Amino Acid Current Events

Amino Acid Current Events, Amino Acid News Articles.
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Insects and umami receptors
Insects, like mammals including humans, sort chemicals by taste into a few categories and use this information to decide whether to ingest or reject food. University of California, Riverside researchers have identified a receptor playing a key role in insect identification of amino acid, or umami, taste. (2017-01-23)

Amino acids in nectar enhance butterfly fecundity: A long awaited link
Recent experiments have shown that butterflies actually prefer nectars with a high amino acid content. In order to determine whether butterflies actually need nectar amino acids, researchers raised map butterfly caterpillars on both nitrogen poor and nitrogen rich stinging nettle. (2005-02-15)

The 29th Discover Conference and the Dairy NRC
The American Dairy Science Association is again taking the lead in assuring that the National Research Council's Nutrient Requirements of Dairy Cattle (7th rev. ed., 2001), is updated in a timely manner. We are pleased to announce that action by ADSA and the ADSA Foundation to help move the effort forward, the 29th Discover Conference -- 'Amino Acid Requirements of Dairy Cattle.' (2014-10-31)

Superbug battle: Bacteria structure may be key to new antibiotics
Cornell researchers have uncovered the structure of a regulatory mechanism unique to bacteria, opening the door for designing new antibiotics targeted to pathogens. (2019-11-18)

Igniting the synthetic transport of amino acids in living cells
Researchers from ICIQ's Ballester group and IRBBarcelona's PalacĂ­n group have published a paper in Chem showing how a synthetic carrier calix[4]pyrrole cavitand can transport amino acids across liposome and cell membranes bringing future therapies a step closer. (2020-10-06)

AgriLife scientist: Functional amino acids regulate key metabolic pathways
Functional amino acids play a critical role in the development of both animals and humans, according to a Texas AgriLife Research scientist. In a journal article appearing in the American Society for Nutrition (Advances in Nutrition 1:31-37, 2010), Dr. Guoyao Wu, AgriLife Research animal nutritionist and senior faculty fellow in the department of animal science at Texas A&M University, calls for scientists to (2010-11-19)

New Software Improves Accuracy Of Amino Acid Sequence Identification
Researchers at Ohio University have developed computer software that identifies sequences of amino acids in proteins more accurately than current identification software programs. The software could aid scientists working to isolate genes in the body, a process that includes identifying proteins by their amino acid sequences (1997-02-11)

New non-hormonal hot flash treatment set for clinical trial
A novel non-estrogen-based therapy for hot flashes will be tested for effectiveness in a clinical trial conducted by researchers at the University at Buffalo that is set to begin in February. The trial will assess the effectiveness of an amino acid, an all-natural, non-hormonal dietary supplement, to eliminate the sudden flushes that plague many postmenopausal women. (2005-01-31)

Cellular pathway could provide evidence of how cancer and obesity are linked
University of Alberta researcher Richard Lamb is on his way to understanding the correlation between cancer and obesity and it's a good example of how the scientific process works. (2010-03-15)

Researchers determine digestibility of blood products as feed in weanling pigs
Because weanling pigs do not tolerate great quantities of soybean meal in the diet, alternative sources of protein must be used. Blood products, such as blood meal and plasma protein, are common ingredients in weanling pig diets and are considered high-quality sources of amino acids. Researchers at the University of Illinois have determined the amino acid digestibility of five blood products produced in the US to provide swine producers with guidance for the use of these products in formulating diets. (2013-09-05)

UCSB scientists get glimpse of how the 'code' of life may have emerged
A portion of the (2011-03-23)

Machine learning for damaging mutations prediction
Scientists from Russia and India have proposed a novel machine-learning-based method for predicting damaging mutations in the protein atomic structure. The new method targets human membrane proteins and will help to develop personalized medicine approaches. The results of their research were published in Plos One journal (2019-08-12)

Small code change, big effect
Scientists at EMBL Heidelberg have developed a new method which enables researchers to label any protein of their choice with any of a wide variety of previously available compounds, in living cells, by introducing a single artificial amino acid. (2011-03-24)

Method Eases Making Amino Acids Critical In Medicinal Chemistry
The synthesis of both left- and right-handed versions of alpha-, beta- and gamma-amino acids is the latest application of a chemical methodology developed at the University of Illinois (1997-05-02)

Scientists discover why plague is so lethal
Bacteria that cause the bubonic plague may be more virulent than their close relatives because of a single genetic mutation, according to research published in the May issue of the journal Microbiology. (2008-05-04)

Study hints at a more targeted approach to stem cell transplants
Researchers have identified an amino acid that's vital to the maintenance of hematopoietic stem cells. (2016-10-20)

Expanding the genetic code: the world's first truly unnatural organism
From time immemorial, every living thing has shared the same basic set of building blocks -- 20 amino acids from which all proteins are made. That is, until now: A group of scientists say they have, for the first time, created an organism that can produce a 21st amino acid and incorporate it into proteins completely on its own. The research should help probe some of the central questions of evolutionary theory. (2003-01-13)

Scientists found a connection between amino acid metabolism and joint hypermobility in autistic children
A team of researchers found out that children with autistic spectrum disorder (ASD) have increased levels of the amino acid hydroxyproline. According to the medics, this may be associated with joint hypermobility, a common symptom in ASD patients. This information can help improve anti-ASD therapy. (2020-09-29)

Replacing soybean meal in pig diets
Canola, cottonseed, and sunflower products can replace soybean meal in diets fed to pigs, but they contain less protein and energy. To determine if it makes economic sense to use them, producers need to know the concentrations and digestibility of the nutrients they contain. To help them make the decision, University of Illinois researchers examined amino acid digestibility for these products. (2013-02-28)

'Ancestral Eve' crystal may explain origin of life's left-handedness
Scientists are reporting discovery of what may be the (2010-04-21)

Researchers look at lower-cost alternative protein source for pig diets
Threonine is an indispensable amino acid, which is often provided in supplement form in swine diets. With US production of crystalline amino acids increasing, more co-products from amino acid production are becoming available, and these co-products can also be fed to pigs. Researchers at the University of Illinois are investigating a co-product of synthetic threonine as a lower-cost alternative protein source to fish meal. (2015-06-11)

Plants overcome hunger with the aid of autophagy
Researchers at Tohoku University have found that plants activate autophagy in their leaf cells to derive amino acids that are used for survival under energy-starved 'hunger' conditions. The findings show that amino acid utilization in plants can be controlled by the manipulation of autophagy. (2018-03-12)

A new synthetic amino acid for an emerging class of drugs
EPFL scientists have developed a new amino acid that can be used to modify the 3-D structure of therapeutic peptides. Insertion of the amino acid into bioactive peptides enhanced their binding affinity up to 40-fold. Peptides with the new amino acid could potentially become a new class of therapeutics. (2014-08-31)

Supplement for pregnant women with malaria could improve birth outcomes
Pregnant women infected with malaria have lower levels of an essential amino acid called L-arginine, which may help to explain why these women are more likely to experience complications such as stillbirths and low birth weight infants. (2018-03-07)

Scientists direct bacteria with expanded genetic code to evolve extreme heat tolerance
Scripps Research scientists have shown that synthetic bacteria with expanded genetic codes can evolve proteins in the laboratory with enhanced properties using mechanisms that might not be possible with nature's 20 amino acid building blocks. Exposing bacteria with an artificially expanded genetic code to temperatures at which they cannot normally grow, the researchers found that some of the bacteria evolved new heat-resistant proteins that remain stable at temperatures where they would typically inactivate. (2018-11-28)

Form determines function
A team of researchers at the Universities of Bielefeld and Hamburg (Germany) has produced cyclopeptides that imitate the HNK-1 carbohydrate from human natural killer cells. It boosts motor neuron axon growth, the growth of the fibers of muscle nerve cells. (2006-09-14)

Poor amino acid breakdown increases the risk of heart disease
People with a genetically determined, reduced breakdown of the amino acid homocysteine have an increased risk of coronary heart disease compared to healthy people. This is revealed in doctoral research carried out by Mariska Klerk at Wageningen University. (2003-01-24)

New tool helps researchers identify DNA patterns of cancer, genetic disorders
A new tool will help researchers identify the minute changes in DNA patterns that lead to cancer, Huntington's disease and a host of other genetic disorders. The tool was developed at North Carolina State University and translates DNA sequences into graphic images, which allows researchers to distinguish genetic patterns more quickly and efficiently than is possible using computers. (2009-05-19)

Starving pancreatic cancer cells: Scientists identify potential pancreatic cancer target
Researchers have found that a protein called SLC6A14 is overexpressed by several fold in pancreatic tumors taken from patients and in cancerous pancreatic cells lines compared with normal pancreatic tissue or normal pancreatic cells. SLC6A14 transports amino acids into cells to help with cellular metabolism. (2016-10-17)

Formic acid found toward hot galactic molecular cores
In their continuing quest for large interstellar molecules, radio astronomers at the University of Illinois have located dense clumps of formic acid -- the simplest organic acid -- inside the hot star-forming cores in three interstellar molecular clouds. (1999-07-07)

Research reveals details of how flu evolves to escape immunity
Scientists have identified a potential way to improve future flu vaccines after discovering that seasonal flu typically escapes immunity from vaccines with as little as a single amino acid substitution. (2013-11-21)

Microwaves are useful to combine amino acids with hetero-steroids
Aza-steroids are important class of compounds because of their numerous biological activities. The hetero steroids have different hydrogen bonding ability and hydrophobicity in comparison to steroids. (2020-09-29)

Sulfur amino acid restriction could amount to new dietary approach to health
The longevity and health improvements seen in animals on sulfur amino acid-restricted diets could translate to people, according to Penn State College of Medicine researchers who recently conducted a review of published studies. More research is needed to confirm the benefits in people, the scientists said. (2018-04-03)

Body building supplement could be bad for the brain
L-norvaline is an ingredient widely used in body building supplements and is promoted as a compound that can boost workouts and aid recovery. Similar compounds have been linked to neurodegenerative diseases and a study on human cells, by scientists from the University of Technology Sydney, suggests L-norvaline may also cause damage to brain cells. (2019-02-06)

Protein nutrition for cells and organisms: Can we use it to treat diseases?
A review article by Prof. Stefan Broer, Ph.D., highlights opportunities and challenges in using amino acid transporters as drug targets. Amino Acid Transporters as Disease Modifiers and Drug Targets provides an overview of methods used to identify new inhibitors for amino acid transporters and outlines cell and organ function where these can be used to modulate, prevent or to treat diseases. (2018-03-21)

Quality control is vital for the energy production of cells
Researchers have uncovered a mitochondrial error-correction mechanism, which is vital for the construction of the mitochondrial respiratory chain and the energy production of cells. (2017-12-11)

Protein evolution follows a modular principle
Similarities between proteins reveal that their great diversity has arisen from smaller building blocks. (2014-07-23)

Printed biochips
Peptide arrays are powerful tools for developing new medical substances as well as for diagnosis and therapy techniques. A new production method based on laser printing will enable the potential of peptide arrays to be effectively utilized for the first time. (2008-05-29)

Natural-based antibiofilm and antimicrobial peptides from microorganisms
The exploration of AMP and antibiofilm peptide (ABP) producer microorganisms brings with it a lot of challenges experimentally. In this review study, we want to highlight the importance and challenge of these natural peptides derived from microorganisms. We will also propose a new explanation for ABPs. (2018-12-31)

A fish of all flavors
Japanese researchers achieve atomic resolution images of taste receptors in fish. The structure explains why so few receptors are sufficient to sense a nearly limitless variety of sweet and savory flavors. Because these receptors are shared across vertebrate species, including humans, the findings are expected to provide new insights on how humans ascertain different tastes. (2017-06-08)

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