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Medical Xpress / PET imaging study reveals how ketamine relieves treatment-resistant depression

Major depressive disorder (MDD) is one of the leading causes of disability worldwide, and approximately 30% of patients develop treatment-resistant depression (TRD), a condition that does not respond adequately to conventional ...

14 hours ago
Phys.org / A new 'molecular switch' for inborn immunity identified

Innate immune sensors—known as pattern recognition receptors (PRRs)—detect specific molecular components of bacterial or viral intruders. The PRRs forward the signals which results in the production of interferons, which ...

15 hours ago
Tech Xplore / Multiply and subtract your way to more lifelike VR avatars

POSTECH's (Pohang University of Science and Technology) Professor Inseok Hwang's team has developed ArithMotion, a mobile virtual reality (VR) system that enables anyone to express a wide range of avatar motions with ease. ...

14 hours ago
Phys.org / Recreating the forms and sounds of historical musical instruments

What if there were a way to create accurate replicas of ancient and historical instruments that could be played and heard?In late 2024, senior MIT postdoc Benjamin Sabatini wrote MIT Professor Eran Egozy to ask just that, ...

16 hours ago
Medical Xpress / Temporal lobe epilepsy: A new strategy to correct abnormal electrical activity

Many patients suffer from epilepsy that cannot be controlled by current medications. Surgical removal of epileptogenic brain regions is effective in only about half of cases, and not all patients are eligible for the procedure. ...

13 hours ago
Phys.org / Light-guided 'optovolution' evolves proteins that switch states on schedule

EPFL researchers have developed a light-based method that can produce proteins that switch states, respond to signals, and even compute, using light and the cell cycle.

16 hours ago
Medical Xpress / Machine learning can predict preeclampsia by week 34 of pregnancy

A machine-learning model developed by Weill Cornell Medicine investigators may provide clinicians with an early warning of a complication that can occur late in pregnancy. Preeclampsia is a sudden onset condition that involves ...

14 hours ago
Medical Xpress / Blood-based marker opens up perspectives for cancer diagnostics

Metastatic prostate cancer is currently associated with high morbidity and mortality rates. In addition, patients respond very differently to standard treatments such as hormone therapy or radiation therapy. Reliable markers ...

9 hours ago
Phys.org / X-raying rocks reveals their carbon-storing capacity

To avoid the worst effects of climate change, many billions of metric tons of industrially generated carbon dioxide will have to be captured and stored away by the end of this century. One place to store such an enormous ...

17 hours ago
Phys.org / Why being nice matters in a complex world

Coan says practicing kindness, be it big or small, is a one-two punch for your health and for those around you. That includes "weak ties," the casual, micro-relationships people form. "People often deride small talk as shallow," ...

10 hours ago
Medical Xpress / Smart combinations of antibiotics can slow down resistance

When a bacterium becomes resistant to one antibiotic, it may sometimes become more sensitive to another. This biological side-effect offers an unexpected opportunity in the fight against antibiotic resistance.

16 hours ago
Medical Xpress / Creating less trippy, more therapeutic 'magic mushrooms'

Psilocybin—the psychoactive compound in "magic mushrooms"—is gaining scientific attention for its potential in treating neuropsychiatric conditions including depression, anxiety, substance use disorders and certain neurodegenerative ...

17 hours ago