Patterning of the C. elegans 1° vulval lineage by RAS and Wnt pathways
Patterning of the C. elegans 1° vulval lineage by RAS and Wnt pathways
复制标题
通过 RAS 和 Wnt 途径对线虫 1° 外阴谱系进行模式化
DOI:
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发表时间:
2000
期刊:
影响因子:
--
通讯作者:
P. Sternberg
中科院分区:
文献类型:
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作者:
Minqin Wang;P. Sternberg
In C. elegans, the descendants of the 1° vulval precursor
cell (VPC) establish a fixed spatial pattern of two different cell fates: E-F-F-E. The two inner granddaughters attach to the somatic gonadal anchor cell (AC) and generate four vulF cells, while the two outer granddaughters produce
four vulE progeny. zmp-1::GFP, a molecular marker that
distinguishes these two fates, is expressed in vulE cells, but not vulF cells. We demonstrate that a short-range AC signal is required to ensure that the pattern of vulE and vulF fates is properly established. In addition, signaling between the inner and outer 1° VPC descendants, as well as intrinsic polarity of the 1° VPC daughters, is involved in the asymmetric divisions of the 1° VPC daughters and the
proper orientation of the outcome. Finally, we provide
evidence that RAS signaling is used during this new AC
signaling event, while the Wnt receptor LIN-17 appears to
mediate signaling between the inner and outer 1° VPC
descendants.
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影响因子:
3.3
作者:
S. G. Clark;Xiaowei Lu;H. Horvitz
通讯作者:
S. G. Clark;Xiaowei Lu;H. Horvitz
影响因子:
3.3
作者:
Ferguson,EL;Horvitz,HR
通讯作者:
Horvitz,HR
DOI:
10.1006/dbio.1999.9357
发表时间:
1999
期刊:
Developmental biology.
影响因子:
--
作者:
Wang,M;Sternberg,PW
通讯作者:
Sternberg,PW
影响因子:
2.7
作者:
Paul W. Sternberg;Horvitz Hr
通讯作者:
Paul W. Sternberg;Horvitz Hr
DOI:
10.1242/dev.126.9.1947
发表时间:
1999
期刊:
Development (Cambridge, England)
影响因子:
--
作者:
Ambros,V
通讯作者:
Ambros,V