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A micrograph of the prion-like state of a protein called Pus4
Protein Mediates Non-Genetic Inheritance of Growth Strategies
An RNA-modifying enzyme passed to daughter cells during budding allows yeast cells to switch between faster- and slower-growing phenotypes.
Protein Mediates Non-Genetic Inheritance of Growth Strategies
Protein Mediates Non-Genetic Inheritance of Growth Strategies

An RNA-modifying enzyme passed to daughter cells during budding allows yeast cells to switch between faster- and slower-growing phenotypes.

An RNA-modifying enzyme passed to daughter cells during budding allows yeast cells to switch between faster- and slower-growing phenotypes.

protein, cell & molecular biology

Abstract graphene structures
Synthetic Organelles Let Researchers Control Cell Behavior
Catherine Offord | Nov 1, 2021 | 3 min read
A technique that reversibly bundles tagged cargo into artificial membraneless compartments gives scientists the ability to switch cell processes on and off.
Illustration showing how engineered cells produce proteins that allow scientists to turn cellular processes on and off
Infographic: One Way to Flip the Cell Behavior Switch
Catherine Offord | Nov 1, 2021 | 1 min read
Engineered cells produce proteins that allow scientists to turn cellular processes on and off.
Aphid Salivary Gene May Regulate Gall Color
Asher Jones | May 1, 2021 | 2 min read
Whether the galls that aphids make on witch hazel leaves are red or green is associated with a gene expressed in the insects’ salivary glands.
Robert “Buzz” Baldwin, Early Expert in Protein Structures, Dies
Jef Akst | Apr 2, 2021 | 2 min read
Research by the Stanford University School of Medicine professor revealed how newly formed strings of amino acids fold into complex three-dimensional shapes.
“Rogue” Protein Could Contribute to Humans’ High Cancer Rates
Asher Jones | Apr 1, 2021 | 2 min read
A mutant protein called Siglec-XII may promote carcinoma progression in humans, but inactivation of its gene seems to avoid the problem, according to a study.
Luis Alvarez Aims to Heal Wounds with Tissue-Regenerating “Paint”
Shawna Williams | Jul 13, 2020 | 3 min read
The bioactive coating tethers restorative proteins to implanted tissues and fosters new growth, animal studies suggest.
Image of the Day: Nutrient Sensor
Amy Schleunes | Mar 26, 2020 | 1 min read
A zinc-sensing protein found in fruit fly intestines regulates the insect’s growth and feeding behavior.
Faulty Antibodies Undermine Widespread Research
Ruth Williams | Jan 30, 2020 | 4 min read
Two papers reveal that many commonly used research antibodies don’t bind as believed, highlighting the need to validate these reagents before use.
Image of the Day: Unusual ATP Synthase
Emily Makowski | Jan 8, 2020 | 2 min read
A single-celled organism has an energy-producing enzyme with unique features.
Chemist Christopher Dobson Dies
Ashley Yeager | Sep 16, 2019 | 3 min read
The University of Cambridge scholar’s research on folding proteins advanced scientists’ understanding of illnesses, such as Alzheimer’s disease, Parkinson’s disease, and type 2 diabetes.
RNA droplets
Image of the Day: Liquid Compartments
Nicoletta Lanese | Aug 28, 2019 | 1 min read
Membraneless organelles appear highly sensitive to ion concentrations in their environment.
Image of the Day: Wrench in the Works
Carolyn Wilke | Mar 26, 2019 | 1 min read
In cell division, a protein called spastin appears to help tear down a bridge between daughter cells.
Image of the Day: Taken to Heart
Carolyn Wilke | Mar 14, 2019 | 1 min read
By zooming in on a developing mouse heart, scientists are studying whether defects in vasculature contribute to a thin muscle wall.
Gum Disease Could Drive Alzheimer’s: Study
Ashley Yeager | Jan 24, 2019 | 2 min read
An enzyme of the bacteria Porphyromonas gingivalis has been found in the brains of patients with the disorder, and causes neurodegeneration in mice.
Exosomes Linked to Cancer Spread from Chemoresistant Tumors in Mice
Carolyn Wilke | Jan 10, 2019 | 4 min read
The vesicles promote metastasis after chemotherapy, but the authors say the results shouldn’t alarm patients and may point to ways to improve treatments.
Image of the Day: Shoots Up
Ashley Yeager | Dec 14, 2018 | 1 min read
During plants’ cell division, mother cells give daughter cells a signal to show them which way is up.
Prachee Avasthi Explores How Cells Build and Maintain Cilia
Shawna Williams | Dec 1, 2018 | 3 min read
The University of Kansas professor is also known for her leadership among early-career researchers.
Image of the Day: Cellular Pulse
Shawna Williams | Oct 29, 2018 | 1 min read
The protein RhoA coordinates pulses of movement in Caenorhabditis elegans cells.
Infographic: Red Blood Cell Shape
Ashley Yeager | Sep 1, 2018 | 1 min read
What happens when myosin inside red blood cells can't do its job?
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