Add BrightSurf on Google Email

Science News for May 15, 2002


Outpatient treatment is as effective as inpatient treatment for PID

A new study published in the American Journal of Obstetrics and Gynecology found that outpatient antibiotic treatment for PID is just as effective as inpatient treatment. The study, known as PEACH, involved 831 women with PID and showed no significant differences in outcomes between those treated inpatient or outpatient.

SourceUniversity of Pittsburgh Medical Center·JournalAmerican Journal of Obstetrics and Gynecology·DateMay 15, 2002
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Pattern recognition receptors on mast cells

Pattern recognition receptors on mast cells play a crucial role in triggering an immune response and modulating inflammation. This receptor activation leads to the release of histamine and other pro-inflammatory mediators, contributing to various diseases such as allergic reactions and asthma.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateMay 15, 2002

A possible new way to block HIV infection of healthy cells discovered

A new method to prevent HIV from infecting healthy cells has been discovered by a team of researchers at the University of Illinois. The study found that reverse-chirality D-peptides can block the virus's entry into cells, providing a potential new therapeutic option.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Biological Chemistry·DateMay 15, 2002

The Lancet Neurology press release

Researchers explore the role of dopamine in the placebo effect, which shows promise for treating Parkinson's disease, depression, and pain. Meanwhile, preclinical studies on bone-marrow stromal cells suggest potential therapeutic benefits for neural injury treatments like stroke.

SourceThe Lancet_DELETED·JournalThe Lancet Neurology·DateMay 15, 2002
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

End of 'free ride' on ecosystem CO2 absorption

A study led by Duke University ecologist Robert Jackson found that soil nitrogen availability constrains the capacity of ecosystems to absorb increased atmospheric CO2. The research suggests that natural systems will no longer be able to take up excess carbon dioxide, emphasizing the need for stringent emissions controls.

SourceDuke University·JournalNature·DateMay 15, 2002

Can we enlist substitute genes to fight muscular dystrophy

Scientists have found a way to activate the utrophin gene, which can help compensate for the lack of dystrophin protein in muscles affected by Duchenne's muscular dystrophy. The study suggests that over-producing utrophin may be a viable alternative to adding a working copy of the dystrophin gene through gene therapy.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of the Neurological Sciences·DateMay 15, 2002

Researchers find new genetic influences on alcohol metabolism

Scientists have identified several genes that affect how much alcohol reaches the brain and how long it remains there, shedding light on individual differences in alcohol metabolism. The findings could lead to new treatments for alcoholism and highlight the importance of further research into the genetic factors involved.

SourceAlcoholism: Clinical & Experimental Research·DateMay 15, 2002

Researchers gain insight into function of memory enhancing drugs

Scientists studied glutamate receptors, finding that experimental drugs regulate desensitization by binding to a separate site. This knowledge may lead to new treatments for Alzheimer's disease and other disorders.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalNature·DateMay 15, 2002
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Estrogen may dictate what problem-solving strategy brain uses

A study found that estrogen biases rats to use a place-oriented task strategy faster than those without estrogen. However, response-driven tasks were completed quicker by rats not on estrogen. The research suggests estrogen enhances some forms of learning but impairs others.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalBehavioral Neuroscience·DateMay 15, 2002

A new role for a versatile stem cell

A recent study published in JCI Journals reveals that a versatile stem cell can be repurposed to enhance tissue repair and regeneration in various tissues. The researchers discovered that the stem cell can differentiate into multiple cell types to facilitate the healing process.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateMay 15, 2002
Apple iPhone 17 Pro

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

Racial differences explored in treatment response for hepatitis C

The VIRAHEP-C clinical trial investigates the effectiveness of combination therapy for chronic hepatitis C, with a focus on racial disparities. Researchers hope to determine factors associated with sustained virological response rates in African-American patients, who are disproportionately affected by the disease.

SourceUniversity of North Carolina Health Care·DateMay 15, 2002

Whitewater death inspires students to create safer helmet

Two Johns Hopkins engineering students designed and fabricated a new whitewater recreation helmet with three layers of EVA foam for better protection. The prototype helmet was tested and found to absorb enough energy to prevent serious head injuries, with costs reduced by using rapid prototyping technology.

SourceJohns Hopkins University·DateMay 15, 2002

Continued disruption of movement among alcoholics despite abstinence

Researchers examined abstinent alcoholics and healthy controls to investigate motor functioning, finding impaired limb movements, gait, and postural stability. Alcoholic men showed slower movement speeds and jerky movements, while women displayed less impairment but still struggled with postural instability.

SourceAlcoholism: Clinical & Experimental Research·DateMay 15, 2002
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Cutting edge

Scientists have overcome technical difficulties by linking ribozymes to helicases, allowing for efficient inhibition of target RNAs and enabling the development of a method for investigating random RNA functions.

SourceEuropean Molecular Biology Laboratory·JournalEMBO Reports·DateMay 15, 2002

U of Minnesota study: Adult bone marrow stem cells can become liver cells

Researchers have discovered that adult bone marrow stem cells can differentiate into liver cells, secreting key proteins and enzymes. This breakthrough could lead to the development of bio-artificial livers and improved treatment options for patients with genetic liver diseases.

SourceUniversity of Minnesota·JournalJournal of Clinical Investigation·DateMay 15, 2002

Molecular 'motor' drives rotavirus replication

Researchers describe atomic structure of rotavirus protein NSP2, which drives viral genome replication and packaging. Identifying this protein as a potential target for anti-viral drugs could help combat rotavirus infections.

SourceBaylor College of Medicine·JournalNature·DateMay 15, 2002
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Alcohol may hasten the progression of cancer

Research found that chronic alcohol consumption led to a decrease in survival of melanoma-bearing mice due to body fat loss, suggesting potential risks for human cancer patients. The study also highlights the role of leptin in modulating immune function and cancer progression.

SourceAlcoholism: Clinical & Experimental Research·DateMay 15, 2002