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Phys.org / Mapping 3D-super-enhancers with machine learning to pinpoint regulators of cell identity

Scientists usually study the molecular machinery that controls gene expression from the perspective of a linear, two-dimensional genome—even though DNA and its bound proteins function in three dimensions (3D). To better ...

1 hour ago
Medical Xpress / Deep-frozen brain region restarts electrical activity after thawing

Researchers at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) and Uniklinikum Erlangen have succeeded in preserving brain tissue through extreme deep freezing. After thawing, the neurons begin exchanging electrical ...

1 hour ago
Medical Xpress / Circadian rhythm drives metabolic dysfunction in fat cells, study finds

Northwestern Medicine scientists led by Joseph Bass, MD, Ph.D., the Charles F. Kettering Professor of Endocrinology and Metabolism and director of the Center for Diabetes and Metabolism, have discovered how disruptions in ...

1 hour ago
Phys.org / Key protein SYFO2 enables 'self-fertilization' of leguminous plants

Most plants allow fungal microorganisms to enter their root cells and provide them with carbohydrates in exchange for a better supply of nutrients and water. Only leguminous plants like peas, beans, and clover enter into ...

1 hour ago
Phys.org / Nearby red dwarf star hosts at least four planets—with one in the habitable zone

In 2020, a study confirmed that two planets orbited the nearby red dwarf, GJ 887. Now, astronomers have confirmed the existence of two additional planets orbiting GJ 887 in a new study published in Astronomy and Astrophysics. ...

2 hours ago
Phys.org / Ultrafast light pulses make molecules rotate on quantum materials

Researchers from Germany, Japan and India, led by scientists from DESY and the Universities of Kiel and Hamburg, have found a way to collectively make molecules on a flat surface rotate by exposing them to light using ultrafast ...

1 hour ago
Medical Xpress / Cancer patients want to participate in difficult decisions

"Patients do not want to be shielded from difficult treatment decisions," says Associate Professor Jannicke Rabben at Norway's University of Agder (UiA). "Even patients who say that the doctor knows best often want to be ...

1 hour ago
Phys.org / How a shift in the Gulf Stream could signal the collapse of a major ocean current system

Changes in the Gulf Stream, a strong ocean current in the Atlantic, could serve as an early warning of the imminent collapse of the Atlantic Meridional Overturning Circulation (AMOC). The AMOC is a massive system of ocean ...

3 hours ago
Medical Xpress / Support, educate, empower coaching program tied to improved glaucoma meds adherence

A Support, Educate, Empower (SEE) glaucoma coaching program improves medication adherence compared with standard written education, according to a study published online Feb. 26 in JAMA Ophthalmology.

1 hour ago
Phys.org / Microbes hitchhiking on marine snow could limit how deep carbon sinks

In some parts of the deep ocean, it can look like it's snowing. This "marine snow" is the dust and detritus that organisms slough off as they die and decompose. Marine snow can fall several kilometers to the deepest parts ...

2 hours ago
Phys.org / Baltic herring fishing rules may need an update after new genetic mapping

Herring from different parts of the Baltic Sea belong to distinct populations genetically adapted to local differences in salinity and temperature. However, these populations can also mix with each other, according to a new ...

2 hours ago
Medical Xpress / Cancer drug reduces early Alzheimer's-like brain hyperconnectivity in lab tests

Neuroscientists at King's College London have pinpointed a mechanism behind the increased neural connectivity observed in the very early stages of Alzheimer's disease. Published in Translational Psychiatry, the study also ...

2 hours ago