Tag: "why" at medical news

A key to depression

...on in people, how drugs like Prozac relieve it and why the effect takes so long to kick in. Just over a ...ppocampus may be an important factor in explaining why people slump into depression and why they recover with SSRIs. It may also explain why Prozac takes s...

Medical scientists to begin clinical trials of promising cancer therapy

...be useful in treating non-solid tumors, and that's why we're doing this work." Other physicians participating in the clinical trial include Drs. Tom Shea, head of the transplant program, and Beverly Mitchell, chief of hematology/oncology and head of the experimental therapeutics program. "When talking ...

Hepatitis-related carcinoma predicted to impact U.S. soon

...zokami notes that this time difference may explain why the health impact ofHCV in Japan is higher than that in the U.S. But he warns that the incidence ofHCC in Japan increased in 1975, around three decades after the spread of the HCVinfection. "Projecting from these numbers," Mizokami concludes, "the ...

UK College of Medicine researchers develop novel technologies to study neural genes

...ene activity eventually will help in understanding why human brain cells, which share many properties with rodent brain cells, are resistant or vulnerable to disease. Department of Physiology The second UK research team is led by Timothy McClintock, Ph.D., associate professor, and Douglas McMahon, Ph....

Novel neurotransmitter overturns laws of biology, offers potential for stroke treatment

...m being active. Hopkins researchers aren't clear why nature would have such a bizarre and highly specific neurotransmitter as D-serine, but Snyder suggests it may be because having two neurotransmitters required to trigger the NMDA receptor may be a natural fail-safe mechanism, like having two keys to ...

Robotics go where no surgeon has gone before

...s more cost effective, there is very little reason why you would not want to use it whenever possible. It enhances a physician's dexterity," he says. "We had no robotic-related complications in any of the patients," says Damiano. "The procedures were done in a reasonable amount of time and all of th...

South Bronx adolescents don't feel safe at home

...oung women were asked in focus groups to speculate why there wasnt a difference. They felt that women may have become more aggressive in recent years. "We are stronger and don't take ---- from anyone," one young woman said, but as a result "we get in more trouble now." Intimate relationships also play ...

Seattle researchers uncover structure of blood-clotting protein involved in most common form of hemophilia

...o explains very specifically, at the atomic level, why factor VIII doesn't work in many people with hemophilia A," says Stoddard, a member of the Hutchinson Center's Basic Sciences Division and an affiliate associate professor of biochemistry at UW. Using a technique called X-ray crystallography - an ult...

Club drugs take center stage in new national education and prevention initiative by NIDA and national partners

... impact of club drugs on college students. That's why we're helping launch International Students in Action, a group committed to educating fellow students across the nation about the dangers of drug use, particularly club drug use," said Sue Rusche, executive director of National Families in Action. ...

Trauma patients need monitoring for infection risk

...urvive the first few days and this study points to why this is the case and what we can do to prevent it." All trauma patients admitted for more than 24 hours to the regional trauma unit of the Sunnybrook and Women's College Health Sciences Centre in 1996 were included in the study. Of the 563 patient...

Drug trends among American teens

...aders. "We do not have any ready explanation of why the use of marijuana and a number of other drugs seemed to level off in 1999," Johnston says, "but we think there is a fair chance that it simply reflects a pause in a longer-term decline." For the most part, beliefs about the dangers associated wit...

UM researchers discover 'key' to blood-brain barrier

...new little about how this barrier was regulated or why certain diseases are able to manipulate the barrier and infect the brain. Earlier research conducted at the University of Maryland School of Medicine found that two proteins, known as zonulin and zot, unlock the cell barrier in the intestine. The pr...

How long-term alcohol consumption can damage the immune system

...e damaging. In this study, we tried to understand why this axis becomes blunted, why its activity becomes diminished." "Eventually, if we understand the mechanisms," she said, "then ...

Black breast cancer patients given appropriate treatment do as well as whites, finds University of Pittsburgh researcher

... to assess the important public health question of why black women with breast cancer have a poorer survival rate than do white women."...

New web site provides access to information on sleep and sleep disorders

Ever wonder why you sleep, or why you don't do your best when you don't get enough sleep? Biomedical researchers have only recently b...

Coupling of brain proteins may prompt new treatments for schizophrenia, addiction

...elieve this study also provides some answers as to why there are many different types of receptors - like D1 and D5 - that until now appeared to carry out the same function. "The same protein that turns cells on in one part of the brain can have little or no effect on another part, depending on which rec...

Copper-lowering drug stabilizes advanced cancer in anti-angiogenesis trial

... and construction of blood vessels stops. That's why TM makes such a good choice, Brewer explains. It binds with copper and protein, making a stable compound that can't be used by tumor cells or any other part of the body. Taken at mealtime, TM prevents the body from processing and absorbing the copper...

Teasing out the early steps of neurodegeneration

...f the cell1s nucleus. And, we wanted to understand why Purkinje cells were most severely affected, even though ataxin-1 is present in all brain cells." To answer these questions, the researchers used a mouse model of SCA1 that mimicked the human disease. Like humans with SCA1, the mice were born with a...

UCSF study finds many areas in California have a dentist shortage

...deral andstate governments need to look closely at why shortages persist in these areas.Dentist shortages are of particular concern because they generally occur incommunities with vulnerable populations in greater need of dental care." According to the report, some of the Bay Area regions that have a den...

Researchers view gallstones forming: May lead to earlier diagnosis of digestive disease affecting 10% of Americans

...e Western world." "Our research aims to answer why and how gallstones form so that physicians can direct their efforts towards inhibiting the process at the onset through medication and dietary changes," said Dr. Yeshayahu Talmon of the Department of Chemical Engineering. Working with Dr. Fred Koniko...

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