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cell biology

Lungs made from a collection of “tasting” tongues.
immunology

Cells That ‘Taste’ Danger Set Off Immune Responses

November 15, 2019

Taste and smell receptors in unexpected organs monitor the state of the body’s natural microbial health and raise an alarm over invading parasites.

Climbing up the side of a high mountain peak.
Abstractions blog

Nobel Prize Awarded for Discoveries on How Cells Adapt to Oxygen

October 7, 2019

The 2019 Nobel Prize in Physiology or Medicine honored William Kaelin Jr., Peter Ratcliffe and Gregg Semenza for their work on elucidating how cells adjust to low oxygen levels.

Illustration of DNA that combines elements of mealybug and bacterial imagery.
evolution

Cell-Bacteria Mergers Offer Clues to How Organelles Evolved

October 3, 2019

Cells in symbiotic partnership, sometimes nested one within the other and functioning like organelles, can borrow from their host’s genes to complete their own metabolic pathways.

An illustration that shows a fanciful view of cells in terms of electrical circuitry.
synthetic biology

Math Reveals the Secrets of Cells’ Feedback Circuitry

September 18, 2019

Maintaining perfect stability through negative feedback is a basic element of electrical circuitry, but it’s been a mystery how cells could do it — until now.

cell biology

Bacterial Clones Show Surprising Individuality

September 4, 2019

Genetically identical bacteria should all be the same, but in fact, the cells are stubbornly varied individuals.

Q&A

His Artificial Intelligence Sees Inside Living Cells

July 24, 2019

The computer vision scientist Greg Johnson is building systems that can recognize organelles on sight and show the dynamics of living cells more clearly than microscopy can.

cell biology

Cellular Life, Death and Everything in Between

July 8, 2019

The discovery that apparently dead cells can sometimes resurrect themselves has researchers exploring how far they can push the point of no return.

Art for "Bacterial Complexity Revises Ideas About ‘Which Came First?’"
cell biology

Bacterial Complexity Revises Ideas About ‘Which Came First?’

June 12, 2019

Contrary to popular belief, bacteria have organelles too. Scientists are now studying them for insights into how complex cells evolved.

Art for "Mitochondria Direct the Fate of Stem Cells by Shape-Shifting"
developmental biology

Biologists Discover Unknown Powers in Mighty Mitochondria

March 18, 2019

Mitochondria are most famous as sources of metabolic energy. But by splitting and combining, they can also release chemical signals to regulate cell activities, including the generation of neurons.