Tag: "birth" at biology news
3-D ultrasound identifies women at risk for impending preterm birth
... Conference February 8 in San Francisco. Preterm birth
is a major public health problem with lasting repe...marker becomes positive in relationship to preterm birth
is essential for a test with high diagnostic accuracy. "The high accuracy, sensitivity and specifici...
Male reindeer inflate a large air sac in the neck region to emit their hoarse rutting calls
...ur with their young, in the first months after the birth
in summer. In mother-young communication the air sac individualizes the calls and contributes to individual recognition. ...
The penalty of having a sister -- why sibling sex matters for male saiga antelopes
... foetus with a brother, resulting in a sub-optimal birth
weight. Saiga males mate with many females and fac...derestimated: "Even a relatively small decrease in birth
weight is likely to have an amplified negative effect on male reproductive fitness in species where ...
Scientists genetically engineer tomatoes with enhanced folate content
... Deficiencies of the nutrient have been linked to birth
defects, slow growth rates and other developmental problems in children, as well as numerous health issues in adults, such as anemia. "Folate deficiency is a major nutritional deficiency, especially in the developing world," said Parag Chitnis, pr...
100 percent of pregnant women have at least one kind of pesticide in their placenta
...Hospital, in Granada, with 308 women who had given birth
to healthy children between 2000 and 2002. The results are alarming: 100% of these pregnant women had at least one pesticide in their placenta, but the average rate amounts to eight different kinds of chemical substances. Fifteen different pestic...
Premature births may be linked to seasonal levels of pesticides and nitrates in surface water
The growing premature birth
rate in the United States appears to be strongly a... Dr. Winchester and colleagues found that preterm birth
rates peaked when pesticides and nitrates measurements in surface water were highest (April-July) an...
New vaccine prevents CMV infection and disease in mice
...ype of herpes virus, is the leading viral cause of birth
defects and a serious problem in patients with compromised immune systems. The body’s natural immunity doesn’t protect against infection by the virus, estimated to be present in 50 to 75 percent of all adults. “Until now, scientists haven’t bee...
Newly discovered antibody may be body's natural defense against Alzheimer's
...heimer's disease. While monomers are produced from birth
and appear to be relatively benign, oligomers have been implicated as potent toxins responsible for Alzheimer's-linked memory loss and brain cell death. This has led many scientists to speculate that oligomers may be the main culprit in Alzheimer's a...
Sun exposure early in life linked to specific skin cancer gene mutation
...earch indicates that early life sun exposure, from birth
to 20 years old, may specifically increase the risk of melanomas with BRAF gene mutations. A different mutation, on the NRAS gene, was found in patients who had sun exposure later in life (between ages 50 to 60 years old). The results indicate that d...
Snoring in children might be an allergic type disease
...years were more likely to snore. Breastfeeding, birth
weight, body mass index at age 4.5 years and respiratory function whilst awake were found to be unrelated. The study cohort was drawn from participants in the Australian Childhood Asthma Prevention Study (CAPS) – a randomised controlled trial of d...
Prenatal Stress Keeps Infants, Toddlers up at Night, Study Says
...omen living in Avon, England, who were due to give birth
in a 21-month window. More than 14,000 women an estimated 85 to 90 percent of those eligible responded to questionnaires that gauged how depressed or anxious they were at multiple points early on in, late in, and after their pregnancy. Later on, th...
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