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Home > News > Tags > enzymes
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An international collaboration of researchers was recently able to create a model of the unique enzyme Lsd19, which researchers say common species of soil bacteria use to create compounds with natural antibiotic properties.
Ever since microorganisms were found to be able to create antibiotics, chemists have been wo... |
5 March 2012
03:28 GMT |
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By blocking an enzyme that indirectly hampers the formation of new memories, investigators at the Massachusetts Institute of Technology (MIT) were recently able to reverse Alzheimer's symptoms in animal models of the condition.
The work holds tremendous promise for applications in humans, since the genetic and... |
1 March 2012
06:37 GMT |
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Some people are at higher risk of developing cancer as a result of DNA damage than others, and a team of investigators at the Massachusetts Institute of Technology (MIT) believes it may have just discovered the mechanism behind this connection.
In the study, the group focused its attention on a class of molecules c... |
31 January 2012
16:31 GMT |
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For a very long time after the first lifeforms developed on Earth, the atmosphere was significantly different from the way it is today. Researchers have been trying to determine how things evolved over time, and a new study now helps shed some more light on the issue.
Japanese investigators at the RIKEN Spring-8 Ce... |
23 January 2012
03:01 GMT |
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A group of experts at the Brown University says that a special enzyme can be used in mice to reduce rodents' weight gain. At the same time, the animals display an improved metabolism, and show significantly higher insulin efficiency than their peers.
These results are very encouraging, if they could only be app... |
15 November 2011
06:55 GMT |
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Experts with the US National Cancer Institute (NCI) announce the development of an advanced phenotypic screening platform, which is capable of identifying drugs that may potentially destroy cancer. The tool makes it easier to search for these chemicals.
At the same time, it reduces the time required to go through a... |
14 November 2011
16:01 GMT |
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A group of investigators at the Brown University reveal in the November 6 issue of the top journal Nature Chemical Biology the exact structure of a critical enzyme complex. Knowing this molecular structure could lead to the development of new drugs against a wide range of conditions.
Some of these conditions includ... |
7 November 2011
03:46 GMT |
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In a paper published in last week's issue of the top scientific journal Nature Chemical Biology, a group of scientists from the University of Bristol, in the United Kingdom, announces the development of a new protein. The type of architecture this molecule contains does not exist in nature.
The artificial prot... |
31 October 2011
04:04 GMT |
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A collaboration of researchers coordinated by investigators at the Scripps Research Institute (SRI) recently uncovered a new approach to addressing brain inflammation. Their method does not cause the type of side-effects that drugs such as ibuprofen do.
The approach relies on blocking the action of a single enzyme,... |
21 October 2011
06:41 GMT |
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At this time, many drugs against obesity and diabetes are available on the market, but most of them have their actions disrupted by an enzyme called PTP1B. Researchers in the United States now say that they can use this molecule as a target for a new type of treatment.
The team – which is based at the Cold S... |
30 September 2011
05:44 GMT |
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For many years, researchers have tried to determine the structure of a retrovirus enzyme, a special protein that is employed by a class of viruses including HIV. Now, players of the online game Foldit managed to solve this complex structures where many scientists failed using more advanced methods.
Foldit is an o... |
20 September 2011
18:01 GMT |
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Experts with Richmond, California-based Sangamo BioSciences announced on Sunday, September 18, that they've managed to create a new type of therapy against HIV/AIDS. They say that their new approach will greatly help researchers looking for a way of combating this condition.
What that team did was basically d... |
19 September 2011
08:08 GMT |
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Human brains are made up of billions of neurons interconnected by trillions of synapses. All those links are controlled by a massively-complex, enzyme-regulated chemical system that currently is only known in part. A new study saw a team of experts develop a way to study these interactions.
Synapses are not only ... |
15 September 2011
10:06 GMT |
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A microbe species found living in a Nevada hot spring was found to feature one of the most amazing cellulose-digesting enzyme in the world. The molecule allows the microorganism to break down the plant material at temperatures nearing 100 degrees Celsius. Cellulose, one of the main materials in plants, cannot be brok... |
6 July 2011
03:52 GMT |
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An enzyme that plays an important role in regulating the development of a highly-aggressive form of cancer has just been identified, potentially providing researchers with a new avenue of research for creating a new series of treatments against the condition.The enzyme PTPN23 was discovered by experts at the Cold Spr... |
1 July 2011
07:42 GMT |
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Experts at the Rensselaer Polytechnic Institute (RPI) managed to develop a technique that enables them to increase the stability of enzymes. These molecules are part of a special class of proteins, and their primary role is to act as catalyst for most of the chemical reactions taking place inside cells. Proteins in g... |
7 April 2011
03:33 GMT |
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The earliest forms of life that emerged on Earth may have appeared in an environment that was considerably hotter and more acidic than it is today. Studies of enzyme adaptations revealed this interesting fact in a recent research conducted at the Georgia Institute of Technology (Georgia Tech).According to the new dat... |
6 April 2011
01:31 GMT |
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For the billions of people living in Asia, having a fairer complexion is one of the main demands the population has of pharmaceutical and cosmetic companies. Their demands could be satisfied more naturally in the near future, thanks to a new discovery made by researchers in Taiwan. While analyzing the Cinnamomum suba... |
31 March 2011
08:27 GMT |
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Researches with the University of Bristol, in the United Kingdom, recently concluded a new study, in which they took a hard, close look at a specific class of enzymes in the human body. These molecules play an important role in tidying up multiple types of cells. The discoveries the team made are of great importance ... |
29 March 2011
06:03 GMT |
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Investigators at the University of California in Los Angeles (UCLA) were recently awarded about $1.1 million in grant money, in order to study several new therapies aimed at Parkinson's disease.This form of dementia affects millions of people around the world, and can lead to some pretty nasty complications. It ... |
4 March 2011
08:43 GMT |
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In a bid to provide clean and environmentally-safer fuel for the transportation industry, experts at the University of California in Berkeley (UCB) have engineered bacteria that are capable of producing biofuel similar to gasoline at ten times the rate microbes are capable of. The breakthrough could stir up a competi... |
2 March 2011
09:45 GMT |
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A team of investigators from the United States announces the discovery of a new molecular mechanism in the human eye, that apparently plays an important role in the development of geographic atrophy.This condition is one of the major causes driving the rate of untreatable blindness cases up in the industrialized worl... |
7 February 2011
04:46 GMT |
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The fight against tumors makes progress every day, and now, a team of scientists from the Massachusetts Institute of Technology (MIT) and Harvard Medical School in the US, created a nanoparticle that breaks up in smaller units after reaching its target, allowing a better tumor tissue penetration and a more efficient ... |
18 January 2011
08:09 GMT |
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In a new series of studies, researchers showed that it's possible to reverse the effects of premature aging by using a technique that reactivates a particular enzyme in charge of protecting special regions on each of our chromosomes. The molecule is called telomerase, and it's in charge of refurbishing telo... |
29 November 2010
04:04 GMT |
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A group of investigators from the Massachusetts Institute of Technology announce the discovery of a new approach to destroying cancer cells' ability to survive with massive damage in their DNA structure. This trait is widely considered to be one of the fundamental things underlying the tremendous resistance that... |
9 November 2010
05:55 GMT |
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Investigators in the United States managed recently to develop a new method of promoting the motion of DNA through protein nanopores, an achievement that could have important implications. According to the team behind the new technology, it would appear that the innovation brings the goal of making nanopore DNA seque... |
27 September 2010
05:17 GMT |
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A groundbreaking new study was recently published by researches in The Netherlands, in which they show that an enzyme plays a role in supporting the damage strokes produce in patients. The research group discovered that inhibiting the levels of the protein called NADPH oxidase 4 (NOX4) has the potential to reduc... |
22 September 2010
11:00 GMT |
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A team of investigators in the United States managed to develop new scientific process, that brings the goal of being able to control chemical reactions mechanically closer than ever. The accomplishment was achieved by Giovanni Zocchi, who is a physics professor at the University of California in Los Angeles (UCLA). ... |
17 September 2010
06:24 GMT |
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A team of investigators from the Biodesign Institute are currently developing a new study technique that, once completed, will allow researchers to peer at the inner workings of proteins. These are small molecules that play a critical part in supporting life as we know it. They are involved in literally millions of p... |
16 September 2010
05:38 GMT |
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A new investigation appears to demonstrate that selfish individuals at times benefit society, rather than harm it through their behavior.The research was carried out in yeast cells, but the team that conducted the work says that the findings have applications in human studies as well.The point that these scientists w... |
15 September 2010
17:11 GMT |
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For the first time ever, researchers have developed an entirely artificial, man-made enzyme, that is capable of decomposing the common toxin called glycoside esculin.The recently-created chemical is part of the Chemzymes class, which is basically a collection of mane made molecules that simulate the effects of natura... |
27 August 2010
10:26 GMT |
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For many years, severe spinal cord injuries were synonymous to paralysis, and living a life in the wheelchair. Intense trauma to the cord, the variety that ripped apart nerve connections, meant that electrical signals from the brain no longer reached their destinations. Now, thanks to a collaboration of researchers, ... |
9 August 2010
04:40 GMT |
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Molecular biologists have known for a long time that cells in the human body contain a number of molecules that play an active role in keeping them clean. This means that these substances act as vacuum cleaners, absorbing and breaking apart loose proteins, for example, and preventing them from damaging other molecula... |
2 August 2010
02:45 GMT |
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A group of investigators at the Rensselaer Polytechnic Institute (RPI) recently managed a significant breakthrough in their studies of the dangerous bacteria Vibrio cholerae. The bacterium is the agent that causes the terrible infectious disease known as cholera, but the team believes that this disease may soon becom... |
29 July 2010
04:00 GMT |
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For many years, researchers have known that humans lack the ability to heal damage in their DNA caused by overexposure to the ultraviolet (UV) wavelengths in sunlight. Most animals and some plants pose this ability, but we apparently don't have the enzymes needed for the job. In a recent series of scientific inv... |
26 July 2010
04:31 GMT |
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In a study with far-reaching implications for the field of biomedical research, scientists at the Rice University developed a new, synthetic enzyme. The molecule, which relies on a rare metallic chemical seldom used in nature, is capable of binding to, and identifying, numerous proteins, including some of those that ... |
29 April 2010
09:35 GMT |
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Intoxication with cocaine is the reason why more than 500,000 emergency room visits take place every single year, in the United States alone. The drug is extremely toxic, and the body can only work so fast in breaking it down and eliminating it. Overdoses therefore occur at a frightening rate, and yet the US Food and... |
26 April 2010
12:00 GMT |
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UK experts at the Imperial College London (ICL) have recently made a significant breakthrough in HIV research, after more than 20 years of research. The achievement could have considerable implications on approaching HIV and AIDS patients, and could result in groundbreaking, new therapies for the condition, healthcar... |
1 February 2010
04:01 GMT |
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In a finding that could have significant influence on the fields of genetic engineering and gene therapy, researchers in the United States discovered a new security mechanism employed by cells in fending off foreign, intrusive DNA. This system allows the cells to remain relatively impervious to an outside, nefarious ... |
11 January 2010
14:01 GMT |
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Experts at the National Institutes of Health's (NIH) National Institute on Drug Abuse (NIDA) announce that they recently determined a new mechanism underlying severe cocaine addiction. The key epigenetic mechanism works inside the human brain, promoting cocaine's addictiveness, and making it one of the most... |
8 January 2010
05:00 GMT |
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Molecular biologists have known for a long time that the DDK (Ddf4-dependent protein kinase) is one of the most important proteins in the human body, because it plays an important role in DNA replication. This is the process that allows us to multiply and evolve, and also to produce new cells each day. However, the e... |
7 January 2010
10:49 GMT |
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Cocaine is one of the most potent and addictive drugs in the world. Once people fall in its hands, they can be made to stop only after intensive rehab and with great difficulty. Most of the times, former users end up as wrecks of their old selves, and need years to get their life back in order. But now, experts disco... |
4 January 2010
11:03 GMT |
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One of the most important areas of scientific research in the world today is the one dealing with understanding how molecular machines function inside our bodies, regenerating it, and ensuring that we live long lives. How these components assemble is also something researchers are very interested in, so a lot of fund... |
16 December 2009
20:01 GMT |
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In a finding that could mean the age of electrical vehicles is almost upon us, scientists at the Commissariat a l'Energie Atomique, near Paris, France, managed to replace the expensive chemical element platinum as the main catalyst used in hydrogen production. This means that, as soon as the method is adopted wo... |
4 December 2009
06:56 GMT |
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Scientists at the US Department of Energy's (DOE) Lawrence Berkeley National Laboratory (Berkeley Lab) have recently managed to decipher the structure and modus operandi of a remarkable class of ring-shaped protein motors. The team used the state-of-the-art protein crystallography beamline at the Advanced Light ... |
20 November 2009
08:46 GMT |
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In many of today's jobs, people are required to make judgments of value in the heat of the moment, by weighing the pros and cons of a situation as fast as possible, and then deciding on a course of action that they need to communicate to others. When this is done by team leaders and managers, their decisions hav... |
27 October 2009
06:01 GMT |
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Though scientists still have no clue why we need to sleep, if we don't, there are always consequences. One of the most severe is the fact that our memory is left in tatters and that we lose our ability to concentrate on the tasks at hand throughout the next day. Now, researchers hope to counteract some of these ... |
22 October 2009
03:43 GMT |
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Scientists were recently able to determine precisely how bacteria repaired their own RNA. This is the second such mechanism identified in any living thing, with the first having been found some time ago, in the T4 phage, a virus that attacks bacteria. The find was made by a team of scientists from the University of I... |
13 October 2009
05:58 GMT |
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According to the Royal Swedish Academy of Sciences, which manages the most famous awards in the scientific community, the 2009 Nobel Prize for Chemistry will be shared jointly by three experts, “for studies of the structure and function of the ribosome.” In their amazing work, the trio managed to use X-ra... |
7 October 2009
07:00 GMT |
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Working in a line of research that is among the most commendable of all, researchers Elizabeth Blackburn, Carol Greider and Jack Szostak, from the United States, managed to further humankind's knowledge of aging, cancer and stem cells. In their studies of the human chromosomes, the vessels that carry our genetic... |
5 October 2009
07:03 GMT |
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