AIDS Treatments Seek To Eradicate Virus, Restore Immunity
...at expressesan inert segment of HIV's genome. This exposed viral particle will bothstimulate the CTLs to rapidly multiply, as if expanding its troops, andwill also prime these CTLs to readily recognize the virus. Two to three weeks after their immune cells are extracted, the patientswill receive up...Maternal Exposure To Crack Cocaine Produces Stressed Newborns
...substance exposure in thewomb. "Newborns who were exposed to crack looked like normal babies but didn't actl... babies of 57 women. Twenty ofthe infants had been exposed to cocaine, alcohol, marijuana and cigarettes.Seventeen of the newborns had been exposed to alcohol ......,142 cells per mm3 in 168 control infants who were exposed to, though not infected with, HIV. The team found a similar distribution of CD8+ T cells among the three patient groups: 512 cells per mm3 among the HIV-infected infants with thymus defect profiles compared to 1,214 cells per mm3 among the HIV-infec...ACTG 315 Preliminary Results: Drug Cocktail Restores Partial Immune Function
...edHIV before) and more naïve cells (those not exposed to HIVor another antigen before), while naïve cells are primarilyresponsible for the rise in CD8+ T cells. Meanwhile, the percentageof activated CD4 and CD8 T cells fell, and average plasma levelsof TNF- (tumor necrosis factor alpha, a protein ...ACTG Protocol 185 Enrollment Halted
...Long-term follow-up is recommended for all infants exposed to antiretroviral treatments in utero or as newborns, and is being provided for infants born in Pediatric ACTG perinatal clinical trials through other protocols in the Pediatric ACTG. Because almost all HIV-infected women in the United States will be...Antimicrobial "Bug Spray" Found In Human Lung Cells
...ey Diseases and the Cystic Fibrosis Foundation, Ko exposed two batches of lung cells, one from a normal patient and one from a CF patient, to Pseudomonas aeruginosa , a bacterium that causes repeated lung infections in CF patients. The bacteria infected many CF cells while making little progress in the nor...Antioxidant-Enhancing Drug Partly Rescues Noise-Induced Hearing Loss
...to rescue the hearing loss of personsinadvertently exposed to large amounts of noise, such as those near anex...a control in a second group. The animals thenwere exposed to mid-frequency noise for four hours at levels high enough tocause temporary deafness. The loss of...Cancer Protection Compound Abundant In Broccoli Sprouts
...routs to groups of 20 femalerats for fivedays, and exposed them and a control group that had not received the extracts toa carcinogen,dimethylbenzanthracene. The rats that received the extracts developed fewertumors, and thosethat did get tumors had smaller growths that took longer to develop. In a pap...Radon, Especially In Combination With Smoking, Contributes To Lung Cancer Deaths
WASHINGTON, D.C. -- Smokers who are exposed to radon appear to be at even greater risk for lun...s data from 11 major studies of underground miners exposed to radon, and new epidemiological data on lung cancer in the general population. Based on these stu...Penn Researchers Create Drug To Help Target Attack On Cancerous Tumors
... portion of the tumor, removed at surgery, is then exposed to fluorescent monoclonal antibodies.* These antibodies fasten to the hypoxic regions in the tumor and highlight its oxygen content. Sydney Evans, VMD, Assistant Professor of Veterinary Medicine, has spent the last several years demonstrating...Airport Noise Can Seriously Affect The Health And Psychological Well-Being OfChildren
...tudies have been cross sectional, comparing people exposed to noise towell-matched controls who were not subj...hteen months after the airport opened,the children exposed to the chronic aircraft noise also reported a significantdecline in their quality of life. "Althoug...X-ray Microscope Designed To Study Jet Engine Components Now Probes Tooth Dentin
...liquidform, allowing the material to penetrate the exposed framework before hardening. The UCSF researchers study how quickly and efficiently different acids work inthe demineralization process and how various materials used to form bondswithstand the constant stress placed on teeth. AFM is unique in i...Most People Cant Identify Stroke Symptoms
...troke studies, the local population was frequently exposed to information aboutstroke warning signs, symptoms, and emergency treatment. Therefore, a study inCincinnati may underestimate the lack of knowledge about stroke in other citieswhere less stroke research has been conducted and publicized. The NINDS ...Prevalence Of Silicosis Studied In Surface Coal Miners
...hey blast and drill through this layer, miners are exposed torock dust before they get to the coal," says Stauffer. "Fortunately, most of theabnormalities detected on the chest x-rays were in the very early stages. But weare concerned about those surface miners who could face the risk of progressivedisease."...Nitrosamines Play Important Role In Cancer Linked To Smoking
... nitrosamine metabolite inthe urine of non-smokers exposed to environmental tobacco smoke specificallyimplicates tobacco as the source of this carcinogenic exposure, according toHecht. He maintains that this finding strengthens the argument that passivesmoking causes lung cancer. By developing the ways in w...Health Risk To "Cigarette Babies" Is Neglected, Duke Scientist Charges
...ies, and it will mean a new generation of children exposed tocigarette smoke. The impact on those countries' social structures and economiesis unfathomable. "It's one thing to have a large number of babies needing intensive carein the First World where we have the facilities and can afford it. But i...Research Explains Lithium's Dual Anti-Manic/Anti-Depressive Effect
...exposure to lithium, while control slices were not exposed to the drug. Theresearchers observed that lithium raised the glutamate level by slowing itsreuptake. The higher the lithium dose, the greater the inhibition, they found. To study the chronic effect of the lithium, the UW team administered it to live...Lack Of Data For New Heart Drugs Is Causing Concern
Trial And Error ONE of the researchers who exposed the dangers of using albumin in patientssuffering from serious burns or shock says new drugs for high blood pressureface unanswered questions regarding their safety. Two weeks ago, Ian Roberts of the Institute of Child Health in Londonand hi...Paying Attention To High Blood Pressure Programs A Good Investment In Reducing Stroke Risk
...muchmore than a minimally-integrated program. Men exposed to the more aggressiveprograms did a better job of controlling their blood pressure and, in turn, hadfewer strokes. Researchers compared the effectiveness of high blood pressure control programson 4,687 people in two rural towns in northeastern Japan......OCK 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 healthy cells,...