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Science News for December 4, 2000


Common hearing test for newborns may be wrong up to a third of the time

A study found that a common newborn hearing test may give false positives in as many as 35% of cases, leading to unnecessary worry and costs for follow-up tests. In contrast, a more complex test gave normal-hearing babies a passing grade nearly all the time.

SourceMichigan Medicine - University of Michigan·JournalAmerican Journal of Audiology·DateDec 4, 2000

Researchers find a genetic cause of type 1 diabetes and autoimmunity

Scientists have found a novel gene, JM2, that causes an inherited form of type 1 diabetes and autoimmunity in boys. The mutations affect the protein's function, leading to hyperactive immune cells that destroy islet cells, resulting in diabetes and allergies.

SourceWashU Medicine·JournalJournal of Clinical Investigation·DateDec 4, 2000
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Breast-cancer risk related to insulin-resistance indicators, elevated levels of sex hormones, UB study shows

A new UB study reveals a significant association between breast cancer risk and physical characteristics of insulin resistance, including abdominal fat distribution and higher-than-normal male and female sex hormones. Women with increased waist-to-hip ratio and oily skin are at greater risk of developing breast cancer.

SourceUniversity at Buffalo·JournalCancer Causes & Control·DateDec 4, 2000

Young healthy smokers take significantly more days off work than non-smokers

Research in Tobacco Control found that young healthy smokers took more time off work than non-smokers, with a significant increase in hospital admissions and lost workdays. Men smokers were more likely to take time off work and be admitted to hospital, while women smokers had higher admission rates as well.

SourceBMJ Specialty Journals·JournalTobacco Control·DateDec 4, 2000

Radioactive compound used to see childhood cancer may help kill it too

A new trial found that a radioactive compound called MIBG can not only image but also help kill neuroblastoma tumors. In the Phase I trial, 11 children with advanced neuroblastoma had positive responses and few side effects when treated with MIBG combined with chemotherapy and bone marrow transplant.

SourceMichigan Medicine - University of Michigan·DateDec 4, 2000

'Translocation' surgery yields unprecedented results

A new operation developed at Johns Hopkins improves vision for nearly half of the first 100 patients treated with early-stage macular degeneration. Six months after surgery, 48% of patients could read an additional two lines on a standard eye chart or had vision of 20/100 or better, enough to legally drive in Maryland.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Ophthalmology·DateDec 4, 2000
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Stress levels can affect success of pneumonia vaccinations

A recent study from Ohio State University found that stress levels can weaken the immune system's response to pneumonia vaccinations. After six months, vaccinated individuals who were highly stressed showed a weaker immune response compared to those with lower stress levels.

SourceOhio State University·JournalPsychosomatic Medicine·DateDec 4, 2000

Researchers reveal insidious role of a 'serpin' in Alzheimer's Disease

A team of researchers found that the protein alpha1-antichymotrypsin doubles the accumulation of Alzheimer's disease-associated amyloid plaque in mice brains, indicating a potential therapeutic target. The study suggests that reducing or inhibiting this protein's activity could help prevent plaque formation and brain damage.

SourceUniversity of California - San Francisco·JournalAmerican Journal Of Pathology·DateDec 4, 2000

Annals of Internal Medicine tip sheet, December 5, 2000

A cost-effectiveness study finds radiofrequency ablation effective in treating supraventricular tachycardia, improving quality of life and reducing hospital visits. However, the online availability of hydrazine sulfate, touted as a cancer treatment with few side effects, has raised safety concerns after a fatal case report.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateDec 4, 2000
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Game of life allows all mating strategies

A study by Cornell University researchers found that each mating strategy in side-blotched lizards has its advantages and vulnerabilities, allowing them to coexist and perpetuate. The aggressive orange-throated males, loyal blue-throated males, and sneaky yellow-throated males all have a reasonable chance of reproductive success.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateDec 4, 2000
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Bunk beds risky for children

A study of over 8,000 Scottish children found that under-6s are at high risk of injury from bunk bed falls. Most injuries were classified as significant and included fractures, head trauma, and lacerations.

SourceBMJ Specialty Journals·JournalInjury Prevention·DateDec 4, 2000