Search Results - "Medina, Sarah J."
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Leapfrog dynamics in phage‐bacteria coevolution revealed by joint analysis of cross‐infection phenotypes and whole genome sequencing
Published in Ecology letters (01-04-2022)“…Viruses and their hosts can undergo coevolutionary arms races where hosts evolve increased resistance and viruses evolve counter‐resistance. Given these arms…”
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Competition-driven eco-evolutionary feedback reshapes bacteriophage lambda’s fitness landscape and enables speciation
Published in Nature communications (29-01-2024)“…A major challenge in evolutionary biology is explaining how populations navigate rugged fitness landscapes without getting trapped on local optima. One idea…”
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3
Downregulation of circulating miR 802‐5p and miR 194‐5p and upregulation of brain MEF2C along breast cancer brain metastasization
Published in Molecular oncology (01-03-2020)“…Breast cancer brain metastases (BCBMs) have been underinvestigated despite their high incidence and poor outcome. MicroRNAs (miRNAs), and particularly…”
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Neurons and Astrocytes Elicit Brain Region Specific Transcriptional Responses to Prion Disease in the Murine CA1 and Thalamus
Published in Frontiers in neuroscience (16-05-2022)“…Progressive dysfunction and loss of neurons ultimately culminates in the symptoms and eventual fatality of prion disease, yet the pathways and mechanisms that…”
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Differentiated cultures of an immortalized human neural progenitor cell line do not replicate prions despite PrPC overexpression
Published in Prion (31-12-2023)“…Prions are misfolded proteins that accumulate within the brain in association with a rare group of fatal and infectious neurological disorders in humans and…”
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6
The cell type resolved mouse transcriptome in neuron-enriched brain tissues from the hippocampus and cerebellum during prion disease
Published in Scientific reports (31-01-2019)“…Multiple cell types and complex connection networks are an intrinsic feature of brain tissue. In this study we used expression profiling of specific…”
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Early mechanisms of pathobiology are revealed by transcriptional temporal dynamics in hippocampal CA1 neurons of prion infected mice
Published in PLoS pathogens (01-11-2012)“…Prion diseases typically have long pre-clinical incubation periods during which time the infectious prion particle and infectivity steadily propagate in the…”
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Identification of circulating microRNA signatures as potential biomarkers in the serum of elk infected with chronic wasting disease
Published in Scientific reports (23-12-2019)“…Chronic wasting disease (CWD) is an emerging infectious prion disorder that is spreading rapidly in wild populations of cervids in North America. The risk of…”
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MicroRNA and mRNA Dysregulation in Astrocytes Infected with Zika Virus
Published in Viruses (14-10-2017)“…The Zika virus (ZIKV) epidemic is an ongoing public health concern. ZIKV is a flavivirus reported to be associated with microcephaly, and recent work in animal…”
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A Novel Triple-Mutant AAV6 Capsid Induces Rapid and Potent Transgene Expression in the Muscle and Respiratory Tract of Mice
Published in Molecular therapy. Methods & clinical development (15-06-2018)“…Gene therapy for the treatment of genetic disorders has demonstrated considerable therapeutic success in clinical trials. Among the most effective and commonly…”
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Dysregulation of neuroprotective astrocytes, a spectrum of microglial activation states, and altered hippocampal neurogenesis are revealed by single-cell RNA sequencing in prion disease
Published in Acta neuropathologica communications (09-11-2022)“…Prion diseases are neurodegenerative disorders with long asymptomatic incubation periods, followed by a rapid progression of cognitive and functional decline…”
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Dual RNA-Seq characterization of host and pathogen gene expression in liver cells infected with Crimean-Congo Hemorrhagic Fever Virus
Published in PLoS neglected tropical diseases (01-04-2020)“…Crimean-Congo hemorrhagic fever virus (CCHFV) is a tick-borne virus that can cause a hemorrhagic fever in humans, with a case fatality rate of up to 40%. Cases…”
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13
Non-Productive Infection of Glial Cells with SARS-CoV-2 in Hamster Organotypic Cerebellar Slice Cultures
Published in Viruses (03-06-2022)“…The numerous neurological syndromes associated with COVID-19 implicate an effect of viral pathogenesis on neuronal function, yet reports of direct SARS-CoV-2…”
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14
Ecological speciation of bacteriophage lambda in allopatry and sympatry
Published in Science (American Association for the Advancement of Science) (09-12-2016)“…Understanding the conditions that allow speciation to occur is difficult because most research has focused on either long-lived organisms or asexual…”
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15
Destabilizing mutations encode nongenetic variation that drives evolutionary innovation
Published in Science (American Association for the Advancement of Science) (30-03-2018)“…Evolutionary innovations are often achieved by repurposing existing genes to perform new functions; however, the mechanisms enabling the transition from old to…”
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16
Bacteriophage lambda overcomes a perturbation in its host–viral genetic network through mutualism and evolution of life history traits
Published in Evolution (01-04-2020)“…An important driver of evolution in viruses is natural selection to optimize the use of their hosts’ genetic network. To learn how viruses respond to this…”
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17
Differentiated cultures of an immortalized human neural progenitor cell line do not replicate prions despite PrP C overexpression
Published in Prion (31-12-2023)“…Prions are misfolded proteins that accumulate within the brain in association with a rare group of fatal and infectious neurological disorders in humans and…”
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18
A Functional SNP Catalog of Overlapping miRNA-Binding Sites in Genes Implicated in Prion Disease and Other Neurodegenerative Disorders
Published in Human mutation (01-10-2014)“…ABSTRACT The involvement of SNPs in miRNA target sites remains poorly investigated in neurodegenerative disease. In addition to associations with disease risk,…”
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Enhancement of in vitro and in vivo microdialysis recovery of SB-265123 using Intralipid® and Encapsin® as perfusates
Published in Biopharmaceutics & drug disposition (01-01-2003)“…This study was conducted to compare the ability of two potential microdialysis perfusates to enhance the recovery of SB‐265123, a lipophilic, highly…”
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