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Science News Archive October 2005


Page 3 of 16

Lippman recognized for discoveries in cancer prevention

Dr. Lippman's work has uncovered new means of treating and preventing several types of cancer through his research on molecular biology and carcinogenesis. His studies have also led to the development of molecular targeted drugs for cancer prevention, including trials for high-risk populations.

Baby's genes affect mom's cholesterol levels

Researchers found that baby's genes have a significant impact on mother's lipoprotein levels, which can increase risk of cardiovascular disease. The study suggests that pregnancies may be less affected by maternal genetic defects if the fetus compensates for them.

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.

Lineage trees for cells

Researchers developed a system to trace lineage on a large scale by analyzing genetic mutations in microsatellites, creating accurate cell lineage trees for living cells. The method uses a computer algorithm to analyze genetic information and assess degrees of relatedness.

University of Georgia team investigates effects of nanoparticles on environment

A University of Georgia research team is studying the effects of manufactured nanoparticles on microorganisms and small worms in soil. The study aims to understand the bioavailability and toxicity of zinc oxide nanoparticles, which may establish potential ecological and human health risks if released into the environment.

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.

Yale scientists participate in $12.3M NIH National Technology Center

Two Yale scientists are part of a research team receiving a $12.3 million grant from the National Institutes of Health to study how cells interact with their environments. The team will develop methods to quantitatively measure, model, and manipulate live cells using non-invasive light-based techniques.

Poor pregnancy outcomes linked to increased uric acid

Researchers found that women with preeclampsia and elevated uric acid levels had a nearly seven-fold increased risk of premature delivery and delivered nearly four weeks earlier than those with normal uric acid levels. High blood pressure without protein in the urine also linked to early delivery risks.

Recommendation for public health nurses to be more population focused

The study emphasizes the importance of population-focused nursing practices, highlighting the need for public health nurses to prioritize prevention and community-based care. By shifting their focus to population health, nurses can have a more significant impact on promoting healthy behaviors and preventing disease.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Stanford innovation helps 'enlighten' silicon chips

Researchers at Stanford University have developed a new type of silicon-based modulator that can enable high-speed light connections between chips. This innovation could pave the way for faster data transfer rates and improve performance in computing hardware.

International consortium completes map of human genetic variation

The Human HapMap project provides a powerful tool for exploring the root causes of common diseases. By mapping genetic variation across the entire genome, researchers can identify genetic contributions to diseases such as diabetes, cancer, and Alzheimer's disease more efficiently.

Wnt signaling controls the fate of stem cells in adult brains

Researchers at the Salk Institute have identified Wnt3 signaling molecules as crucial for controlling the fate of adult brain stem cells, leading to neuron differentiation. This finding has significant implications for regenerative medicine and our understanding of neurogenesis.

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.

Walking and sports linked with heart health benefits in Japan, too

A large-scale study found a significant inverse association between time spent walking and risk of ischemic stroke, as well as an inverse relationship between sports participation and coronary heart disease risk in Asian countries. Regular physical activity was associated with reduced risk of cardiovascular disease mortality.

Bone marrow stem cells may heal hearts even years after heart attacks

Researchers have made a breakthrough in cardiac regeneration using bone marrow stem cells, improving left ventricular function and reducing infarct size in patients with old myocardial infarction. The therapy is safe, simple, and shows promising results, paving the way for larger trials to confirm its effectiveness.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Popular insecticide detected in suburban stream beds

Researchers have detected pyrethroids, a common insecticide, in nearly all sediment samples from urban and suburban streams, posing a threat to aquatic ecosystems. The finding highlights the need for greater monitoring and consideration of the potential effects of residential use of pyrethroids on water systems.

Cassini finds Prometheus a sculptor of Saturn's rings

The Cassini mission reveals that Prometheus creates regular patterns in the F ring, including channels and streamers, by gravitationally extracting material from the ring. This phenomenon poses unique challenges to understanding ring-satellite interactions.

UC Santa Barbara researchers light up 'dark' spins in diamond

Researchers at UC Santa Barbara have successfully detected and studied 'dark' spins in diamond, a significant breakthrough in the development of room temperature quantum computing. The discovery could enable networks of spins to process information at the atomic level.

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.

EMBO selects Europe's best young independent scientists

The EMBO Young Investigator Programme identifies and supports outstanding young life scientists in Europe, providing a range of benefits to enhance their research and reputation. The programme has a highly competitive selection process with a 13% success rate, supporting 70 talented researchers.

Doctors call for urgent review of cancer initiative

A hospital research team and a leading cancer professor express serious concerns about the effectiveness of the two-week wait target, which has not improved survival rates. They urge the Government to rethink the target and focus on targeting all stages of the cancer pathway for earlier diagnosis and treatment.

Studies on human genome variation provide insight into disease

Researchers analyzed human genome variation in various populations to understand disease susceptibility, reproductive success and genetic disorders. Gene conversion played a critical role in shaping the genetic diversity of the Luteinizing Hormone/Chorionic Gonadotropin Beta cluster, which is associated with pregnancy success.

Childhood asthma affecting more than just breathing

A recent study found that children with asthma are more likely to experience social functioning issues, depression, and anxiety. Children with higher levels of anxiety or depression tend to have poorer interpersonal relationships and fewer friends.

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.

Mayo Clinic researchers find math learning disorder is common

Math learning disorder (Math LD) is more prevalent than previously thought, with estimates suggesting it affects up to six percent of school-age children. Researchers found that Math LD often co-occurs with reading disability and that current strategies for identifying LD may overlook this association.

Authorise generic avian flu drugs: Researchers

Researchers urge Australia to issue compulsory licences, enabling local generic manufacturers to produce antiviral therapies at lower costs. This move would enhance the country's preparedness for pandemics, particularly in high-risk regions like Indonesia.

Haplotype map offers new insights into human disease, evolution

A global consortium has released a haplotype map, providing valuable information on human genetic variation and its association with diseases. The map reveals complex patterns of inheritance, allowing for more efficient identification of genetic contributors to common diseases.

Apple iPhone 17 Pro

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

Protein aggregates in Lou Gehrig's disease linked to neuron death

A Northwestern University study using live-cell time-lapse spectroscopy clearly links the presence of mutant SOD1 protein aggregates with neuronal cell death in ALS. The research provides a new understanding of aggregate structure and composition, offering hope for developing genetic suppressors and therapeutics.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Diabetes and depression can be a fatal mix

Patients with diabetes and depression are more likely to have cardiovascular and cerebrovascular complications, as well as increased mortality rates. The study found that a sedentary lifestyle was an important independent predictor of mortality from diabetes.

Modifications render carbon nanotubes nontoxic

Researchers at Rice University have developed a method to reduce the toxicity of water-soluble carbon nanotubes through surface modifications. The study found that even minor changes can dramatically decrease cytotoxicity, making these nanoparticles more suitable for medical diagnostics and imaging.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Scientists unpick genetics of first 15 minutes of life

The HIRA gene plays a crucial role in re-packaging sperm DNA after fertilization, enabling it to engage with maternal DNA and form a new life. A mutation in this gene can prevent zygote formation, highlighting the importance of genetic processes in reproduction.

Even 'failed stars' form planets

A team of astronomers investigated six young brown dwarfs and found that dust particles in their circumstellar discs stuck together, forming larger clumps of olivine. This material is also found in comets and normal stars, suggesting a similar growth process in planet formation

Study sheds light on signaling mechanism in stem cells, cancer

Researchers uncover new insights into Hedgehog signaling, revealing the primary cilium's crucial role in connecting Smoothened to downstream signaling. This discovery has significant implications for understanding cancer and birth defect causes, as well as advancing stem cell research.

Celestron NexStar 8SE Computerized Telescope

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

New analysis supports starting with VFEND for life-threatening fungal infections

A retrospective analysis of patients with invasive aspergillosis showed that those who initially received Pfizer's antifungal agent VFEND had better survival rates and were less likely to need salvage therapy than those on amphotericin B. The study found that patients who started on VFEND also had higher success rates in switching to o...

Middle-age people more likely to use alternative medicine

Researchers found that middle-age adults are more likely to use complementary and alternative medicine (CAM) for prevention rather than treatment, with biologically-based therapies used equally for both purposes. The study analyzed data from the 2002 National Health Interview Survey, covering 31,044 participants.

New imaging technique reveals how likely you are to break a bone

Scientists have developed a laser imaging technique that can assess bone strength more accurately, predicting the likelihood of young women developing osteoporosis in later life. By measuring collagen content, the new Raman spectroscopic technique eliminates the impact of overlying tissues.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Innovate or perish? Helping developing countries fight neglected diseases

Researchers outline new approaches to help developing countries address neglected diseases by pooling resources through health innovation networks. The recommended approach emphasizes harmonized development in six sectors, including manufacturing, research and development, and intellectual property systems.

Purdue's gold nanorods brighten future for medical imaging

Researchers at Purdue University have developed a new type of medical imaging technique that uses gold nanorods to detect tiny structures in the bloodstream. The nanorods yield images nearly 60 times brighter than conventional fluorescent dyes, making them ideal for early detection of cancer.

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.

Study provides insight into cellular defenses against genetic mutation

A recent study has uncovered a natural quality control mechanism in cells that identifies and eliminates faulty messenger RNAs (mRNAs) containing premature stop codons, known as nonsense mutations. The mRNA-binding protein CBP80 plays a critical role in this process, allowing for the development of drug-based gene therapies to combat d...

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.

Growth hormone illegal for off-label anti-aging use, study warns

A recent study reveals that human growth hormone (HGH) is illegal for off-label anti-aging use and can accelerate aging. The researchers warn that many people are unknowingly receiving the drug, which has high rates of serious adverse effects and may increase cancer risk.

Structure of key cancer drug target identified

The research discovered the structure of JAK2 kinase, a well-validated drug target for cancer and other disorders. The discovery will enable the development of specific molecules to treat diseases where JAK kinases play a pivotal role, leading to a rapid growth of phase I therapeutics.