is initiated by selective nuclear transport in Drosophila. https://app.cochat.ai/papers/10.1016/0092-8674(89)90772-1
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Rushlow, C. A., Han, K., Manley, J. L., & Levine, M. (1989). The graded distribution of the dorsal morphogen is initiated by selective nuclear transport in Drosophila. Cell. https://doi.org/10.1016/0092-8674(89)90772-1

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