Page 4: Research news on Cellular organization, physiology & dynamics

Cellular organization, physiology & dynamics is a research area focused on understanding how cells are spatially structured, how their molecular components are functionally integrated, and how these features change over time and in response to internal and external cues. It encompasses the study of subcellular compartmentalization, cytoskeletal architecture, membrane trafficking, signal transduction, metabolic regulation, and cell-cycle control. Researchers in this field employ quantitative imaging, biophysical measurements, genetic perturbations, and computational modeling to link molecular interactions and mesoscale structures with emergent cellular behaviors, including motility, growth, differentiation, and responses to stress or pathological conditions.

A cooperative approach to reproductive success

Fertilization is often imagined as a frantic race, with millions of sperm competing for a single prize. But new research by a team of evolutionary biologists from Syracuse University, the University of Siena in Italy and ...

Newly discovered mechanism protects DNA during cell division

Every time a cell divides, it must accurately copy and distribute its DNA between two new cells. However, in some cases, chromosomes do not fully separate, leaving behind thin strands of DNA known as DNA bridges that connect ...

How an embryo draws the line between body and germline

Every embryo of an organism that reproduces sexually faces an early and consequential decision: which of its cell lineages will make up the mortal body, and which will become the germline, the lineage that eventually makes ...

Scientists solve mystery of how muscle cells grow and stay healthy

In a study published in Nature Communications biophysicists unravel the mystery of how muscles form at the molecular level and maintain their function. The findings may help design treatments for muscle diseases such as dilated ...

In biology of cells, octopus has another trick up its sleeve

The octopus is a biological oddity. It can use tools, open jars, and its complex nervous system supports as many neurons as a small primate. Now Harvard biologists have discovered a mysterious distinction in octopuses' core ...

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