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Science News Archive October 2004 - Page 13


Page 13 of 13

Below the surface: New clues to plant signaling from the roots

Researchers at the University of Utah have identified a novel gene, BYPASS1, that regulates root-to-shoot communication and controls plant architecture. The study reveals that roots produce a growth-inhibiting substance that affects shoot development, providing new insights into plant signaling.

SourceCell Press·JournalCurrent Biology·DateOct 4, 2004
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.

Warning: NYPD Blue may affect your opinion of the President

Researchers found that viewers of crime dramas, such as NYPD Blue, were more likely to view crime as a top issue and influenced their overall opinions about the president. Weekly viewers of these programs were nearly twice as likely to report crime as the most important problem facing the nation.

SourceOhio State University·JournalPolitical Communication·DateOct 4, 2004

Head lice reveal contact between modern and ancient humans

Head lice analysis suggests that modern humans (Homo sapiens) and archaic humans (Homo erectus) carried distinct types of lice. The study proposes a scenario where the New World louse evolved on an archaic form of humans before transferring to a modern version.

SourcePLOS·JournalPLOS Biology·DateOct 4, 2004
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Research team develops nonhuman primate model of smallpox infection

A research team led by Peter B. Jahrling has successfully developed a nonhuman primate model of smallpox infection in monkeys. The study demonstrates that variola virus can produce lethal disease in monkeys, providing valuable insight into the pathogenesis of smallpox.

SourceUS Army Medical Research Institute of Infectious Diseases·JournalProceedings of the National Academy of Sciences·DateOct 4, 2004

Clinical trial of botanicals for memory loss in menopause

A clinical trial investigates botanicals like black cohosh and red clover for memory loss in menopause, exploring their potential as alternatives to hormone therapy. The study aims to understand how these therapies may influence brain function and cognitive performance.

SourceUniversity of Illinois Chicago·DateOct 4, 2004

New Stanford center probes nanoscale material

Stanford University has established a new center to develop novel nanoprobes for advancing nanoscale science and technology. The center aims to create revolutionary tools for observing, manipulating, measuring, imaging, and controlling nanoscale phenomena.

SourceStanford University·DateOct 4, 2004
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.

Long thought inflexible, personality disorders show evidence of change

A landmark longitudinal study reveals that individuals with personality disorder symptoms can experience a decline in their symptoms over time, regardless of treatment or co-occurring conditions. The study's findings challenge the long-held assumption that personality disorders are stable and inflexible.

SourceBinghamton University·DateOct 4, 2004

Certain types of schizophrenia may be linked to summer birth

Research suggests a double dissociation in deficit and nondeficit schizophrenia, with summer births associated with deficit syndrome. The association was found across six countries in the northern hemisphere, supporting seasonal variations in etiology.

SourceJAMA Network·JournalArchives of General Psychiatry·DateOct 4, 2004

Annals of Internal Medicine tip sheet for Oct. 5, 2004

A study of US travelers who died from malaria between 1963 and 2001 found that most deaths were preventable with proper medication and medical care. The researchers call for better education and resources for travelers and healthcare providers to reduce malaria-related deaths.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 4, 2004

How roots control plant shoots

Researchers at University of Utah discovered a gene, BPS1, in plant roots that sends chemical signals controlling leaf growth. The study found that manipulating this gene can change the way leaves develop, even when plants have enough food and water.

SourceUniversity of Utah·JournalCurrent Biology·DateOct 4, 2004
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Use of aspirin or other NSAIDs increases survival

A recent study published by Fox Chase Cancer Center found that patients who used nonsteroidal anti-inflammatory drugs (NSAIDs) regularly before their diagnosis and treatment had improved overall survival rates. The research involved 1,206 men with localized prostate cancer and compared the outcomes of those who used NSAIDs regularly to...

SourceFox Chase Cancer Center·DateOct 4, 2004
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Researchers examine recurrence of low back pain

Researchers will investigate the relationship between motor coordination, kinesiophobia, and recurrence of low back pain. The study aims to provide treatment guidelines based on individual motor coordination profiles and kinesiophobia scores.

SourceOhio University·DateOct 4, 2004

Endangered frogs coexist with fungus once thought fatal

Researchers in Australia have discovered that frog populations of critically endangered species can persist with stable fungal infections, challenging the role of a deadly disease in their declines. The study found no evidence that survival differed between infected and uninfected frogs, suggesting coexistence rather than devastating i...

SourcePLOS·JournalPLOS Biology·DateOct 4, 2004

Episiotomies do not prevent shoulder injury to infants stuck in birth canal

A recent study published in the American Journal of Obstetrics and Gynecology found that episiotomies do not reduce the likelihood of shoulder injuries to infants stuck in the birth canal. Instead, rotating the infant may realign its shoulders to fit within the mother's pelvis.

SourceJohns Hopkins Medicine·JournalAmerican Journal of Obstetrics and Gynecology·DateOct 4, 2004

Plants provide model for new shape-changing materials

Researchers investigate protein structures of plants to understand their role in generating shape changes in natural materials. Successful development aims to create synthetic materials that utilize internal pressure changes for controllable shapes.

SourceVirginia Tech·DateOct 4, 2004
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Commandeering cellular machinery: recognition mechanism to detect small molecules

Scientists have developed a method to re-engineer nuclear receptors, allowing them to bind to specific small molecules. The technique enables the detection of common drugs, chemical weapons, and other important molecules. By hijacking cellular machinery, researchers can create new sensing mechanisms.

SourceGeorgia Institute of Technology Research News·JournalProceedings of the National Academy of Sciences·DateOct 3, 2004

Spring-fall flu shots safe, protect children

The study found that spring-fall flu shots were as effective as traditional fall schedules in protecting toddlers from flu complications. Additionally, the spring-fall schedule allowed children to receive their immunizations earlier and completed their vaccination process faster than those in the standard fall group.

SourceDuke University Medical Center·DateOct 2, 2004
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Study shows CRC risk higher in people with insulin-requiring type 2 diabetes

A retrospective cohort study of 24,918 patients with type 2 diabetes found those on more than three years of insulin therapy have a significantly higher risk of developing colorectal cancer. The study's lead author hopes the findings will lead to more effective cancer prevention efforts.

SourceAmerican Gastroenterological Association·JournalGASTROENTEROLOGY·DateOct 1, 2004

Data show ZYVOX is more effective and reduces costs

A study of US patients treated with ZYVOX for complicated skin infections caused by MRSA found significantly better clinical cure rates (92% vs. 86%) and reduced healthcare costs ($652 per patient). The treatment's oral option also facilitated earlier discharge, contributing to cost savings.

SourceEdelman Public Relations, New York·DateOct 1, 2004

World Trade Towers design exceeded wind load codes

The National Institute of Standards and Technology (NIST) has reanalyzed the wind loads that the World Trade Center (WTC) towers were originally designed to resist, finding that the values used in the design exceed those established by building codes prior to 1968. The study suggests that the WTC towers' reserve capacity to withstand u...

SourceNational Institute of Standards and Technology (NIST)·DateOct 1, 2004
Apple iPhone 17 Pro

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

NSF funds first nanoscale center for learning and teaching

The National Science Foundation (NSF) has funded the first nanoscale center for learning and teaching, which aims to integrate nanotechnology into existing curricula in grades 7-12. The center will produce modular education materials, expand professional development programs for teachers, and research educational strategies.

SourceU.S. National Science Foundation·DateOct 1, 2004

American Thoracic Society Journal news tips for October 2004 (first issue)

A study involving 15,555 participants found that current smokers, ex-smokers, and passive smokers are at a higher risk of habitual snoring. The frequency of snoring increases with the amount of tobacco smoked, with vitamin E showing a potential protective effect against asthma.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateOct 1, 2004

U-M researchers show cottonseed drug boosts cancer treatment in mice

Researchers at the University of Michigan have found that a potential small molecule inhibitor, (-)-gossypol, can boost the effectiveness of radiation therapy and chemotherapy in human prostate tumors in mice. The study demonstrates increased induction of apoptosis, making cancer cells more sensitive to treatment.

SourceMichigan Medicine - University of Michigan·DateOct 1, 2004

Radiologists call for judicious use of CT for detecting pulmonary embolism

A study found that the number of CT scans performed for suspected pulmonary embolism increased significantly between 1997-1998 and 2002-2003, despite only a proportionate increase in actual cases. Radiologists are now seeing smaller abnormalities that were previously undetectable, leading to reconsideration of clinical issues.

SourceAmerican College of Radiology·JournalAmerican Journal of Roentgenology·DateOct 1, 2004
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

The more you have on your plate, the more you overeat

Researchers found that volunteers who consumed larger portions weighed an average of 39% more food and 273 calories per person compared to the previous week. The study suggests that larger portion sizes may be a major factor behind the rise in obesity rates among young adults.

SourceCornell University·JournalJournal of Nutrition·DateOct 1, 2004

Diatom genome reveals key role in biosphere's carbon cycle

The diatom genome project provides insight into the vital role that diatoms play in mediating global warming by absorbing CO2 and producing oxygen. Diatoms also have a unique urea cycle to reduce their dependence on nitrogen, enabling them to thrive in changing ocean conditions.

SourceDOE/Joint Genome Institute·JournalScience·DateOct 1, 2004
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Don't stand so close to me: A new view on how species coexist

Researchers discovered that differences in life histories among parasitoid wasp species lead to 'gaps' that open up over time, resulting in the great diversity of wasps seen in nature. This finding suggests a new basis for explaining how communities assemble and sheds light on the role of evolution in shaping ecological patterns.

SourceImperial College London·JournalScience·DateOct 1, 2004

DNA sequence controls expression of gene involved in cancer

Researchers have identified a new region on the bcl-2 gene that regulates its expression and stability. This discovery may lead to the development of new cancer therapies by targeting the CA-repeated Region (CAR) to reduce bcl-2 levels in cancer cells.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateOct 1, 2004

Studying the chemistry of drugs in wastewater

Researchers at NIST studied four pharmaceuticals and their reactions with chlorine, finding multiple products some of which are highly toxic. The resulting compounds were more hydrophobic than the original drugs, raising concerns about potential environmental and health impacts.

SourceNational Institute of Standards and Technology (NIST)·DateOct 1, 2004
Celestron NexStar 8SE Computerized Telescope

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

Helping investigators gather crime evidence from PDAs

Researchers examined software tools designed to acquire information from PDAs, including deleted data and user passwords. The study aims to provide a comprehensive overview of the capabilities and limitations of these tools.

SourceNational Institute of Standards and Technology (NIST)·DateOct 1, 2004

US researchers show cottonseed drug is cancer treatment booster

Researchers have discovered a cottonseed-derived compound that enhances the effectiveness of radiotherapy and chemotherapy in treating various cancers, including prostate cancer. The study's findings suggest that the compound, (-)-gossypol, can increase induction of apoptosis and make tumours more sensitive to radiation therapy.

SourceEuropean Organisation for Research and Treatment of Cancer·DateOct 1, 2004

National Science Foundation awards $2 million grant to UC Riverside

A five-year study will monitor weed growth and make recommendations for maintaining fragile biodiversity, which is already impacted by development. The research aims to determine the threshold at which nitrogen affects different vegetation types and model future vegetation based on N emissions and urban development scenarios.

SourceUniversity of California - Riverside·DateOct 1, 2004

New therapy for specific form of leukemia

Researchers have discovered a new mechanism for the formation of active cancer genes in T-cell acute lymphatic leukemia (T-ALL), leading to an uncontrolled growth of immature white blood cells. The study suggests using Glivec, a kinase inhibitor that targets ABL1, as a potential treatment for T-ALL patients.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature Genetics·DateOct 1, 2004
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

32 new grants made for innovative technology R&D

NIST has awarded up to $80.1 million in funding for 32 new advanced technology program (ATP) projects, spanning various key technology areas including energy, medical diagnostics, electronics, and computer interfaces. The projects aim to improve productivity, facilitate trade, and enhance quality of life.

SourceNational Institute of Standards and Technology (NIST)·DateOct 1, 2004

Study finds chance of appendicitis 'very low' if appendix is not visible on CT

A study analyzed CT scans of 366 patients with abdominal pain to investigate the likelihood of acute appendicitis when the appendix is not visible on the scan. The researchers found that only one out of 46 patients who had an unseen appendix actually had appendicitis, suggesting a very low chance of this condition.

SourceAmerican College of Radiology·JournalAmerican Journal of Roentgenology·DateOct 1, 2004

Time running out for South Asian vultures, ecologists warn

Research published in Journal of Applied Ecology reveals that less than 1% of contaminated carcasses can cause rapid declines in vulture populations. Diclofenac poisoning is identified as the main cause of these declines, which are among the most rapid ever recorded for any wild bird species.

SourceBlackwell Publishing Ltd.·JournalJournal of Applied Ecology·DateOct 1, 2004