Medical Xpress - Feature story

RNA granules, sites for the storage, transport, and regulation of RNA molecules within cells, are transported along axons and then translated locally, far from the cell body. Recent studies sugge...

https://medicalxpress.com/news/2024-05-mrnas-axons-lysosomal-vesicles-axon.html

Brain cells can be broadly divided into two categories: inhibitory and excitatory neurons. Excitatory neurons are cells that support the generation of electrical impulses in postsynaptic neurons,...

https://medicalxpress.com/news/2024-04-exploring-excitatory-inhibitory-neuronal-tuning.html

Given the known risks of consuming high amounts of sugar, today many people are looking for alternative sweeteners that produce a similar taste without prompting significant weight gain and causi...

https://medicalxpress.com/news/2024-04-stevia-brain-compatible-sugar-substitute.html

Over the past decades, a growing number of people have migrated to urban areas, while the size and population of rural areas have drastically declined. While parks and other green spaces are ofte...

https://medicalxpress.com/news/2024-04-green-spaces-depression-anxiety.html

Autoimmune conditions such as multiple sclerosis (MS) are disorders of the immune system associated in this case with demyelination of the central nervous system (CNS). The term demyelination des...

https://medicalxpress.com/news/2024-04-myeloid-cell-autoimmune-encephalomyelitis.html

Layer 6b, the deepest layer of the mammalian brain's cortex, has recently been the focus of numerous neuroscience studies. Despite the interesting findings gathered in recent years, the role of t...

https://medicalxpress.com/news/2024-04-reveals-strong-impact-layer-6b.html

Over the course of their lives, humans build subjective internal models outlining the associations between specific environmental stimuli and rewards that could be gained from interacting with th...

https://medicalxpress.com/news/2024-04-dopamine-amygdala-contribute-encoding-identity.html

Over the past decades, numerous studies have investigated the neural and cognitive processes underpinning intergroup conflict, as this could help to explain what fuels belligerent behavior, polit...

https://medicalxpress.com/news/2024-04-exploring-oxytocin-interacts-testosterone-humans.html

The internet has given rise to new forms of deceit and misinformation, including phishing attacks, romance scams and fake news. While many psychological studies have investigated the factors that...

https://medicalxpress.com/news/2024-04-exploring-factors-people-ability-online.html

Autoimmune diseases are among the most puzzling because turncoat constituents of the body wage a constant state of war. Sometimes the underlying cause of an autoimmune condition is so obscure—h...

https://medicalxpress.com/news/2024-03-infamous-inflammasome-rogue-protein-complex.html

Triple negative breast cancer is the most aggressive subtype of the disease and is notorious for a poor prognosis, but scientists are working on a breakthrough method of converting these treatmen...

https://medicalxpress.com/news/2024-03-scientists-potentially-lethal-breast-cancer.html

Neuroscientists have been trying for decades to understand how the brains of humans and other animals develop throughout the lifespan. While their work has gathered much insight into brain matura...

https://medicalxpress.com/news/2024-03-prefrontal-cortex-circuitry-adolescence-enables.html

The social behaviors of humans and animals often unfold over two distinct phases, namely a motivational and an action phase. The first of these phases entails instinctual and reward-seeking menta...

https://medicalxpress.com/news/2024-03-insights-neural-mechanisms-involved-aggressive.html

Previous neuroscience studies suggest that transient increases in brain dopamine are critical signals for learning about reward, and the motivation to obtain more rewards. Researchers at Universi...

https://medicalxpress.com/news/2024-03-dopamine-fluctuations-distinct-brain-subregions.html

In their everyday lives, humans often weigh the value of different options and decide how to act based on this mental evaluation. This process, known as value-based decision-making, has been the ...

https://medicalxpress.com/news/2024-02-unveils-role-neural-substrate-lateral.html

Service dogs, originally trained to assist physically disabled individuals with guidance, physical tasks, and medical alerts, have more recently begun to provide psychiatric assistance to individ...

https://medicalxpress.com/news/2024-02-children-autism-spectrum-dog.html

In findings that are nothing short of surprising, scientists have demonstrated that the liver is the site where the immune system unleashes its assault on pneumococcal bacteria following vaccinat...

https://medicalxpress.com/news/2024-02-vaccination-thwart-pneumococcal-infection-animal.html

Although immunologists have developed a deep reservoir of knowledge illuminating how antibodies respond to vaccination against SARS-CoV-2, little is known about the elusive cells that produce inf...

https://medicalxpress.com/news/2024-02-elusive-immune-cells-hidden-niches.html

Recent technological advances have enabled the development of increasingly advanced systems and devices for measuring brain activity in both research and medical settings. A concept that has been...

https://medicalxpress.com/news/2024-02-eeg-vr.html

Researchers from MIT have developed a 3D-printable tissue adhesive that demonstrates superior tissue adhesion, rapid sealing capabilities across various surgical scenarios and a unique blood-repe...

https://medicalxpress.com/news/2024-02-3d-printable-tissue-adhesive-standard.html

The somatosensory cortex is a brain region known to play a role in the detection of tactile information, changes in temperature, and pain sensations. Some recent studies found that this crucial b...

https://medicalxpress.com/news/2024-02-exploring-somatosensory-cortex-contributes-encoding.html

Surveys and statistics suggest that mental illnesses are becoming increasingly widespread, as the number of people worldwide accessing mental health services has increased in recent years. Unders...

https://medicalxpress.com/news/2024-02-network-analysis-highlights-key-role.html

Past psychology studies have found that on average, older adults tend to view the world in a more positive light than younger adults. People in their 30s to 50s, in fact, often display a negativi...

https://medicalxpress.com/news/2024-02-hints-early-shift-positive-attitude.html

What telltale features—many inaudible to the human ear—separate one kind of cough from another? Scientists are on the verge of finding out with a new machine learning tool aimed at identifyin...

https://medicalxpress.com/news/2024-02-experimental-cell-app-screen-tb.html

Sleep is known to play a key role in facilitating various physiological processes, while also contributing to the healthy functioning of the brain. Lack of sleep and poor sleep quality have been ...

https://medicalxpress.com/news/2024-02-microglia-modulation-norepinephrine-transmission.html

Fasting, the voluntary abstention from eating and sometimes drinking for a set time, has become increasingly widespread, as some studies have found that it could boost the immune system and help ...

https://medicalxpress.com/news/2024-02-neural-mechanism-underlie-fasting-immune.html

In their daily lives, humans can encounter many situations that can put them at a varying degree of risk, or in other words, situations in which their choices can increase or decrease the possibi...

https://medicalxpress.com/news/2024-01-hypnotizability-behavior.html

Humans commonly evaluate the beauty of other humans, as well as objects, places, natural landscapes, and even animals. The innate human tendency to make aesthetic judgments has been the topic of ...

https://medicalxpress.com/news/2024-01-exploring-link-aesthetic-judgments-screen.html

In mammals, the perception of visual stimuli is supported by the coordinated activity of thousands of neurons in different brain regions. The images perceived by the eyes are represented in the b...

https://medicalxpress.com/news/2024-01-logic-underlying-recurrent-primary-visual.html

Mice are among the animal species most employed in neuroscience studies, as they are mammals (i.e., their brain is in some ways similar to the human brain) and their genetics or behaviors can be ...

https://medicalxpress.com/news/2024-01-miniature-vr-goggles-mice-advance.html