Tag: "cells" at medical news
USC/Norris Study Finds No Benefit Of Finasteride In Preventing Prostate Cancer In Men At Elevated Risk
... cancer. PSA is a protein producedonly by prostate cells
that doctors use as a broad, though fallible, screen forprostate cancer. Because all of the men in this study had elevated PSA levels,they were considered to have a higher risk of developing prostate cancer thanmen with normal PSA levels. Half of t...
Controlling Collagen Levels May Be Key To Fighting Organ Failure Caused By High
... blood pressure increases. As fibrosis progresses, cells
in the heart and vessels are encased in a"cement-l...y animals. They arelike the enlarged heart muscle cells
caused by high blood pressure, who aretrapped in tar, not unlike fibrous tissue," says Karl T. Weber...
Novel Therapy To Treat Lung Cancer Patients Enrolling Patients At UCSF Cancer
...eases (MMPs), that breaks downthe material between cells
to make room for new cellular growth. There is g...lignant tumor. Metastasis is the spread of tumor cells
to distant locations in the body. MMPsloosen the tissue structures, permitting cancer cells
Cereal Lessens Colon Cancer Risk
...0 percent reduction in the number ofaberrant crypt cells
in the colons of laboratory rats fed a controlled diet ofextrusion-processed wheat bran, according to principal investigators WallaceYokoyama, Ph.D., of the USDA's Western Regional Research Center in Albany,Calif., and Paul Davis, Ph.D., Division of ...
Tiny Pellets Could Deliver Alzheimer's Drugs
...ents were found to have a pronounced loss of nerve cells
in the forebrain. These cells, it was discovered, ...very system by transplanting dying forebrain nerve cells
from one rat brain to another, and placing the polymer capsule next to the cells. Because rats do no...
Unsticking The "Glue" In Blood Cells Could Save Lives
... and Help SpreadCancer Platelets, the blood cells
that help a cut finger stop bleeding, can alsotake...tached to the microscope lets him record and study cells
that are moving asthey would throughblood vessels. With this equipment, he has begun testing medicat...
Cedars-Sinai Medical News Tips
...ANE BLOCK BREAST CANCER CELL GROWTH Breast cancer cells
exposed to a diabetes drug (Troglitazone) and theVitamin A compound Accutane stopped multiplying and died on cue inlaboratory and animal studies conducted at Cedars-Sinai Medical Center. Thedrug combination appears to have no adverse effect on health...
The Problem With Fen-Phen
...e blood," Wurtman said. Serotonin in brain cells
is involved in transmitting nerve impulses, andthe...ect. The serotonin in blood plasma,made by special cells
in the intestines, is the only source of serotonin for theplatelets, which release the chemical when...
University of Kentucky Markey Cancer Center Researchers Awarded Grant To Fight Leukemia Recurrence
...cer recurrence remains a long-termproblem. Cancer cells
often travel throughout the body, thus, some malig...t other cancer types, immunotherapy targets immune cells
to attack adisease. "We're going to educate the immune system in the lab," Jordan said. "We'veinven...
Alzheimers Disease Could Soon Be Treated With Nose Drops
...to cross the blood-brain barrier, thetightly woven cells
in the blood vessels in and around the brain that ...ork, and procedures such as grafting NGF-producing cells
directly into thebrain are expensive and risky. But William Frey, a neuroscientist at the Al...
Study Shows Potential For Quelling AIDS Nerve Pain
...in certain nerve cells. It also prods those nerve cells
to grow and to communicate with other cells. In the study, presented at this year's International AIDS Conference inGeneva, the patients got injections of either a moderate dose of lab-createdNGF, a higher dose or a placebo. Throughout the 1...
Magnetic Hearing Aid Could Open New "Window" For Hearing Impaired
... a snail shell, and stimulate itsthousands of hair cells
used in normal hearing. The new device is the first touse an electromagnet to stimulate the inner ear via the round window. A major feature of Spindel's approach is that the device doesn't obstruct thenormal hearing process. "Leaving the middle ear...
DNA-Based Cancer Vaccine Shows Promise To Successfully Treat Melanoma In Mice
...nto producing a powerful immune attack. The immune cells
attacked both the melanoma cells
and the pigment cells
in theskin of the mice, which share a protein called gp75 that is not found in...
Better Survival For Women With Breast Cancer -New Evidence On Chemotherapy
... 60s. Even after successful surgery, breast cancer cells
may remain undetected in thebody. There are two m...ay is to use a cocktail of drugsto kill the cancer cells
("chemotherapy"). In the largest ever randomised study of chemotherapy for cancer, an international ...
UCSF AIDS Expert Warns Against Early Treatment For HIV Infection
...nly be made if one hadassurances that all infected cells
had been eliminated--now an unlikelyevent--or the ...rovide an interval of several years in whichimmune cells
can control the virus and selection of resistant mutants can beavoided. In presenting his case, Levy...
UCSF Study In Rats Suggests Synthetic Drug Mimicking Marijuana Might Be Used To
...ffect of cannabinoids on the activity of the brain cells
calledneurons in the RVM. Using a method called electrophysiology, which measures theelectrical impulses of neurons, the researchers were able to detect the activityof single neurons in the RVM after several different drug treatments. The researcher...
Neurotransmission Machinery Visualized For The First Time
The classic image of communication between brain cells
shows a neurotransmittercrossing the synapse and binding to receptors on the surface of a neighboringneuron. Yet, scientists have had only a murky picture of the events within thesecreting neuron that trigger the release of neurotransmitters. Now, a ...
Treatment For Cancer May No Longer Be As Grim As The Disease
...equency ablation. It involves heating the diseased cells
with a fineelectrode, and is similar to the tradit...er heats food.It takes ten minutes to kill all the cells
in a region measuring 3 to 5centimetres across. The technique can be used to destroy up to five live...
University Of Florida Researchers Hope To Ease Asthma Pains And Provide A Sigh Of Relief
...a drug binds to, and activates its receptor in the cells
lining theairways of the lungs. "Our research methods allow us to investigate how the drug interactswiththe receptor in the cell and to synthesize new compounds in which theseinteractions are refined," said Nigel Richards, UF chemistry profess...
BioNumerik Reports The Supercomputer Supported Discovery Of New, Non-Toxic Chemotherapy Protecting Agent
...he plasma, yet can undergoconversion inside normal cells
to form a highly reactive compound that canselectively reduce platinum toxicity. These new compounds were developed basedupon a series of supercomputer simulations developed at BioNumerik that involvenew quantum mechanical methods capable of calcula...
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