0000000001310792

AUTHOR

Annika Lehmann

showing 7 related works from this author

The EndoPredict Gene-Expression Assay in Clinical Practice - Performance and Impact on Clinical Decisions

2013

The validated EndoPredict assay is a novel tool to predict the risk of metastases of patients with estrogen receptor positive, HER2 negative breast cancer treated with endocrine therapy alone. It has been designed to integrate genomic and clinical information and includes clinico-pathological factors such as tumor size and nodal status. The test is feasible in a decentral setting in molecular pathology laboratories. In this project, we investigated the performance of this test in clinical practice, and performed a retrospective evaluation of its impact on treatment decisions in breast cancer. During one year, EndoPredict assays from 167 patients could be successfully performed. For retrospe…

OncologyNon-Clinical Medicinemedicine.medical_treatmentCancer Treatmentlcsh:MedicineEstrogen receptorBioinformaticsMetastasisSurveys and QuestionnairesPathologylcsh:ScienceMultidisciplinaryMolecular pathologyCancer Risk FactorsHormonal TherapyObstetrics and GynecologyEndocrine TherapyMiddle AgedOncologyReceptors EstrogenCohortMedicineFemaleRisk assessmentMolecular PathologyResearch ArticleAdultmedicine.medical_specialtyAntineoplastic Agents HormonalGenetic Causes of CancerClinical Decision-MakingBreast NeoplasmsRisk AssessmentBreast cancerDiagnostic MedicineInternal medicineBreast CancermedicineHumansAgedRetrospective StudiesChemotherapyHealth Care Policybusiness.industryGene Expression Profilinglcsh:RHealth Risk AnalysisRetrospective cohort studyChemotherapy and Drug Treatmentmedicine.diseaselcsh:QbusinessGeneral PathologyPLoS ONE
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A Novel Multigene Assay in Clinical Practice - Performance and Impact On Clinical Decisions

2013

Clinical Practicemedicine.medical_specialtyOncologybusiness.industrymedicineHematologyIntensive care medicineBioinformaticsbusinessAnnals of Oncology
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The Monomeric Alanediyl : AlAr i Pr8 (Ar i Pr8 = C 6 H-2,6-(C 6 H 2 -2,4,6-Pr i 3 ) 2 -3,5-Pr i 2 ): An Organoaluminum(I) Compound with a One-Coordin…

Journal of the American Chemical Society
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The Monomeric Alanediyl : AlAriPr8 (AriPr8 = C6H-2,6-(C6H2-2,4,6-Pri3)2-3,5-Pri2) : An Organoaluminum(I) Compound with a One-Coordinate Aluminum Atom

2020

Reduction of the aluminum iodide AlI2AriPr8 (1; AriPr8 = C6H-2,6-(C6H2-2,4,6-Pri3)2-3,5-Pri2) with 5% w/w Na/NaCl in hexanes gave a dark red solution from which the monomeric alanediyl :AlAriPr8 (2) was isolated in ca. 28% yield as yellow-orange crystals. Compounds 1 and 2 were characterized by X-ray crystallography, electronic and NMR spectroscopy, and theoretical calculations. The Al atom in 2 is one-coordinate, and the compound displays two absorptions in its electronic spectrum at 354 and 455 nm. It reacts with H2 under ambient conditions to give the aluminum hydride {AlH(μ-H)AriPr8}2, probably via a weakly bound dimer of 2 as an intermediate. peerReviewed

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Proton Leakage Is Sensed by IM30 and Activates IM30-Triggered Membrane Fusion

2020

The inner membrane-associated protein of 30 kDa (IM30) is crucial for the development and maintenance of the thylakoid membrane system in chloroplasts and cyanobacteria. While its exact physiological function still is under debate, it has recently been suggested that IM30 has (at least) a dual function, and the protein is involved in stabilization of the thylakoid membrane as well as in Mg2+-dependent membrane fusion. IM30 binds to negatively charged membrane lipids, preferentially at stressed membrane regions where protons potentially leak out from the thylakoid lumen into the chloroplast stroma or the cyanobacterial cytoplasm, respectively. Here we show in vitro that IM30 membrane binding…

0301 basic medicineChloroplastsMembrane lipidsmembrane fusionMg2+CyanobacteriaThylakoidsCatalysisArticleVipp1Inorganic Chemistrylcsh:Chemistry03 medical and health sciencesMembrane Lipidsquartz crystal microbalanceProtein structureBacterial ProteinsPhysical and Theoretical ChemistryMg<sup>2+</sup>membrane bindingMolecular Biologylcsh:QH301-705.5SpectroscopyMembranes030102 biochemistry & molecular biologyChemistrypHOrganic ChemistrySynechocystisCD spectroscopyLipid bilayer fusionMembrane Proteinsfood and beveragesGeneral Medicinethylakoid membraneComputer Science ApplicationsChloroplastChloroplast stroma030104 developmental biologyMembranelcsh:Biology (General)lcsh:QD1-999CytoplasmThylakoidBiophysicsProtonsIM30Protein BindingInternational Journal of Molecular Sciences
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CCDC 2026034: Experimental Crystal Structure Determination

2020

Related Article: Joshua D. Queen, Annika Lehmann, James C. Fettinger, Heikki M. Tuononen, Philip P. Power|2020|J.Am.Chem.Soc.|142|20554|doi:10.1021/jacs.0c10222

Space GroupCrystallographyCrystal SystemCrystal StructureCell Parameters[1214162426323436-octakis(propan-2-yl)[1121:2331-terphenyl]-22-yl]-aluminium(i) benzene solvateExperimental 3D Coordinates
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CCDC 2026033: Experimental Crystal Structure Determination

2020

Related Article: Joshua D. Queen, Annika Lehmann, James C. Fettinger, Heikki M. Tuononen, Philip P. Power|2020|J.Am.Chem.Soc.|142|20554|doi:10.1021/jacs.0c10222

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates[1214162426323436-octakis(propan-2-yl)[1121:2331-terphenyl]-22-yl]-diiodo-aluminium(iii)
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