Search Results - "Burr, Stephen"
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The mitochondrial DNA genetic bottleneck: inheritance and beyond
Published in Essays in biochemistry (20-07-2018)“…mtDNA is a multicopy genome. When mutations exist, they can affect a varying proportion of the mtDNA present within every cell (heteroplasmy). Heteroplasmic…”
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Origins of tissue and cell-type specificity in mitochondrial DNA (mtDNA) disease
Published in Human molecular genetics (22-05-2024)“…Abstract Mutations of mitochondrial (mt)DNA are a major cause of morbidity and mortality in humans, accounting for approximately two thirds of diagnosed…”
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Mitochondria and Hypoxia: Metabolic Crosstalk in Cell-Fate Decisions
Published in Trends in endocrinology and metabolism (01-04-2018)“…Alterations in mitochondrial metabolism influence cell differentiation and growth. This process is regulated by the activity of 2-oxoglutarate (2OG)-dependent…”
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Mitochondrial Protein Lipoylation and the 2-Oxoglutarate Dehydrogenase Complex Controls HIF1α Stability in Aerobic Conditions
Published in Cell metabolism (08-11-2016)“…Hypoxia-inducible transcription factors (HIFs) control adaptation to low oxygen environments by activating genes involved in metabolism, angiogenesis, and…”
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Drought-Mediated Changes in Tree Physiological Processes Weaken Tree Defenses to Bark Beetle Attack
Published in Journal of chemical ecology (01-10-2019)“…Interactions between water stress and induced defenses and their role in tree mortality due to bark beetles are poorly understood. We performed a factorial…”
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Mitochondrial DNA Heteroplasmy and Purifying Selection in the Mammalian Female Germ Line
Published in Development, growth & differentiation (01-01-2018)“…Inherited mutations in the mitochondrial (mt)DNA are a major cause of human disease, with approximately 1 in 5000 people affected by one of the hundreds of…”
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Mesenchymal stromal cells and regulatory T cells: the Yin and Yang of peripheral tolerance?
Published in Immunology and cell biology (01-01-2013)“…In recent years, mesenchymal stromal cells (MSCs) and regulatory T cells (Tregs) have both garnered significant interest from immunologists worldwide, not…”
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LRPPRC and SLIRP synergize to maintain sufficient and orderly mammalian mitochondrial translation
Published in Nucleic acids research (14-10-2024)“…Abstract In mammals, the leucine-rich pentatricopeptide repeat protein (LRPPRC) and the stem-loop interacting RNA-binding protein (SLIRP) form a complex in the…”
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The vacuolar-ATPase complex and assembly factors, TMEM199 and CCDC115, control HIF1α prolyl hydroxylation by regulating cellular iron levels
Published in eLife (15-03-2017)“…Hypoxia Inducible transcription Factors (HIFs) are principally regulated by the 2-oxoglutarate and Iron(II) prolyl hydroxylase (PHD) enzymes, which hydroxylate…”
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The leaf miner Phyllocnistis populiella negatively impacts water relations in aspen
Published in Tree physiology (11-05-2020)“…Within the North American boreal forest, a widespread outbreak of the epidermal leaf miner Phyllocnistis populiella Cham. has damaged quaking aspen (Populus…”
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MARCH6 and TRC8 facilitate the quality control of cytosolic and tail‐anchored proteins
Published in EMBO reports (01-05-2018)“…Misfolded or damaged proteins are typically targeted for destruction by proteasome‐mediated degradation, but the mammalian ubiquitin machinery involved is…”
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ABHD11 maintains 2-oxoglutarate metabolism by preserving functional lipoylation of the 2-oxoglutarate dehydrogenase complex
Published in Nature communications (13-08-2020)“…2-oxoglutarate (2-OG or α-ketoglutarate) relates mitochondrial metabolism to cell function by modulating the activity of 2-OG dependent dioxygenases involved…”
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MTFP1 controls mitochondrial fusion to regulate inner membrane quality control and maintain mtDNA levels
Published in Cell (11-07-2024)“…Mitochondrial dynamics play a critical role in cell fate decisions and in controlling mtDNA levels and distribution. However, the molecular mechanisms linking…”
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Combined drought and bark beetle attacks deplete non‐structural carbohydrates and promote death of mature pine trees
Published in Plant, cell and environment (01-12-2021)“…How carbohydrate reserves in conifers respond to drought and bark beetle attacks are poorly understood. We investigated changes in carbohydrate reserves and…”
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Cell lineage-specific mitochondrial resilience during mammalian organogenesis
Published in Cell (16-03-2023)“…Mitochondrial activity differs markedly between organs, but it is not known how and when this arises. Here we show that cell lineage-specific expression…”
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Density of Emerald Ash Borer (Coleoptera: Buprestidae) Adults and Larvae at Three Stages of the Invasion Wave
Published in Environmental entomology (08-02-2018)“…Emerald ash borer (EAB) (Agrilus planipennis Fairmaire) (Coleoptera: Buprestidae), an invasive phloem-feeding buprestid, has killed hundreds of millions of ash…”
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FIH Regulates Cellular Metabolism through Hydroxylation of the Deubiquitinase OTUB1
Published in PLoS biology (01-01-2016)“…The asparagine hydroxylase, factor inhibiting HIF (FIH), confers oxygen-dependence upon the hypoxia-inducible factor (HIF), a master regulator of the cellular…”
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Mitochondrial DNA heteroplasmy is modulated during oocyte development propagating mutation transmission
Published in Science advances (10-12-2021)“…Heteroplasmic mitochondrial DNA (mtDNA) mutations are a common cause of inherited disease, but a few recurrent mutations account for the vast majority of new…”
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A Comparison of Short-Term Outcomes of Minimally Invasive Computer-Assisted vs Minimally Invasive Conventional Instrumentation for Primary Total Knee Arthroplasty
Published in The Journal of arthroplasty (01-02-2016)“…Abstract Background Median parapatellar approach is the most used for total knee arthroplasty (TKA). With the advent of enhanced recovery and shorter length of…”
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Oxygen tension modulates the mitochondrial genetic bottleneck and influences the segregation of a heteroplasmic mtDNA variant in vitro
Published in Communications biology (14-05-2021)“…Most humans carry a mixed population of mitochondrial DNA (mtDNA heteroplasmy) affecting ~1–2% of molecules, but rapid percentage shifts occur over one…”
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