19 Result(s)
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Cecilia Tamborindeguy
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Article
Open AccessInfluence of juvenile hormone analog on behavior in the red imported fire ant, Solenopsis invicta
Division of labor is a hallmark characteristic of social insect colonies. While it is understood that worker differentiation is regulated through either the queen or her brood, the understanding of the physiol...
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Open AccessFamily before work: task reversion in workers of the red imported fire ant, Solenopsis invicta in the presence of brood
Among social insects, task allocation within its group members remains as one of the paramount pillars of social functionality. Division of labor in many eusocial insects is maintained by behavioral flexibilit...
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Open AccessEffects of ‘Candidatus Liberibacter solanacearum’ haplotypes A and B on tomato gene expression and geotropism
The tomato psyllid, Bactericera cockerelli Šulc (Hemiptera: Triozidae), is a pest of solanaceous crops such as tomato (Solanum lycopersicum L.) in the U.S. and vectors the disease-causing pathogen ‘Candidatus Lib...
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Open AccessLasting consequences of psyllid (Bactericera cockerelli L.) infestation on tomato defense, gene expression, and growth
The tomato psyllid, Bactericera cockerelli Šulc (Hemiptera: Triozidae), is a pest of solanaceous crops such as tomato (Solanum lycopersicum L.) in the U.S. and vectors the disease-causing pathogen ‘Candidatus Lib...
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Identification of Tetraploid Potato Clones with Good Processing Quality among Genotypes with Reduced Zebra Chip Disease Symptomatology
Zebra chip (ZC) disease caused by the bacterium ‘Candidatus Liberibacter solanacearum’ (Lso) and vectored by the potato psyllid (Bactericera cockerelli Šulc.) inflicts significant yield and quality losses in pota...
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Effects of ‘Candidatus Liberibacter Solanacearum’ Haplotype on Atlantic Potato Tuber Emergence Rate in South Texas
The bacterium ‘Candidatus Liberibacter solanacearum’ (Lso) is a phloem-restricted plant pathogen associated with different diseases worldwide. In North America, two haplotypes, LsoA and LsoB, are vectored by the ...
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Open AccessAcquisition and transmission of two ‘Candidatus Liberibacter solanacearum’ haplotypes by the tomato psyllid Bactericera cockerelli
‘Candidatus Liberibacter solanacearum’ (Lso) is a pathogen of solanaceous crops. Two haplotypes of Lso (LsoA and LsoB) are present in North America; both are transmitted by the tomato psyllid, Bactericera cockere...
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Article
Non-invasive diagnostics of Liberibacter disease on tomatoes using a hand-held Raman spectrometer
Hand-held Raman spectroscopy can be used for confirmatory, non-invasive and non-destructive detection and identification of two haplotypes of Liberibacter disease on tomatoes. Using this spectroscopic approach...
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Differences in Zebra Chip Severity between ‘Candidatus Liberibacter Solanacearum’ Haplotypes in Texas
‘Candidatus Liberibacter solanacearum’ (Lso) is a phloem-restricted plant pathogen that is vectored between host plants by the potato psyllid, Bactericera cockerelli. Lso infects solanaceous crops whithin North A...
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Global gene regulation in tomato plant (Solanum lycopersicum) responding to vector (Bactericera cockerelli) feeding and pathogen (‘Candidatus Liberibacter solanacearum’) infection
Different responses are elicited in tomato plants by Bactericera cockerelli harboring or not the pathogen ‘Candidatus Liberibacter solanacearum’.
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Article
Open AccessTranscriptome of Russet Norkotah and its clonal selection, TXNS278
Potato has a large genetic diversity. This diversity is in part due to somaclonal variability that appears within potato selections for which tubers are used as seeds. However, the potato tetraploid genome, as...
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Article
Open AccessGlobal gene expression in two potato cultivars in response to ‘Candidatus Liberibacter solanacearum’ infection
Transcriptomic analyses were performed to compare the molecular responses of two potato varieties previously shown to differ in the severity of disease symptoms due to infection by “Candidatus Liberibacter solana...
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Article
Investigations on Putative Zebra Chip Tolerant Potato Selections
‘Candidatus Liberibacter solanacearum’ (Lso) has emerged as a devastating pathogen of solanaceous and other vegetable crops. In potato, Lso is the causative agent of zebra chip (ZC) disease, which threatens produ...
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Transcriptome analyses of Bactericera cockerelli adults in response to “Candidatus Liberibacter solanacearum” infection
The potato/tomato psyllid, Bactericera cockerelli (Šulc) is an economically important crop pest that not only causes damage through its feeding but also transmits the bacterium, “Candidatus Liberibacter solanacea...
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Article
Diversity of Endosymbionts in the Potato Psyllid, Bactericera cockerelli (Hemiptera: Triozidae), Vector of Zebra Chip Disease of Potato
Zebra chip disease is an emerging, serious disease of solanaceous crops and the causal agent is a bacterium “Candidatus Liberibacter solanacearum” (CLs), also known as “Candidatus Liberibacter psyllaurous”, which...
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Article
Open AccessImmunity and other defenses in pea aphids, Acyrthosiphon pisum
Recent genomic analyses of arthropod defense mechanisms suggest conservation of key elements underlying responses to pathogens, parasites and stresses. At the center of pathogen-induced immune responses are si...
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Article
Open AccessGenomic resources for Myzus persicae: EST sequencing, SNP identification, and microarray design
The green peach aphid, Myzus persicae (Sulzer), is a world-wide insect pest capable of infesting more than 40 plant families, including many crop species. However, despite the significant damage inflicted by M. p...
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Comparative analysis of early embryonic sunflower cDNA libraries
To gain information concerning cell functions and activities during sunflower embryogenesis, an expressed sequence tag (EST) approach was used to analyse gene expression in the early stages of sunflower embryo...
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Mass cloning of differential and nondifferential transcript-derived fragments from cDNA-AFLP experiments in sunflower
We have developed a 1-step procedure for cloning multiple bands obtained through cDNA-amplified fragment length polymorphism (AFLP) experiments. This protocol enables us to clone differential and nondifferenti...
