TB & Outbreaks Week articles from May 2004

TB & Outbreaks Week archives from May 2004

Novel sesquiterpene lactones show promise as antimalarial agents.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A series of novel lactones with potent antimalarial activity have been developed. According to researchers in Germany, "[f]our sesquiterpene lactones of the pseudo-guaianolide type (helenalin,...

Pyrrole BM212 derivatives have improved antimycobacterial activity.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Pyrrole BM212 derivatives have demonstrated improved antimycobacterial activity over their parent compound. In a recent study, researchers in Italy "identified BM212 as a lead compound among a...

Real-time PCR assay effective for Listeria detection in food samples.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Real-time polymerase chain reaction (PCR) analysis provides accurate measures of Listeria contamination in food. In a recent study, researchers in Spain "developed and assessed real-time PCR...

Meningococcal disease outbreaks in structured populations predicted.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Scientists have developed a method to predict meningococcal disease outbreaks in structured populations. According to published research from Finland, "Rational decision making on whether some form...

Real-time smallpox and pan-orthopox virus detection methods developed.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Researchers have developed methods for smallpox and pan-orthopox virus detection by real-time 3'-minor groove binder TaqMan assays on the Roche LightCycler and the cepheid smart cycler platforms. ...

Plasmodium falciparum drug resistance in India determined.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The prevalence and patterns of Plasmodium falciparum drug resistance in India have been characterized. In a recent study, the P. falciparum "chloroquine resistance transporter (Pfcrt) K76T mutation...

Bird flu now affecting 25 farms in British Columbia.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The number of farms infected with bird flu inside British Columbia's Fraser Valley high-risk area has increased to 25, officials said April 12, 2004. The increase, with three new infected sites...

Bird flu outbreaks create concern about human infection.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The occurrence of avian influenza in humans is a reminder of the vulnerability of people to an emerging pandemic, Mayo Clinic researchers warn. Mayo Clinic researchers reviewed the latest outbreak...

"Crystal engineering" helps scientists solve 3-D protein structures.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A new technique for engineering protein crystals is helping scientists figure out the three-dimensional structures of some important biological molecules, including a key plague protein whose structure...

CDC cautions against adoptions from Chinese agency.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Federal health officials recommended April 16, 2004, that prospective parents avoid adopting children from a Chinese agency where a measles outbreak has been reported. The Centers for Disease...

Plasmodium vivax vivapains characterized.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The structural and functional properties of vivapains - putative enzymatic targets for antimalarial agents - have been elucidated. "Cysteine proteases play important roles in the life cycles of...

Novel assay provides improved measure of plasmodial Plm II activity.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A novel assay provides an improved measure of a key plasmodial enzyme. "The emergence and worldwide spreading of Plasmodium falciparum strains that have shown to be resistant to traditional drugs...

Novel ribonuclease has antimicrobial and antiproliferative activities.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A novel ribonuclease derived from an edible mushroom has demonstrated antimicrobial, antifungal and antitumor activities. In a recent study from China, a "12 kDa ribonuclease preferential for poly...

Novel molecular assays detect mycobacteria, pseudomonads in metalworking fluids.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A pair of novel molecular assays provide accurate measurements of mycobacteria and pseudomonad pathogens in metalworking fluids (MWF). According to recent research from the United States,...

Polluted water linked to health problems among surfers.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Discharging untreated urban runoff onto public beaches can pose health risks, according to a study of hundreds of surfers at two California beaches. Researchers from the University of California...

Multilocus sequence Staphylococcus epidermidis typing effective.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Multilocus sequence typing (MLST) can facilitate the epidemiological study of Staphylococcus epidermidis. S. epidermidis is a significant cause of nosocomial disease," scientists in New Jersey...

Fermented liquid feed reduces inter-chicken Salmonella transmission.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Fermented liquid feed (FLF) reduces, but does not prevent, Salmonella transmission between poultry chickens. "In the light of food safety and the control of Salmonella at chicken farms," the...

New drug-resistant strain of Salmonella identified.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Researchers from Taiwan report the identification of a new form of drug-resistant Salmonella bacterium. Salmonella enterica serotype choleraesuis usually causes infections that require...

Pneumocystis carinii p55 variants identified.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Polymorphism in the Pneumocystis carinii p55 antigen has been described. In a recent study from Maryland, "[v]ariants of the p55 gene in rat-derived" P. carinii were identified, and "its...

Dapsone-induced hypersensitivity pneumonitis can mimic PCP.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Hypersensitivity pneumonitis triggered by dapsone exposure can emulate PCP in HIV/AIDS patients. "Interstitial pneumonitis, often related to infectious etiologies, occurs commonly in HIV-infected...

Essential eukaryotic core identified from P. carinii.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Genetic data from Pneumocystis carinii has been used to elucidate the essential eukaryotic core. According to researchers in the United States, P. carinii, an "AIDS-related fungal pathogen," is...

Visceral leishmaniasis relapse common during ineffective HAART.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Relapse of visceral leishmaniasis (VL) is common in HIV patients with a weak response to HAART. According to recent research from Spain, there are "contradictory data about whether highly active...

Mycobacteremia among HIV patients in Sao Paulo examined.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The rate of mycobacterial infections - including tuberculosis - among HIV patients in Sao Paulo has been characterized. "From July 1995 to August 1998, mycobacterial blood cultures were obtained...

More hospitals offering private rooms and reducing nosocomial infection.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A day after suffering a heart attack, Bob McAuliffe was resting comfortably in Bronson Methodist Hospital, one of a growing number of new or renovated hospitals in Michigan and throughout the United...

Mast cells have protective role during urinary bladder infections.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Surprisingly, mast cells have protective activity during urinary bladder infections. "Bacterial infections of the urinary bladder are very common, and the role of mast cells in these infections is...

Listeria-induced encephalitis can mimic West Nile encephalitis.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Encephalitis caused by Listeria infection can emulate that caused by the West Nile virus. Physicians in New York described the "case of a 50-year-old man who presented to Winthrop University...

HHMI commits more than $30 million to help reverse brain drain.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The Howard Hughes Medical Institute (HHMI) is stepping up its commitment to fostering international biomedical research with two new competitions for more than $30 million in research grants to...

South Korea Salmonella enterica outbreak linked to infant formula.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A Salmonella enterica outbreak in South Korea has been linked to infant formula consumption. "Epidemiologic studies were conducted on 31 cases of Salmonella group E infection detected in 2000...

Veterinarians increasingly on front lines in identifying diseases in humans.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- When disease detectives track the source of a new outbreak, they increasingly have to look no further than the usual suspects: animals. That's because about 75% of all new diseases - including those...

CDC: Flu season fairly typical, despite severe start in the West.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The flu season turned out to be fairly typical, despite an alarmingly severe start that killed dozens of children and flooded emergency rooms with sick kids, primarily in the West, the U.S. government...

Time with patients, staff support boost flu shot rates.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Even when doctors have standing orders to give flu shots to older patients, they don't do it often enough because of lack of time or adequate staff support, a recent study has found. The...

Genes from 1918 pandemic influenza virus used to test pathogenicity.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Scientists have investigated the pathogenicity and immunogenicity of influenza viruses with genes from the 1918 pandemic virus. According to a study from the United States, "The 1918 influenza A...

Two lawsuits filed in bacterial outbreak at Pittsburgh hospital.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Hoping to find out why they were exposed to drug-resistant bacteria through bronchoscopes that weren't properly sterilized, 10 people or their families filed lawsuits April 13, 2004. The lawsuits,...

Plasmodium falciparum membrane potential determined.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The P. falciparum membrane potential has been determined and described. In a recent study from Australia, the "membrane potential (Deltapsi) of the mature asexual form of the human malaria parasite,...

Platelet sequestration in malaria-induced thrombocytopenia characterized.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Platelet sequestration during malaria-induced thrombocytopenia has been characterized. "Thrombocytopenia is a common occurrence in acute malaria," hematologists in Austria explained. "It is...

Pv30 antigen valuable for malaria serodiagnosis in Korea.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The Pv30 antigen is suitable for serological diagnosis of malaria in South Korea. "Malaria is still a major health problem in Thailand and its incidence is currently rising in Korea," scientists...

New meningitis threat being contained by web of partnerships.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A rare strain of meningitis, which re-emerged recently in Burkina Faso, would have left health authorities helpless just 2 years ago. Now, thanks to 2 years of work orchestrated by the World Health...

Prairie dogs transmit monkeypox to humans.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Prairie dogs transmitted monkeypox to humans in the United States. "During May and June 2003, the first cluster of human monkeypox cases in the United States was reported. Most patients with this...

DNA restriction enzyme typing needed for conclusive clonal determination.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- DNA restriction enzyme analysis is the only typing method that can determine conclusive clonal links between nosocomial Pseudomonas strains. "Typing techniques are essential for understanding...

Handrub promotion extremely cost-effective.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The cost of promoting hand hygiene in hospitals is far lower than the cost of infectious outbreaks. In a recent study, scientists in Switzerland "evaluated the costs associated with a sustained and...

Campaign aims to prevent antimicrobial resistance in long-term care residents.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The U.S. Centers for Disease Control and Prevention (CDC) has unveiled an educational campaign to help long-term care medical directors and clinicians prevent antimicrobial resistance and protect the...

World to be polio-free by next year, but losing AIDS war.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The world is likely to be polio-free next year, but the war against AIDS is being lost, the U.S. health secretary says. "We're on the precipice of accomplishing it," Tommy Thompson said of...

China CDC SARS validation report signed.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- EraGen Biosciences has received written validation of its molecular diagnostic technology from the Chinese Center for Disease Control and Prevention (CDC) in Beijing. Irene Hrusovsky, president and...

HIV-positive U.S. military personnel accidentally vaccinated against smallpox.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Ten U.S. military personnel were discovered to be HIV-positive after being vaccinated against smallpox, but did not experience any harmful effects from the vaccination, according to a new study. In...

Smallpox history reviewed.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Scientists review the history of smallpox in a recent issue of Clinical Infectious Diseases. "Smallpox apparently arose through transfer of variola virus to humans from another animal species. By...

Effect of Candida infection on murine hematopoiesis characterized.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Alterations in the production of hematopoietic bone marrow cells by Candida albicans-infected mice have been described. In a study from Australia, the "effect of C. albicans infection on the...

M. tuberculosis lprG gene needed for virulence in mice.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The lprG gene is required for M. tuberculosis virulence in mice. The "P27 lipoprotein was previously described as an antigen in the Mycobacterium tuberculosis complex, encoded by the lprG gene, also...

Antioxidant levels are low during active TB, but rise during treatment.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Antioxidant levels are reduced in patients with active tuberculosis, and rise during effective therapy. "In tuberculosis, oxidative stress is a result of tissue inflammation, poor dietary intake of...

BD ProbeTec ET suitable for rapid MTBC identification.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- The BD ProbeTec ET is suitable for use as a rapid TB diagnostic test. In a study from Singapore, the "BD ProbeTec ET system for identification of Mycobacterium tuberculosis complex (MTBC) isolates...

Broth microdilution with 7H9 broth suitable as TB drug resistance test.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Broth microdilution using 7H9 provides an accurate measure of Mycobacterium tuberculosis drug resistance. In a recent study, scientists in Turkey "evaluated the broth microdilution method (BMM) for...

Varible Etest TB drug resistance results cause concern.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Discrepancies between Etest and other assays of tuberculosis drug resistance have been reported. In a recent study from Brazil, M. tuberculosis strains "resistant to streptomycin (SM), isoniazid...

Novel whole blood test measures T-cell responses to TB antigens.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A novel whole blood assay can be used to measure T-cell responses to Mycobacterium tuberculosis antigens. "The production of interferon gamma (IFNgamma) guarantees effective T cell-mediated...

Mosquito genes influencing plasmodial development identified.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- A number of mosquito genes with significant influence of plasmodial development have been identified. "Malaria parasites must complete a complex developmental cycle in an Anopheles mosquito vector...

HIV employs a sugar shield to evade host defenses.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- In humans, the AIDS virus HIV manifests extreme genetic variability. It is particularly virulent, probably because its introduction into populations is recent. The virus has a potential for rapid...

Cases of whooping cough piling up in Colorado.
May 4, 2004... 2004 MAY 4 - (NewsRx.com & NewsRx.net) -- Larimer County health officials fighting an outbreak of whooping cough say all nine of the county's recent confirmed patients had their pertussis shots as toddlers. They got sick as teenagers. ...

Diagnostic algorithm quickly distinguishes anthrax from flu.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel diagnostic algorithm can be used to quickly distinguish anthrax from the flu. "The workup of a febrile patient who presents with an influenza-like illness in the setting of a national or...

Aaptamine derivatives show antitumor and antimicroibal activity.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A pair of aaptamine-derived salts have demonstrated significant antitumor and antimicrobial activity. According to published research from the United States, the "marine sponge constituent...

Novel endoperoxide antimalarial agents synthesized.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A number of endoperoxide antimalarial agents have been synthesized. Researchers in Australia described the "synthesis of a series of novel epoxy endoperoxide compounds that can be prepared in high...

Sodium selenite has potent antimalarial activity.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel selenium compound has demonstrated potent antimalarial activity. In a recent study from Japan, the "in vitro antimalarial activity of sodium selenite (NaSe) was investigated and the...

Antiretroviral agents may be useful for SARS prevention and treatment.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Antiretroviral agents may be useful for SARS prevention and/or therapy. In a recent study, scientists in China "observed that 0 of 19 patients with human immunodeficiency virus type 1 (HIV-1)...

New type of anthrax vaccine moves into larger-scale trial.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A potentially safer vaccine to protect against anthrax is moving into a larger-scale clinical trial following a successful pilot study conducted at St. Louis University School of Medicine and three...

Survivors had health problems 1 year after exposure to deadly bacterium.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- People infected with anthrax continued to report health problems, poor life adjustment and psychological distress 1 year after their exposure, according to a study. In 2001, bioterrorist...

Second-generation triazoles highly effective against opportunistic fungi.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Second-generation triazole antibiotics have demonstrated potent antifungal activity in vitro. In a recent study, researchers in the United States "examined the in vitro activities of voriconazole,...

Officials see little reason for concern over bird flu.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Health officials say there's little reason for the public to worry about the bird flu that struck a man from Yonkers, even though they haven't figured out how he contracted the disease. The man,...

Biodefense applications of recombinant polyclonal antibodies reviewed.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Researchers review the biodefense applications of pathogen-specific recombinant human polyclonal antibodies in a recent issue of Expert Opinion on Biological Therapy. "The potential use of...

Mad cow testing issue divides cattle industry.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- If government regulators allow Creekstone Farms Premium Beef to test all its cattle for mad cow disease, it would start a "domino effect" resulting in other countries and domestic consumers insisting...

Monoclonal antibodies useful for FACS detection of intracellular Toxoplasma.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Monoclonal antibodies can be useful in flow cytometry-based toxoplasmosis diagnosis. In a study from South Korea, "[v]arious monoclonal antibodies (mAbs) against Toxoplasma gondii RH tachyzoites...

Novel ELISA detects Shiga toxin-producing E. coli in children.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel ELISA detects Shiga toxin-producing E. coli in children. "In order to detect immunoglobulin (Ig)A and IgG antibodies to Escherichia coli-secreted protein B in sera of children infected with...

Novel assay improves early detection of ESBL-producing organisms.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel assay enables rapid identification of drug-resistant ESBL-producing pathogens. Researchers in Israel conducted a study "to evaluate an accelerated protocol for the early detection of...

Peptide-protein microarrays enable serodetection of multple pathogens.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A peptide-protein immunoassay enables detection of multiple pathogens in serum. Researchers in France developed "novel peptide-protein microarrays, which were fabricated using semicarbazide glass...

Tuberculosis case found at Yonkers High School in New York.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A case of tuberculosis at a high school in Yonkers, New York, has prompted the Westchester County Health Department to suggest skin tests for about 100 students and staff members. Health...

Novel PNU-100480 analogues have antimycobacterial activity.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A series of PNU-100480 analogues have demonstrated antimycobacterial activity. As part of a "search program for new antitubercular drugs," scientists in Italy examined the "potentiality of...

Peroxyketal function key to activity of G factor-derived antimalarials.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Peroxyketal function plays a key role in the activity of G factor-derived antimalarial agents. In a recent study from France, "[n]ew endoperoxides, related to the natural phytohormones known as G...

Zanamivir derivatives show improved anti-influenza activity.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A series of zanamivir derivatives have shown improved antiviral activity compared to their parent compound. According to published research from Australia, a "set of trimeric and tetrameric...

Impedance method effective for Pseudomonas aeruginosa subtyping.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel "impedance method" is highly effective for Pseudomonas aeruginosa subtyping. In a recent study from Taiwan, eight P. aeruginosa isolates "from eight burn patients were typed by...

Biopharma company offers up to 4,000,000 shares of common stock.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- GenVec, Inc., (GNVC) announced that it is offering, through Stonegate Securities, Inc., as placement agent, to sell up to 4,000,000 shares of its common stock for $3.15 per share, prior to commissions,...

Asymptomatic people not significant norovirus reservoir.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Asymptomatic people do not represent a significant norovirus reservoir. According to published research from Australia, "[n]oroviruses are a major cause of both sporadic and epidemic...

PCR assay detects a variety of fungal pathogens.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- A novel polymerase chain reaction (PCR)-based assay can be used to detect a variety of fungal pathogens. "Invasive fungal infection has become a major cause of morbidity and mortality in...

TMP-SMZ therapy does not select for S. aureus small colony variants.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Surprisingly, TMP-SMZ treatment does not increase the risk of Staphylococcus aureus small colony variant (SCV) infection in HIV patients. Emergence of S. aureus SCVs "has been associated with...

HIV-positive teens not aware of risks and delay treatment.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Few of the 59 HIV-positive Georgia teenagers in a study were aware of the risk of being sexually active and some were not treated for months after their diagnosis, federal officials said. Only a...

There is hope among grim facts with AIDS.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Despite grim facts about the spread of AIDS last year, a leader of a global AIDS program said there is hope, pointing out that most nations list the virus on political agendas, bringing resources that...

Watermen and scientists warn of "fish handler's disease".
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Norman Haddaway got a good look at the fish that stuck him. Tourists call them striped bass; locals call them rockfish. This one was fat and 17-1/2 inches long, with shiny scales that shimmered...

Couple who lost son to whooping cough join immunization push.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- An Albuquerque couple who lost their son to whooping cough before he was old enough to be vaccinated have joined efforts to urge parents to get their children immunized. "We want to prevent other...

Entamoeba histolytica L-arginase blocks NO-mediated macrophage activity.
May 11, 2004... 2004 MAY 11 - (NewsRx.com & NewsRx.net) -- Entamoeba histolytica L-arginase (EhArg) inhibits NO-mediated macrophage activity. In a study from Israel, immunologists cloned and expressed EhArg, "an enzyme that catalyses the hydrolysis of...