It looks like that with the utilization phase of the International Space Station (ISS) scientists will have the possibility to perform long duration and more sophisticated microgravity experiments than could be performed previously. In preparation for these spaceflight studies, ground based experiment tools for simulated (or real) microgravity and hypergravity are important. To provide the infrastructure and user support necessary to perform these ground based studies we have setup the Dutch Experiment Support Center, DESC. This paper will focus on the three Dutch centrifuge facilities. It is shown that these hypergravity facilities can be used to show sounding rocket launch effects, identify alterations in body mass, bone parameters and matrix composition in rodents as well as to derive a test protocol for the Space Adaptation Syndrome in humans. DESC coordinates the use of these centrifuge facilities.
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Front Sociol
January 2025
Agricultural Economics and Agricultural Business Department, New Mexico State University, Las Cruces, NM, United States.
Introduction: This study explores the leadership competencies within the Indigenous Maya-Mam community, aiming to understand the specific skills and qualities exhibited by Maya-Mam leaders. The research seeks to address the gap in literature regarding Indigenous leadership practices, particularly focusing on how cultural values influence leadership behaviors.
Methods: Qualitative methods were employed for this study, including interviews and thematic analysis.
Front Vet Sci
January 2025
Department of Large Animal Clinical Sciences, Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, SK, Canada.
Introduction: Antimicrobial resistance (AMR) is a growing threat to the efficacy of antimicrobials in humans and animals, including those used to control bovine respiratory disease (BRD) in high-risk calves entering western Canadian feedlots. Successful mitigation strategies require an improved understanding of the epidemiology of AMR. Specifically, the relative contributions of antimicrobial use (AMU) and contagious transmission to AMR emergence in animal populations are unknown.
View Article and Find Full Text PDFCureus
December 2024
Department of Internal Medicine, Hiroshima City Funairi Citizens Hospital, Hiroshima, JPN.
Although human metapneumovirus(hMPV) infection can induce severe symptoms in older adults or immunocompromised patients, it usually causes mild symptoms in young immunocompetent adults. The prevalence of hMPV infectious disease is highest during the late winter and early summer. We report a hypoxemic case of hMPV infection in a young immunocompetent man that occurred in the first autumn after the reclassification of coronavirus disease (COVID-19) from Class 2 to Class 5.
View Article and Find Full Text PDFPerspect Med Educ
January 2025
Hartford Hospital and the Institute of Living, Hartford, Connecticut, USA.
Purpose: Medical school admissions is a vital area for advancing diversity, equity, and inclusion (DEI). Integrating bias recognition and management (BRM) within the context of admissions is critical in advancing DEI. However, there is a dearth of empirically informed literature on BRM in the admissions context.
View Article and Find Full Text PDFACS Cent Sci
January 2025
Department of Chemistry and Biochemistry, University of California San Diego, La Jolla, California 92093, United States.
In quantum information science and sensing, electron spins are often purified into a specific polarization through an optical-spin interface, a process known as optically detected magnetic resonance (ODMR). Diamond-NV centers and transition metals are both excellent platforms for these so-called color centers, while metal-free molecular analogues are also gaining popularity for their extended polarization lifetimes, milder environmental impacts, and reduced costs. In our earlier attempt at designing such organic high-spin π-diradicals, we proposed to spin-polarize by shelving triplet = ±1 populations as singlets.
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