Results 101 to 110 of about 177,463,022 (299)

A resource description framework (RDF) model of named entity co-occurrences in biomedical literature and its integration with PubChemRDF

open access: yesJournal of Cheminformatics
Named entities, such as chemicals/drugs, genes/proteins, and diseases, and their associations are not only important components of biomedical literature, but also the foundation of creating biomedical knowledgebases and knowledge graphs.
Qingliang Li   +5 more
doaj   +1 more source

Gene gain and loss push prokaryotes beyond the homologous recombination barrier and accelerate genome sequence divergence

open access: yesNature Communications, 2019
A significant proportion of the molecular evolution of bacteria and archaea occurs through gene gain and loss. Here Iranzo et al. develop a mathematical model that explains observed differential patterns of sequence evolution vs.
Jaime Iranzo   +3 more
doaj   +1 more source

White Matter and Perivascular Imaging Changes in Alzheimer's Disease and Cerebral Amyloid Angiopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Peak‐width of skeletonized mean diffusivity (PSMD) and diffusion tensor imaging–analysis along the perivascular space (DTI‐ALPS), reflecting white matter integrity and glymphatic function, are altered in Alzheimer's disease (AD).
Debina Laishram   +3 more
wiley   +1 more source

Chris Stone, National Folk Festival Fellow in performance at the National Library of Australia, 23 February, 2012 [picture] /

open access: yes, 2012
Title from acquisitions documentation.; Acquired in digital format; access copy available online.; Mode of access: Online.; Photographed by a staff member of the National Library of ...
Power, Greg, 1974-
core  

Large-scale predictions of alternative protein conformations by AlphaFold2-based sequence association

open access: yesNature Communications
The many successes of AlphaFold2 (AF2) have inspired methods to predict multiple protein conformations, many of which have biological significance.
Myeongsang Lee   +5 more
doaj   +1 more source

Tuning the Optoelectronic Properties of Wide Bandgap Perovskites: Data‐Driven Insights from Combinatorial Synthesis and High‐Throughput Experimentation

open access: yesAdvanced Functional Materials, EarlyView.
Combinatorial vapor deposition enables independent tuning of Cs/Pb and Br/Cl in wide‐bandgap perovskites. Automated multimodal mapping of 500+ compositions reveals a high‐energy optical transition that correlates with enhanced photoluminescence, defining a practical Cs/Pb window.
Alexander Wieczorek   +6 more
wiley   +1 more source

Portrait of Ita Buttrose at the National Library of Australia, 15 November 2009 [picture] /

open access: yes, 2009
Title devised by cataloguer based on information from acquisition documentation.; Part of the collection: Portraits of Ita Buttrose and Ruth Ostrow taken at the National Library of Australia, 15 November 2009.; Acquired in digital format; access copy ...
Power, Greg, 1974-
core  

A Dataset of Medical Questions Paired with Automatically Generated Answers and Evidence-supported References

open access: yesScientific Data
New Large Language Models (LLM)-based approaches to medical Question Answering show unprecedented improvements in the fluency, grammaticality, and other qualities of the generated answers.
Deepak Gupta   +2 more
doaj   +1 more source

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