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Eyelashes as natural liquid deflectors for clear vision

Throughout human evolution, body and facial hair have notably diminished, yet eyelashes have remained a distinguishing feature.

20 Dec 2024

Study finds a subset of artificial heart patients can regenerate heart muscle

A research team co-led by a physician-scientist at the University of Arizona College of Medicine – Tucson's Sarver Heart Center found that a subset of artificial heart patients can regenerate heart muscle, which may open the door to new ways to treat and perhaps someday cure heart failure.

20 Dec 2024

Unexpected discovery opens doors for improved siRNA therapies

In everyday life, when things turn out the opposite of what you expect, it's usually cause for frustration. In science, it's often the starting point for discovery.

20 Dec 2024

Study reveals brain circuits and chemical messengers behind the regulation of meal initiation

When you are feeling hungry, the brain takes the necessary steps toward consuming a meal. Many of these steps are not well known, but a new study published in the journal Metabolism by researchers at Baylor College of Medicine and the University of Texas Health Science Center at Houston reveals brain circuits and chemical messengers that contribute to the regulation of meal initiation and food intake.

20 Dec 2024

New review discusses the expanding horizons of AI in medical sciences

In recent years, artificial intelligence (AI) has grown remarkably, fueled by innovative foundation models (FMs) such as GPT-n series by OpenAI, and derived large language models (LLMs) like Chat generative pre-trained transformer, popularly known as ChatGPT.

20 Dec 2024

Host heterogeneity increases pathogen virulence in metapopulations

Heterogeneity is ubiquitous in real-world host populations, yet most theories assume homogeneity. Using a metapopulation model, we examine how host heterogeneities, such as uneven movement patterns and local productivities, affect the evolution of pathogen virulence.

20 Dec 2024

Healthy lifestyles linked to younger brains

Using an AI tool, researchers at Karolinska Institutet have analyzed brain images from 70-year-olds and estimated their brains' biological age.

20 Dec 2024

Amira Software Version 2024.2: Enhancing ultrastructure analysis

Amira Software Version 2024.2 offers groundbreaking AI enhancements and advanced tools, transforming cellular ultrastructure analysis and research workflows.

From Thermo Fisher Scientific - Software 20 Dec 2024

Study finds power-motivated users share more fake news on social media

People motivated by power and the desire to influence others are more likely to share fake news posts on social media, according to a new study led by a UCL researcher.

20 Dec 2024

Annona squamosa extracts show promise in treating pain and arthritis

In Brazil, researchers have identified substances with analgesic, anti-inflammatory, anti-hyperalgesic (against persistent pain) and anti-arthritic activity in the leaves of Annona squamosa, a tree popularly known in the country as fruta-do-conde or pinha.

20 Dec 2024

Research sheds light on the psychology behind patience and impatience

Patience - like its corollary impatience - has always been a sort of "I know it when I see it" concept. And that didn't sit well with UC Riverside psychology researcher Kate Sweeny.

20 Dec 2024

Review highlights gaps in reporting quality of nonpharmacological treatments in Chinese medicine

Nonpharmacological treatments in Chinese medicine (NPTCM), including acupuncture, cupping, moxibustion, and Tuina, have gained global recognition for their efficacy in various health conditions.

20 Dec 2024

Somatosensory stimulation biases hand selection in motor tasks

Hand choice is an unconscious decision frequently made in daily life, whether it's reaching for an object such as a cup or performing any other task.

19 Dec 2024

Cellular RNA enhances MAVS signalosome activation in antiviral immunity

Scientists have uncovered a new role for a cell's own RNA in fending off attacks by RNA viruses. Some of the cell's RNA molecules, researchers found, help regulate antiviral signaling. These signals are part of the intricate coordination of immune responses against virus invasion.

19 Dec 2024

SMART software offers new solution for modeling cell-signaling networks

Researchers at University of California San Diego have developed and tested a new software package, called Spatial Modeling Algorithms for Reactions and Transport (SMART), that can realistically simulate cell-signaling networks - the complex systems of molecular interactions that allow cells to respond to diverse cues from their environment.

19 Dec 2024

Early physical therapy can help prevent lingering symptoms after concussion

People who suffer from continued symptoms of concussion should seek a referral to physical therapy as soon as possible, new research from Oregon Health & Science University suggests.

19 Dec 2024

New design could make seasonal influenza vaccinations more broadly effective

Stanford Medicine scientists have designed a way to make our seasonal influenza vaccinations more broadly effective and possibly to protect us from new flu variants with pandemic potential.

19 Dec 2024

Eggs are back on the menu: Study finds no link to obesity with moderate intake

Frequent but moderate egg consumption, coupled with proper cooking methods, does not increase obesity risk and may even support healthy lipid metabolism.

19 Dec 2024

Sunscreen prototype keeps skin cooler and shields from UV rays

Wearing sunscreen is important to protect your skin from the harmful effects of UV radiation but doesn't cool people off.

19 Dec 2024

Combining psychedelics with meditation increases mindfulness and mystical-type transcendence

Researchers assessed whether combining psychedelics, namely DMT and harmine as two active ingredients in ayahuasca, with meditation increases mindfulness, compassion, insight, and mystical-type transcendence to a higher degree than meditation with a placebo.

19 Dec 2024