ADVERTISEMENT
ADVERTISEMENT
Image of concentric circles cut into a grass lawn.
Bacteria’s Stress Strategy: Slow Down to Avoid the Crowd
Computer simulations highlight how bacteria slow their growth to avoid overcrowding, a behavior that may inform pathogen control. 
Bacteria’s Stress Strategy: Slow Down to Avoid the Crowd
Bacteria’s Stress Strategy: Slow Down to Avoid the Crowd

Computer simulations highlight how bacteria slow their growth to avoid overcrowding, a behavior that may inform pathogen control. 

Computer simulations highlight how bacteria slow their growth to avoid overcrowding, a behavior that may inform pathogen control. 

stress response

Microscopy photo of a dissected fly ovary with mature oocytes visible as dark ovals.
How Nutrition Regulates Ovulation
Shelby Bradford, PhD | Jun 19, 2024 | 4 min read
Fly fat tissue senses nutritional status through a stress response pathway to control reproductive activities.
White and white and black mice in an overcrowded cage.
Viruses Keep Mice from Stressing Out
Shelby Bradford, PhD | May 9, 2024 | 3 min read
Gut viruses influence behavioral responses in mice and may be important players in the gut-brain axis.
A colorful image of a tumor
Opinion: Stopping the Cancer Cells that Thrive on Chemotherapy
Chengsheng Wu, David Cheresh, and Sara Weis; The Conversation | Jan 17, 2023 | 5 min read
Research into how pancreatic tumors adapt to stress could lead to a new treatment approach.
Rendering of a light blue NLRP3 inflammasome against a black background
Inflammation in Brain’s Immune Cells Triggers Depressive Behavior in Mice
Dan Robitzski | Nov 17, 2022 | 5 min read
In stressful conditions, specialized protein complexes in microglia induce neurotoxic activity in astrocytes that leads to the change in behavior.
A male and female lizard sit together on a fence post with grass in the foreground
Climate Change Prematurely Ages Lizards Before They’re Born
Amanda Heidt | Aug 9, 2022 | 2 min read
Lizards born to parents that experienced persistent heat had shortened telomeres, a genetic weathering that typically happens with age but can also be exacerbated by stress.
False color image of two Caenorhabditis elegans roundworms; blue on a black background
Mitochondrial Stress Is Passed Between Generations
Amanda Heidt | Dec 1, 2021 | 3 min read
Researchers identified a novel mechanism by which chemically induced stress is “remembered” by the mitochondria of worms more than 50 generations after the original trigger.
How C. elegans Transmit Stress Signals to Offspring
Infographic: How C. elegans Transmit Stress Signals to Offspring
Amanda Heidt | Dec 1, 2021 | 1 min read
Neurons stressed with chemicals produce Wnt, which in turn triggers changes in the germline.
oil in water
Stress-Induced Molecular Globs Boost Bacterial Fitness
Ruth Williams | Oct 21, 2021 | 4 min read
Liquid conglomerations of molecules that form in bacterial cells in response to stress promote the cells’ survival, a study finds.
A Black woman stands in profile with her head turned towards the camera, smiling
Bianca Jones Marlin Traces How Sensory Inputs Shape the Brain
Annie Melchor | Oct 1, 2021 | 3 min read
The Columbia University neuroscientist researches the biology behind some of our most human experiences, including building family relationships. 
Stress Paralyzes Immune Cells
Emma Yasinski | Jul 1, 2021 | 2 min read
Scientists show that an influx of noradrenaline can halt immune cells in mice.
An illustration of a woman in bed unable to sleep. The bedside clock reads 2:30. Her brain and heart are glowing.
Infographic: Pathways from Noise to Cardiovascular Damage
Thomas Münzel and Omar Hahad | Jun 1, 2021 | 2 min read
Research in mice and humans points to oxidative stress and inflammation as likely drivers of noise-induced health effects such as hypertension and heart disease.
Clip art of a crane, car, and plane flying over a city outside the window of two people in bed not sleeping, with a starry night background
How Environmental Noise Harms the Cardiovascular System
Thomas Münzel and Omar Hahad | Jun 1, 2021 | 10+ min read
Sound from cars, aircraft, trains, and other man-made machines is more than just annoying. It increases the risk of cardiovascular disease.
two tomato plants in pots viewed from the top, one scraggly with yellow leaves and one healthier-looking
Stress-Response Compound Widespread in Animals Is Found in Plants
Shawna Williams | May 22, 2021 | 4 min read
TMAO appears to both stabilize other plant proteins and influence the expression of stress-response genes, researchers report.
High Stress Hormone Levels Halt Mouse Fur Growth
Jef Akst | Apr 1, 2021 | 4 min read
Corticosterone interferes with signaling in the skin that normally activates hair follicle stem cells, possibly explaining the link between stress and hair loss.
Losing Touch: Another Drawback of the COVID-19 Pandemic
Ashley Yeager | May 19, 2020 | 6 min read
Affectionate touches tap into the nervous system’s rest and digest mode, reducing the release of stress hormones, bolstering the immune system, and stimulating brainwaves linked with relaxation.
Infographic: The Neurobiology of Suicidal Behavior
Catherine Offord | Jan 13, 2020 | 2 min read
Clues about the biological mechanisms that contribute to a person’s chance of contemplating or attempting suicide
What Neurobiology Can Tell Us About Suicide
Catherine Offord | Jan 13, 2020 | 10+ min read
The biochemical mechanisms in the brain underlying suicidal behavior are beginning to come to light, and researchers hope they could one day lead to better treatment and prevention strategies.
Bruce McEwen
Bruce McEwen, Stress Hormone Researcher, Dies
Emily Makowski | Jan 6, 2020 | 2 min read
The Rockefeller University neuroendocrinologist made landmark discoveries on how hormones affect brain structure.
Infographic: Paraspeckle Form and Function
Archa Fox | Dec 1, 2019 | 2 min read
What do scientists know about this membraneless nuclear body discovered less than two decades ago?
ADVERTISEMENT