Culture
The researchers Juan A. Fernández-Ontiveros, of the Istituto Nazionale di Astrofisica (INAF) in Rome and Teo Muñoz-Darias, of the Instituto de Astrofísica de Canarias (IAC), have written an article in which they describe the different states of activity of a large sample of supermassive black holes in the centres of galaxies. They have classified them using the behaviour of their closest "relations", the stellar mass black holes in X-ray binaries. The article has just been published in the journal Monthly Notices of the Royal Astronomical Society (MNRAS).
Mitochondria are the cell's power plants and produce the majority of a cell's energy needs through an electrochemical process called electron transport chain coupled to another process known as oxidative phosphorylation. A number of different proteins in mitochondria facilitate these processes, but it's not fully understood how these proteins are arranged inside mitochondria and the factors that can influence their arrangement.
Extra funding should be made available for early years care in the wake of the pandemic, researchers say.
Experts at the University of Leeds, University of Oxford and Oxford Brookes University have made the call after assessing the benefits of early childhood education and care (ECEC) for children under three during COVID-19.
They found children who attended childcare outside the home throughout the first UK lockdown made greater gains in language and thinking skills, particularly if they were from less advantaged backgrounds.
Research Study Key Takeaways:
Ridesharing can reduce a passenger's risk of being a target of sexual assault by providing a more reliable and timely transportation option for traveling to a safer place.
The entry of Uber into a city contributes to a 6.3% reduction in rape incidents.
A 1% increase in Uber pickups in a neighborhood translates to a more than 3% decrease in the likelihood of sexual assaults.
Has your heart ever started to race at the thought of an upcoming deadline for work? Or has the sight of an unknown object in a dark room made you jump? Well, you can probably thank your amygdala for that.
CHICAGO, May 24, 2021--More than a year after COVID-19 appeared in the U.S., dentists continue to have a lower infection rate than other front-line health professionals, such as nurses and physicians, according to a study published online ahead of the June print issue in the Journal of the American Dental Association. The study, "COVID19 among Dentists in the U.S. and Associated Infection Control: a six-month longitudinal study," is based on data collected June 9 - Nov.
Researchers at Lund University in Sweden have developed an algorithm that combines data from a simple blood test and brief memory tests, to predict with great accuracy who will develop Alzheimer's disease in the future. The findings are published in Nature Medicine.
MIAMI - Scientists from the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science analyzed ground movements measured by Interferometric Synthetic Aperture Radar (InSAR) satellite data and GPS stations to precisely model where magma intruded and how magma influx changed over time, as well as where faults under the flanks moved without generating significant earthquakes. The GPS network is operated by the U.S. Geological Survey's Hawaii Volcano Observatory.
A research group from Osaka University led by Professor Hisashi Arase and consisting of researchers from the Research Institute for Microbial Diseases, the Institute for Protein Research, the Immunology Frontier Research Center, the Center for Infectious Diseases, and the Graduate School of Medicine has discovered for the first time that both neutralizing antibodies that protect against infection as well as infection-enhancing antibodies that increase infectivity are produced after infection with SARS-CoV-2 by analyzing antibodies derived from COVID-19 patients.
UNIVERSITY PARK, Pa. -- A new map of dark matter in the local universe reveals several previously undiscovered filamentary structures connecting galaxies. The map, developed using machine learning by an international team including a Penn State astrophysicist, could enable studies about the nature of dark matter as well as about the history and future of our local universe.
According to a new study, testosterone therapy may reduce non-alcoholic fatty liver disease in obese
Press release - Abstract 481: Effects of testosterone therapy on morphology and grade of NAFLD in obese men with functional hypogonadism and type 2 diabetes
According to a new study, testosterone therapy may reduce non-alcoholic fatty liver disease in obese men with functional hypogonadism and type-2 diabetes.
Summary: A new study published by the open access publisher Frontiers shows the usefulness of opportunistically collected specimens, such as stranded carcasses, to study elusive species. The researchers used stable isotope analysis of skin, muscle, and bone tissue of Sowerby’s beaked whales to study their spatial ecology. They found that the species exhibits both short- and long-term habitat fidelity. The results are published in Frontiers in Conservation Science and show the importance of such studies for marine wildlife conservation.
A mysterious whale species
What The Study Did: This study evaluates the association between bitter taste receptor types (supertasters who experience greater intensity of bitter tastes; tasters; and nontasters who experience low intensity of bitter tastes or no bitter tastes) and outcomes after infection with SARS-CoV-2.
Authors: Henry P. Barham, MD, Sinus and Nasal Specialists of Louisiana in Baton Rouge, is the corresponding author.
What The Study Did: Researchers examined if circulating sex hormones are associated with disease severity in patients with COVID-19.
Authors: Sandeep Dhindsa, M.D., of the St Louis University School of Medicine and Abhinav Diwan, M.D., of the Washington University School of Medicine, both in St. Louis, are the corresponding authors.
To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/
(doi:10.1001/jamanetworkopen.2021.11398)
What The Study Did: Rates of depression, anxiety, suicidal thoughts and posttraumatic stress disorder among current and former coal miners in the United States were examined in this study.
Authors: Drew Harris, M.D., of the University of Virginia in Charlottesville, is the corresponding author.
To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/
(doi:10.1001/jamanetworkopen.2021.11110)