Tag: "note" at biology news

Human-Like Ability, Categorical Perception, Found In Insects

...e familiar chirping that is just above the highest note on the piano), and insect-eating bats, emitting ultrasound that helps echolocate their prey at 25 to 80 kHz (humans with good hearing can detect sounds up to 20 kHz). Steering toward the low-frequency cricket sound might help the flier find a mate, ...

Genetic Trickery Offers New Way to Target HIV

...he work will beclinically relevant, the scientists note that the strategy opensup a new research avenue in the gene therapy of AIDS. They havefiled for a patent on the process. To replicate itself, HIV depends on a molecule known as atRNA primer to attach to a strand of HIV's genetic template,providi...

Trojan Horse Virus Controls Hiv Infection

...in livestock orhumans. In their paper, the authors note several positive features of their system. Forexample, levels of the novel VSV would be expected to decline as HIV declines,since the VSV only targets andmultiples in HIV-infected cells. Moreover, resistance to the novel VSV wouldnot be expected to...

10,000-Year-Old Clues Suggest Future Forest Changes

...ays. He says the forest industry has already taken note of his findings in deciding what kind of seedlings to use in replanting clearcuts. He also predicted that as a result of a warmer, drier climate, many small lakes and wetlands will dry up, threatening the survival of some species of birds,fish and ot...

Good Ergonomics Is Good Economics

...ponsible for coordinating ergonomics. I also would note the total systems perspective of this effort (Cent... Pacific Railroad's shop operations. Of particular note was the high incidence of back injuries. For example, in 1985, 9 of 13 lost-time injuries were back ...

Microsurgery Made More Accurate With Virtual Measuring Tool

...for most surgical procedures. It is important to note that the small errors observed here may have resulted from inherent limitations in the human operator's ability to perform the alignment task, since this task relies solely on retinal disparity cues for aligning the virtual pointer to real object fea...

Reagent Strips Not Sufficient In Detecting Bacteriuria In Early Pregnancy

... a paper in this week's BMJ, Tincello and Richmond note that early antenatal urine screening should identify all cases to ensure adequate treatment is administered. In their study, the authors found that reagent strips for testing urine do not perform to a sufficient standard and therefore they advocate ...

Biotech Approach To Feral Cat Problem Devised

...ntrolled environment. Animal control experts also note that eliminating or removing the feral cats does not work well since others seem to migrate into the recently vacated niches. Working with faculty mentor Dr. Stephen Boyle in the Virginia-Maryland Regional College of Veterinary Medicine's Center for...

Uterine Environment Boosts Learning Ability In Mouse Offspring

...ybrid uterus "better" than others? The researchers note intheir paper the unknown influences of non-autoimmunity and hybrid vigor in theCB6F1 mothers. But those influences are considered unlikely to account for sucha large difference in cognitive behavior. "We've raised a question," says Dr.Mobraaten. "Th...

Federal Food Aid Makes Healthier Children

...increases in cash income. It is also important to note that these benefits come without the potentially deleterious effects of increases in the intake of fat, saturated fat and cholesterol." The study was funded in part by the USDA....

Virulent Fungus Devastating Potato Crops

...can occur in less than five days. The researchers note that each individual late blight lesion can produc...ainst the disease. In the article, the researchers note that the short-term response has been to use more fungicide. Other solutions, such as developing di...

Vitamin D Deficiency Appears Common In Hospital Patients

...reated forlow vitamin D levels." The researchers note that many of the study participants who reported vitamin Dintakes in line with current recommendations -- based on both consumption ofdairy foods and taking vitamin supplements --still showed deficient blood levelsof vitamin D. Among those with inta...

A Cup Of Tea May Protect Against Skin Cancer

...cancerous," he added. The researchers sounded a note of caution that, so far, the effects of tea as an anti-cancer agent has only been explored in mice, and the implications of their findings for humans will require further investigation. The International Symposium on Tea and Health, hosted by CS...

Measures To Prevent Accidental Child Poisoning

...t the cap is firmly replaced after use. Novartis note that most reports of misuse occured with medicines in child resistant packaging. Both Clive Newman and colleagues from Queen's Medical Centre at the University Hospital in Nottingham and John O'Donnell et al from the Royal Hospital for Sick Children ...

Biggest Acoustics Meeting Ever

...played on the piano sounds different from the same note played on the guitar because ofdifferences in a qu...with a"fundamental frequency" corresponding to the note C, but each instrument produces varying levels ofother, higher frequencies called "overtones" which ...

New Vancomycin Structure May Point To Path For Overcoming Antibiotic Resistance

...ntof the next generation of antibiotic drugs. They note that bacteria are able toswap drug-resistance genes among species -- in fact, the vancomycin-resistantstaphylococcus aureus may have garnered its capability from another, lessvirulent microbe called enterococcus. Given the fast-paced global spread of...

Interleukin-12 Helps Control Mycobacterium Avium Infection

...e who have AIDS or are otherwiseimmunocompromised, note Mark Doherty, Ph.D., and Alan Sher, Ph.D., of NIAID'sLaboratory of Parasitic Diseases, in their report published June 1 in the TheJournal of Immunology. Furthermore, they postulate that the same approach mightwork for other opportunistic infections ...

Largest Generation Of Adolescents Faces Reproductive Health Risks

...l, unplanned pregnancy, oradverse health effects," note demographers John Bongaarts and Barney Cohen inthe issue's introduction. Key findings from the studies in this issue include: The length of time between first intercourse and first marriage has increasedin many countries, exposing young women to a...

Genetic Defect Protects Against Smoking

...an others, altering theireffectiveness. They also note that smokers who carry the defective gene will beless efficient at turning the procarcinogens in tobacco smoke into carcinogens,and may therefore, in addition to decreased smoking, be less likely to developlung and other tobacco-related cancers. ...

Multi-Center Study Provides Guidelines For Genetic Testing In Women With Breast Cancer: BRCA Abnormalities Multiply Risk Of Ovarian Cancer

.... One of the most important findings of the study, note the authors, was theobservation that women with breast cancer who have mutations in either gene havethis sharply elevated risk, which was previously associated only with BRCA1. Most women with breast cancer are not at a significantly increased risk o...

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