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Macrophages take center stage in liver healing after injury

The liver is famous for its remarkable ability to regenerate, but that healing power depends heavily on the actions of its resident immune cells. A new study spotlights macrophages, the liver's cleanup and repair specialists, revealing that these cells quickly adapt after injury to clear debris and support tissue recovery.

7 May 2025

Scientists build world's most accessible gut bacteria collection to unlock health and disease clues

Researchers have developed the Human Intestinal Bacteria Collection (HiBC), comprising 340 gut bacterial strains from 198 species, including 29 newly described taxa, made publicly available for functional microbiome research.

7 May 2025

AI identifies brain cell types through electrical signatures

A decades-old challenge in neuroscience has been solved by harnessing artificial intelligence (AI) to identify the electrical signatures of different types of brain cells for the first time, as part of a study in mice led by researchers from UCL.

7 May 2025

How urine caffeine levels may help detect diabetic eye damage early

Researchers found that higher urinary levels of caffeine and specific metabolites, especially in men, were significantly associated with diabetic retinopathy risk. The cross-sectional study used NHANES 2009–2014 data and highlights potential biomarkers for early detection in diabetic populations.

7 May 2025

How nutritious is dried Gapal? Study reveals its strengths and one hidden weakness

Researchers analyzed the nutritional composition of dried Gapal, a traditional fermented milk-cereal food from Burkina Faso, revealing its high carbohydrate and mineral content. Despite its nutritional potential, high phytic acid levels may limit mineral bioavailability, especially for zinc.

7 May 2025

Air pollution reshapes children’s nasal microbiome and reduces diversity in winter

A new study from Milan reveals that short-term exposure to air pollutants like black carbon and VOCs significantly alters the nasal microbiota of school-aged children. These changes vary by season, with winter exposure reducing microbial diversity and favoring potentially pathogenic bacteria.

7 May 2025

Ten-year data confirm exercise is a powerful tool against depression

Researchers review how exercise influences depression in otherwise healthy adults.

7 May 2025

Study provides novel insights on how the brain wiring changes during learning

A landmark study published by scientists at the University of California San Diego is redefining science's understanding of the way learning takes place.

7 May 2025

Researchers trace origins of aggressive childhood brain tumors

Medulloblastoma is one of the most common malignant tumors of the central nervous system (CNS) in children and adolescents. It develops in the area of the cerebellum, which is responsible for movement coordination, among other things.

7 May 2025

New micropipette allows precise ion delivery to individual brain cells

Researchers at Linköping University have developed a new type of pipette that can deliver ions to individual neurons without affecting the sensitive extracellular milieu.

7 May 2025

New research challenges myths about parenting and adult personalities

New research challenges traditional views and myths in psychology, such as the long-held belief that parenting is the biggest influence on adult personalities.

7 May 2025

Gastrointestinal cancer patterns vary across diverse Asian and Pacific Islander populations

The incidence of gastrointestinal cancers varies across Asian American, Native Hawaiian and other Pacific Islander communities, according to a study published March 15 in the journal Gastro Hep Advances.

7 May 2025

New consensus on clear aligner treatment aims to improve orthodontic outcomes

Malocclusion affects nearly half of the global population, impacting oral function and aesthetics. Clear aligners have gained popularity due to their discreet appearance and ease of use, but their effectiveness varies depending on the type of tooth movement required.

7 May 2025

Tomato and fruit juice improve quality of life for kids with asthma

Study suggests these antioxidant-rich juices may be a well-tolerated, practical addition to standard childhood asthma management.

6 May 2025

Scientists engineer new drug candidate to fight deadly mycobacterial infection

In a classic example of scientific problem solving, scientists from the Hackensack Meridian Center for Discovery and Innovation (CDI) and colleagues have published a paper introducing a promising new drug candidate they engineered to target a deadly and emerging infection.

6 May 2025

New therapy targets emotional processing to manage chronic pain

A new study led by UNSW Sydney and Neuroscience Research Australia (NeuRA) shows that targeting emotional processing is key to treating and managing chronic pain.

6 May 2025

Can your diet slow skin aging? New review reveals what helps and what harms

Scientists reviewed recent studies and found that antioxidant-rich diets help slow skin aging, while high intake of refined sugars and trans fats accelerates it. A balanced, nutrient-dense diet may be a practical way to protect skin health and delay visible signs of aging.

6 May 2025

Low blood sugar linked to retinal damage in diabetic eye disease

In a new National Institutes of Health-funded study led by scientists at the Wilmer Eye Institute, Johns Hopkins Medicine researchers say they have determined that low blood sugar, or hypoglycemia, may promote a breakdown of the blood-retinal barrier, an important boundary that regulates the flow of nutrients, waste and water in and out of the retina.

6 May 2025

Natural compound fisetin protects blood vessels from hardening

A new research paper was published in Aging (Aging-US) Volume 17, Issue 4, on April 2, 2025, titled "Fisetin ameliorates vascular smooth muscle cell calcification via DUSP1-dependent p38 MAPK inhibition."

6 May 2025

New insights into how romantic partners can influence a person's genetic risk for binge drinking

A study led by Virginia Commonwealth University and Rutgers University has revealed new insights into how romantic partners can influence a person's genetic predisposition to unhealthy alcohol use.

6 May 2025