Tag: "measure" at medical news

AIDS Treatments Seek To Eradicate Virus, Restore Immunity

...cher from the University of Alabama,Greenberg will measure the levels of virus that exists in the plasma, bloodcells, and tissue before and during the therapies. In addition to the SPIRAT grant, of which there are nine in the country,the Duke University Medical Center is the recipient of a number o...

Digital Speech Analysis Tests Sobriety

...iversity, as part oftheir ongoing study of ways to measure how alcohol consumption affectsspeech. The current project is sponsored by the Alcoholic BeverageMedical Research Foundation. Pisoni, director of Indiana's <AHREF="http://www.indiana.edu/~srlweb/">Speech Research Laboratory and a professor o...

KUMC Researchers Announce Breakthrough Method For Predicting Epileptic Seizures

...cord when a seizure occurs. EEGs are tools used to measure electrical activity within the brain. By using the algorithm, researchers can now predict when a seizure is imminent. "The algorithm measures brain activity and separates the signals into seizure and non-seizure components. This creates a rat...

Duke Study Uses Tiny Temperature Changes To Probe Water-Exclusion At Protein Binding Sites

...ductions using a supersensitive instrument thatcan measure 1 millionths of a degree temperature changes, prep...rocalorimeter," Toone andhis students were able to measure temperature differences as small as amillionth of a degree as protein binding sites bound ligands in...

Study Injects New Interest In How Vaccines Work

...ccelerator and a mass spectrometer to separate and measure the various components in a sample, is capable of obtaining accurate measurements of molecules that are present in minuscule proportions. "The technique is so sensitive, it can detect the equivalent of a single grain of sand in a football stadium fil...

New Ultrasound Technique Is Alternative To Cerebral Angiography

...und andduplex carotid ultrasound -- can accurately measure the degree of blockage in thecarotid arteries that serve the brain. Assessing the extent of blockage is an important step in decidingwhether an operation is needed to remove the blockage in those who are at riskof stroke, the leading cause of...

3D Ultrasound Gives Better View Of Brain's Arteries

... ease of obtaining images will helpresearchers who measure the volume of cerebral hemorrhages and then obtainfollow-up imaging to evaluate reduction. Thanks to 3D reconstructions, defraction artifacts and the approximatemeasurements they cause on 2D transcranial ultrasound will vanish, like an echofr...

Common Drug-Capsule Coating Not As Inert As Previously Thought

...ntShailesh Sheth used a surface-force apparatus to measure the molecular forcesbetween two membranes supporting PEG and the protein streptavidin. Theresearchers discovered that PEG can undergo attractive interactions withthe proteins that will result in the latter binding to the polymer surface. "Not only ...

Researchers Finding May Boost Effectiveness Of Anti-HIV Drugs

...nth the blood level. "The standard way to measure drug levels is in the blood, with the ideathat if ...d live on." Kim said he would next like to measure the levels of protease inhibitorsin the cerebral spinal fluid of patients to determine -- at least i...

Chemists Closing In On Commercial Potential Of Alkanes

...rganometallic complexes with ultraviolet light and measure the kinetics at room temperaturewith the compounds dissolved in a hydrocarbon solvent. Frei supplied a Fouriertransform infrared spectrometer (FTIR) that allowed the researchers to monitorthe carbon-hydrogen activation reaction in the nanosecond regi...

Researchers Study 'Natural' Screen For Cancer

...ces andonly partially comes out. We found a way to measure only the light which exits.In the same way, we can precisely measure the pigmentation of the skin and moreeasily diagnose the presence of melanoma." Rawicz says ...

Researchers Show That Stroke Awareness Programs Are Effective; Also Find That Women Are More Likely To Get The Message

...gram. Aftera year, the survey will be repeated to measure awareness of stroke and strokewarning signs. Co-authors include Edward W. Pegg III, M.D.; Keith A. Kattner, M.D.;Kundan L. Gupta, M.D.; Curtis J. Hayden, M.D.; and Herman J. Dick, M.D., CentralIllinois Neuroscience Foundation, Illinois Wesle...

Radon, Especially In Combination With Smoking, Contributes To Lung Cancer Deaths

...tinues to be monitored, and as studies are done to measure directly the effects of radon exposure in the general population. The study was funded by the Environmental Protection Agency. The National Research Council is the principal operating arm of the National Academy of Sciences and the Nati...

Penn Researchers Create Drug To Help Target Attack On Cancerous Tumors

...hin needle electrode is inserted into the tumor to measure the oxygen content. The needle electrode measures the amount of oxygen along the track of the needle. "Using the needle electrode is currently considered the standard method for measuring the tumor's oxygen content. However, by using EF5 with the nee...

"Powerful New Tool" For AIDS Is Reported In Science

...apeutic approach by allowing physicians to rapidly measure the efficacy of a drug or treatment modality in an... In addition, this technique allows researchers to measure the rate of change in new cell development, or the 'T cell kinetics'. "The difference between kineti...

Personality, Thought To Be Stable Over Time, Changes In Healthy People Who Take A Widely Used Anti-Depressant

...study scored lower onsurvey questionnaires used to measure hostility and exhibited more engaging andcooperati...sonality characteristics. Personality researchers measure differences in human personality by looking at ahandful of components, including shyness or gregario...

X-Rays: How Big A Risk To Kids? UF Researchers Seek Answers

...ithunanswered questions. The project will measure radiation doses and calculate risks from suchexams...tion of physical and computer models of childrento measure doses from different types of exams. With a block-shaped head and body, the physical model ...

Declining National Rates Of HIV-Related Deaths And Illnesses Due To Combination Antiretroviral Therapy With Protease Inhibitors

...andmode of HIV acquisition), and CD4 cell count (a measure of drugs' efficacy) atfirst study visit, as well as method of payment (i.e., private insurance,Medicare/Medicaid, self-pay and Ryan White Care Act prescription programs). Death rates and protease inhibitor prescription rateswere then analyzed by sour...

Clinical Pharmacists Improve Outcomes Of Heart Failure Patients

...id. "This is the first randomized trial to measure the effects of a clinicalpharmacist in the management of heart failure patients," said clinicalpharmacist Wendy Gattis, who has a doctorate in pharmacy. "These patients have achronic disease that can be managed with appropriate medications, such as A...

Successful Cancer Therapy May Doom Later Treatments To Failure

...f the National Academy ofSciences, is the first to measure the size of the pores that line the bloodvessels surrounding a variety of solid tumors. As solid tumors shrink, so do themicroscopic pores in the blood vessels surrounding the tumors -- so much so thatsome tumor-killing agents may no longer be able t...

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