Tag: "function" at medical news

Nature's Hardest Puzzle

... a very specializedfunction," says Fincham. "That function is to spontaneously self-assemble intoa matrix with nanospheres -- a matrix that controls the microarchitecture of thedeveloping enamel, both the three-dimensional spacing between the initialmineral crystals and the later crystal growth." Currently, ...

Hopkins Researchers Develop New Therapy For Autoimmune Disorders Such As Rheumatoid Arthritis And Lupus

...o re-learn. The immune system that returns should function normally,"says Jones. While the researchers are optimistic about these results, they caution thatadditionalresearch and a larger number of patients are necessary to confirm thesefindings. They are nowexpanding the study to include additional pa...

Study Offers Hope For Immune Reconstitution After HIV Infection

...crease in TRECs. "Our findings suggest that thymic function is suppressed in HIV-infectedindividuals and can b... Dr. Koup. "Therapies that directly improve thymic function may increase the rate of immunereconstitution after HAART." The study's project officer, Patricia D'...

Thymus May Hold Clue To Rebuilding Immune System After HIV

...iscovery of a marker that allows tracking ofthymus function also shows how the adult immune system might repair itself afterbeing damaged by human immunodeficiency virus (HIV), UT Southwestern MedicalCenter at Dallas scientists reported in today's issue of Nature. The research shows that the thymus makes new...

Views Of Tamoxifen And Synthetic Estrogen In Action Provide Clues For Designing Better Drugs

...eptor modulators(SERMs), are a class of drugs that function like estrogen in some tissues butblock estrogen's ...proteins. The structures and their molecular-level function were determined using X-ray crystallography in Agard'slaboratory. Funding for the study was provided...

Fred Hutchinson Cancer Research Center And Targeted Genetics Corp. Publish Data On Adoptive Immunotherapy For HIV

... billion in culture and still retain theability to function and home normally in the body. The results are en...tivity." Cytotoxic, or killer, T cells (CTLs) that function to eliminate virally infectedor malignant cells are part of the normal, healthy immune system. For ...

Vanderbilt Cancer Center Discovery May Help Overcome Resistance To Anti-Breast Cancer Drug

...with cancer, so we believe that, in some cases, NK function may bedown-regulated by something that the tumor produces," he said. "There are ways to boost NK activity, so perhaps we can use those to increasethe response to tamoxifen." The work was supported by the National Cancer Institute and the Susan G. Ko...

Visual Environment Can Affect Even Healthy Eyes --- Nature Works With Nuture For Good Vision

...low down the inevitable progression of myopia as a function of age." For instance, a child who is myopic at age 7 is even more so at 20. If eyecare providers could know at 4 years of age that the child is going to be myopic at 7, they could impose some form of external correction to manipulate growth so th...

New Theory May Explain Ritalin Action In Hyperactivity

...avior. "We've always thought of ADHD as a function of too much activity in thebrain, and it is," said Gainetdinov. "But it also appears to be a function ofthe brain's failure to inhibit impulses and thoughts that we all have, but whichwe are typically a...

Halmstad Prize Honors 3 Actuarial Researchers For Annuity Study; Biomedical Mathematical Function Used

... value. Theinnovative research used a mathematical function that has more recently beenapplied in biomedical research. Using a specific type of this function with aspecific set of data, researchers found annuity values declined about 5 percent. The ...

Hunter College Biologist Marie Filbin Identifies Mechanism That Blocks All Inhibitors Of Nerve Regeneration; Breakthrough Reported In Neuron Magazine

...s. Filbin has found a way to block the inhibiting function of the molecule MAG(myelin-associated glycoprotein) and all other inhibitors present in themyelin sheath that prevent the spinal cord from regenerating after injury.Her findings are reported in the January issue of Neuron magazine,published on Januar...

Ablatherm: An Ultrasound Device For Prostate Cancer Therapy

...incontinence is low (18%), andthe impact on sexual function is not yet known. It's too early to say how useful this device will be in the treatment oflocalized prostate cancer. Only 13 patients have more than three years'follow-up since treatment, and the promising initial results must be confirmedin trials w...

Scientists Link Body Weight Regulation And Immune System Control

...guing question of basic biology. "Why shouldimmune function be connected to regulation of body weight?" asks Barsh. Thatremains an open question, but the new research may hold some long-term prospectsfor the treatment of obesity. "This will obviously require further study, butone might imagine that a subclass...

Possible Mechanism For Estrogen Memory Enhancement Found

...that estrogen has effects on learning andcognitive function that go far beyond the hormone's reproductive role," Dr.Henderson says. The estrogen study was published in the February issue of the Journal ofNeurophysiology. Funded by grants from the National Institutes of Health, theNational Institute on Aging a...

Research Links Healthy Biological Clock To Longevity

...odification might achieve similar results. "If the function of the clock can be mimicked by a structured lifestyle, such asmore light during the day and darkness at night, then this will work in the samedirection as the transplant works in hamsters," he says. Ralph collaborated with Mark Hurd of the Universi...

Researchers Uncover Clues About Gateway To The Brain

...sequester it within the choroid plexus, whose main function is toselectively pull substances out of nearby blo...mpanies have primarily tested drugs that block Pgp function as treatments forcancers in the brain and elsewhere. "We don't know what might happen if youinhibit ...

New Book Says Cross-Train Your Brain To Increase Mental Function

...something bad." When we "starve" our senses, brain function degrades, Katzsaid. "We believe that people use the same senses in modern life over and overagain, so that they end up using lots of visual and auditory associations. Butby bringing the other possible associated sensory pathways on line, you ...

Trial Begins For First Artificial Liver Device Using Human Cells

...about exposing patients to animal cells, which may function slightlydifferently and could harbor infectious ag... pig-livercells can reduce those risks and perhaps function more like a normal humanorgan." A second advantage is that this device can be used continuously by c...

NICHD-Funded Researchers Show Estrogen Effects On Brain After Menopause

... The researchers tested the types of memory function called uponfrequently during any given day. To as... to understand the effects of estrogenon cognitive function in postmenopausal women," the researchers wrote....

Causes, Prevention Of Dwarfism Are Goals Of International Skeletal Dysplasia Registry At Cedars-Sinai Medical Center

...ion to archiving specimens for research, a primary function of theregistry to provide definitive diagnoses. The registry can be reached at 310-423-9915 ; information is also available on the registry's website: www.csmc.edu/genetics/skeldys ....

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