The complete nucleotide sequences of two isolates of grapevine rupestris stem pitting-associated virus (LSL and JF) collected from grapevine of Xingcheng in Liaoning Province, China, were determined. The genomes of both LSL and JF were found to contain five open reading frames (ORFs). Sequence alignments showed that the genomic sequences of JF were 76.1 %-83.5 % identical to the other ten GRSPaV isolates that have been reported previously and that the nucleotide sequence identity of isolate LSL to other isolates was no more than 78 %. Phylogenetic analysis based on the complete genome sequence indicated that JF belongs to group III and that LSL belongs to a new group (group IV). The average genetic distances of the new genetic lineage from groups I, II and III were 0.34, 0.32 and 0.33, respectively.
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http://dx.doi.org/10.1007/s00705-015-2544-6 | DOI Listing |
Micron
February 2025
Division of Vegetable Science, ICAR-Indian Agricultural Research Institute, New Delhi 110012, India.
Powdery mildew caused by Erysiphe necator poses a major challenge for grapevine cultivation. This study investigates how stomatal and structural traits influence resistance to this pathogen across diverse Vitis genotypes. Microscopic analysis revealed significant variations in stomatal characteristics.
View Article and Find Full Text PDFPlant Dis
August 2024
CREA, Conegliano, TV, Italy;
Plant Cell Environ
December 2024
Facultad de Ciencias Agronómicas y de los Alimentos, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile.
Cortical lacunae caused by drought, especially observed in hybrids originating from Vitis rupestris, disrupt the connection between roots and soil. Yet, the physiological processes behind lacuna formation during drought and its consistency across Vitis species remain unclear. Here, we used a root pressure probe to investigate fine root hydraulic and mechanical properties, in the arid-adapted R-65 and drought-susceptible 101-14Mgt cultivars.
View Article and Find Full Text PDFFunct Plant Biol
July 2024
College of Life Science and Technology, Gansu Agricultural University, Lanzhou 730070, China; and College of Horticulture, Gansu Agricultural University, Lanzhou 730070, China; and Laboratory of Aridland Crop Science, Gansu Agricultural University, Lanzhou 730070, China.
The WUSCHEL-related homeobox (WOX) transcription factor family plays critical roles in plant growth, development, and stress adaptation, but the biological functions in response to various stress of the WOX gene family have not been extensively researched in grapevine (Vitis vinifera ). In this study, 12 grapevine WOXs were identified from the grapevine genome. Quantitative PCR and microarray expression profiling found that the expression of WOXs had an obvious tissue-specific pattern.
View Article and Find Full Text PDFPlant Dis
June 2024
Agriculture and AgriFood Canada , Research and development center, 430 Gouin, Saint-Jean-sur-Richelieu, Quebec, Canada, J3B3E6;
Grapevine enamovirus 1 (GEV1) belongs to the genus Enamovirus, in the family Solemoviridae. It has been reported from several countries infecting grapevines including Brazil (Silva et al. 2017), China (Ren et al.
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