Tag: "cause" at biology news
Purdue Researchers Prod Plants To Clean Up Pollution
...ium levels in the sheep livers were high enough to cause
concern but probably not high enough to cause
serious health problems for people who ate the contaminated organ meat. According to the World Healt...
University Of Washington Discovery May Point The Way To New Treatment For Hepatitis C Cases That Do Not Respond To Interferon Therapy
...followed by recovery, or it may become chronic and cause
symptoms for years. The federal Centers for Disease Control and Prevention (CDC) estimates that 20 to 50 percent of chronically infected hepatitis C patients will develop cirrhosis of the liver, and 20 to 30 percent of those will develop liver cancer...
NIH Team Discovers Endocrine Tumor Gene
...tes of Health (NIH) has identified a gene that can cause
multiple benign tumors of the parathyroid and pitu... hormone secretion by these tumors is an important cause
of disease. Parathyroid tumors, for example, lead to primary hyperparathyroidism (HPT), with high ...
New Vaccine Blocks Viral Entry In Cattle, May Have Implications For Human Vaccines
...mise for improving cattle health. BHV-1 infections cause
abortions among pregnant cows and lead to shipping...amily of human herpes viruses are the viruses that cause
cold sores, chicken pox, shingles, roseola, mononucleosis, Kaposi's sarcoma and cytomegalovirus (CMV...
Beset By Human Competition, Penguins Must Take Marathon Food Trips To Avoid Starvation, A Researcher Finds
...hing fleets and oil tankers. Starvation is a major cause
of death for newly hatched penguins, the result of...d food for themselves and their chicks. "The major cause
of chick mortality is starvation, often the result of a parent failing to return from a long foragin...
Duke researchers find existing drugs can stop fungus that attacks AIDS patients
... Service grant. C. neoformans is the leading cause
of fungal meningitis, a serious andsometimes deadly infection of the thin membrane that covers and protectsthe brain. The fungus enters the body through the lungs when a person breathesin its airborne spores. In a healthy person, it is mostly harmles...
Munching Microbes Make A Meal Out Of Toxic Substances
...a constituent of gasoline, and benzene is known to cause
leukemia." Nies and his students tested several sites in Indiana for the presence of microbes that eat benzoate, a chemical that is commonly found in soil and that is very similar to petroleum compounds. Theoretically, a benzoate-degrading organism c...
Houseflies May Transmit Ulcer Bug
...s who theorized its connection toulcers. It is the cause
of most duodenal ulcers and an estimated 70-80percent of gastric ulcers. In the late 1980s researchers at StanfordUniversity showed it was associated with certain types of stomachcancer. Helicobacter pylori has the unusual ability to live in ...
Low Iron Levels Cause Weakness In Women Who Are Not Anemic
... suggests that iron depletion not severe enough to cause
anemia reduces performance potential at submaximum work levels as well." Currently, the researchers are assessing whether iron-depleted women reap the same physical benefits from physical training as women with higher iron status. "We suspect that i...
Ozone 'Chat Room' Provides Real-Time Air-Quality Research
...Ground-level ozone is a harmful pollutant that can cause
health problems, especially for children, the elderly and people with respiratory conditions. A major contributor to smog, ozone is an irritating gas formed when hydrocarbons mix with nitrogen oxide in sunlight. Industrial and consumer activities, m...
Resistance To Leptin Contributes To Obesity
...earch directly shows that resistance to leptin can cause
obesity,"explains senior author Jeffrey Friedman, ...ransport of leptin intothe cerebrospinal fluid may cause
the obesity." Friedman, Halaas and Denton's coauthors include: Naseem Fidahusein,B.S., at Ro...
Coming Extinction Of One Of UK's Most Minuscule Plants Yields Information On Climate Change
...ed up by the end of June giving many remote houses cause
for concern. By studying the plant the researcher...uch an insignificant little plant is not likely to cause
high drama in the same way that the loss of 'sexy' species such as orchids does, but it is an indica...
First Salmonella Vaccine For Poultry To Be On The Market Soon
...h salmonella and E. coli, certain strains of which cause
respiratory disease in poultry. The virulent strains are called avian pathogenic E. coli (APEC). They hurt producers in production units, where the sick birds spread the disease and die, and at the processing plants, where E. coli-infected carcasse...
Yale Breakthrough In Destroying Drug-Resistant Bacteria Focuses On Thwarting Genes That Cause Resistance
...ed plasmids. (Plasmids sometimes carry genes that cause
bacteria to becomedrug resistant in the first plac... their target in aspecific virus or bacteria, they cause
an RNA enzyme called RNase P to destroythe mRNA to which they are bound. The EGS molecules are then...
Second Gene Responsible For Tuberous Sclerosis Complex Identified
...tists have identified the second of two genes that cause
tuberous sclerosiscomplex (TSC), a relatively common developmental disorder characterized by anumber of abnormalities, including seizures, benign tumors in several organs,and variable emotional and cognitive disabilities. The discovery, to bereporte...
Huntington's Disease Findings Pave Way For Potential Cure
...ave a genetic risk for developing the illness. The cause
is a mutation ina gene located on chromosome 4: Instead of having molecule groups that repeat asmall number of times, they repeat 40 or more times and produce a defective formof the huntingtin protein. The defective protein interacts with brain cells...
Evolution Re-Sculpted Animal Limbs By Genetic Switches Once Thought Too Drastic For Survival
...Butbecause laboratory mutations in these genes can cause
monstrosities--such as afly with legs where its an...ke other homeotic genes, includingthe one that can cause
a fruit fly to grow a leg out of its head--orient theembryonic tissues as to where they lie in the b...
Female Adolescents Need Calcium During 'Window Of Opportunity'
...a disorder called osteoporosis. This condition can cause
bones to become thin and weak, resulting in a grea...r injuries. In severe cases, osteoporosis also can cause
a person's shoulders to round and the upper back to deform, resulting in the unfortunately familiar ...
Progress In Prion Research: Three-Dimensional Structure Of Prion Protein Fully Uncovered
...y present in the bodies ofhumans and animals. They cause
disease only when they are folded in a particularway-luckily a very rare occurrence so far. The disease-inducing prions appear tocontain clumps of several prion protein molecules, which damage the brain ofaffected humans or animals. Where and how the...
Vitamin C Deficit Linked To Skin Disease
...hether a deficiency of vitamin C is a contributing cause
ofthe disorder or one of its effects. PCT is the ...noverload -- which itself causes problems -- might cause
heart damage," saidSinclair. "What we hope to do now is determine whether vitamin C is effective inp...
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