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Tag: "child" at biology news

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

...red new moms and dads for whom a soundly sleeping child spells out well-deserved respite it may carry eve...its at 6, 18 and 30 months, detailing how long the child slept (a consolidated daytime and nighttime total), how often the child awoke, and if he or she exhi...

Cigarette smoke alters DNA in sperm, genetic damage could pass to offspring

...hile some men say they’ll quit smoking after their child is born, this represents a good reason to quit well in advance of trying to conceive.” Among the next steps in gaining a better understanding of the germline genetic health conse-quences of smoking, Yauk and her colleagues plan to study how altere...

'Lucky 13' as new gene discovery offers further hope for childhood blindness

... are relatively rare. As it is a recessive gene, a child would need to be carrying two copies of the gene to develop LCA, one from each parent. However, the disorder is more common within populations where marriage to first or second cousins is common, such as the Pakistani community. "If a parent is fo...

An 'elegant' idea proves its worth 25 years later

...g. An estimated one in 40,000 live births is a child with a urea cycle disorder, according to Hamosh, who says early and accurate detection can now assure prompt treatment. "We’re teaching all medical students at Hopkins to consider hyperammonemia and immediately do blood tests when they see a comba...

Resistant HIV quickly hides in infants' cells

...on of drug-resistant strains of HIV from mother to child is still a problem, and much is unknown concerning how such transmission affects the responses of infants to various drug treatments. The study, conducted by Deborah Persaud, MD, of Johns Hopkins University School of Medicine and colleagues work...

Premature births may be linked to seasonal levels of pesticides and nitrates in surface water

...demic effects on pregnancy outcome and possibly on child development is a momentous observation, which hopefully will help transform the way humanity cares for its world," said James Lemons, M.D., Hugh McK. Landon Professor of Pediatrics at the IU School of Medicine. Dr. Lemons is director of the section o...

Peanut allergies overstated, study finds

...itive result to a peanut skin-prick-test. If a child is potentially allergic to peanut, he or she will ...enge to determine if they are allergic. "If the child is able to tolerate normal amounts of peanut every day then the result of any peanut allergy test is...

Study finds antibiotic resistance in poultry even when antibiotics were not used

... what's known as vertical transfer ?from parent to child ?of bacteria carrying resistance genes. In short, the birds may come to the farm harboring antibiotic resistant bacteria. "This issue of antibiotic resistance is more complicated than once thought," Lee said. "These findings suggest that banning ...

New study challenges 'critical period' in childhood vision development

...ataracts in both eyes. The woman lived as a blind child for 12 years before she received treatment. Now, twenty years after her surgery, the researchers found that she is able to discern between separate objects, determine depth, localize faces amongst a background of natural scenes, and match faces by t...

Autism gene identified by researchers at Yale working with a global research consortium

...as many as 30 other genes involved in autism. If a child has more of these genes, there is a higher chance of being born with autism or a more severe form of the disease. Autism is a complex brain disorder that inhibits a person’s ability to communicate and develop social relationships, and is often ac...

Infection detectives use disease 'fingerprints' to track common infections in children

...cal setting, such as an emergency room. "When a child comes in with a fever to the ER, we want to see if we can predict who just has a virus and can go home, and who has to be admitted and put into the intensive care unit and treated with antibiotics. That’s our goal," said Dr. Ramilo. "This is just the...

Study to explore using magnets to correct 'sunken chest'

...t embedded in a lightweight plastic brace that the child wears under clothing. The attraction between the t...ust under the skin during an outpatient visit, the child can go home on the day of the procedure with relatively little discomfort. The child wears the brace...

20-year study shows significant rise in childhood obesity, especially among girls

... in both samples. The data was drawn from official child health and school health records, as parents have a tendency to under-report the weight of obese children and are less likely to take part in studies. "Despite high levels of parental education in the studied population, a factor that has been lin...

Like salty food? Chances are you had low blood sodium when you were born

...medical record, and selecting the lowest. Each child underwent a pediatric physical examination. To estimate current sodium appetite, participants were tested for their preferred concentration of salt in soup and sugar in tea, followed by orally administered spray tests involving table salt and table s...

Mother knows best: Plant knowledge key to childhood health in remote Amazon

...knowledge. Researchers looked at three measures of child health: their immune function, as measured in C-reactive protein levels; skinfold thickness, to estimate fat stores, and height-for-age, to assess stunted growth. Reyes-García explained that mothers who had knowledge of local plants well above the...

Moonlighting enzyme linked to neurodegenerative disease

...th the condition. For that individual -- usually a child or teenager -- it is devastating. Symptoms are mild at first: muscle weakness in the arms and legs, vision impairment and slurred speech, but eventually the symptoms progress and most patients become wheelchair-bound and succumb to heart failure late...

Viral protein is an effective preventative against infection

...e nose, waiting for their chance to strike. When a child catches the flu, or another virus that causes an upper respiratory infection, the bacteria seize the opportunity and migrate to the middle ear, causing a secondary infection. The new treatment would kill the bacteria before it had a chance to move. ...

Army research mission focused on autism

... of the National Autism Association faced when her child was diagnosed with autism. Autism is a developmen... parents that there is not a lot we can do for our child with autism. Now we know that early diagnosis and intensive interventions, both behavioral and biome...

Genes and genius: Researchers confirm association between gene and intelligence

...explains. "A simple example might be pictures of a child holding a vase, the vase broken to bits on the floor and the child crying. The person taking the test would have to put those pictures into an order that tells the sto...

Low levels of neurotransmitter serotonin may perpetuate child abuse across generations

... research could be valuable in understanding human child abuse, said Dario Maestripieri, Associate Professo... child's life could reduce the likelihood that the child will grow up to become abusive, Maestripieri said. Maestripieri is lead author of a paper reportin...

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