Tag: "age" at biology news
Eating Lake Ontario Fish Linked To Shorter Menstrual Cycles; Consumption May Delay Pregnancy
... of Health recommending that women of childbearing age
eat no Lake Ontario fish. An earlier UB study sho...owed that 42 percent of the women of child-bearing age
ate Lake Ontario fish, and 10 percent reported eating fish for at least seven years, dating back to ...
Folic Acid Fortification Effective In Cereal Grains
...Health Service (PHS) that all women ofchildbearing age
consume 400 micrograms of folic acid per day to re...rage daily folate intake for women ofchild-bearing age
is 180 to 200 micrograms per day," said Dr. Gregory. "That is well below thePHS recommendation." An...
Premies' Lung Disorder Can Cause Developmental Delays
...r complications of prematurity, kids at 3 years of age
who had BPD as infants who had been premature had ...re on premies in general that these kids at school age
have more learning disabilities. We want to find out whether these motor problems persisted when the...
Colon Cancer Linked To Genes, Not Lifestyle
...urnal of Primatology, adds to evidence that how we age
may be linked more to our genes...ppeared to be brought on by old age
and predisposing genetic factors, versus environmental or lifestyle factors. Colo...
MIT Biologists Identify Aging Mechanism
...mentation of the nucleolus in mothercells. But old age
is not death, and the researchers still wondered, How do ERCs killcells? They suggest that the sheer abundance of ERCs could gum up components of themother cells' replication machinery, leading to an inability to replicate theDNA necessary for life. ...
Researchers Discover New Genetic Risk For Alzheimer's Disease
...ase and compared them with individuals of the same age
who didnot have Alzheimer's disease. In both the American and the Spanish subjects, the investigators foundthree normal variations, or polymorphisms, in the promoter region of the APOEgene. The promoter is a stretch of DNA that determines ho...
Wake Forest University Study Takes Students In Flight With The Albatross
...one of the most exciting projects for kids at this age
level that I've seen because it's almost impossibl... From boats, biologists also cannot determine the age
or sex of the birds beingobserved or whether they are from Tern or strangers from another nesting ar...
Genetics May Explain Why African Americans More At Risk For Strokes Caused By Bleeding In The Brain
...erebral hemorrhage and why they get it at ayounger age
than Caucasians," says Mark Alberts, M.D., associa...o occur at a youngerage in African Americans (mean age
of 56.7 years) compared to Caucasians (meanage 64.3 years). The e4 allele frequency was 28 ...
Harvard Medical School Researchers Present Atomic Structure Of DNA-Replicating Enzyme Widely Used In DNA Sequencing
...NAsequencing--highly sought-after products in this age
of the Human Genome Project. This is the largest protein complex ever to be revealed by the leadingmethod--called MAD--of obtaining high resolution images in X ray crystallography.The structure will be published in the January 15 Nature, along with r...
Even Moderate Air Pollution Reaching Eastern Wilderness Decreases Mountain Hikers' Lung Function
... The hikers ranged from 18 to 64 years of age
and hiked an average ofeight hours each. During this time, they were exposed to average ozoneconcentrations from 21 to 74 parts per billion (ppb) per hour. The overallaverage exposure was 40 ppb, which the researchers called "a relatively lowlevel c...
Garlic Prevents Hardening Of Aorta, New Study Shows
...y were healthy, nonsmoking men and women rangingin age
from 50 to 80 years. Both groups -- with garlic a...ed,and the effect was most pronounced in the older age
groups, said Boudoulas. The positive effect of garlic was more than 3.5 times higher in...
Infants, Toddlers Should Not Restrict Fat Intake, Experts Say
...he University of Kentucky, say that children under age
5 -- especially infants -- are getting too little ...new dietary recommendations for children as old as age
5 and changes in the makeup of infant formulas. "The scientific community is focused in one directio...
Lifestyle Determinants Of Plasma Homocysteine
...aland Homocysteine Study. Most subjectswere in two age
groups: 9165 subjects were aged 40--42 y and 2351 subjectswere aged 65--67 y. The remaining 425 subjects were of intermediate ages.In multivariate analysis, sex, age, folate intake, smoking status, andcoffee consumption were the strongest determinant...
NIAID Doctor Successfully Treats Longest Case Of Malaria Infection On Record
...t the patient had had malaria at about age
3, and that the disease was untreated but spontaneously resolved. Thus, concludes Dr. Vinetz, its most likely that the patient had been infected for more than 40 years, and possibly for nearly her entire life. B...
Trees, Grass Foster Children's Play And Encourage Adults To Supervise
...African American and 44 percent are children under age
14. Unemployment is 93 percent. "I think the public often has a sense that the conditions of theinner city are at least partially due to the behaviors of individuals wholive there," Kuo said. "It's important to remember how many childrenare growi...
B-Vitamins Lower Homocysteine Levels In The Blood; May Reduce Vessel Damage In Stroke Patients
...n. The study included 29 men and 21women over the age
of 50. Both groups received a multivitamin daily. Twenty-seven patients received five milligrams of folic acid, 100 mg of vitaminB-6 and one mg of vitamin B-12. After three months of therapy, the researchers found those who took thesuppleme...
Study Finds Gene Is Associated With Higher Risk Of One Kind of Stroke Among African-Americans
...kes occurred inAfrican Americans at a much earlier age
-- on average, more than seven yearsearlier. ...obable Alzheimer's," he said. The average age
for black ICH patients was 56.7 years; for whites it was64.3. "These findings will help us g...
Low B Vitamin Levels Common In Many People Linked To Increased Heart Disease, Stroke Risk
...y also included 800 healthy individuals of similar age
and sex. The project, which involved 19 centers in nine European countries, showed that people with atherosclerosis or blockages who had lower folic acid levels may also be more likely to have heart disease and stroke. The association of vitamin B-...
At Life's Most Sensitive Stage, Embryos Cope With Stress
...emperatures and from wet to dry conditions. At the age
of oneto two days, they become sensitive to these stresses, then become resistantagain. Also, former graduate student Rui Li has shown that the temperaturesexperienced by adult algae affect the heat tolerance of their embryonicoffspring. (For a press...
Sexually Active Younger Women Are At Higher Risk For Infection With Human Papillomavirus
...study team enrolled 608 young women. Their average age
was 20 years, and theethnic distribution was 57 percent white, 13 percent Hispanic, 12 percent black and 18 percent other. Twenty-six percent were diagnosed with HPV infection at the beginning of thestudy. Each of the women had pelvic examinations ...
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