Bacterial Symbionts Tell Ticks When to Eat
Bacterial Symbionts Tell Ticks When to Eat
The endosymbiont Coxiella affects tick serotonin production and subsequent blood-feeding behavior, a study finds.
Bacterial Symbionts Tell Ticks When to Eat
Bacterial Symbionts Tell Ticks When to Eat

The endosymbiont Coxiella affects tick serotonin production and subsequent blood-feeding behavior, a study finds.

The endosymbiont Coxiella affects tick serotonin production and subsequent blood-feeding behavior, a study finds.

metabolism
Edmond Fischer, Biochemist and Nobel Laureate, Dies at 101
Edmond Fischer, Biochemist and Nobel Laureate, Dies at 101
Lisa Winter | Aug 31, 2021
Fischer was recognized for his work with reversible protein phosphorylation.
Fat Cells Send Mitochondrial Distress Signals to the Heart
Fat Cells Send Mitochondrial Distress Signals to the Heart
Ruth Williams | Aug 20, 2021
Vesicles containing fragments of the organelles released from stressed adipocytes protect the heart against oxygen deprivation, a study in mice shows.
Noncoding RNA Improves Symptoms in Mice with Metabolic Disorder
Noncoding RNA Improves Symptoms in Mice with Metabolic Disorder
Abby Olena | Aug 6, 2021
A long noncoding RNA from humans appeared to help the enzyme phenylalanine hydroxylase work better in a mouse model of phenylketonuria, the disorder characterized by reduced activity of that enzyme.
Researchers Find DNA “Borgs” in Methane-Chomping Archaea
Researchers Find DNA “Borgs” in Methane-Chomping Archaea
Annie Melchor | Jul 20, 2021
Massive extrachromosomal elements named after the hive-minded cyborg villains in Star Trek may be the first of their kind.
Q&A: Eating Milk Chocolate in the Morning Boosts Fat Metabolism
Q&A: Eating Milk Chocolate in the Morning Boosts Fat Metabolism
Amanda Heidt | Jun 30, 2021
A study of 19 postmenopausal women found that eating a bar of chocolate in the morning affected their bodies differently than eating it at night, but neither led to weight gain.
Adriana L. Romero-Olivares Tracks Fungi’s Response to Climate Change
Adriana L. Romero-Olivares Tracks Fungi’s Response to Climate Change
Amanda Heidt | Jun 1, 2021
The New Mexico State University soil microbiologist uses molecular tools to understand how fungi are adapting to a warming world and what that might mean for global nutrient cycles.
Extreme Exercise Carries Metabolic Consequences: Study
Extreme Exercise Carries Metabolic Consequences: Study
Shawna Williams | Mar 23, 2021
Healthy people put through high-intensity interval training, or HIIT, displayed insulin resistance and mitochondrial dysfunction after working out excessively.
A Global Registry Aims to See if COVID-19 Causes Diabetes
A Global Registry Aims to See if COVID-19 Causes Diabetes
Asher Jones | Mar 19, 2021
Researchers have collected hundreds of COVID-19–related diabetes case reports since August of last year, in hopes of teasing apart the complex links between the two diseases.
How Breastfeeding Protects Mothers
How Breastfeeding Protects Mothers
Rachael Moeller Gorman | Jul 13, 2020
Lactation boosts the quantity and quality of insulin-producing beta cells in the pancreas, likely reducing a woman’s risk of developing type 2 diabetes.
Discovered: Brain Cells that Control Hibernation-Like States
Discovered: Brain Cells that Control Hibernation-Like States
Ruth Williams | Jun 11, 2020
Two independent teams identify neuron populations in the mouse brain that regulate the physiological changes associated with torpor.
Two Studies Question Function of Bone Hormone Osteocalcin
Two Studies Question Function of Bone Hormone Osteocalcin
Ruth Williams | May 29, 2020
Independently produced knockout mouse strains fail to find evidence of the bone protein’s endocrine functions, and divide researchers’ opinions.
Discovered: Metabolic Mechanism of Cytokine Storms
Discovered: Metabolic Mechanism of Cytokine Storms
Ruth Williams | Apr 15, 2020
By studying influenza in mice and cells, researchers identify a glucose metabolism pathway critical to the dysregulated immune response that kills many infectious disease patients, including those with COVID-19.
Biochemist Hans Kornberg Dies
Biochemist Hans Kornberg Dies
Catherine Offord | Jan 27, 2020
An expert on carbohydrate transport, Kornberg contributed to the discovery of several metabolic cycles in microorganisms during his seven-decade career.
Oded Rechavi Studies the RNA Nematodes Pass to Their Offspring
Oded Rechavi Studies the RNA Nematodes Pass to Their Offspring
Emily Makowski | Jan 13, 2020
The Tel Aviv University researcher is interested in how the macromolecules affect the health and behavior of successive generations of worms.
Image of the Day: Shrinking Dinosaurs
Image of the Day: Shrinking Dinosaurs
Emily Makowski | Jan 3, 2020
As dinosaurs got smaller, their metabolism increased, paving the way for bird evolution.
The Dawn of Universal Ecology
The Dawn of Universal Ecology
Mark Colyvan, John Damuth, and Lev R. Ginzburg | Nov 1, 2019
Will the study of interactions between living things ever mirror the fundamental nature of physics and mathematics?