Publications by authors named "Andrea Sandoval"

Article Synopsis
  • - The assembly of the Drosophila melanogaster brain connectome, featuring over 125,000 neurons and 50 million synaptic connections, serves as a framework to study sensory processing across the brain.
  • - A computational model simulating the fly's brain was created to investigate the neural circuits involved in feeding and grooming behaviors, accurately predicting neuron responses to taste and motor activity.
  • - The model also extends to mechanosensory circuits, confirming its ability to predict neuronal activation patterns and providing valuable insights into how the brain processes different sensory stimuli for behaviors.
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An EMS-based forward genetic screen was conducted in an apoptotic null background to identify genetic aberrations that contribute to regulation of cell growth in . The current work maps the genomic location of one of the identified mutants, . Genetic crosses conducted through the Fly-CURE consortium determined that the gene locus for the mutation is on chromosome 2R.

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Latinx populations face a higher burden of kidney failure and associated negative outcomes compared with non-Latinx White populations, despite sharing a similar prevalence of CKD. Community health worker (CHW) interventions have been shown to improve outcomes for Latinx individuals, but they are largely underutilized in kidney disease. We convened a workshop of four ongoing kidney disease CHW programs to identify successes, challenges, potential solutions, and needed research to promote CHW programs for Latinx individuals with kidney disease.

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The forthcoming assembly of the adult central brain connectome, containing over 125,000 neurons and 50 million synaptic connections, provides a template for examining sensory processing throughout the brain. Here, we create a leaky integrate-and-fire computational model of the entire brain, based on neural connectivity and neurotransmitter identity, to study circuit properties of feeding and grooming behaviors. We show that activation of sugar-sensing or water-sensing gustatory neurons in the computational model accurately predicts neurons that respond to tastes and are required for feeding initiation.

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Microbacteriophages Zada and Ioannes were isolated from soil and characterized. Genomes were then sequenced and annotated. This was done using the host bacterium Zada and Ioannes are both lytic phages with a morphotype.

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Mycobacteriophages Darionha, Salz, and ThreeRngTarjay are mycobacteriophages isolated using the host mc155. Following isolation from soil samples, all three siphoviridae phages were characterized, and their genomes were sequenced and annotated.

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This case report describes the rare phenomenon of malignant conversion of benign right ventricular outflow tract ventricular tachycardia into idiopathic ventricular fibrillation 18 years after successful ablation, in the absence of any type of heart disease. We review the current literature looking at predictors for this event, with the conclusion that there are no reliable risk predictors available. Until clear guidelines exist, we suggest patients be informed and monitored for the possibility of "malignant conversion" following ablation for benign idiopathic outflow tract ventricular tachycardia.

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Thin films of PEDOT synthesized on platinum single electrodes in contact with the ionic liquid 1-ethyl-2,3-dimethylimidazolium triflimide ([EMMIM]Tf2N) were studied by cyclic voltammetry, chronoamperometry, infrared spectroscopy and atomic force microscopy. It was found that the polymer grows faster on Pt(111) than on Pt(110) or Pt(100) and that the redox reactions associated with the PEDOT p-doping process are much more reversible in [EMMIM]Tf2N than in acetonitrile. Finally, the ion exchange and charge carriers' formation during the p-doping reaction of PEDOT were studied using in situ FTIR spectroscopy.

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Background: The insertion element IS6110 is one of the main sources of genomic variability in Mycobacterium tuberculosis, the etiological agent of human tuberculosis. Although IS 6110 has been used extensively as an epidemiological marker, the identification of the precise chromosomal insertion sites has been limited by technical challenges. Here, we present IS-seq, a novel method that combines high-throughput sequencing using Illumina technology with efficient combinatorial sample multiplexing to simultaneously probe 519 clinical isolates, identifying almost all the flanking regions of the element in a single experiment.

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Introduction: A growing number of sequenced genomes belonging to the Mycobacterium tuberculosis complex has enabled a comparison of strain traits and genomic constitution. These analyses may reveal mechanisms of evolution and genomic variation relevant to tuberculosis pathogenesis.

Objective: Multiple alignments were used to analyze the differences between six genomes of the M.

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Article Synopsis
  • Tuberculosis is a major global health threat, necessitating a deeper understanding of the factors that influence its outcomes, including host, environment, and bacterial characteristics.
  • Recent findings reveal six large genetic variations unique to Haarlem strains of Mycobacterium tuberculosis, including deletions and insertions, which may affect the strain's biology and potential drug targets.
  • These genetic markers can enhance the identification of Haarlem strains through rapid PCR testing, highlighting the need for a core set of genes that all TB strains share for better drug and vaccine development.
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