Abstract:
:Breaking symmetry in populations of uniform cells, to induce adoption of an alternative cell fate, is an essential developmental mechanism. Similarly, domain and boundary establishment are crucial steps to forming organs during development. Notch signaling is a pathway ideally suited to mediating precise patterning cues, as both receptors and ligands are membrane-bound and can thus act as a precise switch to toggle cell fates on or off. Fine-tuning of signaling by positive or negative feedback mechanisms dictate whether signaling results in lateral induction or lateral inhibition, respectively, allowing Notch to either induce entire regions of cell specification, or dictate binary fate choices. Furthermore, pathway activity is modulated by Fringe modification of receptors or ligands, co-expression of receptors with ligands, mode of ligand presentation, and cell surface area in contact. In this review, we describe how Notch signaling is fine-tuned to mediate lateral induction or lateral inhibition cues, and discuss examples from C.elegans, D. melanogaster and M. musculus. Identifying the cellular machinery dictating the choice between lateral induction and lateral inhibition highlights the versatility of the Notch signaling pathway in development.
journal_name
Dev Bioljournal_title
Developmental biologyauthors
Sjöqvist M,Andersson ERdoi
10.1016/j.ydbio.2017.09.032subject
Has Abstractpub_date
2019-03-01 00:00:00pages
58-70issue
1eissn
0012-1606issn
1095-564Xpii
S0012-1606(17)30496-7journal_volume
447pub_type
杂志文章,评审abstract::Cell proliferation, growth and survival are three different basic processes which converge at determining a fundamental property -the size of an organism. Scalloped (Sd) is the first characterised transcriptional partner to Yorkie (Yki), the downstream effector of the Hippo pathway which is a highly potential and evol...
journal_title:Developmental biology
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abstract::Results of numerous experiments indicate that the transient rise in intracellular Ca2+ following sperm-egg fusion is essential for the subsequent events that constitute egg activation. Some events of egg activation, e.g., cortical granule exocytosis, however, appear more sensitive to intracellular Ca2+ than other even...
journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
pub_type: 杂志文章,评审
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
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更新日期:1994-04-01 00:00:00
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journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
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journal_title:Developmental biology
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
doi:10.1016/0012-1606(90)90298-w
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journal_title:Developmental biology
pub_type: 杂志文章
doi:10.1006/dbio.1994.1188
更新日期:1994-07-01 00:00:00
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
pub_type: 杂志文章
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更新日期:2003-05-15 00:00:00
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journal_title:Developmental biology
pub_type: 杂志文章
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更新日期:2000-09-01 00:00:00
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
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journal_title:Developmental biology
pub_type: 杂志文章
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journal_title:Developmental biology
pub_type: 杂志文章
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