Zobrazeno 1 - 10
of 12 808
pro vyhledávání: '"David. A. Williams"'
Autor:
Steven D. Dibb, Erik Asphaug, James F. Bell, Richard P. Binzel, William F. Bottke, Saverio Cambioni, John M. Christoph, Linda T. Elkins‐Tanton, Ralf Jaumann, David J. Lawrence, Rona Oran, Joseph G. O’Rourke, Carol Polansky, Benjamin P. Weiss, Mark Wieczorek, David. A. Williams
Publikováno v:
AGU Advances, Vol 5, Iss 2, Pp n/a-n/a (2024)
Abstract Astronomical observations indicate that asteroid (16) Psyche is a large, high‐density (likely >3,400 kg·m−3), metal‐rich (30–55 vol. %) asteroid. Psyche may be remnant core material or it could be a primordial, undifferentiated meta
Externí odkaz:
https://doaj.org/article/29b799e91b3048cd95e86b4e787fbf3f
The rapid increase in resident space objects, including satellites and orbital debris, threatens the safety and sustainability of space missions. This paper explores orbital debris remediation using laser ablation with a network of collaborative spac
Externí odkaz:
http://arxiv.org/abs/2409.03146
In this paper, we address the problem of reconfiguring Earth observation satellite constellation systems through multiple stages. The Multi-stage Constellation Reconfiguration Problem (MCRP) aims to maximize the total observation rewards obtained by
Externí odkaz:
http://arxiv.org/abs/2401.11567
Publikováno v:
Journal of Cardiothoracic Surgery, Vol 19, Iss 1, Pp 1-4 (2024)
Abstract Background Transcatheter aortic valve replacement (TAVR) has increased in utilization since its approval for management of aortic stenosis patients across all risk strata. We report a rare case of aortic valve leaflet avulsion after balloon
Externí odkaz:
https://doaj.org/article/7db6619e24aa4a01bedd6dc453515b21
Autor:
Kurt R. Weiss, Jan Huisken, Neda Khanjani, Vesselina Bakalov, Michelle L. Engle, Michelle C. Krzyzanowski, Tom Madden, Deborah R. Maiese, Justin R. Waterfield, David N. Williams, Lauren Wood, Xin Wu, Carol M. Hamilton, Wayne Huggins
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
Selecting and implementing a tissue clearing protocol is challenging. Established more than 100 years ago, tissue clearing is still a rapidly evolving field of research. There are currently many published protocols to choose from, and each performs b
Externí odkaz:
https://doaj.org/article/ba848ab90ff4436787cc3fc1fc4e668c
Publikováno v:
European Journal of Case Reports in Internal Medicine (2024)
Starvation ketoacidosis represents one of the three forms of metabolic acidosis caused by the accumulation of ketone bodies within the blood stream. It can be easily missed in patients who present acutely and are found to have an unexplained or profo
Externí odkaz:
https://doaj.org/article/a52a89a5b5ad44818a68a1cc30588ce3
Autor:
Liyen K. Kan, Matthew Drill, Padmakrishnan C. Jayakrishnan, Richard P. Sequeira, Paul G. Sanfilippo, Catriona McLean, Martin Hunn, David A. Williams, Terence J. O’Brien, Katharine J. Drummond, Mastura Monif
Publikováno v:
Brain Research Bulletin, Vol 215, Iss , Pp 110996- (2024)
Glioblastoma is the most aggressive and lethal primary brain malignancy with limited treatment options and poor prognosis. Self-renewing glioblastoma cancer stem cells (GSCs) facilitate tumour progression, resistance to conventional treatment and tum
Externí odkaz:
https://doaj.org/article/80c25d4e7f0641f28fbcc87ee26d02d4
Autor:
Anne Huber, Amr H. Allam, Christine Dijkstra, Stefan Thiem, Jennifer Huynh, Ashleigh R. Poh, Joshua Konecnik, Saumya P. Jacob, Rita Busuttil, Yang Liao, David Chisanga, Wei Shi, Mariah G. Alorro, Stephen Forrow, Daniele V.F. Tauriello, Eduard Batlle, Alex Boussioutas, David S. Williams, Michael Buchert, Matthias Ernst, Moritz F. Eissmann
Publikováno v:
Cell Reports, Vol 43, Iss 8, Pp 114616- (2024)
Summary: Although aberrant activation of the KRAS and PI3K pathway alongside TP53 mutations account for frequent aberrations in human gastric cancers, neither the sequence nor the individual contributions of these mutations have been clarified. Here,
Externí odkaz:
https://doaj.org/article/bcbb4c19d532433d8228119f5febdeda
Publikováno v:
PLoS Neglected Tropical Diseases, Vol 18, Iss 7, p e0012200 (2024)
BackgroundSnake bites cause considerable morbidity and mortality worldwide, yet evidence from low- and middle-income countries remains fragmented. This is particularly the case in Eastern Mediterranean Region where available data on snake bites is re
Externí odkaz:
https://doaj.org/article/80a0339a3e174259b5b4dddbed0f2d77
Autor:
Natasha Rafter, David J Williams, Aisling Walsh, Lisa Mellon, Niall O'Brien, Siobhán Eithne McCarthy, Mairead Finn, Hui Yi Chong, Abdullah Naji
Publikováno v:
BMJ Open Quality, Vol 13, Iss 2 (2024)
Background In an era of safety systems, hospital interventions to build a culture of safety deliver organisational learning methodologies for staff. Their benefits to hospital staff are unknown. We examined the literature for evidence of staff outcom
Externí odkaz:
https://doaj.org/article/699a32725e074efe8dd94a794482765f