Tag: "adolescent" at biology news
NHGRI launches Centers for Excellence in Ethical, Legal, and Social Implications Research
...will focus on issues related to newborn screening, adolescent
health research and centralized DNA banking. ...
Carnegie Mellon U. imaging study reveals sex-based differences that persist as mice enter adulthood
...ion of developmental and sex-associated changes in adolescent
and adult mouse brains to reveal fundamental differences in key brain structures, such as those important for emotions, learning, and memory. The results, in press with NeuroImage, show that sex hormones alter the development of certain brain structu...
Prenatal nicotine primes adolescent brain for addiction
...pregnancy may worsen the long-term consequences of adolescent
smoking -- effects that may increase the likelihoo...e reduced response of acetylcholine systems in the adolescent
brain following prenatal exposure might lead teens to self-administer nicotine in an attempt to repl...
Teens and young adults the new frontier in cancer says US cancer specialist
...patients." "Worldwide, we need a new discipline in adolescent
and young adult oncology. This age group deserves trained care providers, specialised clinics and inpatient units, and probably most importantly, dedicated research strategies that are not available with either paediatric or adult care programmes. "U...
Cancer rates in teens and early 20s rising
...ess is known about the causes and risk factors for adolescent
and young adult cancer than for cancer in older adults. Professor Birch, who is Cancer Research UK Professorial Research Fellow at Manchester University, said: "The early age of onset and lack of opportunity for chronic exposure to environmental fac...
Adolescent brains show reduced reward anticipation
...resonance imaging (MRI) study to examine real-time adolescent
response to incentives. The study also shows that ...euroscience (Volume 24, Number 7). "Understanding adolescent
motivation is critical for understanding why so many young people drink alcohol and engage in associ...
Adolescent rodents experience milder hangover effects than do adult rodents
Prior research shows that adolescent
animals are more sensitive to chronic alcohol ex... than adult animals. A recent study has found that adolescent
rodents are less sensitive to the unpleasant consequences of an alcohol-related hangover, as measu...
Teenage pregnancy may put girls at risk for osteoporosis
...investigator for the study. "Our study showed that adolescent
pregnancy may compromise a girl's ability to reach...e rates of calcium absorption and bone turnover in adolescent
pregnancy, this study was a critical first step towards new recommendations to insure that girls get...
Alcoholics with antisocial personality disorder have blunted emotional reactivity
...PD, is the most robust psychiatric risk factor for adolescent
alcohol and drug use," he said. "Numerous studies...identified a strong relationship between child and adolescent
conduct problems and drug use, Miranda added, little research has targeted the underlying mechanisms...
Steroid use causes long-term agression, NU report indicates
...bility to produce serotonin. In their experiments, adolescent
Syrian hamsters - given their similar brain circuitry to human adolescents were administered doses of anabolic steroids and then measured for aggressiveness over certain periods of time. The researchers initially hypothesized that steroid use during...
Exercise and healthy weight delay cancer even among women with highest genetic risk
... very high risk, exercise and healthy weight as an adolescent
delayed the onset of breast cancer. "It was a su..., but exercise and appropriate weight during their adolescent
years clearly delayed the onset of breast cancer." "The possibility that lifestyle changes such as i...
Scientific study of twins shows forgiveness has genetic component
...ly environment. According to the study, aspects of adolescent
spirituality and behavior were studied in a popula...s: Forgiveness and vengefulness in the context of adolescent
religious and behavioral development: A twin study of genetic and social influence. Learning goals:...
Age, race and gender influence kids and teens beverage choices
...uals 1994-96, 98. Concerns about African-American adolescent
girls who drink little milk Acting Director and R...o milk. "It was surprising that African-American adolescent
girls drank so few beverages as a whole and so little milk in particular. This is a concern not onl...
Pregnant African American teens need more calcium for healthy fetal bone development
...n. The study is the first to examine the effect of adolescent
maternal nutrient intake on the development of fet...determine the long-term effect of nutrition during adolescent
pregnancy on adolescent
bone health, fetal femur development and bone density in the neonate at birt...
Teen girls with common hormonal disorder more concerned about fertility than peers
...ng to lead author Maria E. Trent, M.D., M.P.H., an adolescent
medicine specialist at the Johns Hopkins Children's Center, these findings support previous research from a similar population that showed that perception of illness has a critical impact on the quality of life of teens with PCOS. "Pediatricians must...
Study finds doctors fail to bridge confidential communication gap with teens
...gests that establishing written office policies on adolescent
confidentiality may ensure consistency within a pr...Our study also reinforces the need to provide both adolescent
medicine training in pediatric residency and continuing medical education to ensure that future pedi...
Two landmark fertility studies give hope to young male cancer patients
...y College Hospital, London, which has a specialist adolescent
cancer unit, and at the Middlesex Hospital, London... many clinics may have banked sperm for one or two adolescent
patients. The new findings should provide an impetus for the service to be offered. "We believe that...
Teen angst rooted in busy brain
... now scientists believe they have found a cause of adolescent
angst. Nerve activity in the teenaged brain is so intense they find it hard to process basic information, rendering them emotionally and socially inept. Robert McGivern and his team of neuroscientists at San Diego State University found that as chil...
Teen soft drink consumption often misstated
...far less than is reported. The USDA data show that adolescent
girls (12-19 years of age), consume an average of about one 12-ounce serving of carbonated soft drinks a day. Adolescent boys consume an average of 1.6 12-ounce servings of carbonated soft drinks a day. The relationship between food and beverage con...
Research links adolescent steroid use to reduction in serotonin, altered signaling
...chemistry and Behavior, documents the link between adolescent
anabolic steroid use and aggression and partly ass...d use through a series of experiments on groups of adolescent
male Syrian hamsters. During adolescence, this particular breed of hamster displays a natural form o...
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