Can a single cell “change its mind”?

In an effort to replicate an experiment conducted over a century ago, systems biologists at Harvard Medical School present compelling evidence confirming at least one single-cell organism—the strikingly trumpet-shaped Stentor roeselii—exhibits a hierarchy of avoidance behaviors.

Exposed repeatedly to the same stimulation—in this case a pulse of irritating particles—the organism can in effect “change its mind” about how to respond, the authors said, indicating a capacity for relatively complex decision-making processes.

Read more:

Stentor footage courtesy: James Weiss (, Bill Porter
Additional footage courtesy: Megason lab, Kirchhausen lab.

Products You May Like

Articles You May Like

Supreme Court confirms public can attend hearings in October for first time since Covid lockdown of March 2020
Is Meditation Magical for Mental Health?
Has COVID Swayed the Rise in Pneumococcal Disease in Spain?
COVID-19 And Flu Season: How To Avoid Catching Viruses This Season
Not Just a Bad Dream: Nightmares May Predict Dementia

Leave a Reply

Your email address will not be published.