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lunedì 28 luglio 2014

Ceremonial PTSD therapies favored by Native American veterans

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Native American veterans battling Post Traumatic Stress Disorder find relief and healing through an alternative treatment called the Sweat Lodge ceremony offered at the Spokane Veterans Administration Hospital.In the Arizona desert, wounded warriors from the Hopi Nation can join in a ceremony called Wiping Away the Tears. The traditional cleansing ritual helps dispel a chronic “ghost sickness” that can haunt survivors of battle.These and other traditional healing therapies are the treatment of choice for many Native American veterans, — half of whom say usual PTSD treatments don’t work — according to a recent survey conducted at Washington State University. The findings will be presented at the American Psychological Association conference in Washington D.C. this August.The study is available online at https://www.surveymonkey.com/s/nativeveterans.Led by Greg Urquhart and Matthew Hale, both Native veterans and graduate students in the College of Education, the ongoing study examines the attitudes, perceptions, and beliefs of Native American veterans concerning PTSD and its various treatment options. Their goal is to give Native veterans a voice in shaping the types of therapies available in future programs.”Across the board, Native vets don’t feel represented. Their voices have been silenced and ignored for so long that they were happy to provide feedback on our survey,” said Hale.Historically, Native Americans have served in the military at higher rates than all other U.S. populations. Veterans are traditionally honored as warriors and esteemed in the tribal community.A 2012 report by the Department of Veterans Affairs showed that the percentage of Native veterans under age 65 outnumbers similar percentages for veterans of all other racial groups combined.The WSU survey provides a first-hand look at the veterans’ needs, but more importantly, reveals the unique preferences they have as Native American veterans, said Phyllis Erdman, executive associate dean for academic affairs at the college and mentor for the study.Cultural worldviewUrquhart said many Native veterans are reluctant to seek treatment for PTSD because typical western therapy options don’t represent the Native cultural worldview.”The traditional Native view of health and spirituality is intertwined,” he explained. “Spirit, mind, and body are all one — you can’t parcel one out from the other — so spirituality is a huge component of healing and one not often included in western medicine, although there have been a few studies on the positive effects of prayer.”For many years, the U.S. government banned Native religious ceremonies, which subsequently limited their use in PTSD programs, said Urquhart. …


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#Alzheimer, #American, #College, #Education, #Hospital, #Nation, #Native, #Veterans

domenica 27 luglio 2014

Epigenetic changes can drive cancer, study shows

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Cancer has long been thought to be primarily a genetic disease, but in recent decades scientists have come to believe that epigenetic changes — which don’t change the DNA sequence but how it is ‘read’ — also play a role in cancer. In particular DNA methylation, the addition of a methyl group (or molecule), is an epigenetic switch that can stably turn off genes, suggesting the potential to cause cancer just as a genetic mutation can. Until now, however, direct evidence that DNA methylation drives cancer formation was lacking.Researchers at the USDA/ARS Children’s Nutrition Research Center at Baylor College of Medicine and Texas Children’s Hospital have now created a mouse model providing the first in vivo evidence that epigenetic alterations alone can cause cancer. Their report appears in the Journal of Clinical Investigation.”We knew that epigenetic changes are associated with cancer, but didn’t know whether these were a cause or consequence of cancer. Developing this new approach for ‘epigenetic engineering’ allowed us to test whether DNA methylation changes alone can drive cancer,” said Dr. Lanlan Shen, associate professor of pediatrics at Baylor and senior author of the study.Shen and colleagues focused on p16, a gene that normally functions to prevent cancer but is commonly methylated in a broad spectrum of human cancers. They devised an approach to engineer DNA methylation specifically to the mouse p16 regulatory region (promoter). As intended, the engineered p16 promoter acted as a ‘methylation magnet’. As the mice reached adulthood, gradually increasing p16 methylation led to a higher incidence of spontaneous cancers, and reduced survival.”This is not only the first in vivo evidence that epigenetic alteration alone can cause cancer,” said Shen. “This also has profound implications for future studies, because epigenetic changes are potentially reversible. …


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#Alzheimer, #Baylor, #Cancer, #College, #Dna, #Gene, #Hospital, #Mouse, #Nutrition, #Study, #Texas

venerdì 21 febbraio 2014

Premature infants benefit from adult talk, study shows

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Research led by a team at Women & Infants Hospital of Rhode Island and The Warren Alpert Medical School of Brown University has been published in the February 10, 2014 online edition of Pediatrics, the official journal of the American Academy of Pediatrics.The research indicates that premature babies benefit from being exposed to adult talk as early as possible.The research, entitled “Adult Talk in the NICU (neonatal intensive care unit) with Preterm Infants and Developmental Outcomes,” was led by Betty Vohr, MD, director of Women & Infants’ Neonatal Follow-Up Program and professor of pediatrics, along with her colleagues Melinda Caskey, MD, neonatologist and assistant professor of pediatrics; Bonnie Stephens, MD, neonatologist, developmental and behavioral pediatrician, and assistant professor of pediatrics; and Richard Tucker, BA, senior research data analyst.The goal of the study was to test the association of the amount of talking that a baby was exposed to at what would have been 32 and 36 weeks gestation if a baby had been born full term, using the Bayley Scales of Infant and Toddler Development, 3rd Edition (Bayley — III) cognitive and language scores.It was hypothesized that preterm infants exposed to higher word counts would have higher cognitive and language scores at seven and 18 months corrected age.”Our earlier study identified that extremely premature infants vocalize (make sounds) eight weeks before their mother’s due date and vocalize more when their mothers are present in the NICU than when they are cared for by NICU staff,” explained Dr. Vohr.At 32 weeks and 36 weeks, staff recorded the NICU environment for 16 hours with a Language Environment Analysis (LENA) microprocessor. The adult word count, child vocalizations and “conversation turns” (words of mother or vocalizations of infant within five seconds) between mother and infant are recorded and analyzed by computer.”The follow-up of these infants has revealed that the adult word count to which infants are exposed in the NICU at 32 and 36 weeks predicts their language and cognitive scores at 18 months. Every increase by 100 adult words per hour during the 32 week LENA recording was associated with a two point increase in the language score at 18 months,” said Dr. Vohr.The results showed the hypothesis to be true. Dr. Vohr concluded, “Our study demonstrates the powerful impact of parents visiting and talking to their infants in the NICU on their developmental outcomes. Historically, very premature infants are at increased risk of language delay.The study now identifies an easy to implement and cost effective intervention — come talk and sing to your baby — to improve outcomes.”Story Source:The above story is based on materials provided by Women & Infants Hospital. Note: Materials may be edited for content and length.


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#Adult, #Agriculture, #Alternative-Medicine, #Analysis, #Hospital, #Infants, #Mother, #Professor, #Research, #Rhode, #University

giovedì 20 febbraio 2014

In-hospital formula use deters breastfeeding

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When mothers feed their newborns formula in the hospital, they are less likely to fully breastfeed their babies in the second month of life and more likely to quit breastfeeding early, even if they had hoped to breastfeed longer, UC Davis researchers have found.”We are a step closer to showing that giving formula in the hospital can cause problems by reducing how much women breastfeed later,” says Caroline Chantry, lead author and professor of clinical pediatrics at UC Davis Medical Center. “Despite being highly motivated to breastfeed their babies, in-hospital formula use limits this important practice. Given the benefits of breastfeeding for both mother and baby, this is a public health issue.”"In-Hospital Formula Use Shortens Breastfeeding Duration” was published online in The Journal of Pediatrics today. The study only included women who intended to exclusively breastfeed their babies for at least a week, meaning they did not plan to use formula in the hospital.While previous studies have examined the relationship between formula use and breastfeeding, some have questioned the results, wondering if mothers using formula were simply less committed to breastfeeding. To examine this objection, the UC Davis team surveyed expectant mothers to determine their intentions toward breastfeeding and then followed them closely after delivery to see how they fared.In the study, 210 babies were exclusively breastfed in the hospital (UC Davis Medical Center), while 183 received at least some formula. Over the next two months, breastfeeding dropped dramatically in the formula group. Between the first and second month, 68 percent of the babies receiving in-hospital formula were not fully breastfed, compared to 37 percent of babies who were exclusively breastfed in the hospital. After two months, 33 percent of the formula babies were not being breastfed at all. By contrast, only 10 percent of the hospital breastfed group had stopped breastfeeding.Perhaps most significant, in-hospital formula feeding dramatically reduced the likelihood of later fully breastfeeding as well as any breastfeeding, even after adjusting for the strength of the mothers’ intention to continue these practices. Early formula use nearly doubled the risk of formula use from the first to the second month and nearly tripled the risk of ending all breastfeeding by the end of the second month.The study also found that breastfeeding deterrence was dose dependent. …


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#Agriculture, #Alzheimer, #American, #Chantry, #Davis, #Health, #Hospital, #Mother, #Pediatrics, #Professor

giovedì 13 febbraio 2014

Well-child visits linked to more than 700,000 subsequent flu-like illnesses

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New research shows that well-child doctor appointments for annual exams and vaccinations are associated with an increased risk of flu-like illnesses in children and family members within two weeks of the visit. This risk translates to more than 700,000 potentially avoidable illnesses each year, costing more than $490 million annually. The study was published in the March issue of Infection Control and Hospital Epidemiology, the journal of the Society for Healthcare Epidemiology of America.”Well child visits are critically important. However, our results demonstrate that healthcare professionals should devote more attention to reducing the risk of spreading infections in waiting rooms and clinics. Infection control guidelines currently exist. To increase patient safety in outpatient settings, more attention should be paid to these guidelines by healthcare professionals, patients, and their families,” said Phil Polgreen, MD, MPH, lead author of the study.Researchers from the University of Iowa used data from the Agency for Healthcare Research and Quality’s (AHRQ) Medical Expenditure Panel Survey to examine the healthcare trends of 84,595 families collected from 1996-2008. Included in the analysis were demographic, office-based, emergency room, and outpatient cases records. After controlling for factors, such as the presence of other children, insurance, and demographics, the authors found that well-child visits for children younger than six years old increased the probability of a flu-like illness in these children or their families during the subsequent two weeks by 3.2 percentage points.This incremental risk could amount to more than 700,000 avoidable cases of flu-like illness each year and $492 million in direct and indirect costs, based on established estimates for outpatient influenza.In a commentary accompanying the study, Lisa Saiman, MD, notes, “The true cost of flu-like illnesses are much higher since only a fraction result in ambulatory visits and many more cases are likely to result in missed work or school days. Furthermore, these flu-like illness visits are associated with inappropriate antimicrobial use.”The authors stress the importance of infection prevention and control in ambulatory settings, suggesting pediatric clinics follow recommended guidelines that include improving environmental cleaning, cough etiquette, and hand hygiene compliance.”Even with interventions, such as the restricted use of communal toys or separate sick and well-child waiting areas, if hand-hygiene compliance is poor, and potentially infectious patients are not wearing masks, preventable infections will continue to occur,” said Polgreen.Story Source:The above story is based on materials provided by Society for Healthcare Epidemiology of America. Note: Materials may be edited for content and length.


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#Analysis, #Doctor, #Epidemiology, #Expenditure, #Hospital, #Iowa, #Medical, #Pregnancy, #University

mercoledì 12 febbraio 2014

Impact of repetitive heading in soccer needs more research, say experts

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Soccer is the most-popular and fastest-growing sport in the world and, like many contact sports, players are at risk of suffering concussions from collisions on the field.But researchers warned in a paper published today that not enough attention has been given to the unique aspect of soccer — the purposeful use of the head to control the ball — and the long-term consequences of repetitive heading.The literature review by Dr. Tom Schweizer, director of the Neuroscience Research Program of St. Michael’s Hospital, was published in the journal Brain Injury.More than 265 million people play soccer worldwide, including 27 million in North America. Due to the nature of the sport, players are particularly vulnerable to head and neck injuries. Most are caused by unintentional or unexpected contact, such as when a player collides with teammates, opponents or the playing surface.There is significant concern in the sporting and medical worlds about the potential long-term cognitive and behavioral consequences for athletes who suffer acute or repeat concussions or multiple “sub-concussive” head impacts — blows to the head not causing symptoms of concussions.”The practice of heading, which might occur thousands of times over a player’s career, carries unknown risks, but may uniquely contribute to cognitive decline or impairment in the short- or long-term,” said Dr. Schweizer, a neuroscientist. “Thus, soccer players present a unique opportunity to study whether cumulative sub-concussive impacts affect cognitive functioning, similar to that of concussions.”Examining research papers that studied the incidence of concussion in soccer, he found that concussions accounted for 5.8 per cent to 8.6 per cent of total injuries sustained during games. One study found that 62.7 per cent of varsity soccer players had suffered symptoms of a concussion during their playing careers, yet only 19.2 per cent realized it. Another found that 81.8 per cent of athletes who had suffered a concussion had experienced two or more and that players with a history of concussion had a 3.15 times greater odds of sustaining another one than those who had never had a concussion. One study found concussions sustained during soccer accounted for 15 per cent of the total number of concussions in all sports. …


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#Alternative-Medicine, #Alzheimer, #Hospital, #Journal, #Literature, #Michael, #Neuroscience, #Research, #Sport, #University, #World

Nanoparticles treat muscular dystrophy in mice

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Researchers at Washington University School of Medicine in St. Louis have demonstrated a new approach to treating muscular dystrophy. Mice with a form of this muscle-weakening disease showed improved strength and heart function when treated with nanoparticles loaded with rapamycin, an immunosuppressive drug recently found to improve recycling of cellular waste.The study appears online in The FASEB Journal.The investigators, including first author Kristin P. Bibee, MD, PhD, looked at a mouse model of Duchenne muscular dystrophy, the most severe inherited form of the disease. Duchenne exclusively affects boys who have to rely on wheelchairs by age 12 and die from heart or respiratory failure in their 20s.The faulty gene that causes the disease prevents the body from producing dystrophin, a protein crucial for maintaining muscle cell integrity and function. The new study demonstrated that mice with muscular dystrophy, in addition to missing dystrophin, also can’t recycle cellular waste, a process known as autophagy, or self-eating.”Autophagy plays a major role in disposing of cellular debris,” said senior author Samuel A. Wickline, MD, the James R. Hornsby Family Professor of Medicine. “If it doesn’t happen, you might say the cell chokes on its own refuse. In muscular dystrophy, defective autophagy is not necessarily a primary source of muscle weakness, but it clearly becomes a problem over time. …


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#Agriculture, #Cancer, #Hospital, #Journal, #Louis, #Medicine, #Nanoparticles, #Recycling, #Study, #Weihl