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News articles about "enzymes"

Quantum mechanical calculations reveal the hidden states of enzyme active sites

Enzymes carry out fundamental biological processes such as photosynthesis nitrogen fixation and respiration with the help of clusters of metal atoms as active sites But scientists lack basic information about their function because the states ... - Read More

Jet-fueled electricity at room temperature: Fuel cell can run without high heat

University of Utah engineers developed the first room temperature fuel cell that uses enzymes to help jet fuel produce electricity without needing to ignite the fuel These new fuel cells can be used to power ... - Read More

Jet-Fueled Electricity at Room Temperature

Released 4 Nov 2014 11 00 PM ESTSource Newsroom University of Utah more news from this source Contact Information Available for logged in reporters only Citations ACS Catalysis Northrop Grumman Corp NSF via University of ... - Read More

Breeding soybeans that can tolerate heat, drought

Hot dry conditions can wreak havoc on a field of soybeans According to the National Center for Soybean Technology drought is the greatest threat to profitability Work underway at South Dakota State University may change ... - Read More

In between red light and blue light: New functionality of molecular light switches

Diatoms play an important role in water quality and in the global climate They generate about one fourth of the oxygen in Earth's atmosphere and perform around one quarter of the global CO2 assimilation i ... - Read More

Protocells and information strings: Self-organizing autocatalytic network created in computer model

How did life originate And can scientists create life These questions not only occupy the minds of scientists interested in the origin of life but also researchers working with technology of the future If we ... - Read More

No need for water, enzymes are doing it for themselves

New research by scientists at the University of Bristol has challenged one of the key axioms in biology that enzymes need water to function The breakthrough could eventually lead to the development of new industrial ... - Read More

New drug-delivery capsule may replace injections

Given a choice most patients would prefer to take a drug orally instead of getting an injection Unfortunately many drugs especially those made from large proteins cannot be given as a pill because they get ... - Read More

New absorber will lead to better biosensors

iological sensors or biosensors are like technological canaries in the coalmine By converting a biological response into an optical or electrical signal they can alert us to dangers in our external and internal environments They ... - Read More

Unlocking Enzyme Synthesis of Rare Sugars to Create Drugs with Fewer Side Effects

Released 29 Sep 2014 11 00 AM EDTSource Newsroom Oak Ridge National Laboratory more news from this source Contact Information Available for logged in reporters only Sep 30 2014 A team led by the U ... - Read More

Researchers Study Vital 'On/Off Switches' That Control When Bacteria Turn Deadly

No matter how many times it’s demonstrated it’s still hard to envision bacteria as social communicating creatures But by using a signaling system called “quorum sensing ” these single celled organisms radically alter their behavior ... - Read More

'Pick 'n' Mix' chemistry to grow cultures of bioactive molecules

Chemists at ETH Zürich and ITbM Nagoya University have developed a new method to build large libraries of bioactive molecules which can be used directly for biological assays by simply mixing a small number of ... - Read More

Like weeds of the sea, 'brown tide' algae exploit nutrient-rich coastlines

The sea grass beds of Long Island's Great South Bay once teemed with shellfish Clams scallops and oysters filtered nutrients from the water and flushed money through the local economy But three decades after the ... - Read More

Plug 'n' play protein crystals

Almost a hundred years ago in 1929 Linus Pauling presented the famous Pauling's Rules to describe the principles governing the structure of complex ionic crystals These rules essentially describe how the arrangement of atoms in ... - Read More

Fundamental Plant Chemicals Trace Back to Bacteria

Released 7 Aug 2014 10 45 AM EDTSource Newsroom University of Wisconsin Madison more news from this source Contact Information Available for logged in reporters only Citations The Plant CellAug 8 2014 A fundamental chemical ... - Read More

Novel process for creation of fuel and chemical compounds

A team of researchers at the University of Wisconsin Madison has identified the genes and enzymes that create a promising compound the 19 carbon furan containing fatty acid 19Fu FA The compound has a variety ... - Read More

Scientists Find Protein-Building Enzymes Have Undergone Metamorphosis and Evolved Diverse New Functions

work toward their next discoveries The institute's graduate program which awards PhD degrees in biology and chemistry ranks among the top ten of its kind in the nation For more information see www scripps edu ... - Read More

Neutron crystallography resolves long-standing molecular mystery

An international team of researchers led by the University of Leicester has solved a long standing mystery in biology by identifying the molecular structure of a vital biological chemical The debate which has raged within ... - Read More

SAR11, oceans' most abundant organism, has ability to create methane

The oxygen rich surface waters of the world's major oceans are supersaturated with methane a powerful greenhouse gas that is roughly 20 times more potent than carbon dioxide yet little is known about the source ... - Read More

Ironing out details of the carbon cycle: Dissolved iron in North Atlantic traced to Sahara desert

Iron is present in tiny concentrations in seawater On the order of a few billionths of a gram in a liter I did a calculation once on a ton of ocean water says Seth John ... - Read More
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