Tag: "light" at medical news
Hopkins' young researchers honored for their contributions
....D. Hattar's research focused on understanding how light
regulates the mammalian internal clock. Hattar unc...nearly 150 years were thought to be the eye's only light
detecting cells. In a complex series of experiments with knock-out mice, Hattar discovered that reti...
Breast cancer patients with BRCA 1/2 mutations twice as likely to choose double mastectomy
...al for this population of patients," she added. In light
of the study's findings, Daly discussed the feasibility of providing genetic counseling and testing to patients, noting the financial and institutional barriers that may limit its widespread availability. Despite increased access to genetic testing i...
Number of breaths given during CPR may be linked to survival
...e solution might be to use a system that flashes a light
every five seconds to let a rescuer know when to deliver another breath of oxygen. During CPR, the chest is compressed, which increases pressure inside it and forces blood out of the heart and into the rest of the body. On the upstroke, the chest ex...
Chemists seek light-activated glue for vascular repair
...ture and characteristics of the novel polymer, how light
causes it to change shape and function, and what the researchers have determined about the properties of several compounds that are candidates for a material that could make laser assisted vascular repair possible. Karikari, a Packard Fellow, is a g...
Invisible light and special goggles may improve brain tumor surgery
... "night vision" goggles and beams of near infrared light
may be able to detect tiny tumors and areas of can... by a CCD camera. The tumors shone with a brighter light
than the normal brain tissue around them, says Ke. The study is an important proof-of-principle that...
Moderate amounts of alcohol may help prevent death from CVD in men with hypertension
...D mortality. "In summary, this study suggests that light
to moderate alcohol consumption among men with hyp...iovascular mortality," the researchers write. "In light
of major clinical and public health problems associated with heavy drinking, recommendations regardi...
Optical glucose sensor holds promise for diabetics and intensive care patients
...group attached). The fluorescence is stimulated by light
from an LED and can be easily measured because it occurs at a distinct wavelength from the LED light. "This technology satisfies all of the requirements for a working optical glucose sensor--it operates in the physiological pH range in blood or water...
HPV in skin of psoriasis patients treated with medication and UV light therapy
...h a combination of drug (psoralen) and ultraviolet light
therapy have an increased prevalence of human papi...soriasis with the drug psorlaen plus ultraviolet A light
therapy (PUVA) has been linked with an increased risk for developing skin cancer, but the exact caus...
Light to moderate drinking during pregnancy may lead to learning and memory deficits in adolescents
... the developing child. New research indicates that light
to moderate drinking may also interfere with learn...ical & Experimental Research has found that even light
to moderate drinking during pregnancy may interfere with learning and memory during adolescence. ...
The hidden health trauma of child soldiers
...ct. The authors conclude that their findings 'shed light
on the nature of severe trauma experienced by this group of children, and show a high rate of post-traumatic stress reactions.' This week's Lancet editorial (p 831) is critical of the United Nations Security Council for not taking strong enough actio...
New policy stops transplant heart gaming put potential still exists
...n is intense may also be necessary particularly in light
of recent lawsuits alleging gaming in liver transplant centers."...
Why don't heart patients take their medicine? Study finds forgetfulness at the top of the list
...rsity of Michigan Cardiovascular Center sheds some light
on this problem by looking at reasons why heart attack and angina patients don't take four key drugs known to cut their symptoms and risk of death. The study, presented today at the Annual Scientific Session of the American College of Cardiology, f...
Ovarian tissue storage and later transplant shows promise for women infertile from cancer therapy
...for certain cancer cases are not without risk: "In light
of the current uncertainty about the effectiveness and safety of ovarian cryostorage and grafting, the whole procedure should still be presented as experimental to patients. Only a small part of the ovarian graft can be screened with sensitive techni...
Coronary aneurysms are independent predictor of mortality, should be aggressively monitored
...ctor of Preventive Cardiology at Emory, adds. "In light
of these findings, we believe all patients with angiographic evidence of coronary aneurysms should receive aggressive modification of coronary risk factors -- whether or not serious coronary disease is present. This research shows that clinicians sh...
Off-label use of migraine drug gives children relief, study says
...aines, such as nausea, vomiting and sensitivity to light
and sound, which are usually caused by blood vessel constriction. Sumatriptan and related drugs stop pain by restoring the nervous system's ability to block pain impulses and help constrict blood vessels. And the triptans also help dilate the constri...
New breast pap smear detects early cellular changes; May prevent onset of breast cancer
...ldt describes methylation as like putting gum on a light
switch. The light
isn't broken, but it can't be switched on. When RAR beta isn't turned on, it can't signal two other ...
Light-sensitive gloves reduce risk of germ transfer
...sable glove emits chlorine dioxide when exposed to light
or moisture, killing potentially harmful microbes and making it ideal for use among health care and food workers, according to a study in the March 15 issue of Clinical Infectious Diseases, now available online. The vinyl or polyethylene gloves conta...
Northwestern Memorial researchers study role of botanicals in management of menopausal symptoms
...edicine. "This study is particularly important in light
of the recent confusion surrounding the use of HRT. Many women are asking about alternatives and we need to be able to provide a solid, evidence-based response." Because these products are considered food supplements, they are not regulated by ...
Activism prompts teen smokers to cut back on cigarettes, Stanford study finds
...smokers (never or former smokers), 40 percent were light
smokers (less than a pack a week) and 25 percent were regular smokers (a pack or more a week). Students breathed into a carbon-monoxide monitor to confirm their reported level of smoking. At the end of the semesters and again six months later, they w...
Research news from Tufts University, Friedman School of Nutrition Science and Policy: March 2004
...cal factors that come into play that may shed some light
on the breakfast phenomenon. One possibility is that the body is set to certain rhythms that cause people to eat more frequently later in the day. But eating more calories earlier can have a big impact on balancing energy needs later. According to Li...
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