Learn how oxygen levels affect cell culture health
Maintaining Cellular Health
To avoid the negative effects of ambient oxygen, researchers must grow cells in precise conditions.  
Maintaining Cellular Health
Maintaining Cellular Health

To avoid the negative effects of ambient oxygen, researchers must grow cells in precise conditions.  

To avoid the negative effects of ambient oxygen, researchers must grow cells in precise conditions.  

oxygen
How Oxygen Affects Cellular Function
Baker | Jul 13, 2022
Discover reasons for avoiding low oxygen levels in cell cultures.
microscope image of methaotrophs with black specks
Deep Sea Microbes Produce Graphite-like Carbon
Chloe Tenn | Nov 11, 2021
The first evidence of biologically produced elemental carbon inspires more questions than answers.  
The head of a tadpole is pictured. Its eye is black, but the rest of its head is various shades of green
Scientists Use Photosynthesis to Power an Animal’s Brain
Abby Olena | Oct 13, 2021
Injecting oxygen-generating algae into tadpoles allows brain activity to continue in the absence of oxygen, researchers find.
Dead fish due to lack of oxygen floating on water.
Oxygen Levels Dropping in US and European Lakes: Study
Lisa Winter | Jun 7, 2021
Researchers find a widespread decline in dissolved oxygen levels in lakes, which is known to reshape ecosystems.
An illustrated schematic with a blue background describes how oxygenated perfluorocarbon can rescue respiratory failure in mammals.
Mammals Can Use Their Intestines to Breathe
Abby Olena | May 14, 2021
Researchers show that both mice and pigs are capable of oxygenating their blood via the colon—a capacity that, if shared by humans, could be leveraged in the clinic to minimize the need for mechanical ventilation.
sharks, blue shark, Prionace glauca, overfishing, ocean deoxygenation, climate change
Climate Change Could Drive Sharks to Fishing Grounds: Study
Asher Jones | Jan 28, 2021
Blue sharks don't dive as deeply in low-oxygen waters—which become more prevalent as oceans warm—effectively pushing them into areas of high fishing pressure.
Disturbed Microbes Contribute to Lung Damage from Oxygen Treatment
Ruth Williams | Aug 12, 2020
In humans, higher oxygen levels during ventilation are tied to an altered bacterial composition in the lungs, and mouse experiments show a causative link.
nobel prize physiology or medicine william kaelin peter ratcliffe gregg semenza hypoxia oxygen sensing hif
Cells’ Oxygen Sensing Discovery Earns Nobel Prize
Emily Makowski | Oct 7, 2019
For the Physiology or Medicine award, Peter Ratcliffe, William Kaelin, and Gregg Semenza are credited with figuring out molecular and genetic responses to oxygen levels.
Naked Mole Rats Can Survive Long Periods Without Oxygen
Diana Kwon | Apr 25, 2017
The resilient rodents switch to fructose metabolism in order to survive for up to 18 minutes in anaerobic conditions.
“Harmless” Oral Microbe Can Enable Pathogen
Alison F. Takemura | Jul 12, 2016
By making oxygen more available, a benign bacterium can provide better growth conditions for a virulent one, according to a study.
Bursting Cancer’s Bubble
Ruth Williams | Apr 1, 2015
Scientists make oxygen-filled microbubbles designed to increase tumor sensitivity to radiation.
Pondering Photosynthesis
Tracy Vence | Sep 30, 2013
New research uncovers previously unappreciated insights into the evolution of the well-studied energy-producing process.
Microparticles Deliver Oxygen
Bob Grant | Jun 29, 2012
Researchers have developed fast-dissolving particles that may one day prevent organ damage or death by instantly infusing oxygen into the blood.
Digging the Underground Life
Thomas J. Park and Rochelle Buffenstein | Jun 1, 2012
A rare peek inside the subterranean home of the naked mole-rat
Underground Supermodels
Thomas J. Park and Rochelle Buffenstein | Jun 1, 2012
What can a twentysomething naked mole-rat tell us about fighting pain, cancer, and aging?
Yeast Don't Need Oxygen
Bob Grant | Aug 11, 2011
Scientists discover that ancestors of the unicellular fungi can synthesize essential biomolecules with only trace levels of O2.
blood vessels hif oxygen sensor nobel prize
Seeking a Cellular Oxygen Sensor
Jeffrey Perkel | May 13, 2001
The fundamental question of how cells sense oxygen has implications for embryogenesis, cancer, stroke, diabetes, and other ischemic diseases.