News tagged with individual cells

Finding meaning in gene expression 'noise'

Static models of gene regulation networks are inevitably oversimplified, indicating how one gene specifically switches certain target genes on while turning others off. However, the reality is much more dynamic ...

Jan 10, 2014
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Negative feedback makes cells 'sensitive'

New research has shown that negative feedback loops in cell signalling systems can be essential for a cell's ability to perceive the strength of a growth stimulus. Cells lacking the feedback loop became insensitive to the ...

Jan 08, 2014
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Precise docking sites for cells

The Petri dish is a classical biological laboratory device, but it is no ideal living environment for many types of cells. Studies lose validity, as cell behavior on a flat plastic surface differs from that ...

Dec 11, 2013
5 / 5 (1) 0

Single-cell genome sequencing gets better

Researchers led by bioengineers at the University of California, San Diego have generated the most complete genome sequences from single E. coli cells and individual neurons from the human brain. The breakt ...

Nov 10, 2013
5 / 5 (2) 0 | with audio podcast

Hey, bacteria are individuals too

Each person carries 10 times as many bacterial cells as human cells, the former of which have continued to evolve in response to medicine's most potent antibiotics. But microscopic bugs don't just dictate human health—they're ...

Nov 07, 2013
5 / 5 (3) 0 | with audio podcast