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Tag: "problems" at biology news

Prenatal Stress Keeps Infants, Toddlers up at Night, Study Says

... risk of having children who will experience sleep problems in infancy and toddlerhood, finds a study that pub... is vital to his or her growth, but the origins of problems affecting it remained unclear. Now, we have evidence that these patterns may be set early on, perhap...

St. Jude study solves mystery of mammalian ears

...works, and then use those answers to solve medical problems in the future.” The long-standing argument centers around outer hair cells, which are rod-shaped cells that respond to sound waves. Located in the fluid-filled part of the inner ear called the cochlea, these outer hair cells sport tufts of hair-lik...

FDA sees nanotech challenges in every product category it regulates

...ket, and to detect and move swiftly to correct any problems that may arise. Given the agency’s insufficient resources—which for two decades have not kept pace with inflation—making sure that FDA has the capacity to safely manage nanotechnology must be the shared responsibility of Congress and our political le...

Snoring in children might be an allergic type disease

...tual snoring is seen as being caused by anatomical problems in the airway or obesity. But in children it seems that snoring is much more closely related allergy and inflammation”. “Our data hopefully contribute to a clinician’s ability to effectively spot snoring in pre-school children in order to identify...

Research team identifies new Alzheimer's gene

... most common form of disabling memory and thinking problems in older people. The progressive neurological disorder afflicts an estimated 5 million Americans, a number expected to triple by 2050. “We have entered a new era in medical research. Today’s technologies permit us to survey a sufficient number of...

Millions of children denied drug that costs less than $3 a year

...MJ, found no significant difference in behavioural problems between phenobarbital and another drug called carbamazepine. Despite some limitations, the study provides more evidence to support the use of phenobarbital in developing countries. The burden of untreated epilepsy in terms of human suffering and s...

Newly found sensing system enables certain bacteria to resist human immune defenses

...eats to human health, especially due to increasing problems with drug resistance, and these findings may help chart a path to designing new drugs to bolster our antimicrobial treatment options,” notes NIAID Director Anthony S. Fauci, M.D. Led by Michael Otto, Ph.D., of NIAID’s Rocky Mountain Laboratories (...

Physicist cracks women's random but always lucky choice of X chromosome

...romosomes. This process is crucial to survival and problems with the process are related to serious genetic di...at it is beneficial. This will help understand the problems of a small number of women who unusually don’t have a completely random distribution of X chromosome...

College students who pull 'all-nighters' and get no sleep more likely to have a lower GPA

...tudies associate lack of sleep with serious health problems such as an increased risk of depression, obesity, cardiovascular disease and diabetes. ...

Understanding why C. difficile causes disease -- it's hungry

...rfaces in hospital wards. The bacteria don't cause problems until they grow in abnormally large numbers in the intestinal tract. This can happen when the benign bacteria that normally inhabit the intestinal tract are reduced such as when people take antibiotics or other antimicrobial drugs. Then, C. difficile...

New research shows sharks use their noses and bodies to locate smells

...it has been known to cause hearing and equilibrium problems in humans, senses that are also based on hair cells. Sharks with their lateral lines intact demonstrated a preference for the odor plume over the seawater plume and, more specifically, for the odor source with the higher turbulence (the brick on ...

Mice with a migraine show signs of brain damage

...their migraines are at increased risk for vascular problems like heart attack and stroke. The Women’s Health Initiative, for instance, found that such women had a 50 to 70 percent higher risk of stroke compared to other women. And a study led by Michel Ferrari of Leiden University in the Netherlands showed th...

More recycling on the farm could reduce environmental problems

Growing environmental problems resulting from farming argue for a shift toward practices that use lower inputs of pesticides and energy and more recycling of energy and materials, according to an article published in the May 2007 issue of BioScience. The author, Craig J. Pearson o...

pHLIP, a novel technology to locate and treat tumors

...that universal medical tests to reveal many health problems at earlier stages may be developed based on pHLIP technology? “Our discovery is an example of the reason that the NIH and DOD support basic science—we were working on the principles of membrane protein folding, and made a discovery with important ...

The sound of proteins

...asing on the ear, they had first to overcome a few problems ?how to incorporate rhythm, and how to cram the 20 standard amino acids (the building blocks of proteins) into just 13 notes. The duo focus on codons ?sets of three adjacent bases that code for particular amino acids. They decided to include fou...

Cancer patients monitor fatigue in real time

...h normal cell functions. "People who are having problems breathing -- another symptom of some cancers -- may also experience fatigue." According to Hacker, this is the first study of real-time collection of fatigue data in acutely ill cancer patients. Ecological momentary assessment holds substantial pr...

Simple home spit test to spot deadly pre-eclampsia

...sia, and even when a woman develops pre-eclampsia, problems with high blood pressure may not occur until the l...e. Pre-eclampsia is thought to be the result of problems relating to the implantation of the placenta. The main diagnostic symptoms are raised blood pressure...

Students invent protective pouch to enhance cell therapy

...nk, 22, of Holbrook, N.Y. "I know about the health problems associated with diabetes because my grandmother has it, and she has to give herself several shots a day. If it works, this cell therapy could eliminate the need for that." Progress in cell therapy has been slow for several reasons. First, the inje...

Percutaneous aortic valve replacement safe, successful in high-risk patients

...died after discharge from the hospital from health problems unrelated to the replacement valve. Follow-up in the 11 survivors showed that the average aortic valve area more than doubled, on average, following the procedure. In addition, the severity of heart failure significantly improved, as gauged by both B...

HIV survival improves if patients stay in care

... face challenges of substance abuse, mental health problems and financial issues. Now they have to stay in care the rest of their lives, which may be 20, 30, 40 or more years." Giordano's study, carried out in the Veterans Affairs population, determined that staying in care made a difference to longevity. ...

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