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Phys.org / Light-activated protein illuminates when embryos can cope with disruptions to cell division

Cell division during the early stage of embryo development is a trade-off between speed and accuracy; the cells need to divide quickly to enable rapid growth, but it's important not to introduce errors that could be fatal ...

18 hours ago
Medical Xpress / Restoring protein recycling helps exhausted T cells fight tumors again

T cells are crucial components of our immune system, serving as critical protectors against infection and disease. But there are limits to their defensive capabilities. T cells are not inexhaustible protectors. Often, when ...

17 hours ago
Phys.org / Malaria parasite sneaks mRNA into immune cell nuclei, disrupting defenses

RNA technology is regarded as one of the newest frontiers in medicine, but in fact a primordial innovator got there way before we did. The malaria parasite, an ancient single-celled organism, has been using sophisticated ...

18 hours ago
Phys.org / RNA-built droplets create customizable organelles inside living cells

Just as the human body relies on organs such as the heart or liver for essential functions, cells depend on their own tiny organs, or organelles, to carry out vital tasks, including transporting nutrients, removing waste, ...

17 hours ago
Phys.org / Gene circuits reshape DNA folding and affect how genes are expressed, study finds

When a gene is turned on in a cell, it creates a ripple effect along the DNA strand, changing the physical structure of the strand. A new study by MIT researchers, appearing in Science, shows that these ripples can stimulate ...

18 hours ago
Phys.org / Superconducting quantum circuit simulates proton tunneling phenomenon in chemical systems

Researchers at Yale, Google, and the University of California-Santa Barbara have created a device that simulates the quantum "tunneling" behavior of protons that occurs in chemistry, a process so common it occurs in everything ...

18 hours ago
Phys.org / LHAASO discovers new extreme particle accelerator in the Milky Way

The Large High Altitude Air Shower Observatory (LHAASO) has made a breakthrough in exploring the extreme universe. For the first time, the LHAASO collaboration has detected ultra-high-energy (UHE) gamma rays—with energies ...

21 hours ago
Phys.org / Fungi utilize ancient antimicrobial proteins to attack hosts and their microbiomes, plant researchers discover

An international research team led by Cologne-based plant scientist Professor Dr. Bart Thomma from the Institute for Plant Sciences, the Collaborative Research Center MiBiNet and the CEPLAS Cluster of Excellence for Plant ...

19 hours ago
Phys.org / Kangaroos chart 'upside-down' evolution

New research led by Flinders University argues thick tooth enamel helped kangaroos chart an unconventional evolution story, compared to the animals of other continents. A 50-million-year natural "experiment" among Australia's ...

20 hours ago
Phys.org / Chemists unlock two-step alkene alkylation using stable acids and polar coupling

Chemists at the Max-Planck-Institut für Kohlenforschung have developed a practical two-step method for alkylating alkenes via thianthrenation, addressing a long-standing synthetic challenge. This breakthrough simplifies complex ...

18 hours ago
Medical Xpress / Severe narcolepsy found to damage a second brain region

For nearly 25 years, scientists believed they knew what caused the most severe form of narcolepsy. A new UCLA Health study now suggests they were only half correct. In a study published in Nature Communications, UCLA Health ...

18 hours ago
Tech Xplore / Collective intelligence framework shows how human-AI teams may make better decisions

As artificial intelligence (AI) becomes embedded in critical decisions about health, safety, finance, and governance, a key challenge is no longer whether people and AI will collaborate, but rather how to structure this collaboration ...

18 hours ago