CD56brightCD16− NK cells in human BALF have a tissue-resident phenotype and distinct metabolic profile. Credit: Proceedings of the National Academy of Sciences (2024). DOI: 10.1073/pnas.2412489121 Trinity College Dublin researchers based at St James’s Hospital have provided important insights into the behavior and metabolic function of a previously largely unknown but crucial natural killer (NK) immune cell resident in...
Month: <span>October 2024</span>
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How does schizophrenia affect smell?
Scientists believe schizophrenia may affect a person’s sense of smell or cause them to smell things that are not there, but not all studies into schizophrenia and smell support this. Schizophrenia is a mental health condition that affects how a person thinks, feels, and behaves. The condition may also affect a person’s sense of smell...
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All you need to know about agitated depression
Depression tends to involve feelings of hopelessness, sadness, or helplessness. However, some people also experience agitation, including symptoms of anxiety and restlessness. Agitated depression is not a medical term, but some people use it to describe the combination of anxiety and depression. Agitation can occur with major depression, bipolar disorder, and schizophrenia. In this article,...
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Urine albumin-to-creatinine ratio indicates risk in rheumatoid arthritis
For patients with rheumatoid arthritis (RA), urine albumin-to-creatinine ratio (ACR) is an independent risk factor indicating prognosis, according to a study published online Sept. 18 in Frontiers in Immunology. Zexuan Bin, from The Second Hospital of Shanxi Medical University in Taiyuan, China, and colleagues used 2009 to 2018 data from the National Health and Nutrition Examination Survey to...
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Seasonal change can affect people’s moods—and their moral values
A graph depicting Americans’ endorsement of binding and individualizing moral values. Credit: I. Hohm and M. Schaller, CC BY Moral values are the principles that guide a person’s perceptions of good and bad, and right and wrong. They shape our prejudices, political ideologies and many other consequential attitudes and actions. It’s tempting to assume that a person’s moral values are...
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Google uncovers how quantum computers can beat today’s best supercomputers
Google’s Sycamore processor uses quantum bits, or qubits, to run algorithms.Credit: Peter Kneffel/dpa/Alamy Ever since the first quantum computers were dreamt up in the early 1980s, researchers have looked forward to the day the devices could solve problems that are too difficult for classical computers. In the past five years, the machines have finally begun to...
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New study reveals long-term brainstem damage in COVID-19 survivors using advanced MRI scans
Study: Quantitative susceptibility mapping at 7 T in COVID-19: brainstem effects and outcome associations. Image Credit: Silver Place/Shutterstock.com A recent study published in Brain performed ultrahigh field quantitative susceptibility mapping (QSM) of the brainstem in coronavirus disease 2019 (COVID-19) survivors post-hospitalization. Introduction Neuroradiological changes have been reported in hospitalized COVID-19 patients. Cerebral microhemorrhages, white matter hyperintensities, and encephalopathy are...
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WHY ARE SOME PEOPLE MORE PRONE TO INFECTION?
An expert has answers for you about why some people are more susceptible to infections. Heidi Zapata, assistant professor of medicine (infectious diseases) at Yale School of Medicine, is fascinated by microbes—bacteria, viruses, fungi, and parasites too small to be seen with the naked eye. “That’s what led me to infectious diseases,” she says. Zapata’s...
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DIET AND EXERCISE REVERSE LIVER DAMAGE
New research suggests intensive lifestyle interventions are an effective way of treating and improving liver disease. In the study of 24 patients with metabolic dysfunction-associated steatohepatitis (MASH), a common liver disease caused by excessive fat buildup, one group followed a restricted diet and a high intensity interval training exercise program for 10 months. They dramatically...
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Bacteria involved in gum disease linked to increased risk of head and neck cancer
News Release 26-Sep-2024 Peer-Reviewed PublicationNYU Langone Health / NYU Grossman School of Medicine More than a dozen bacterial species among the hundreds that live in people’s mouths have been linked to a collective 50% increased chance of developing head and neck squamous cell carcinoma (HNSCC), a new study shows. Some of these microbes had previously...