Plant Biology: New Insight into How Roots 'Mask Up'
Mariela I Monteoliva1, Laura E Bartley2
1Washington State University, Pullman, WA, USA; University of Oklahoma, Norman, OK, USA; Instituto de Fisiologia y Recursos Geneticos Vegetales - Unidad de Estudios Agropecuarios (IFRGV-UDEA), Instituto Nacional de Tecnologia Agropecuaria (INTA - CONICET), Cordoba, Argentina.
Abstract:
Extra- and trans-cellular barriers are essential for root function under even mild stress. New research shows that establishing both the lignin and suberin barriers in the Arabidopsis endodermis requires phenylpropanoid biosynthesis by endodermal cells themselves.
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