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Study of sugars on cell surface identifies key factor in flu infection

Researchers have identified a key factor that determines influenza virus ability to infect human upper respiratory tract cells. The H5N1 avian flu virus must adapt to bind to specific sugar molecules coating the cells of our noses and throats.

SourceNIH/National Institute of General Medical Sciences·JournalNature Biotechnology·DateJan 6, 2008
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.

The devil in the dark chocolate

While flavanol-rich dark chocolate offers cardiovascular benefits, manufacturers often remove these compounds to balance calorie content, rendering the product less healthy than claimed. Flavanols have antioxidant properties but are not a guarantee of healthiness.

SourceThe Lancet_DELETED·JournalThe Lancet·DateDec 20, 2007

Story ideas from the Journal of Biological Chemistry

Researchers found that high sugar consumption led to obesity, insulin resistance, and cognitive decline in mice. The study highlights the potential link between sugary drinks and Alzheimer's disease, a finding that could have significant implications for human health.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateDec 7, 2007

Hormone links sleep, hunger and metabolism, researchers find

A study by UT Southwestern Medical Center researchers found that the hormone orexin activates HIF-1, which increases energy production in cells. This activation is linked to the body's response to low blood sugar and hunger, suggesting a new mechanism for metabolic regulation.

SourceUT Southwestern Medical Center·JournalGenes & Development·DateNov 14, 2007
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.

Hungry microbes share out the carbon in the roots of plants

A study at the University of York found that microbes in plant roots rapidly consume sugars and convert them into carbon dioxide, creating a shortcut in the carbon cycle. This process was demonstrated using C-13-labeled carbon dioxide, allowing researchers to identify the active microbes.

SourceUniversity of York·JournalProceedings of the National Academy of Sciences·DateOct 18, 2007
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.

Annals of Internal Medicine tip sheet for Sept. 18, 2007

The American College of Physicians recommends setting blood sugar targets for patients with type 2 diabetes, aiming to prevent microvascular complications. Additionally, a study reveals that many women of childbearing age are prescribed dangerous drugs without proper birth control monitoring.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateSep 17, 2007

Soft drinks alone do not affect children's weight

A recent study published in the International Journal of Food Sciences and Nutrition found no evidence that soft drinks alone contribute to children's weight gain. Instead, researchers discovered that overweight children consumed more food overall and had a greater tendency towards savory rather than sweet foods.

SourceSugar Nutrition UK·JournalInternational Journal of Food Science and Nutrition·DateSep 11, 2007

Nice but naughty -- our addiction to chocolate

Research suggests that cravings for chocolate are driven by sugar and fat content rather than psychoactive compounds, contradicting popular notions of 'addiction'. The study also reveals a preference for milk chocolate and chocolate-covered confectionery over dark chocolate.

SourceUniversity of Bristol·DateSep 11, 2007

Sugar identified as key to malaria parasite invasion

Researchers have discovered that a sugar in mosquitoes allows the malaria-causing parasite to attach itself to the gut, enabling its development and transmission. Reducing this sugar can prevent parasites from developing, offering a promising approach to blocking malaria spread.

SourceJohns Hopkins Bloomberg School of Public Health·JournalProceedings of the National Academy of Sciences·DateSep 10, 2007
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.

Nicotine rush hinges on sugar in neurons

A University of Southern California study reveals that sugar molecules attached to the surface of the receptor act as a hinge, opening a gate in the cell membrane and transmitting news of nicotine's arrival. The research also identifies a water molecule deep in the receptor's core, which may enable the receptor to alter its shape.

SourceUniversity of Southern California·JournalNature Neuroscience·DateJul 22, 2007
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.

White blood cells are picky about sugar

Researchers discovered that neutrophils recognize and respond to a specific form of sugar called beta-1,6-glucan on the surface of fungi, which elicits a stronger reaction than another sugar with similar chemical properties. This unique sugar may help stimulate the immune system and combat deadly pathogens.

SourceWhitehead Institute for Biomedical Research·JournalCell Host & Microbe·DateJul 11, 2007

Mechanoluminescence event yields novel emissions, reactions

A recent study by University of Illinois researchers has revealed extensive atomic and molecular spectral emission not previously seen in a mechanoluminescence event. The findings also include the first report of gas phase chemical reactions resulting from a mechanoluminescence event.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of the American Chemical Society·DateMay 8, 2007

Creating corn for cars

Researchers at Michigan State University have developed a new corn variety that can break down cellulose in leaves and stalks into simple sugars for ethanol production. This innovation allows for more cost-effective and efficient production of ethanol, enabling the sale of waste products as an economically viable commodity.

SourceMichigan State University·DateMay 4, 2007

ASU, Walter Reed researchers create prosthesis of the future

Researchers at ASU and Walter Reed Army Medical Center are creating a smart, active, and energy-storing transtibial prosthesis called SPARKy. The device has been shown to amplify motor power by three-fold in experiments with able-bodied subjects, enabling it to revolutionize prosthetics for military personnel and others.

SourceArizona State University·DateMay 1, 2007
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.

Meeting the ethanol challenge: Scientists use supercomputer to target cellulose bottleneck

A team of scientists has conducted molecular simulations to understand the cellulose enzyme complex's role in breaking down tightly bound cellulose into sugars. By discovering key steps in this process, researchers can develop protein engineering strategies to speed up the reaction and produce ethanol more efficiently.

SourceUniversity of California - San Diego·JournalProtein Engineering Design and Selection·DateApr 24, 2007

Learning from both ends of the stethoscope

A systematic review of studies published over four decades confirms that good doctor-patient communication significantly impacts patient outcomes, including resolution of chronic headaches and improved blood pressure readings. The review highlights the importance of clarifying instructions and checking for understanding to ensure effec...

SourceIndiana University·JournalMedical Care·DateApr 9, 2007
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

A sweet step toward new cancer therapies

A team of researchers has developed a technique to identify and structurally characterize glycans, assemblies of sugars attached to proteins on cancer cell surfaces, which may lead to the development of diagnostic tools or therapeutic agents specifically targeting them.

SourceUniversity of Michigan·JournalAnalytical Chemistry·DateMar 30, 2007
Apple iPhone 17 Pro

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

A spoonful of sugar makes the medicine go to work

Researchers have adapted bacteria in the human gut to produce human growth factors that repair colon cells, reducing inflammation in IBD. The treatment uses a plant sugar called xylan, found in tree bark, to control the release of the medicine.

SourceUniversity of Leeds·DateJan 22, 2007

Children's packed lunches: Are they even worse than Turkey Twizzlers?

A study by the University of Bristol revealed that children's packed lunches are often lacking in essential nutrients like potassium and zinc. In contrast, school meals tend to provide higher intakes of protein, vitamins, and minerals, as well as lower sugar and saturated fat content.

SourceUniversity of Bristol·JournalEuropean Journal of Clinical Nutrition·DateJan 10, 2007

Clemson researchers develop nanotechnology

Researchers at Clemson University have created a nanotechnology-based countermeasure to render anthrax spores harmless. The method uses sugar-coated carbon nanotubes to bind with the spores, preventing their inhalation and destruction.

SourceClemson University·JournalJournal of the American Chemical Society·DateOct 3, 2006
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.

Psst! Coffee drinkers: Fruit flies have something to tell you about caffeine

Researchers discovered that fruit flies missing the Gr66a protein consume caffeine as if it were not bitter due to their inability to detect its taste. This finding sheds light on how animals perceive bitterness and has implications for understanding caffeine-induced behavior in other organisms, including humans.

SourceJohns Hopkins Medicine·JournalCurrent Biology·DateSep 18, 2006

UW-Madison researchers find new way to 'sweeten' key drugs

A team of Wisconsin scientists has found a simple process to expand on nature's chemical creativity, making critical anticancer agents and antibiotics. The discovery opens the door to a variety of new opportunities in the natural product drug arena.

SourceUniversity of Wisconsin-Madison·JournalScience·DateAug 31, 2006

Johns Hopkins researchers find link between cell's energy use and genome health

Researchers at Johns Hopkins Medicine found a surprising connection between the energy usage of yeast cells and their genetic material. Removing an enzyme involved in energy production led to the shutdown of 70% of genes and cell death. This study could lead to new strategies for slowing aging and treating cancer.

SourceJohns Hopkins Medicine·JournalMolecular Cell·DateJul 21, 2006

Acid rain causing decline in sugar maples, say researchers

A recent study by Cornell University researchers found that acid rain is causing a decline in sugar maple trees due to its acidic effects on the soil. The study used a test plot to replicate favorable soil conditions prior to industrial pollution and found that sugar maples rebounded dramatically when calcium levels were restored.

SourceCornell University·JournalEcology·DateJun 1, 2006
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

UGA study reveals a new way of looking at vaccine development

Researchers have developed a 3D modeling technique that shows how antibodies bind to bacterial sugars, allowing for potential new vaccines. This technique can be used to create new vaccines that protect against multiple strains of bacteria.

SourceUniversity of Georgia·JournalProceedings of the National Academy of Sciences·DateMay 22, 2006

Cell surface profiling technique could yield cancer blood test

A new cell surface profiling technique developed by Carolyn Bertozzi and her team could lead to the creation of a simple blood test for cancer diagnosis. The method involves tagging glycoproteins with a metabolic label and monitoring changes in O-linked protein glycosylation.

SourceDOE/Lawrence Berkeley National Laboratory·JournalProceedings of the National Academy of Sciences·DateApr 12, 2006

Sweet chemistry: Symposium explores sugar alternatives, science of taste

Researchers are developing new artificial sweeteners and non-calorie sweetness enhancers to reduce health risks associated with high sugar consumption. The ACS symposium highlights potential breakthroughs in treating taste disorders, identifying supertasters at risk of colon cancer, and creating safe natural sweeteners.

SourceAmerican Chemical Society·DateMar 27, 2006
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.

Too much sugar not good for coral reefs

Research by Kline at the Smithsonian Tropical Research Institute found that high levels of sugar in seawater can kill corals by encouraging bacterial growth. This discovery underscores the need to consider the impact of carbon compounds on coral reefs when developing conservation efforts.

SourceSmithsonian Tropical Research Institute·DateFeb 17, 2006

Scientists seek to unwrap the sweet mystery of the sugar coat on bacteria

Researchers at the University of Texas at Austin have developed a new method to analyze the sugar coating on bacteria, allowing for faster diagnosis of infections. The technique uses lectin microarrays to identify specific sugars on bacterial surfaces, providing valuable insights into how the immune system recognizes bacteria.

SourceUniversity of Texas at Austin·JournalNature Chemical Biology·DateFeb 13, 2006
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.

Poor control of diabetes in a large sample of patients

A recent study published in the Canadian Medical Association Journal found that over 63,000 Ontario patients with diabetes had inadequate blood sugar control, with testing rates decreasing among younger adults. The research highlights concerns about unequal access to care and its impact on health outcomes for this vulnerable population.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateJan 30, 2006

Dartmouth, GlycoFi researchers make leap in protein bioengineering

GlycoFi researchers have made a major leap in protein bioengineering by controlling sugar structures on antibodies to boost cancer-killing ability. This approach can be applied to any therapeutic glycoprotein, and the company is poised to capitalize on the growing 20% annual growth of the therapeutic protein market.

SourceDartmouth College·JournalNature Biotechnology·DateJan 22, 2006

Risks of sulfonylurea drugs in the treatment of diabetes mellitus

A large cohort study found that sulfonylurea drugs increase the risk of mortality and cardiac events in patients with type 2 diabetes. The study suggests that sulfonylureas should be used only as a third-line treatment option, due to their potential to harm heart muscle.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateJan 16, 2006

Give thanks for the cranberry, say dental researchers

Dental researchers discovered that cranberry juice acts like Teflon for teeth, preventing bacteria from clinging to surfaces. Cranberry juice also disrupts the formation of plaque by inhibiting enzymes that build dental plaque.

SourceUniversity of Rochester Medical Center·JournalCaries Research·DateNov 23, 2005
Fluke 87V Industrial Digital Multimeter

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

Some foods and beverages could hold clues for future diabetes treatment

Researchers have identified potential natural compounds in foods like tea, cinnamon, and buckwheat that could help lower blood sugar levels and prevent complications associated with diabetes. Cherries contain anthocyanins, which increase insulin production when tested in laboratory studies.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateNov 17, 2005

Sweet snacks could be best medicine for stress

Researchers found that consuming sugar snacks reduces glucocorticoid levels in rats, which can help alleviate physical and psychological stress. The study suggests that sweets made from natural sugar may be a healthy 'self-medication' option for managing stress.

SourceUniversity of Cincinnati·DateNov 15, 2005

Success tastes sweet for scientists

Researchers at The University of Manchester and The University of Maryland School of Medicine have made a breakthrough in understanding what makes a substance taste sweet. They found that sugar interacts with two types of taste receptors on the tongue, while some synthetic sweeteners only interact with one receptor. This discovery has ...

SourceUniversity of Manchester·JournalCurrent Biology·DateNov 7, 2005
Celestron NexStar 8SE Computerized Telescope

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

Sugar helps control cell division

New study reveals that O-GlcNAc modification of proteins regulates cell division and controls the steps and timing of cell division, contributing to cancer and other diseases. Researchers found that increasing or decreasing O-GlcNAc levels disrupts cell cycle, leading to cells with more than one nucleus, a common trait in cancer cells.

SourceJohns Hopkins Medicine·JournalJournal of Biological Chemistry·DateSep 20, 2005

Bumblebee see, bumblebee do

Bumblebees are twice as likely to choose green flowers over orange flowers when they watch others foraging on them. This is the first demonstration of insect social learning, where bumblebees learn by observing other insects.

SourceUniversity of Arizona·JournalBiology Letters·DateAug 31, 2005
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

UW-Madison scientists zero in on drugs' sweet spots

A team of UW-Madison scientists has developed a technique to easily manipulate and exchange the sugars found in chemicals produced in nature. This breakthrough could lead to the development of new anti-cancer treatments by allowing researchers to rapidly scan the roles of different sugars in complex natural products.

SourceUniversity of Wisconsin-Madison·JournalProceedings of the National Academy of Sciences·DateAug 8, 2005

Cats' indifference towards sugar explained

Cats have no way to recognize carbohydrates, resulting in a diet high in meat and fat. This is due to the pseudogenization of sweet-receptor genes, which prevents cats from tasting sweetness.

SourcePLOS·JournalPLOS Genetics·DateJul 24, 2005

TV confuses children about which foods are healthy, new study finds

A new study found that children who watch more TV are less able to provide sound nutritional reasons for their food choices. Excessive TV viewing can lead to confusion about which foods are healthy and help them grow strong and healthy.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalHealth Communication·DateJun 8, 2005

Longevity controlled by calorie quality, not quantity

Researchers found that reducing yeast in flies' diet increased life span by over 60%, suggesting protein or fat plays a greater role in longevity than sugar. The study's findings challenge the conventional wisdom that eating less promotes longevity and provide insight into the effects of different nutrients on life span.

SourcePLOS·JournalPLOS Medicine·DateMay 30, 2005
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.

New study documents the detrimental impact of teen beverage choices

Researchers found a step-wise increase in soft drink consumption among US children as they age, leading to a decline in milk intake and increased calorie consumption. Milk remains a primary source of essential nutrients, including calcium, phosphorus, and potassium, but its consumption declines with age.

SourceWeber Shandwick Worldwide·DateApr 3, 2005

Poplar trees redirect resources in response to simulated attack

Researchers used functional imaging to track plant nutrients in response to simulated attacks, finding that poplar trees divert more carbon to storage and isoprene production. This study has potential applications for improving plants' resistance to environmental challenges and studying their biochemical processes.

SourceDOE/Brookhaven National Laboratory·JournalNew Phytologist·DateMar 28, 2005