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Tag: "and" at biology news

Researchers reveal the infectious impact of salmon farms on wild salmon

...on farms to wild salmon populations is much larger and more extensive than previously believed. This qua...n a contentious debate. It is the first to isolate and measure the impact of a fish farm on sea lice outbreaks in wild salmon. The study combined new field...

Molecular machine may lead to new drugs to combat human diseases

...stallized form of a molecular machine that can cut and paste genetic material is revealing possible new p...for treating diseases such as some forms of cancer and opportunistic infections that plague HIV patients. Purdue University researchers froze one of these...

Jefferson Virologists Coax HIV Out of Hiding

... wrong. The virus instead goes intohiding, dormant and practically undetectable in the body ?andimperviou...merantz, M.D., professor of medicine, biochemistry and molecularpharmacology and director of the Division of Infectious Diseases andEnvironmental Medicine ...

Novel Therapy Tested in Mice Could Chase Away Cat Allergies

...ose to peanuts. The National Institute of Allergy and Infectious Diseases (NIAID), part of the National ... such as sneezing, wheezing, itching, watery eyes, and sometimes asthma. When a cat-allergic person touches or inhales a protein found in cat saliva or dan...

Sea skate experiment sheds light on human cell transport

...cells would take in too much water, diluting blood and other body fluids and rapidly causing death. So how do skates do it? Goldstein and Musch learned how cellular channels, o...

Color-blind method opens new doors in DNA sequencing

...by researchers at Baylor College of Medicine (BCM) and Rice University could open new doors that would ta...cing to the patient's bedside, the doctor's office and even the scene of a crime or a battlefield. "We could eventually do direct detection of a DNA seque...

Clam embryo study shows pollutant mixture adversely affects nerve cell development

...hen combined, the pollutantsbromoform, chloroform, and tetrachloroethylene--a chemical cocktailknown as B... the January 2005 issue of EnvironmentalToxicology and Pharmacology, is the first step toward understanding howexposure to BCE might affect human nerve cel...

Female sex hormones play a vital role in defense against sexually transmitted diseases

...tted diseases. Charu Kaushic, assistant professor and supervisor of the studies, says the implication of...is quite significant. "The research clearly shows, and reaffirms previous research, that in female mice, sex hormones have a profound effect on susceptibil...

Yale Scientists Find MicroRNA Regulates Ras Cancer Gene

...cancer, presenting new possibilities for diagnosis and treatment. The work is reported in March issues of the journals Cell and Developmental Cell. The oncogene Ras is out of control in about 20 percent of cancers where it is o...

Study identifies predictors of HIV drug resistance in patients beginning triple therapy

...hen combined, the pollutantsbromoform, chloroform, and tetrachloroethylene--a chemical cocktailknown as B... the January 2005 issue of EnvironmentalToxicology and Pharmacology, is the first step toward understanding howexposure to BCE might affect human nerve cel...

An HIV Protein Plays a Surprising Role in Gene Activation

...plexity stems from the vast repertoire of proteins and mechanisms dedicated to the business of regulating gene expression, and retroviruses like HIV have evolved myriad ways of redirecting that machinery to their own benefit. ...

Mouse brain tumors mimic those in human genetic disorder

...sis 1 (NF1)successfully mimics the human condition and provides unique insightinto tumor development, diagnosis and treatment, according toresearchers at Washington University School of Medicine in St. Louis.After va...

Automatic extraction of gene/protein biological functions from biomedical text

With the rapid advancement of biomedical science and the development of high-throughput analysis method...ene Ontology (GO) from text using a shallow parser and sentence structure analysis techniques. When the gene/protein/family names and their functions are d...

New Clues Add 40,000 Years to Age of Human Species

...ce to an ancient line that first evolved in Africa and then displaced other hominids as recently as 50,00...rsity (ANU), Frank Brown of the University of Utah and John Fleagle of Stony Brook University, report their findings in the Feb. 17 issue of the journal Na...

Enzyme allows B cells to resist death, leading to leukemia

...kemia (B-CLL)is the most common leukemia in adults and is characterized by theprogressive accumulation of mature B lymphocytes in the blood, bonemarrow, and lymphatic tissues. It is believed that in the early stagesof disease, B-CLL is the result of an unde...

A bacterial genome reveals new targets to combat infectious disease

...that cause elephantiasis, African river blindness, and other debilitating diseases in more than 150 milli...ailable online journal PLoS Biology, Barton Slatko and colleagues present the complete DNA sequence of the Wolbachia pipientis strain within Brugia malayi,...

Spider Venom Could Yield Eco-Friendly Insecticides

...ralian spider with a bite that is deadly to humans and insects -- is an ideal source of venom for King's ...e initial effectiveness of DDT in agricultural use and malaria eradication programs led many to view chemical insecticides as a panacea. But widespread use...

New imaging method gives early indication if brain cancer therapy is effective, U-M study shows

...diffusion, or movement, of water through the brain and mapped the changes in diffusion from the start of ...of a grueling treatment regimen that's not working and gives doctors the opportunity to switch patients early on to a therapy that may be more effective. ...

Gene variations explain drug dose required to control seizures

... Institute for Genome Sciences & Policy (IGSP) and the University College London. Patients often undergo a lengthy process of trial and error to find the dose of anti-epilepsy drugs appropriate for them. The researchers found that vari...

Solution to Pollution: New Bacteria Eats Toxic Waste

...now being used around the world, is an inexpensive and highly effective solution to pollution. “This pro...to be a master engineer,?said Ron Sims, biological and irrigation engineering department head. “Past disposal practices and accidental spills have put thes...

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