Tag: "cells" at medical news

Vaccine Against Melanoma Proves Successful For Patients With Disease Spread To Two Lymph Node Areas

... apatient's own cancer cells. Before injecting the cells into patients, the cellsare inactivated and treate...(DNP), whichchemically modifies them. The modified cells appear foreign enough to the body'simmune system for it to react against them. In the June 1...

NIAID Renews Funding For Multicenter AIDS Cohort Study

...ed once their CD4+ T-cell levels dropped below 200 cells percubic millimeter (mm3) of blood. This discover...receptors - the molecular handles on immune system cells towhich the virus attaches itself - make individuals resistant to HIV infection oraffect HIV disease...

Fetal Cell Therapy Benefits Some Parkinson's Patients

...ant group received injections ofdopamine-producing cells into the putamen, the area of the brain in whichpr...d Dr.Fischbach. Previous studies of fetal dopamine cells for Parkinson's disease in the 1980sand 1990s showed what sometimes appeared to be remarkable benefi...

Bone Marrow With Organ Transplants Reduces Rejection Of Transplanted Organs, Reports University Of Pittsburgh

...transplantation. Researchers also found recipient cells continuing to coexist with donor cells within transplantedorgans. Such an observation provided confirmation that in organtransplantation, ...

Cedars-Sinai Medical Center Researcher To Present Five Scientific Sessions At 51st Annual Meeting Of American Academy Of Neurology

..., they have identified basic mechanisms withinSCA2 cells that differ from those in the other genes associated withneurodegenerative diseases. Before the discovery of SCA2 and the other altered genes, clinical historieswere the only way to diagnose ADCAs. Now, accurate diagnosis available throughgenetic tes...

Bone Marrow With Heart And Lung Transplants Reduces Rejection Of Transplanted Organs, Reports University Of Pittsburgh

...cell composition containsfewer donor immune system cells that serve as natural defenses against an attackby...who received the extra boost of donor immunesystem cells indicate the procedure is safe and augments the cellularenvironment we believe is necessary for long...

Repeated Exposure To Cocaine Alters Brain Structure

...duce long-lasting changes in the structure ofnerve cells in certain areas of the brain, according to new da...ly packed dendrites, the branched portions ofnerve cells that receive the majority of signals from other neurons. Suchstructural changes probably enhance syn...

Misdiagnosis Looms As Demand Increases For New Breast Cancer Biopsy

...some of the first lymph nodes into which cancerous cells from thebreast might drain - is as effective for determining the spread of disease astotally removing all the lymph nodes under the arm. That journal report and subsequent media coverage helped trigger anongoing demand for sentinel lymph node ...

New Vaccine Provides Protection From HIV In Monkeys

...d lymph systems, before they can invade individual cells inthe body. The second line of defense is cellula...r immunity, where T lymphocytesrecognize when host cells have become infected and destroy them. T cells do notsecrete antibodies; they must come near or act...

'Silent' HIV Infection Lasts A Lifetime

... the DNA of dormant, orresting, T cells. While the cells are in their resting phase, the HIV genesinside th...witched off a silent infection. When the dormant cells arereactivated, say by a simple infection like the flu, the HIV genes reemerge,co-opting the cell ma...

UCSF-Harvard Team Reports Encouraging Results In Drug Study Of Mice With Cancer

...cells. (There is a three to fourweek period before cells expressing an oncogene develop the capability to f...asive, or malignant, properties.) The premalignant cells in the model were observable, therefore, before they hadundergone the "angiogenic switch," the point...

New Clinical Data Indicates LEUKINE Maintains Viral Suppression And Extends Duration Of Antiretroviral Therapy Utility In People With AIDS

...earch has shown that LEUKINEprotects immune system cells from HIV by blocking the virus from enteringuninfected cells. Previous clinical research has extended this observation andshown that LEUKINE can reduce viral load in combination with mono or dualnucleoside analog therapy and can reduce viral resista...

UI Study Suggests Promising Treatment For Diabetic Pregnancies

...ansplant ofspecially encapsulated pancreatic islet cells can control a woman's diabetesduring pregnancy. Pancreatic islet cells produce insulin, a hormone that becomesdeficient in people with diabetes. The UI researchers have al...

Essential 'Allergy Feedback Loop' Discovered By Hopkins

...found the number of IgE receptors oncertain immune cells plummeted alongside the drop in IgE, like two rock... IgE bounce back to pretreatmentlevels, but immune cells sprouted new receptors, increasing from just a fewthousand per cell to pretreatment levels of 200,00...

Newly Updated HIV Treatment Guidelines For Adults And Adolescents Available On The World Wide Web

...a protease inhibitordrug with AZT and 3TC. CD4+ T cells are the crucial immune system cellsdepleted during the course of HIV disease. The Panel notes that the potential advantages of the abacavir+AZT+3TC regimeninclude ease of administration (two pills twice daily), and the opportunity tosave other classe...

Do Neurons Learn By Growing Thorns? Emergence Of Dendritic Spines Is Associated With Long-Term Synaptic Plasticity

...r the first time made it possibleto observe single cells in living tissue for extended periods of time with highspatial resolution. Earlier studies had also already looked for changes in spinemorphology, but it was the literal search for the needle in the haystack sincethe researchers did not precisely kno...

Study Shows Dermatologists Are Best At Removing Skin Cancers

...1,200, and completely removed all traces of cancer cells in 93 percent of thecases. Plastic surgeons accounted for 239 cases and had a success rate of 62percent. General surgeons treated 55 cases and had a success rate of 71 percent,and otolaryngologists treated 46 cases and had a 46 percent success rate. ...

From Cow Brains To Surgical Scrubs: Selected Students Will Get A Close-Up Look At Neurosurgery At 'Brainworks'

...nstations. At one, for instance, they'll see brain cells through a microscope. Atanother, they'll learn about the brain through interactive computer programs. They'll see actual surgical instruments and learn how they work. They'll meetmembers of the institute's staff and have a chance to ask questions ab...

Biochemical Marker Targets Brain Injury Leading To Movement Problems After Stroke

...that these findings suggest that the injured brain cells within theinternal capsule could be targeted by ne...nisteredpromptly, these agents could protect brain cells from irreversible injury causedby the loss of oxygen and other vital nutrients, thus halting further...

Clogged Neck Artery May Warn Of Heart Attack As Well As Stroke

...osis -- accumulations offat, cholesterol and other cells in the blood vessels of the heart. If theseaccumulations, known as plaque, rupture, a heart attack may result. Previous studies have reported that individuals with atherosclerosis in theircarotid arteries are likely to have coronary heart disease. ...

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