Proteins And Fats Of The Human Body Jun 18, 2009
The Functions Of Amino Acids, Cholesterol, Lipids And Collagen ... Amino Acids: amino acids are essential for the production of proteins which help the body build, grow and for cell repair ... Essential amino acids refer to the amino acids animals (including humans) must obtain from food. (Suite101.com)
Structure Of HIV Protein Shell Revealed Jun 17, 2009
All proteins are composed of linear chains of amino acids with one end called the N-terminus and the opposite end the C-terminus that are folded in three-dimensional shapes. In the CA protein, amino acid chains are twisted into several rods, called a-helices, with extensions called side chains that protrude from the main chain to interact with other folded regions of the protein. (Science Daily)
Cool Science Images Jun 16, 2009
But in the 1970s, the cat virus reconfigured just two or three surface amino acids and unleashed a plague upon dogs everywhere. All viruses, whether they infect plants, animals or bacteria, are utterly dependent on living host. (Why Files)
How Prion Protein Damages Brain Cells: Findings Could Advance Understanding Of Mad Cow Disease, Related Disorders Jun 16, 2009
Proteins are made up of long chains of molecules known as amino acids. When proteins are created, they must be carefully folded into distinct configurations. (Science Daily)
Winners by a nose Jun 16, 2009
Their meaty quality can also be attributed to the rich fungal flavours from moulds and the fact that as the protein breaks down, amino acids and glutamates - the chemicals associated with the mouth-filling sensation of umami - form. Try these. (Sydney Morning Herald -- Entertainment)
Mayo Genomic Discovery: Protecting Kidney Function During Heart Failure Jun 16, 2009
This new peptide (a unique link of amino acids) has been tested in the laboratory and in animal models and is expected to move into clinical trials next year. "One of the biggest additional concerns for patients with heart failure is the health of their kidneys," says Dr. Simari. (PR Newswire)
Nutricia launches Nutra Neocate, weaning product designed for cows' milk protein allergy Jun 16, 2009
Liverpool, UK, 11th June 2009: Nutricia, the European market leader in advanced medical nutrition, announces the launch of Neocate Nutra, the first and only weaning product made from 100% non-allergenic amino acids ... 1 With the launch of Neocate Nutra, parents of CMPA infants of a weaning age and above can, for the first time, choose with confidence a weaning product that is made from 100% non-allergenic amino acids, ruling out any possible allergic reactions caused by an exposure to any trace... (EurekAlert! -- Business News)
McAllister: Grilling tips make outdoor food prep safer Jun 16, 2009
High-temperature cooking can transform amino acids and other natural substances in meat into heterocyclic amines (HCAs) - compounds that are known to cause cancer in laboratory animals. You can reduce HCA formation in the meat you prepare by lowering the cooking temperature. (Green Valley News & Sun, AZ)
Simple Chemical System Created That Mimics DNA Jun 16, 2009
One key focus for Ghadiri's team has been amino acids' potential primordial role. In 1996, the group showed for the first time that amino acid strands, or peptides, can self-replicate under enzyme-free conditions. (Science Daily)
Sustainable Agriculture Using Biofe... Jun 6, 2009
Biofertizers also provide growth promoting substances like vitamins, hormones, amino acids etc. to the plants. (Suite101.com)
Skin Cells Provide New Knowledge About Brain Functions Jun 5, 2009
That, in turn, is because the cells in the blood-brain barrier are not transporting enough of the amino acids that are needed for the brain to be able to produce signal substances like dopamine, noradrenalin, and serotonin. Altered transport of the amino acids tyrosine and tryptophan may be one explanation for the disrupted signal transmission in patients with schizophrenia and bipolar disorder, Ravi Vumma explains ... We have therefore mapped how the transport of the two amino acids takes... (Science Daily)
AstraZeneca e-mails show debate on Seroquel risks Jun 5, 2009
Need to gain weight fast, put on a few pounds, Genesis Super Weight Gain is pure carbohydrates, emulsified fatty acids and pharmaceutical grade amino acids. Featured. (Yahoo News -- Pharmaceutical Industry News)
Penn study demonstrates new way to boost immune memory Jun 5, 2009
Non-proliferating T cells, such as memory cells, burn fatty acids, amino acids, and glucose interchangeably in a different metabolic pathway. From this, explains Pearce, "it is implied that there's a switch in metabolism somewhere along the way between proliferating and non-proliferating T cell populations." Perhaps at the peak of the proliferation, when energy is limiting and cells are metabolically stressed, there is a switch to another energy pathway to survive, say from glucose to fatty... (EurekAlert!)
Faster Protein Folding Achieved Through Nanosecond Pressure Jump Jun 3, 2009
17, 2005) The question of whether amino acids in sandwich-like proteins are there to stabilize the structure or to speed up the protein-folding process is best answered by "all of the above," according. (Sep. (Science Daily)
Freshen up your fridge with healthy foods Jun 2, 2009
High-quality protein sources such as skinless fish, poultry, lean beef and pork, cottage cheese and eggs, provide all the essential amino acids necessary for building and repairing the body's cells and boosting immunity. Get creative. (Fairfax Chronicle, VA)
Read the 'Cost of Freedom' Recap Jun 2, 2009
-- we sell everything from amino acids to multivitamins. And when we buy a product, we buy a product from an American manufacturer. (Fox News)
Modeling the Composition of Earth's... Jun 2, 2009
It is an essential element of amino acids and proteins, along with nucleic acids (DNA and RNA). 2. (Suite101.com)
Picnic-perfect watermelon May 31, 2009
Besides being refreshing, watermelon is an excellent source of vitamin C, is low in fat and cholesterol, and its amino acids can help maintain blood flow, arteries and heart health. It s also fairly economical. (La Crosse Tribune, WI)
National Pressure Ulcer Advisory Panel Releases White Paper on Nutrition May 30, 2009
The paper reviews specific recommendations for medical nutrition therapy (nutritional treatment) of pressure ulcers including recommendations for energy (kilocalories), protein, amino acids, fluids and micronutrients (with emphasis on vitamin C and zinc). A review of future research needs in the area of nutrition and pressure ulcers is also included, along with ethical and clinical implications for practice. (Yahoo News -- Press Releases)
How Did Recombinant DNA Start? May 30, 2009
Using synthetic RNA molecules and radioactively labeled amino acids they proved that DNA used a three letter code (three nucleotide bases made a codon ) to specify individual amino acids, the codons in RNA molecules were contiguous, they did not overlap, and there were punctuation marks, places specifying start and stop. Episomes and Plasmid DNA. (Suite101.com)
Somerville Bark: When your dog turns up his nose at food May 29, 2009
Dogs need fatty acids, amino acids from proteins, and carbohydrates, vitamins, minerals and water to survive. According the them (http://dels. (Somerville Journal, MA)
Arizona cancer doctor to get $18 million grant May 28, 2009
If researchers figure out a way to block a tumor's energy source of amino acids, the theory is that the tumors may shrink or die. Most of Stand Up to Cancer's grant money was raised during prime-time telecasts that aired on Sept. 5 on ABC, CBS and NBC and in more than 170 other countries. (FOX 11, AZ)
TGen scientist lands $18M to fight cancer May 28, 2009
If researchers figure out a way to block a tumor's energy source of amino acids, the theory is that the tumors may shrink or die. The four other research teams have designated areas of study, focusing on. (AZCentral -- Business)
Skip the Burgers and Throw Some Veggies on the Grill May 27, 2009
High heat is believed to cause a chemical reaction that transforms amino acids and creatine found in muscle tissue into carcinogenic compounds called heterocyclic amines. While not a call to give up the backyard barbecue, there are steps you can take to reduce your risk. (MEDLINEplus)
Research in green genetic engineering is indispensable May 27, 2009
These include, for example, improved nutrient compounds (proteins, amino acids, vitamins, etc. the elimination of undesirable characteristics (allergens, bitter agents, toxins, etc. (EurekAlert! -- Business News)
Space rock yields carbon bounty May 27, 2009
The Murchison meteorite contains many types of amino acids ... The acid is known to act as a "reducing agent" - acting as a magnet for oxygen atoms during chemical reactions - and facilitate the conversion of some amino acids into others. (BBC News -- Americas)
Tanning a colorful new idea in parties May 26, 2009
Dihydroxyacetone (DHA) causes a chemical reaction with the amino acids on the outermost layer of the skin. That, in turn, causes the color of the skin to change, producing a tan. (Pittsburgh Post-Gazette, PA)
A taste of help May 25, 2009
In his Philadelphia hospital cafeteria, Shoop gives taste tests to introduce patients to healthful foods they may never have tried: Quinoa, a grain with the same amino acids of meat, or Arctic char, a less-fatty salmon-like fish. Doing his own butchering allows Shoop to make stocks and sauces with the bones to add even more protein to meat dishes. (Erie Times-News, PA)
Buckyball Computer Simulations Help Team Find Molecular Key To Combating HIV May 25, 2009
In Silico Drug Screening Approach for the Design of Magic Bullets: A Successful Example with Anti-HIV Fullerene Derivatized Amino Acids. Journal of Chemical Information and Modeling, 2009; 090417130637086 DOI. (Science Daily)
Knowledge Of Epigenetics Helps Scientists Develop Tool To Study Deadly Parasite’s Histone Code May 25, 2009
When the strings of amino acids that make up the tails undergo epigenetic modifications chemical alterations such as methylation or acetylation chromatin s structure changes in order to either seal off DNA or make it available for transcription ... If we were interested in histone modifications, we couldn t reliably predict which amino acids in the histone tails would be modified and had a role in transcription. (Science Daily)
Full transcript of Jeremy Jarmon presser May 24, 2009
In January, I walked into a vitamin/supplement store to find a vitamin supplement containing amino acids. I purchased this vitamin supplement but I also purchased another supplement that was suggested to me by the salesperson. (BigBlueNation.com)
Swine Flu (H1N1) Infectivity to Increase Markedly and Lethality to Remain Low According to Latest Replikin* Peptide Genomic Data May 23, 2009
The company's vaccines and predictive tools are based on the company's discovery of a new group of peptides related to rapid replication called Replikins, whose increase in concentration in virus or other organism proteins (Replikin Count(TM) = number of replikins per 100 amino acids) is associated with rapid replication. Contact: John McKenney Replikins, Ltd. 38 the Fenway Boston, MA 02215 www. (PR Newswire)
Two-Year old Boy Found Safe in Sedro-Woolley May 21, 2009
The toddler has a metabolic disorder that impairs his ability to process amino acids. It is considered an imminent threat to his health. (KIRO TV, WA)
EarthTalk Q&A: climate, peat and people May 21, 2009
Veterinarian Marla McGeorge, a cat specialist at Portland, Oregons Best Friends Veterinary Medical Center, argues that the problem with forcing your cat to be vegetarian or vegan is that such diets fail to provide the amino acids needed for proper feline health and are too high in carbohydrates that felines have not evolved to be able to process. As to those powder-based supplements intended to bridge the nutritional gap, McGeorge says that such formulations may not be as easily absorbed by... (MSNBC -- Environment)
Push to fight malnutritionrisk in cancer patients May 19, 2009
In his Philadelphia hospital cafeteria, Shoop gives taste tests to introduce patients to healthful foods they may never have tried: Quinoa, a grain with the same amino acids of meat, or Arctic char, a salmon-like fish but less fatty. Doing his own butchering allows Shoop to make stocks and sauces with the bones to add even more protein to meat dishes. (MSNBC -- Health)
Mass. company says it has H1N1 vaccine May 16, 2009
Replikins has developed a software platform that analyzes influenza viruses to determine how active they are, by looking at a certain peptides groups of amino acids that replicate quickly. The company issued a press release a year ago warning that the swine flu was becoming more active and therefore more likely to be spread widely. (Boston Business Journal, MA)
CROP OF THE WEEK: 2-ROW BARLEY May 16, 2009
Barley contains all eight essential amino acids. According to a recent study, eating whole grain barley can regulate blood sugar for up to 10 hours after consumption, compared to white or even whole-grain wheat, which has a similar glycemic index. (Yuma Daily Sun, AZ)
Complete sequence determination of a novel reptile iridovirus isolated from soft-shelled turtle and evolutionary analysis of Iridoviridae May 14, 2009
1% G+C. Computer assisted analysis revealed that the STIV genome contains 105 potential open reading frames (ORFs), which encode polypeptides ranging from 40 to 1,294 amino acids and 20 microRNA candidates. Among the putative proteins, 20 share homology with the ancestral proteins of the nuclear and cytoplasmic large DNA viruses (NCLDVs). (BioMed Central)
Swine flu may be a lab error: Aussie researcher May 13, 2009
Gibbs and two colleagues analysed the publicly available sequences of hundreds of amino acids coded by each of the flu virus's eight genes. He said he aims to submit his three-page paper today for publication in a medical journal. (Sydney Morning Herald -- Business)
New Tag Could Enable More Detailed Structural Studies Of Mammalian Proteins May 13, 2009
Through ingenious combinations of a paltry 20 amino acids, the basic building blocks of life, genes engineer all of the tissues and organs that are the marvel of our working bodies ... Now scientists are adding to the parsimonious genetic repertoire to good effect: With careful targeting using genetic engineering, so-called unnatural amino acids can effectively tag proteins that scientists want to study, because, like a lighthouse beacon in a soupy fog, they stand out from the ones the body... (Science Daily)
Calorie Restriction Causes Temporal Changes In Liver Metabolism May 11, 2009
When carbohydrates are restricted, the liver relies more on substances like lactate and amino acids to form glucose. (Jan. (Science Daily)
What Is Western Blotting? May 10, 2009
When extracts are prepared from a cell, detergents can be used to make the proteins unfold into the linear chain of amino acids. Using a detergent such as sodium dodecyl sulfate (SDS) makes proteins unfold and gives them a net negative charge that is directly related to their molecular size. (Suite101.com)
Celebrating Moms-To-Be With A Healthy Treat May 9, 2009
"In this appetizer with smoked trout, is packed with omega 3 amino acids," says Bortnick. Bortnick also prepares dishes, like buckwheat pancakes, which are filled with folic acid, a key vitamin for babies. (W-USA News, DC)
To Mark Skin Cancer Awareness Month, Spacio Spa of Chicago Offers a Special Deal on Safe and Natural Airbrush Tan May 9, 2009
DHA only penetrates the first layer of skin and reacts with amino acids to produce a darkening of the skin cells. The results: a beautiful bronze tone that looks natural and stays on for up to a week with proper moisturizing. (Yahoo News -- Press Releases)
Natural Skin Care Company Naturopathica Launches Pear Fig Polishing Enzyme Peel May 7, 2009
Pear - a rich source of natural enzymes, amino acids, alpha hydroxy acids and antioxidants ... It contains amino acids, Vitamins A and B, polysaccharides and organic acids which make it an excellent skin care ingredient. (Yahoo News -- Press Releases)
Astronomer To Search Space For Precursors Of Life May 7, 2009
Meteorites flecked with amino acids, which make proteins, have fallen to Earth from space. In faraway galaxies and stellar nurseries, astronomers have detected complex organic sugar and hydrocarbon molecules that are key components in chlorophyll in plants and RNA. Bergin expects to detect tens if not hundreds of these kinds of compounds---some of which have never been found before outside the Earth. (Science Daily)
Fossil backs theory linking dinosaurs to birds May 6, 2009
Although no one expects that fragile DNA in the genes of such ancient animals as dinosaurs could ever be recovered, tracking amino acids in the proteins of the Schweitzer team's dinosaur could yield excellent insights for evolutionary studies of the entire dinosaur tribe. Dinosaurs grew more and more diverse from their origins some 248 million years ago until they all went extinct about 65 million years ago - with only birds left to carry on their lineage. (San Francisco Chronicle -- Science)
Afternoon Slump? Right Foods Can Give Boost May 6, 2009
What you really need are oxygen and certain amino acids ... "Amino acids are the building blocks of protein," said Alegent Health dietitian Toni Kuehneman. (Click2Houston, TX)
How To "Buckle Down" On Belly Fat May 2, 2009
" Bean gave some more examples: Ezekiel: Sprouted Whole Grain Bread: you may be surprised to see bread as a source of protein, but this bread is packed with barley, beans, lentils, millet and spelt and actually gives you more you the protein equivalent of eggs and contains nine essential amino acids. Edamame: A terrific way to boost fiber and protein while reducing saturated fat is to eat edamame. Not only will you reap the benefits of protein, but soy protein has also been found to prevent... (CBS News -- Early Show)
The Detox Diet May 2, 2009
Worse, since the majority of the protein sources are restricted from this diet, the lack of amino acids can inhibit the repair and build up of muscle tissues. At the same time, one should consider that starving oneself can lead to a decline in metabolism as the body would want to conserve its energy. (Suite101.com)
Stress-free shopping May 1, 2009
These foods provide amino acids the building blocks of protein essential for growth, maintenance and repair. Fresh or frozen white fish: e.g. hake, sole, haddock and kingklip. (iAfrica.com)
Ten top superfoods May 1, 2009
Soy beans contain high amounts of protein, including all essential amino acids (the only such vegetable source). Soy beans are also a rich source of calcium, iron, zinc, phosphorus, magnesium, B-vitamins, omega 3 fatty acids and fibre. (iAfrica.com)
Grill healthy to reduce cancer risk Apr 29, 2009
They're formed when amino acids (the building blocks of protein) and creatine (a natural compound found in muscle meats) react at high temperatures. Researchers have identified at least 20 HCAs formed during cooking meat that may increase cancer risk. (Globe and Mail -- Business)
Choosing the Best Dietary Supplemen... Apr 29, 2009
A dietary or nutritional supplement may contain vitamins, minerals, herbs, other types of botanicals, amino acids, enzymes, organ tissues or metabolites. Good examples of commonly used dietary supplements in dogs and cats are glucosamine and chondroitin. (Suite101.com)
Web of intrigue broken as scientists discover Spider-Man's secret strength Apr 29, 2009
Spider silk, like all proteins, is made of long strands of beadlike molecules called amino acids ... In sections where the strand of amino acids folds or bunches up irregularly, the structure is said to be "amorphous". (Sydney Morning Herald -- World)
Macromolecules Made from Activated ... Apr 28, 2009
Hence, proteins, also called polypeptides, are made of hundreds of amino acids joined by peptide bonds ... Thus, in the stomach and intestines enzymes catalyze the digestion of proteins into amino acids and starch into glucose ... Proteins cannot be made directly from amino acids and adding ATP will make no difference. (Suite101.com)
From factory to plate ... Apr 28, 2009
The remaining yeast is then treated with heat and enzymes to remove the outside of the cell wall and to leave the rest of the yeast cell: protein, amino acids and B vitamins. This is cooked with salt at low pressure for four hours and is now referred to as yeast extract. (The Age, Australia)
Unsung superfoods Apr 28, 2009
It has 20 to 40 percent more protein and is higher in lipids, amino acids, vitamins and minerals. Moreover, it can be tolerated by some with sensitivities to regular wheat. (Montana Standard, MT)
Scientists Give A Hand(edness) To The Search For Alien Life Apr 28, 2009
You don t want to limit yourself to looking for specific materials like oxygen that Earth creatures use, because that makes assumptions about what life is, says Germer, a physicist at NIST. But amino acids, sugars, DNA each of these substances is either right- or left-handed in every living thing ... 7, 2008) Desert heat, a little water, and meteorite impacts may have been enough to cook up one of the first prerequisites for life: The dominance of "left-handed" amino acids, the building blocks... (Science Daily)
Detox your body Apr 28, 2009
"Schertell's system consists of herbs, vitamins, minerals and amino acids that support both phases of detoxification. In addition she works with the patient regarding diet, exercise and hydrotherapy. In phase two, supplements are used to renourish and put things right.When going it alone you have to be sure that the supplements you take support this important phase. Beware the gimmick, she says. "It's important to use quality supplements that have been GMP (Good Manufacturing Practices)... (Seacoast New Hampshire)
Genetic switch potential key to new class of antibiotics Apr 18, 2009
The mRNAs are then transported to ribosomes that pair them with transfer RNAs that contribute amino acids into a protein chain, thereby decoding the gene. In recent years, groundbreaking work has revealed that RNA is much more than a passive middleman, and instead exerts decisive control over expression. (EurekAlert!)
Scripps research team invents first technique for producing promising anti-leukemia agent Apr 18, 2009
But using only acetylene gas, a handful of amino acids, and a dozen inventive steps, a team from The Scripps Research Institute has finally established the first technique to synthesize kapakahines in the laboratory in large quantities, more than a decade after their discovery. With supplies now in hand, and unlimited production potential established, research on the compound can proceed and may eventually lead to new drug treatments. (EurekAlert!)
Stem Cell Transplantation Helps Patients With Diabetes Become Insulin Free Apr 16, 2009
Clinical evidence indicates that there is an inverse association between beta-cell (a type of cell in the pancreas that secretes insulin) preservation and function and chronic complications of type 1 diabetes mellitus (DM), and the higher the C-peptide levels (a byproduct of insulin production, made up of amino acids), the lower the incidence of some types of complications of type 1 DM. A previous study found that autologous nonmyeloablative hematopoietic stem cell transplantation (HSCT) in 15... (Science Daily)
* COA encourages people to increase egg consumption Apr 16, 2009
While egg whites contain many amino acids, egg yolks contain antioxidants such as phosvitin, Department of Animal Industry Director Hsu Tien-lai (\) said. Though some people may scrape off their egg yolks to avoid taking in too much cholesterol, Hsu said the yolks also contain a nutrient called lecithin, which can help revitalize cells and enhance cell membranes. (Taipei Times, Taiwan -- Sports)
Hominy an early gift from Native Americans to Europeans Apr 15, 2009
In the process, corn becomes more digestible, liberating B vitamins and amino acids. Hominy was one of Native Americans first gifts to European colonists, and the settlers no doubt gobbled it up. (Corvallis Gazette Times, OR)
