Utilizing wild species for peanut improvement

HT Stalker - Crop Science, 2017 - Wiley Online Library
The cultivated peanut (Arachis hypogaea L.) is an allotetraploid species with a very large
and complex genome. This species is susceptible to numerous foliar and soil‐borne …

Comparative repeatome analysis reveals new evidence on genome evolution in wild diploid Arachis (Fabaceae) species

SS Samoluk, M Vaio, AM Ortíz, LMI Chalup, G Robledo… - Planta, 2022 - Springer
Main conclusion Opposing changes in the abundance of satellite DNA and long terminal
repeat (LTR) retroelements are the main contributors to the variation in genome size and …

Characterization of gene expression patterns in response to an orthotospovirus infection between two diploid peanut species and their hybrid

YJ Chen, MA Catto, S Pandey, S Leal-Bertioli… - Frontiers in Plant …, 2023 - frontiersin.org
Tomato spotted wilt orthotospovirus (TSWV) transmitted by thrips causes significant yield
loss in peanut (Arachis hypogaea L.) production. Use of peanut cultivars with moderate field …

Toward the development of a cross‐compatibility framework to enhance the utilization of peanut CWRs

AV García, L Chalup, JG Seijo - Crop Science, 2024 - Wiley Online Library
Utilizing valuable genes and alleles from crop wild relatives (CWRs) and transferring them to
elite varieties requires a thorough understanding of species cross compatibility and …

Spontaneous generation of diversity in Arachis neopolyploids (Arachis ipaënsis × Arachis duranensis)4x replays the early stages of peanut evolution

SCM Leal-Bertioli, EFMB Nascimento, MCF Chavarro… - G3, 2021 - academic.oup.com
Polyploidy is considered a driving force in plant evolution and domestication. Although in the
genus Arachis, several diploid species were traditionally cultivated for their seeds, only the …

Genomic relationships of the polyploid rhizoma peanut (Arachis glabrata Benth.) inferred by genomic in situ hybridization (GISH)

AM Ortiz, L Chalup, MC Silvestri, G Seijo… - Anais da Academia …, 2023 - SciELO Brasil
The rhizoma peanut (Arachis glabrata Benth., section Rhizomatosae) is a tetraploid
perennial legume. Although several A. glabrata cultivars have been developed as forage …

Heterochromatin evolution in Arachis investigated through genome-wide analysis of repetitive DNA

SS Samoluk, LMI Chalup, C Chavarro, G Robledo… - Planta, 2019 - Springer
Main conclusion The most conspicuous difference among chromosomes and genomes in
Arachis species, the patterns of heterochromatin, was mainly modeled by differential …

Occurrence of 2n microspore production in diploid interspecific hybrids between the wild parental species of peanut (Arachis hypogaea L., Leguminosae) and its …

AV García, AM Ortiz, MC Silvestri, AR Custodio… - Crop …, 2020 - Wiley Online Library
Unreduced (2n) gametes are the driving force that leads to polyploidization of plants in
nature and an important tool for ploidy breeding. Peanut (Arachis hypogaea L …

Relationships of the wild peanut species, section Arachis: A resource for botanical classification, crop improvement, and germplasm management

SCM Leal‐Bertioli, FJ de Blas… - American Journal of …, 2024 - Wiley Online Library
Premise Wild species are strategic sources of valuable traits to be introduced into crops
through hybridization. For peanut, the 33 currently described wild species in the section …

[HTML][HTML] The Identification of the Peanut Wild Relative Arachis stenosperma as a Source of Resistance to Stem Rot and Analyses of Genomic Regions Conferring …

YC Tsai, TB Brenneman, D Gao, Y Chu, S Lamon… - Agronomy, 2024 - mdpi.com
Peanut stem rot, also known as white mold, poses a significant threat to peanut production. It
is typically managed using fungicides and moderately resistant cultivars. Cultivars with …