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Modulatory effects of α7-nicotinic cholinergic receptors on perceptual sensitivity in a visual signal detection task

20. May 2026 by a3-admin

Rationale Cholinergic signalling is critical for attentional control and signal detection, yet the contribution of specific acetylcholine receptor (AChR) subtypes remains poorly understood. Although…

Categories Biology

Birds clap in the dark to flirt: Nightjars reveal a hidden language of sound

19. May 2026 by a3-admin

Some birds sing to attract a mate. Others dance or display colorful feathers. But in the moonlit forests and shrublands of northern Argentina, one bird courts romance by snapping its wrists together,…

Categories Biology

SIRT6 protein could protect against age-related breakdown in chromatin, possibly help reverse aging

19. May 2026 by a3-admin

Researchers at Bar-Ilan University have successfully restored youthful patterns of DNA organization in the livers of old mice, reversing key molecular features associated with aging. The study,…

Categories Biology

Seaweed study unlocks surprising solution for cattle nutrition and sustainable agriculture

19. May 2026 by a3-admin

Cows eat grass…everyone knows that. But climate change is forcing producers and scientists to rethink some of our long-held assumptions about livestock nutrition. Crop costs are climbing….

Categories Biology

Field-ready tool identifies rare and zoonotic parasitic worms missed by standard tests

19. May 2026 by a3-admin

Parasitic nematodes (commonly known as roundworms) are a large, diverse and poorly studied group of disease-causing organisms that severely impact the health of humans and animals. They infect almost…

Categories Biology

TriPcides target MRSA, suppress infection and kill dormant bacteria to open a new front against antibiotic resistance

19. May 2026 by a3-admin

In a new study, researchers show how so‑called TriPcides can target the bacterium Staphylococcus aureus, including antibiotic‑resistant strains such as MRSA. The compounds disrupt the bacteria’s…

Categories Biology

Active and passive membrane exchange reshape how cell surface clusters grow, study finds

19. May 2026 by a3-admin

Cellular membranes not only constitute a barrier, but they also accommodate a plethora of different molecules for sensing and ensuring cellular function. These molecules often cluster together,…

Categories Biology

Human cells can exchange genomic DNA that alters cell behavior

19. May 2026 by a3-admin

Scientists at Children’s Medical Center Research Institute at UT Southwestern (CRI) have discovered that large pieces of DNA can transfer directly between human cells, and the DNA can persist and…

Categories Biology

Retrieval and competition: how a protein foundation model starts a protein

19. May 2026 by a3-admin

arXiv:2605.16331v1 Announce Type: new
Abstract: Protein language models are increasingly used to guide experimental and clinical decisions, yet it is often unclear whether a confident prediction…

Categories Biology

HDTree: Generative Modeling of Cellular Hierarchies for Robust Lineage Inference

19. May 2026 by a3-admin

arXiv:2506.23287v3 Announce Type: replace-cross
Abstract: In single-cell research, tracing and analyzing high-throughput single-cell differentiation trajectories is crucial for understanding…

Categories Biology
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