Tag: "helps" at biology news

Tiny Worm Reveals Workings Of Suspected Tumor Protein

...s that the worm's version of the humanprotein p300 helps cells in the early embryo decide what kind of tiss...--the proteins around which the DNA is draped.This helps initiate gene transcription. In 1996, researchers elsewherediscovered that p300 is such a histone ac...

NIGMS Makes First Awards For

...and bloodvessels. Like the gas nitric oxide, which helps regulate neural function, bloodpressure, and many other processes, H2S is produced in the brain and ininvoluntary smooth muscle. An understanding of the role of H2S in these tissuesmay have many therapeutic applications, for example, in the control o...

Structure Of Tumor Necrosis Factor-Alpha-Converting Enzyme Solved - Milestone Toward Rational Drug Design For Rheumatoid Arthritis And Endotoxic Shock

...r- a <font size="3">-converting enzyme helps to explain the specific capability of TACE to cleave proTNF <font size="3" face="Symbol">a , but also provides the structural basis for the rational design of specific inhibitors, which could selectively impair the catalytic a...

Florida Or Bust? Older Lab Rats Seek Heat To Fight Infection, UD Researchers Report

... the immune system's arsenal. In most cases, fever helps thebody combat dangerous pathogens." Compared to young rats, older rats housed at room temperature typically get muchlower fevers, but new UD data shows "they can get a fever when they're allowedto select the temperature of their environment," repor...

Biochemist Solves Riddle Of Collagen Stability

...planation has been that "bridging water molecules" helps hold the triple helix together. In 1994, scientists showed for the first time that those water bridges are present in collagen. But Raines' research team was skeptical of that explanation, since it would require seemingly too much order. Raines said ...

Duke Researchers Genetically Engineer Mice To Block Heart Enlargement

...ply get larger. Although the additionalmuscle mass helps at first, over time the heart walls can harden and hamperrather than bolster the pumping action. This leads to congestive heart failure. Congestive heart failure is notoriously difficult to treat, althoughearly symptoms are often mild...

Yerkes Primate Research Center Of Emory University Reseachers Find Hunger Regulated By Novel Neurotransmitter

...covered in the brain a novel neurotransmitter that helps control food intake and seems to bepartially responsible for the feeling of satiety. The finding may eventually be used to developmedications for obesity, a life-threatening, yet common condition that often lies at the root ofother serious illnesses ...

Research Into Cockroach Behavior Could Lead To Better Baits

...ers already knew roaches emit a sex pheromone that helps them find mates and an aggregation pheromone that helps them find safe haven. Miller thought roaches might also use pheromones in scavenging for food. She d...

Pediatric Academic Societies Report Progress In Children's Health

...rofessor of pediatrics. School-based intervention helps reduce obesity in childrenFor the first time, a school-based health behavior intervention program has beenshown to reduce obesity in children. The intervention, called Planet Health, wasdeveloped by researchers at the Harvard School of Public Health,...

Cystic Fibrosis Gene Protects Against Typhoid Fever

...R protein acts as a receptor for P. aeruginosa and helps clear this bacterium from the lung. When CFTR protein is abnormal or missing, it does not bind and ingest thisbacterium, and lifelong infections are thus established in many individuals withcystic fibrosis. The researchers hypothesized that other bac...

Three Institutions Combine Efforts In First-Ever Demonstration Of Long-Term Function In Transplanted Human Liver Cells

...hours aday or longer receiving phototherapy, which helps degrade the bilirubin in theskin, so it can be cleared from the body. Other than a liver transplant, there is no cure for Crigler-Najjardisease. The oldest living patient with this disease is 31 years old and fewpeople live beyond their teens...

Biochemists Gain Crystal-Clear Insight into 'Ancient' Enzyme

...cally, ribonuclease P is a molecular scissors that helps turna newly synthesized precursor into a functioni... the "pre-tRNA" molecule.Similarly, ribonuclease P helps activate another RNA, called ribosomal RNA,that is central to the cell's protein-making machinery. ...

Gene Detected That Decreases "Bad" LDL Cholesterol In Men May Cut Heart Disease Risk By 50 Percent

DALLAS, May 15 -- A gene that helps keep bad cholesterol at bay -- and mayreduce heart...4 healthy men. LDL is the form of cholesterol that helps create the fatty deposits that canclog blood vessels and cause a heart attack or stroke. The gene f...

Protecting the Beat Of Life: Test Center Studies Interaction Between Pacemakers & Electronic Article Surveillance Systems

...rove their products, if necessary. Thus,this data helps the manufacturers ensure that interference, which couldcause harm to the wearers of medical devices, is not experienced. Testing takes place with the devices submerged in a tank of salinesolution that simulates the electromagnetic behavior of the hu...

Colorado State Research Indicates Two TB Vaccines Show Promise

...nd added to a carrier called an adjuvant that also helps boost immunity, the vaccine simulates a TB infection and generates a specific type of lymphocyte needed to combat TB infections, Orme said. The Merck Research Laboratories vaccine, meanwhile, uses a segment of DNA from Mycobacterium tuberculosis t...

Interleukin-12 Helps Control Mycobacterium Avium Infection

...ne or chemical messenger produced by immune cells, helps regulatecell-mediated immunity. These findings in ...the production of interferon gamma, a protein that helps controlinfections like MAC. IL-12 can stimulate interferon gamma even in the absenceof T cells, a p...

Obesity Gene: Possible Link To Heart Disease Risk

...stage for heart disease. Insulin is ahormone that helps the body use glucose, its main fuel. An excess of insulin (acondition called insulin resistance) indicates the body is not processingglucose normally. The study was conducted by researchers in the Wynn department ofmetabolic medicine of the ...

A New Molecular Marker For Prostate Cancer

...ples for the presenceof the p27(Kip1) protein. p27 helps control the timing and rate of cell divisionand, when functional, can stall tumor growth. As part of the body's naturaldefense against cancer, the p27 protein is found in virtually all normal cells.In previous studies, low levels of p27 protein in tu...

Rewiring The Brain

...ein Offers Hope To Stroke Victims A PROTEIN which helps broken bones and damaged kidneys to heal now looks asthough it may speed the recovery of stroke patients. It works by rewiring theconnections around damaged brain cells. There is also a chance that the proteinmay be able to improve memory in Alzheim...

Vitamin C May Reduce Angina, Heart Attack Risks

...y-produced compound inthe body, nitric oxide, that helps relax blood vessels, inhibits theaggregation of platelets and the formation of blood clots, and decreases therisk of plaque rupture - all of which are relevant to actually having aheart attack or stroke. Studies suggest that nitric oxide can be "inac...

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