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Rosetta Saw the Building Blocks of Life on Comet 67P

Today

Why is there so little nitrogen in Comet 67P/Churyumov-Gerasimenko (67P)? That’s a question scientists asked themselves when they…
Enzymes and X-rays: Study reveals hidden acrobatics of cellular catalysts

Yesterday

Two days to fire historically intense X-rays at enzymes, the cellular turbo boosts that can shorten the duration…
Computer-generated antibiotics, biosensor Band-Aids, and the quest to beat antibiotic resistance

December 3, 2019

Imagine if a computer could learn from molecules found in nature and use an algorithm to generate new…
Simulating amino acid starvation may improve dengue vaccines

November 27, 2019

Eating a low-calorie diet can help you live longer and prevent age-related diseases – and even improve the…
Customizable ‘bundlemers’ poised to become new material building blocks

November 4, 2019

Polymers are materials that are made of repeating chains of smaller molecules, with natural examples including rubber and…
New Organic Compounds Found in Enceladus Ice Grains

October 3, 2019

New kinds of organic compounds, the ingredients of amino acids, have been detected in the plumes bursting from…
Extra amino acid could work wonders

September 30, 2019

There are 20 amino acids in the standard genetic code. A Rice University professor wants to know what one can…
New piece of Alzheimer’s puzzle found

September 18, 2019

Two years after discovering a way to neutralize a rogue protein linked to Alzheimer’s disease, University of Alberta Distinguished…
Research suggests how environmental toxin produced by algae may lead to ALS

September 17, 2019

Can a computer be used to explain why an environmental toxin might lead to neurodegenerative disease? According to…
Scientists Find Biology’s Optimal “Molecular Alphabet” May Be Preordained

September 17, 2019

The amino acids, a fundamental set of life’s building blocks, may have been adaptive throughout their evolution, suggesting…
Pre-Life Building Blocks Spontaneously Align in Evolutionary Experiment

August 5, 2019

When Earth was a lifeless planet about 4 billion years ago, chemical components came together in tiny molecular…
All Life on Earth is Made up of the Same 20 Amino Acids. Scientist Now Think They Know Why

August 3, 2019

The question of how life on Earth first emerged is one that humans have been asking themselves since…
Researchers develop fast, efficient way to build amino acid chains

July 10, 2019

Scientists often build new protein molecules by stringing groups of amino acids together. These amino acid chains, called…
In the active centre of carbon dioxide conversion

July 10, 2019

In order to overcome the climate crisis, two measures are required: The reduction of carbon dioxide (CO2) emissions,…
Record-breaking DNA comparisons drive fast forensics

June 30, 2019

Developed at MIT Lincoln Laboratory, IdPrism and its award-winning algorithms provide rapid analysis for complex forensic DNA samples.…
Did comet impacts jump-start life on Earth?

June 28, 2019

Comets screaming through the atmosphere of early Earth at tens of thousands of miles per hour likely contained…
Making music from proteins

June 27, 2019

Composers string notes of different pitch and duration together to create music. Similarly, cells join amino acids with…
A new approach to targeting cancer cells

May 23, 2019

A University of California, Riverside, research team has come up with a new approach to targeting cancer cells…
New study identifies viral peptides critical to natural HIV control

May 10, 2019

Harvard Medical School investigators based at the Ragon Institute of MGH, MIT and Harvard have used a novel approach to…
Do you really need all those supplements? They may actually shorten your life

May 1, 2019

People who are really into sports swear by amino acids and protein shakes. They believe that these supplements…
Folding Revolution

April 19, 2019

Nearly every fundamental biological process necessary for life is carried out by proteins. They create and maintain the…
Working proteins make good use of frustration

February 15, 2019

Proteins fold according to a script written in the pattern of their amino acids. But to function properly,…
Novel electron microscopy offers nanoscale, damage-free tracking of isotopes in amino acids

February 2, 2019

A new electron microscopy technique that detects the subtle changes in the weight of proteins at the nanoscale—while…
Effector triggered increase (red) or decrease (blue) of information flow in IGPS enzyme. (Image credit: Uriel Morzan)
Yale chemists find a new tool for understanding enzymes — Google

December 12, 2018

Yale scientists have taken a novel approach to unraveling the complex structure and regulation of enzymes: They Googled…
Nutrient Effect

November 5, 2018

Type 2 diabetes is driven by many metabolic pathways—some driven by amino acids, the molecular building blocks for…
Modification of amino acids provides new starting point for development of medical treatments

October 18, 2018

Scientists in the University of Bristol’s School of Chemistry have now invented a new way to modify amino…
Metabolomics for the masses

October 3, 2018

Gary Patti, the Michael and Tana Powell Associate Professor of Chemistry in Arts & Sciences at Washington University…
Biosensor for phenylketonuria

September 14, 2018

The treatment of numerous diseases could be improved if the blood concentration of disease-relevant metabolites could be monitored…
Dengue vaccine development taps new approach

August 29, 2018

Scientists have worked for nearly 80 years to produce a safe, effective vaccine for dengue, a flu-like illness…
Putting the brakes on the gene drive

July 13, 2018

The switch, a cheap and non-toxic amino acid called BOC, could switch proteins ‘on’ and ‘off’ in any…
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