Search Results - "Tam, P."
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X-Ray Census of Millisecond Pulsars in the Galactic Field
Published in The Astrophysical journal (01-09-2018)“…We have conducted a systematic survey for the X-ray properties of millisecond pulsars (MSPs). Currently, there are 47 MSPs with confirmed X-ray detections. We…”
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Leaked GeV CRs from a Broken Shell: Explaining 9 Years of Fermi-LAT Data of SNR W28
Published in The Astrophysical journal (10-06-2018)“…Supernova remnant (SNR)W28 is well known for its classic hadronic scenario, in which the TeV cosmic rays (CRs) released at the early stage of this…”
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Evaluating the Clinical Validity of Gene-Disease Associations: An Evidence-Based Framework Developed by the Clinical Genome Resource
Published in American journal of human genetics (01-06-2017)“…With advances in genomic sequencing technology, the number of reported gene-disease relationships has rapidly expanded. However, the evidence supporting these…”
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Peculiar Prompt Emission and Afterglow in the H.E.S.S.-detected GRB 190829A
Published in The Astrophysical journal (01-07-2020)“…We present the results of a detailed investigation of the prompt and afterglow emission in the High Energy Stereoscopic System (H.E.S.S.)-detected GRB 190829A…”
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Blastocyst lineage formation, early embryonic asymmetries and axis patterning in the mouse
Published in Development (Cambridge) (01-03-2009)“…The investigation into lineage allocation and early asymmetries in the pre- and peri-implantation mouse embryo is gaining momentum. As we review here, new…”
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MAGICal GRB 190114C: Implications of Cutoff in the Spectrum at sub-GeV Energies
Published in The Astrophysical journal (01-11-2020)“…Abstract GRB 190114C is an unusual gamma-ray burst (GRB) due to its detection at sub-TeV energies by MAGIC, seen at redshift z = 0.42. This burst is one of…”
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Establishment of porcine and human expanded potential stem cells
Published in Nature cell biology (01-06-2019)“…We recently derived mouse expanded potential stem cells (EPSCs) from individual blastomeres by inhibiting the critical molecular pathways that predispose their…”
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Antimicrobial Peptides from Plants
Published in Pharmaceuticals (Basel, Switzerland) (16-11-2015)“…Plant antimicrobial peptides (AMPs) have evolved differently from AMPs from other life forms. They are generally rich in cysteine residues which form multiple…”
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Butelase 1 is an Asx-specific ligase enabling peptide macrocyclization and synthesis
Published in Nature chemical biology (01-09-2014)“…Peptide macrocycles are attracting increasing attention as tools for research and as potential therapeutics. The highly efficient butelase 1—homologous to…”
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Engineering a Catalytically Efficient Recombinant Protein Ligase
Published in Journal of the American Chemical Society (19-04-2017)“…Breaking and forming peptidyl bonds are fundamental biochemical reactions in protein chemistry. Unlike proteases that are abundantly available, fast-acting…”
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MULTI-WAVELENGTH EMISSIONS FROM THE MILLISECOND PULSAR BINARY PSR J1023+0038 DURING AN ACCRETION ACTIVE STATE
Published in The Astrophysical journal (20-04-2014)“…Recent observations strongly suggest that the millisecond pulsar binary PSR J1023+0038 has developed an accretion disk since 2013 June. We present a…”
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An investigation of the state changes of PSR J2021+4026 and the Vela pulsar
Published in Monthly notices of the Royal Astronomical Society (01-02-2024)“…ABSTRACT We report on long-term evolution of gamma-ray flux and spin-down rate of two bright gamma-ray pulsars, PSR J2021+4026 and Vela (PSR J0835−4510). PSR…”
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A Non-thermal Pulsed X-Ray Emission of AR Scorpii
Published in The Astrophysical journal (01-02-2018)“…We report the analysis result of UV/X-ray emission from AR Scorpii, which is an intermediate polar (IP) composed of a magnetic white dwarf and an M-type star,…”
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Exploring early human embryo development
Published in Science (American Association for the Advancement of Science) (08-06-2018)“…Stem cell–derived models enable understanding of human embryogenesis Human in vitro fertilization (IVF) has been around for 40 years and yet we still do not…”
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Molecular architecture of lineage allocation and tissue organization in early mouse embryo
Published in Nature (London) (01-08-2019)“…During post-implantation development of the mouse embryo, descendants of the inner cell mass in the early epiblast transit from the naive to primed pluripotent…”
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Extrinsic regulation of pluripotent stem cells
Published in Nature (London) (10-06-2010)“…During early mammalian development, as the pluripotent cells that give rise to all of the tissues of the body proliferate and expand in number, they pass…”
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Spatially Decomposed γ-Ray Features Surrounding Supernova Remnant Kes 79 and PSR J1853+0056
Published in The Astrophysical journal (01-03-2022)“…Abstract There have been substantial improvements on Fermi Large Area Telescope (LAT) data and analysis tools since the last analysis by Auchettl et al. on the…”
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High-energy Emissions from the Pulsar/Be Binary System PSR J2032+4127/MT91 213
Published in The Astrophysical journal (20-02-2017)“…PSR J2032+4127 is a radio-loud gamma-ray-emitting pulsar; it is orbiting around a high-mass Be type star with a very long orbital period of 25-50 years, and is…”
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Total Synthesis of Circular Bacteriocins by Butelase 1
Published in Journal of the American Chemical Society (08-06-2016)“…Circular bacteriocins, ranging from 35 to 70 amino acids, are the largest cyclic peptides produced by lactic acid bacteria to suppress growth of other…”
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The Hour-timescale GeV Flares of PSR B1259-63 in 2017
Published in The Astrophysical journal (01-08-2018)“…GeV flares from PSR B1259−63/LS 2883 were seen starting around 30 days after the two periastron passages in 2010 and 2014. The flares are clearly delayed…”
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