Search Results - "Messerschmidt, M"
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1
DNA methylation dynamics during epigenetic reprogramming in the germline and preimplantation embryos
Published in Genes & development (15-04-2014)“…Methylation of DNA is an essential epigenetic control mechanism in mammals. During embryonic development, cells are directed toward their future lineages, and…”
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2
Experimental demonstration of femtosecond two-color x-ray free-electron lasers
Published in Physical review letters (25-03-2013)“…With an eye toward extending optical wave-mixing techniques to the x-ray regime, we present the first experimental demonstration of a two-color x-ray…”
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3
Ultrafast X-ray probing of water structure below the homogeneous ice nucleation temperature
Published in Nature (London) (19-06-2014)“…Femtosecond X-ray laser pulses are used to probe the structure of liquid water in micrometre-sized droplets that have been cooled below the homogeneous ice…”
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4
First lasing and operation of an ångstrom-wavelength free-electron laser
Published in Nature photonics (01-09-2010)“…The recently commissioned Linac Coherent Light Source is an X-ray free-electron laser at the SLAC National Accelerator Laboratory. It produces coherent soft…”
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5
Ultrafast Three-Dimensional Imaging of Lattice Dynamics in Individual Gold Nanocrystals
Published in Science (American Association for the Advancement of Science) (05-07-2013)“…Key insights into the behavior of materials can be gained by observing their structure as they undergo lattice distortion. Laser pulses on the femtosecond time…”
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6
ELABELA deficiency promotes preeclampsia and cardiovascular malformations in mice
Published in Science (American Association for the Advancement of Science) (18-08-2017)“…Preeclampsia (PE) is a gestational hypertensive syndrome affecting between 5 and 8% of all pregnancies. Although PE is the leading cause of fetal and maternal…”
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7
Nanoscale spin reversal by non-local angular momentum transfer following ultrafast laser excitation in ferrimagnetic GdFeCo
Published in Nature materials (01-04-2013)“…The dynamics of thin magnetic films revealed by ultrafast laser techniques cannot be explained by standard equilibrium descriptions. Diffraction experiments…”
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8
Femtosecond Visualization of Lattice Dynamics in Shock-Compressed Matter
Published in Science (American Association for the Advancement of Science) (11-10-2013)“…The ultrafast evolution of microstructure is key to understanding high-pressure and strain-rate phenomena. However, the visualization of lattice dynamics at…”
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9
Pink-beam serial crystallography
Published in Nature communications (03-11-2017)“…Serial X-ray crystallography allows macromolecular structure determination at both X-ray free electron lasers (XFELs) and, more recently, synchrotron sources…”
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10
Direct measurements of the ionization potential depression in a dense plasma
Published in Physical review letters (06-08-2012)“…We have used the Linac Coherent Light Source to generate solid-density aluminum plasmas at temperatures of up to 180 eV. By varying the photon energy of the x…”
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11
A genetic and developmental pathway from STAT3 to the OCT4-NANOG circuit is essential for maintenance of ICM lineages in vivo
Published in Genes & development (15-06-2013)“…Although it is known that OCT4-NANOG are required for maintenance of pluripotent cells in vitro, the upstream signals that regulate this circuit during early…”
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12
Temporal reduction of LATS kinases in the early preimplantation embryo prevents ICM lineage differentiation
Published in Genes & development (01-07-2013)“…Cellular localization of the Yes-associated protein (YAP) is dependent on large tumor suppressor (LATS) kinase activity and initiates lineage specification in…”
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13
Single-Cell DNA-Methylation Analysis Reveals Epigenetic Chimerism in Preimplantation Embryos
Published in Science (American Association for the Advancement of Science) (06-09-2013)“…Epigenetic alterations are increasingly recognized as causes of human cancers and disease. These aberrations are likely to arise during genomic reprogramming…”
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14
Measuring the temporal structure of few-femtosecond free-electron laser X-ray pulses directly in the time domain
Published in Nature photonics (24-11-2014)“…Short-wavelength free-electron lasers are now well established as essential and unrivalled sources of ultrabright coherent X-ray radiation. One of the key…”
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15
Nonlinear atomic response to intense ultrashort x rays
Published in Physical review letters (24-02-2011)“…The nonlinear absorption mechanisms of neon atoms to intense, femtosecond kilovolt x rays are investigated. The production of Ne(9+) is observed at x-ray…”
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16
Spectral encoding of x-ray/optical relative delay
Published in Optics express (24-10-2011)“…We present a new technique for measuring the relative delay between a soft x-ray FEL pulse and an optical laser that indicates a sub 25 fs RMS measurement…”
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17
Coherence properties of individual femtosecond pulses of an x-ray free-electron laser
Published in Physical review letters (30-09-2011)“…Measurements of the spatial and temporal coherence of single, femtosecond x-ray pulses generated by the first hard x-ray free-electron laser, the Linac…”
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18
In cellulo crystallization of Trypanosoma brucei IMP dehydrogenase enables the identification of genuine co-factors
Published in Nature communications (30-01-2020)“…Sleeping sickness is a fatal disease caused by the protozoan parasite Trypanosoma brucei (Tb). Inosine-5’-monophosphate dehydrogenase (IMPDH) has been proposed…”
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Bicycle accidents - do we only see the tip of the iceberg? A prospective multi-centre study in a large German city combining medical and police data
Published in Injury (01-12-2012)“…Bicycles are becoming increasingly popular. In Münster, a German town with a population of 273,000, bicycles were the main method of transportation in 2009,…”
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20
Creation and diagnosis of a solid-density plasma with an X-ray free-electron laser
Published in Nature (London) (02-02-2012)“…Experimental study of the interactions between intense X-rays and solid matter illustrate the generation of a solid-density plasma governed by electron–ion…”
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