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Listar por autor "Pérez-Luna, Ana Isabel"
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Characterization of Curtovirus V2 Protein, a Functional Homolog of Begomovirus V2
Pérez-Luna, Ana Isabel; Romero-Rodríguez, Beatriz; Rosas-Díaz, Tábata Victoria; Cerero, Laura; Rodríguez Negrete, Edgar A.; Castillo-Garriga, Araceli; Rodríguez-Bejarano, Eduardo[et al.] (Frontiers, 2020-06-19)Geminiviruses are single-stranded DNA plant viruses with circular genomes packaged within geminate particles. Among the Geminiviridae family, Begomovirus and Curtovirus comprise the two best characterized genera. Curtovirus ... -
Functional Analysis of Gene-Silencing Suppressors from Tomato Yellow Leaf Curl Disease Viruses
Pérez-Luna, Ana Isabel; Morilla, Gabriel; Voinnet, Olivier; Rodríguez-Bejarano, Eduardo (APS Publications, 2012-06-01)Tomato yellow leaf curl disease (TYLCD) is caused by a complex of phylogenetically related Begomovirus spp. that produce similar symptoms when they infect tomato plants but have different host ranges. In this work, we ... -
Functional Analysis of V2 Protein of Beet Curly Top Iran Virus
Bahari, Atiyeh; Castillo-Garriga, Araceli; Safaie, Naser; Bejarano, Eduardo R.; Pérez-Luna, Ana Isabel; Shams-Bakhsh, Masoud[et al.] (IOAP-MDPI, 2022-12-02)El virus Geminivirus de la punta rizada de la remolacha de Irán (BCTIV) es uno de los principales agentes causales de la enfermedad de la punta rizada de la remolacha en Irán y la especie tipo del género Becurtovirus ... -
Geminivirus Replication Protein impairs SUMO conjugation of PCNA at two acceptor sites.
Arroyo-Mateos, Manuel; Sabarit Penalosa, Blanca; Maio, Francesca; Sánchez-Durán, Miguel A.; Rosas-Díaz, Tábata Victoria; Prins, Marcel; Ruiz-Albert, Francisco Javier; Pérez-Luna, Ana Isabel; Van den Burg, Harrold; Rodríguez-Bejarano, Eduardo[et al.] (ASM Journals, 2018-06-27)Geminiviruses are DNA viruses that replicate in nuclei of infected plant cells using the plant DNA replication machinery, including PCNA (proliferating cellular nuclear antigen), a cofactor that orchestrates genome duplication ... -
Geminivirus-Encoded Proteins: Not All Positional Homologs Are Made Equal
Pérez-Luna, Ana Isabel; Lozano-Durán, Rosa (Frontiers, 2020-05-05)Geminiviruses are insect-transmitted plant viruses with circular, single-stranded (ss)DNA genomes that cause devastating diseases in major crops worldwide. The family Geminiviridae comprises more than 450 species divided ... -
Geminiviruses Subvert Ubiquitination by Altering CSN-Mediated Derubylation of SCF E3 Ligase Complexes and Inhibit Jasmonate Signaling in Arabidopsis thaliana
Lozano-Durán, Rosa; Rosas-Díaz, Tábata Victoria; Gusmaroli, Giuliana; Pérez-Luna, Ana Isabel; Taconnat, Ludivine; Wang Deng, Xing; Rodríguez-Bejarano, Eduardo[et al.] (Oxford Academy, 2011-03)Viruses must create a suitable cell environment and elude defense mechanisms, which likely involves interactions with host proteins and subsequent interference with or usurpation of cellularmachinery. Here, we describe a ... -
Global analysis of the geminivirus tomato yellow leaf curl virus (TYLCV) genome expression and DNA methylation during infection in tomato plants
Piedra-Aguilera, Álvaro; Jiao, Chen; Romero-Rodríguez, Beatriz; Esteve-Codina, Anna; Villanueva-Montiel, Francisco; Díaz-Pendón, Juan Antonio; Fei, Zhangjun; Pérez-Luna, Ana Isabel; Rodríguez-Bejarano, Eduardo; Castillo-Garriga, Araceli[et al.] (2018-10-30)Geminiviruses are the plant largest family of DNA viruses that cause devastating diseases in crops worldwide. Upon the infection, viral genomes and transcripts are targeted by the plant gene silencing machinery, that ... -
Identification of Host Genes Involved in Geminivirus Infection Using a Reverse Genetics Approach
Lozano Durán, Rosa; Rosas-Díaz, Tábata Victoria; Pérez-Luna, Ana Isabel; Rodríguez-Bejarano, Eduardo (PlosONE, 2011-07-26)Geminiviruses, like all viruses, rely on the host cell machinery to establish a successful infection, but the identity and function of these required host proteins remain largely unknown. Tomato yellow leaf curl Sardinia ... -
Identification of virus determinants and mechanisms that regulate tomato leaf curl New Delhi host range
Fortes, Isabel M; Pérez-Rubio, Verónica; Pérez-Luna, Ana Isabel; Fernández Muñoz, Rafael; Rodríguez-Bejarano, Eduardo; Moriones, Enrique; Castillo-Garriga, Araceli[et al.] (2022-01)Tomato leaf curl New Delhi virus (ToLCNDV) is a whitefly-transmitted bipartite begomovirus (genus Begomovirus, family Geminiviridae), whose genome contain two single-stranded DNA molecules (DNA-A and DNA-B). This virus ... -
Integrated single-base resolution maps of transcriptome, sRNAome and methylome of Tomato yellow leaf curl virus (TYLCV) in tomato
Piedra-Aguilera, Álvaro; Jiao, Chen; Pérez-Luna, Ana Isabel; Villanueva, Francisco; Dabad, Marc; Esteve-Codina, Anna; Diaz-Pendón, Juan Antonio; Fei, Zhangjun; Rodríguez-Bejarano, Eduardo; Castillo-Garriga, Araceli[et al.] (Springer Nature, 2019-02-27)Geminiviruses are plant ssDNA viruses that replicate through dsDNA intermediates and form minichromosomes which carry the same epigenetic marks as the host chromatin. During the infection, geminiviruses are targets of ... -
Intregrated transcriptome, methylome and smallRNA profile analysis of a geminivirus infection
Piedra-Aguilera, Álvaro; Jiao, Chen; Esteve-Codina, Anna; Abad, Marc; Pérez-Luna, Ana Isabel; Villanueva-Montiel, Francisco; Díaz-Pendón, Juan Antonio; Fei, Zhangjun; Rodríguez-Bejarano, Eduardo; Castillo-Garriga, Araceli[et al.] (2018-01-08)Geminiviruses constitute the largest family of plant-infecting viruses with small, single- stranded DNA genomes that replicate through double-stranded DNA intermediates. Because of their limited coding capacity, geminiviruses ... -
Study of the PTGS suppressor activity of V2 protein from geminivirus Beet curly top virus
Pérez-Luna, Ana Isabel; Rodríguez-Negrete, Edgar; Castillo, D.; Morilla, Gabriel; Wang, Liping; Lozano-Durán, Rosa; Rodríguez-Bejarano, Eduardo[et al.] (2017-06-26)Suppression of gene silencing is a key mechanism for the success of viral infection in plants. DNA viruses from the Geminiviridae family encode several proteins that suppress post- and transcriptional gene silencing ... -
V2 from a curtovirus is a suppressor of post-transcriptional gene silencing
Pérez-Luna, Ana Isabel; Rodríguez-Negrete, Edgar A.; Morilla, Gabriel; Wang, Liping; Lozano-Durán, Rosa; Castillo-Garriga, Araceli; Rodríguez-Bejarano, Eduardo[et al.] (Microbiology Society, 2017-10-01)The suppression of gene silencing is a key mechanism for the success of viral infection in plants. DNA viruses from the Geminiviridae family encode several proteins that suppress transcriptional and post-transcriptional ...