Month: <span>April 2022</span>

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CNIC scientists discover a new mechanism involved in the modulation of heart muscle elasticity
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CNIC scientists discover a new mechanism involved in the modulation of heart muscle elasticity

CENTRO NACIONAL DE INVESTIGACIONES CARDIOVASCULARES CARLOS III (F.S.P.) IMAGE: FROM LEFT TO RIGHT: CLAUDIO BADÍA CAREAGA, JESÚS VÁZQUEZ, ENRIQUE CALVO, ELÍAS HERRERO GALÁN, NATALIA VICENTE, JORGE ALEGRE CEBOLLADA, INÉS MARTÍNEZ MARTÍN, CARMEN SUAY CORREDERA, DIANA VELÁZQUEZ CARRERAS Y MARIA ROSARIA PRICOLO. CREDIT: CNIC Scientists at the Centro Nacional de Investigaciones Cardiovasculares (CNIC), in collaboration with an international...

Anesthetic drastically diverts the travels of brain waves
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Anesthetic drastically diverts the travels of brain waves

PICOWER INSTITUTE AT MIT IMAGE: AN EXAMPLE OF A DELTA-FREQUENCY TRAVELING WAVE AS MEASURED BY AN 8X8 ELECRODE ARRAY. RED INDICATES THE PEAK OF THE WAVE, WHICH PASSES UNDER THE ELECTRODE OVER THE COURSE OF 240 MILLISECONDS. CREDIT: MILLER LAB/MIT PICOWER INSTITUTE Imagine the conscious brain as a sea roiling with the collisions and dispersals...

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E. coli bacteria exploits Crohn’s disease inflammation

CORNELL UNIVERSITY ITHACA, N.Y. — A multi-year study of the role of E. coligut bacteria in Crohn’s disease finds that intestinal inflammation liberates chemicals that nourish the bacteria’s growth and promotes their ability to cause inflammation. The results identify new avenues for treatments that selectively disrupt the compounds that feed E. coli. The study, “Mucosal Metabolites...

The role of metabolic signaling in preventing atrial fibrillation
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The role of metabolic signaling in preventing atrial fibrillation

by Elisabeth Reitman, Yale University Atrium-selective deletion of AMPK leads to atrial fibrillation in mice. AMPK expression and the development of atrial fibrillation in AMPK double-KO sarcolipin-Cre Prkaa1fl/fl Prkaa2fl/fl (AMPK-dKO) compared with littermate control Prkaa1fl/fl Prkaa2fl/fl (CON) mice. (A) Representative immunoblots with antibodies recognizing the AMPK α2 subunit, both α1 and α2 AMPK subunits (AMPKα), the downstream AMPK target...

Poor diet associated with increased diabetes risk across all gradients of genetic risk
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Poor diet associated with increased diabetes risk across all gradients of genetic risk

by Public Library of Science Interplay between genetics and diet on the development of type 2 diabetes. Credit: Jordi Merino, Merino J. et al., 2022, PLOS Medicine, CC-BY 4.0 (creativecommons.org/licenses/by/4.0/) Genetic risk factors and diet quality are independently associated with type 2 diabetes; a healthy diet is linked to lower diabetes risk across all levels of...

Alzheimer’s and daytime napping linked in new research
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Alzheimer’s and daytime napping linked in new research

by Emma Rose Johnson, Rush University Medical Center Credit: Pixabay/CC0 Public Domain Could there be a link between cognitive decline and excessive daytime napping? New research from the Rush Alzheimer’s Disease Center suggests a potential connection, according to an article published in Alzheimer’s and Dementia: The Journal of the Alzheimer’s Association in March. The connection appears to...

Study suggests early self-awareness of autism leads to better quality of life
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Study suggests early self-awareness of autism leads to better quality of life

by University of Portsmouth Credit: Unsplash/CC0 Public Domain People who learn they are autistic when they are younger may have a heightened quality of life and sense of well-being in adulthood. That’s the finding of a new study, which also found that those who learned of their autism as adults reported more positive emotions (especially relief) about...

Reviewing molecular tests for tuberculosis
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Reviewing molecular tests for tuberculosis

by Liverpool School of Tropical Medicine Credit: CC0 Public Domain A potential game-changer in the tuberculosis epidemic was how the tuberculosis community viewed rapid molecular tests for tuberculosis and tuberculosis drug resistance. This was 12 years ago, with the launch of Xpert MTB/RIF, which gives results in less than two hours, simultaneously diagnosing tuberculosis and...

Synthetic ‘forever chemicals’ known as PFAS linked to liver damage
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Synthetic ‘forever chemicals’ known as PFAS linked to liver damage

by Keck School of Medicine of USC Credit: CC0 Public Domain Exposure to a class of widely used synthetic chemicals is connected to liver damage according to a new study conducted by researchers from the Keck School of Medicine of USC and published April 27th, 2022, in Environmental Health Perspectives.  The chemicals, called per- and polyfluoroalkyl...

AI may detect earliest signs of pancreatic cancer
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AI may detect earliest signs of pancreatic cancer

by Cedars-Sinai Medical Center Pancreatic cancer cells (blue) growing as a sphere encased in membranes (red). Credit: National Cancer Institute An artificial intelligence (AI) tool developed by Cedars-Sinai investigators accurately predicted who would develop pancreatic cancer based on what their CT scan images looked like years prior to being diagnosed with the disease. The findings,...