Rhizobium Nod factors induce an increase in sub-apical fine bundles of actin filaments in Vicia sativa root hairs within minutes

被引:74
|
作者
de Ruijter, NCA
Bisseling, T
Emons, AMC
机构
[1] Agr Univ Wageningen, Lab Plant Cytol & Morphol, NL-6703 BD Wageningen, Netherlands
[2] Wageningen Univ Agr, Mol Biol Lab, NL-6703 HA Wageningen, Netherlands
关键词
D O I
10.1094/MPMI.1999.12.9.829
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
We studied the response of the actin cytoskeleton in vetch root hairs after application of host-specific Nod factor. Within 3 to 15 min, the number of sub-apical fine bundles of actin filaments (FB-actin) increased in all developmental stages. Tip growth resumed only in hairs in which the FB-actin density and the length of the region with FB-actin exceeded a minimal value.
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页码:829 / 832
页数:4
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