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4篇 您的检索式:作者名="Daniel Jay"
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1AIF-regulated oxidative phosphorylation supports lung cancer development显示文摘Cancer is a major and still increasing cause of death in humans. Most cancer cells have a fundamentally different metabolic profile from that of normal tissue. This shift away from mitochondrial ATP synthesis via oxidative phosphorylation towards a high rate of glycolysis, termed Warburg effect, has long been recognized as a paradigmatic hallmark of cancer, supporting the increased biosynthetic demands of tumor cells. Here we show that deletion of apoptosis-inducing factor (AIF) in a Kras^G12D-driven mouse lung cancer model resulted in a marked survival advantage, with delayed tumor onset and decreased malignant progression. Mechanistically, Aif deletion leads to oxidative phosphorylation (OXPHOS) deficiency and a switch in cellular metabolism towards glycolysis in non-transformed pneumocytes and at early stages of tumor development. Paradoxically, although Aif-deficient cells exhibited a metabolic Warburg profile, this bioenergetic change resulted in a growth disadvantage of Kras^G12D-driven as well as Kras wild-type lung cancer cells. Cell-autonomous re-expression of both wild-type and mutant AIF (displaying an intact mitochondrial, but abrogated apoptotic function) in Aif-knockout Kras^G12D mice restored OXPHOS and reduced animal survival to the same level as AIF wild-type mice. In patients with non-small cell lung cancer, high AIF expression was associated with poor prognosis. These data show that AIF-regulated mitochondrial respiration and OXPHOS drive the progression of lung cancer.Shuan Rao Laura Mondragon Blanka Pranjic Toshikatsu Hanada Gautier Stoll Thomas Kocher Peng Zhang Alexander Jais Alexander Lercher Andreas Bergthaler Daniel Schramek Katharina Haigh Valentina Sica Marion Leduc Nazanine Modjtahedi Tsung-Pin Pai Masahiro Onji Iris Uribesalgo Reiko Hanada Ivona Kozieradzki Rubina Koglgruber Shane J. Cronin Zhigang She Franz Quehenberger Helmut Popper Lukas Kenner Jody J. Haigh Oliver Kepp Malgorzata Rak Kaican Cai Guido Kroemer Josef M. Penninger 2019Cell Research2019,29,7:2
2Distinct subsets of microRNAs are expressed differentially in the human placentas of patients with preeclampsia显示文摘Beth L. Pineles Roberto Romero Daniel Montenegro Adi L. Tarca Yu Mi Han Yeon Mee Kim Sorin Draghici Jimmy Espinoza Juan Pedro Kusanovic Pooja Mittal Sonia S. Hassan Chong Jai Kim 2007American Journal of Obstetrics and Gynecology2007,,3:1
3Heme Oxygenase-1 Drives Metaflammation and Insulin Resistance in Mouse and Man显示文摘Alexander Jais Elisa Einwallner Omar Sharif Klaus Gossens Tess Tsai-Hsiu Lu Selma M. Soyal David Medgyesi Daniel Neureiter Jamile Paier-Pourani Kevin Dalgaard J. Catharina Duvigneau Josefine Lindroos Christensen Thea-Christin Zapf Sabine Amann Simona Salu 2014Cell2014,,:1
4DFT and TD-DFT Calculations of Orbital Energies and Photovoltaic Properties of Small Molecule Donor and Acceptor Materials Used in Organic Solar Cells显示文摘DFT and TD-DFT calculations of HOMO and LUMO energies and photovoltaic properties are carried out on four selected pentathiophene donor and one IDIC-4F acceptor molecules using B3LYP and PBE0 functionals for the ground state energy calculations and CAM-B3LYP functional for the excited state calculations.The discrepancy between the calculated and experimental energies is reduced by correlating them with a linear fit.The fitted energies of HOMO and LUMO are used to calculate the Voc of an OSC based on these donors and acceptor blend and compared with experimental values.Using the Scharber model the calculated PCE of the donor-acceptor molecules agree with the experiment.It has been found that fluorine substitution can be used to improve charge transport by reducing the electron and hole reorganization energies of the molecules.It is also found that the introduction of fluorine onto the donor pentathiophene unit of the donor molecule results in a change of polarity of the distributed charges in the molecule due to the high electronegativity of the fluorine atom.The quantum chemical potential(μ),chemical hardness(η)and electronegativity(χ),and electrostatic potential maps(EPMs)are also calculated to identify different charge distribution regions in all five molecules.Daniel Dodzi Yao Setsoafia Kiran Sreedhar Ram Hooman Mehdizadeh-Rad David Ompong Vinuthaa Murthy Jai Singh 2022Journal of Renewable Materials2022,10,10:0
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