TB & Outbreaks Week articles from February 2003

TB & Outbreaks Week archives from February 2003

Atovaquone-clindamycin regimen effective against toxoplasmosis.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - The combination of atovaquone (ATO) and clindamycin (CLI) is highly effective against Toxoplasma gondii infection in animals, researchers in Yugoslavia report....

Photodynamic therapy effective against resistant S. aureus.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - Researchers in London have identified an effective and novel technique for killing drug-resistant staphylococci. "The growing resistance of...

Human polyomavirus JCV linked to colon cancer.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Polyomavirus infections could promote colon cancer, researchers in the United States argue. "Infection of the gastrointestinal tract by the human polyomavirus, JCV, which has been frequently...

Resistant Klebsiella pneumoniae on the rise in Taiwan.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- The number of drug-resistant Klebsiella strains in Taiwan is growing rapidly, with new strains showing resistance to a wide range of agents, researchers warn. "Strains of extended-spectrum...

M. bovis BCG response regulator essential for hypoxic dormancy.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Obligately aerobic tubercle bacilli are capable of adapting to survive hypoxia by developing into a nonreplicating or dormant form," according to a recent study from Singapore. "Dormant bacilli...

Novel efflux-related S. aureus phenotype identified.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Researchers at Wayne State University in Detroit have uncovered a novel staphylococcal drug resistance strategy. "Moxifloxacin is a C8-methoxy (C8-OMe) fluoroquinolone that is highly active against...

Former WebMD executive producer joins NewsRx.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- A former WebMD executive producer and medical editor has joined Atlanta-based NewsRx, along with three board-certified editors. Dominique Walton Brooks, MD, with WebMD until 2001, will serve as...

Sari filter can reduce cases by half.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Forcing water through a simple filter made from the cloth of old saris can reduce cholera cases by about half, according to a study of rural villages in Bangladesh where cholera is a major health...

Virus trashes detection mechanism to hide from immune system.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Herpes viruses are notorious for their ability to hide from the immune system and establish lifelong infections. Researchers at Washington University School of Medicine in St. Louis have discovered how...

Transactivation by E6 could contribute to oncogenesis.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- According to recent research from the United States, "The expression of human papillomavirus (HPV) E6 oncoprotein is causally linked to high-risk HPV-associated human cancers. We have recently isolated...

Bacteroides fragilis fluoroquinolone resistance rising.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- According to a study from Spain, "Susceptibility to anti-anaerobic agents in the Bacteroides fragilis group varies according to the geographical region studied. In recent years there has been a...

Cephalosporin-resistant Newport Salmonella found in animals.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Cephalosporin resistance is likely to become an increasingly common feature of Salmonella pathogens in the United States and elsewhere, researchers warn. "Multidrug-resistant (MDR) strains of...

Conserved MAP kinase pathway needed for Candida albicans mating.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Candida albicans had been thought to lack a mating process until the recent discovery of a mating type-like locus and mating between MTLa and MTLalpha strains," according to researchers at the...

Genetic link seen between Australian, English epidemic S. aureus.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Drug-resistant epidemic staphylococcus strains are spreading worldwide, researchers in Australia warn. "The mecA gene that encodes methicillin resistance in Staphylococcus aureus may be regulated...

Nested PCR assay simultaneously detects several respiratory viruses.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- A novel molecular assay can simultaneously detect a wide range of respiratory viruses, researchers in Spain say. "The clinical presentation of infections caused by the heterogeneous group of the...

Calcium carbonate reduces gentamicin toxicity.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Gentamicin (GM) is used against serious and life-threatening Gram negative infections. However its use is limited by the occurrence of nephrotoxicity," according to researchers at Saudi Arabia's King...

Cephalosporins, fluoroquinolones synergize against resistant P. aeruginosa.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Owing to increasing resistance in Pseudomonas aeruginosa, empirical drug regimens may include agents to which some strains may be resistant," researchers at the University of Colorado warn. D. N....

Penicillin-binding proteins contribute to Heliobacter drug resistance.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Reports on the isolation of amoxicillin-resistant Helicobacter pylori are increasing worldwide, which may cause serious problems in eradication therapy," according to recent research from Yamaguchi...

Toho-1 structure in complex with antimicrobials described.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Bacterial resistance to beta-lactam antibiotics is a serious problem limiting current clinical therapy. The most common form of resistance is the production of beta-lactamases that inactivate...

Continuing use of mercury in vaccines questioned.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Parents and advocates met recently on Capitol Hill to ask the nation's leaders and pharmaceutical companies to stop using the mercury preservative thimerosal in all vaccines, to inform Americans about...

British scientists develop simple test for plague.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Scientists have developed a simple and reliable test to rapidly diagnose plague, a sometimes deadly disease that authorities fear could be used in a bioterror attack. Experts say the new test could...

Professor held without bond for lying to FBI.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- A university professor charged with lying to federal agents when he claimed that 30 vials of deadly plague bacteria had vanished from his laboratory was ordered held without bond and was barred from...

FDA proposes new warning on nonoxynol 9.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- The U.S. Food and Drug Administration (FDA) has proposed new warnings labels for over-the-counter contraceptive drugs that contain the spermicide nonoxynol 9. The warning would state that vaginal...

Administration says those who give, get vaccine not liable for damages.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Any health care workers or others vaccinated against smallpox who accidentally infect someone close to them will not be liable for damages, the Bush administration has decided. The administration...

Donor immunization may lower pneumococcal infection risk.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - Immunization of hematopoietic stem cell donors may help prevent pneumococcal infections in transplant recipients, according to researchers in the United States....

Line probe assay useful for finding rifampicin resistance.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Line probe assays may offer a quick and accurate way to identify rifampicin-resistant tuberculosis infections, according to researchers in Turkey. "Mutations in an 81-bp region of the rpoB gene...

Mycobacterial interspersed repetitive unit VNTRs stable over long term.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- "Variable number tandem repeats (VNTRs) of elements named mycobacterial interspersed repetitive units (MIRUs) have previously been identified in 12 minisatellite loci of the Mycobacterium tuberculosis...

Spoligotyping may produce inaccurate genotype data.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Researchers at the University of Stellenbosch in South Africa have challenged the validity of tuberculosis spoligotyping as an epidemiological tool. "The direct repeat (DR) region has been...

Iron overload may increase infection risk.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Elevated iron levels may heighten the risk and severity of tuberculosis infection, researchers in Germany warn. "As a resident of early endosomal phagosomes, Mycobacterium tuberculosis is connected...

Mycolyl transferase complex may be therapeutic target.
February 4, 2003... 2003 FEB 4 - (NewsRx.com & NewsRx.net) -- Researchers at the University of California-Los Angeles have identified a series of protein targets for tuberculosis therapy. G. Harth and colleagues "investigated the effect of sequence-specific...

Platelet accumulation in brain linked to pathogenesis.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - Elevated platelet levels in the brain may play a role in the development of cerebral malaria (CM), researchers say. CM pathogenesis "is not well...

Whole blood bactericidal activity useful as treatment efficacy marker.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - Researchers have identified a novel and effective measure of antituberculosis treatment efficacy. "The timely evaluation of new drugs that can be used to...

Cytomegalovirus tegument protein pp65 useful for specific immunity research.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researches in Japan have identified a viral protein that may be useful in studies on cytomegalovirus (CMV)-specific immune activity. Such research is "important to better understand and manage CMV...

Ciprofloxacin overuse may be contributing to refractory gonorrhea in England.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Ciprofloxacin overuse in England may be responsible for recent increases in the frequency of drug-resistant gonorrhea cases, researchers there warn. "Neisseria gonorrhoeae isolates that were...

Granulocyte transfusion effective against post-transplant meningoencephalitis.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- by Michael Greer, senior medical writer - Researchers in Japan have identified a novel and effective strategy for treating bacterial meningoencephalitis after bone marrow transplantation. Y....

Myeloid progenitors protect against invasive aspergillosis, Pseudomonas infections.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "Myelotoxic treatments for oncologic diseases are often complicated by neutropenia, which renders patients susceptible to potentially lethal infections," according to recent research from California....

Pathogenesis and pathophysiology is due to inflammatory response.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- According to recent research from Germany; "until the introduction of antibiotics in the 1930s and 1940s, acute bacterial meningitis was fatal in most cases. Since then it has become curable with a...

New drug lead fights bacteria that disrupt quorum sensing and biofilms.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- University at Buffalo scientists have discovered a promising new drug lead that works by inhibiting the sophisticated bacterial communication system called quorum sensing. The new compound is...

Oral anthrax and plague vaccine to be developed for U.S. Department of Defense.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Avant Immunotherapeutics, Inc. (AVAN) has been awarded a subcontract to develop for the U.S. Department of Defense an oral combination vaccine against anthrax and plague using Avant's proprietary...

Bacteria may be linked to poultry workers' illness.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- A bacteria common to farm animals called Campylobacter jejuni is resistant to antibiotics in laboratory tests, a finding that could explain a mysterious chronic intestinal sickness among poultry...

High prevalence of antifungal resistance in northern Thailand.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- According to recent research from the Peoples Republic of China, "Although Candida albicans is the most common human yeast pathogen, other Candida species such as C. krusei are now recognized as...

New Orleans scientists part of STD experiment.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- A woman is more likely to avoid a second case of a common sexually transmitted disease if she gives medicine, not just advice, to her sexual partners, according to a study conducted by scientists in...

E.U. grant will be used to develop drugs for S. aureus infections.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- 4SC AG, a cheminformatics-based drug discovery company, announced that the European Union has supported a research consortium established to identify and develop potent new drugs to combat...

Veneman announces Bush food safety plan.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- President Bush will seek an 11% increase in the U.S. Agriculture Department's (USDA) 2004 budget to strengthen protections against harmful bacteria in food and increase security at laboratories,...

Combined intrarectal/intradermal inoculation boosts M. bovis-based vaccine efficacy.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in Japan have identified a method for improving the protection afforded by Mycobacterium bovis bacillus Calmette-Guerin (rBCG)-based HIV vaccines. An effective rBCG-based vaccine will...

Low interleukin-4 levels predict failure of antibiotics for H. pylori.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- by Maria G. Essig, MS, ELS, senior medical writer - Patients with an impaired mucosal immune response fail treatment for Helicobacter pylori infection significantly more often than similar patients...

Protection against H. pylori is IL-12-dependent and mediated by Th1 cells.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "The regulatory roles of Th1 and Th2 cells in immune protection against Helicobacter infection are not clearly understood. In this study, we report that a primary H. pylori infection can be...

Cephalosporin overuse can increase Clostridium difficile- associated diarrhea risk.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Overuse of powerful cephalosporin antibiotics can increase the risk of Clostridum infections, researchers in Australia warn. "The incidence of Clostridium difficile- associated diarrhea (CDAD) has...

Evolutionary phage peptide library yields Cryptococcus vaccine.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "Cryptococcus neoformans causes a life-threatening meningoencephalitis in a significant percentage of AIDS patients," according to a study from the Albert Einstein College of Medicine in New York City....

Meningococcal meningitis W135 outbreaks likely in Burkina Faso.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Meningococcal meningitis outbreaks could exact a heavy toll in Burkino Faso unless vaccine stocks there are quickly updated, researchers in Ghana warn. "Burkina Faso lies within the African...

Procalcitonin reliable as severity marker in critically ill sepsis patients.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "Procalcitonin (PCT) is increasingly recognised as an important diagnostic parameter in clinical evaluation of the critically ill," according to recent research from Istanbul University in Turkey. ...

Source of diazoborine resistance in R. sphaeroides reported.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in South Korea may have identified the source of diazaborine resistance in Rhodobacter sphaeroides and similar pathogens. R. sphaeroides "contains two enoyl-acyl carrier protein (ACP)...

Stress at work increases the chance of acute common infections.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Stress at work and fatigue increase the chance of acute infections such as common colds, flu-like illnesses, and gastroenteritis. This was discovered in research carried out by Danielle Mohren at...

Washing protects against cholera.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "How Vibrio cholerae spreads around the world and what determines its seasonal peaks in endemic areas are not known," according to recent research from the United States. "These features of cholera...

Zeolite ceramic coatings prevent staphylococcal colonization.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Zeolite ceramic coatings can reduce staphylococcal colonization on the surface of hospital equipment, researchers in the United States report. K.R. Bright and colleagues at the University of...

Cefotaxime and ceftriaxone effective against Salmonella typhi in human macrophages.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Cefotaxime and ceftriaxone are active against intracellular Salmonella pathogens, researchers in Turkey report. B. Ekinci and colleagues at Ondokuz Mayis University investigated "the effects of...

Phenylacetic acid inhibits penicillin G acylase production by Escherichia coli.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "The industrial production strain Escherichia coli RE3(pKA18) for penicillin G acylase (PGA) bears simultaneously the pga gene on the chromosome as an inducible gene pga(i), (the inductor is...

Flu deaths exceed AIDS-related deaths each year.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- The U.S. Centers for Disease Control and Prevention (CDC) recently reported an estimated 36,000 Americans die from flu-related complications each year. When compared to AIDS-related deaths, an...

Candida albicans opens a gateway to a molecular revolution.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- According to a study from the United States, "Candida albicans is an opportunistic fungal pathogen that is found in the normal gastrointestinal flora of most healthy humans. However, in...

Haemophilus influenzae meningitis drops after vaccinations started in Brazil.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- According to recent research from Brazil, "Surveillance for Haemophilus influenzae meningitis cases was performed in Salvador, Brazil, before and after introduction of H. influenzae type b (Hib)...

More outbreaks seen in U.S., CDC reports.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Noroviruses, the category of viruses that caused thousands of cruise ship passengers to fall ill last year, appear to be on the rise in the United States, federal officials say. Further, the U.S....

M. tuberculosis induces differentiation of dendritic cells from bone marrow.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in India have shed new light on the effects of mycobacterial antigens on bone marrow stem cells. V. K. Latchumanan and coauthors at the International Centre for Genetics Engineering...

Cytomegalovirus-infected cells express viral genes that may play role in latency.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "Human cytomegalovirus (HCMV) resides latently in hematopoietic cells of the bone marrow," according to recent research from the United States. "Although viral genomes can be found in CD14+ monocytes...

T-cell activity key to defense against post-transplant aspergillosis.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- "Invasive aspergillosis has become a major cause of infection-related mortality in nonneutropenic patients after allogeneic stem cell transplantation (SCT)," according to a recent study from Germany....

Doppler sonography aids detection of intestinal tuberculosis.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in Turkey say that Doppler sonography is useful for diagnosing suspected intestinal tuberculosis cases. "The ileocecal area is the most common site of involvement of intestinal...

Active pulmonary rifampicin levels seen after standard dose.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- The pulmonary pharmacokinetics of rifampicin support its putative activity against tuberculosis and other infections, researchers in England say. "The concentrations of rifampicin in epithelial...

Decaprenolphosphoarabinose analogs active against Mycobacteria tuberculosis.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in the United States have identified several novel mycobacteria-derived compounds which may be useful as tuberculosis therapies. "The cell wall complex in mycobacteria, including the...

Mycobacterial trehalose-phosphate synthase may be therapeutic target.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers in the United States have identified a mycobacterial protein that could be a target for novel tuberculosis treatments. "The trehalose-phosphate synthase (TPS) of Mycobacterium...

Deletion of RD1 from Mycobacterium tuberculosis attenuates microbe.
February 11, 2003... 2003 FEB 11 - (NewsRx.com & NewsRx.net) -- Researchers believe they now know which gene must be mutated in the microbe that causes tuberculosis in order to attenuate pathogenicity. "The tuberculosis (TB) vaccine bacille Calmette-Guerin...

More people are getting sick from eating fresh fruits.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Salmonella, E. coli, shigellosis, hepatitis A, and Norwalk - these food-borne diseases can produce symptoms that run from the mild to life-threatening. The young and old are particularly vulnerable....

Research reveals how strep bacterium evades immune system.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Like a well-trained soldier with honed survival skills, the common bacterium, group A Streptococcus (GAS), sometimes can endure battle with our innate immune system and cause widespread disease. By...

Novel agent disrupts staphylococcal drug efflux pumps.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- A novel compound could be the basis for the next generation of anti-staphylococcal agents, according to a recent study from the University of London. "GG918, a synthetic inhibitor of...

Fluoroquinolones effective against drug-resistant strains.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Fluoroquinolone antibiotics can be effective against refractory tuberculosis infections, researchers in Spain report. J. C. Rodriguez and coauthors at the University of Miguel Hernandez assessed...

Malaria vaccine initiative gets new leadership.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Program for Appropriate Technology in Health (PATH) has announced the appointments of Drs. Melinda Moree and Filip Dubovsky as director and scientific director, respectively, of the Malaria Vaccine...

Mirta Roses takes office as new director of Pan American Health Organization.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Dr. Mirta Roses Periago of Argentina took office as the new director of the Pan American Health Organization (PAHO) on January 31, 2003, in a ceremony at PAHO headquarters in Washington. Roses,...

Prophylaxis against several pathogens remains cost-effective.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Despite the protection afforded by modern antiretroviral therapy, prophylaxis against several HIV-associated infections remains cost-effective, researchers in France argue. "A simulation model of...

Pseudomonas aeruginosa displays an epidemic population structure.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- "Bacteria can have population structures ranging from the fully sexual to the highly clonal. Despite numerous studies, the population structure of Pseudomonas aeruginosa is still somewhat...

Pseudomonas resistance protein Ohr characterized.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Researchers at Cornell University have shed new light on one of the proteins conferring high-level drug resistance to Pseudomonas pathogens. "Bacteria have developed complex strategies to detoxify...

Toxoplasma gondii redox couple potential drug target.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Researchers in Italy have identified a possible target for potential drugs to treat toxoplasmosis and other parasitic infections. "Toxoplasma gondii possesses an apicoplast-localized, plant-type...

mtrR promoter deletion not needed for N. gonorrhoeae drug resistance.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Researchers at the University of Washington have shed new light on the genetic factors linked to drug-resistant gonorrhea. S. L. Cousin and coauthors examined the impact of the...

Norwalk virus-induced hemagglutination potentiated by gut antigens.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- "Noroviruses are a major cause of epidemic acute nonbacterial gastroenteritis worldwide," according to a recent study from the United States. A. M. Hutson and colleagues at the Baylor College of...

Periodontal CMV linked to subgingival D. pneumosintes and alveolar bone loss.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- "Destructive periodontal disease is associated with human cytomegalovirus (HCMV), Epstein-Barr type 1 virus (EBV-1) and other members of the Herpesviridae family as well as with various Gram-negative...

Urinary antigen test recommended for future Legionnaires disease outbreaks.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- Researchers at the University of Amsterdam have recommended the use of urinary antigen tests for Legionnaire's disease patients in intensive care. "After a large outbreak of Legionnaires' disease...

Venezuelan equine encephalitis virus structure characterized.
February 18, 2003... 2003 FEB 18 - (NewsRx.com & NewsRx.net) -- "Venezuelan equine encephalitis virus (VEEV) is an important human and equine pathogen in the Americas, with widespread reoccurring epidemics extending from South America to the southern United...