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Inside the chicken brain

Scientists develop a mathematical model of a three-cell microcircuit in a chicken's brain, revealing an elegant compromise between abstraction and complexity. The model reduces the system to one equation with two parameters, shedding light on why it's difficult to understand the brain using traditional methods.

Apple iPhone 17 Pro

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

Important defense against stomach ulcer bacterium identified

Researchers at the University of Gothenburg have identified a protein called MUC1 as an important part of the body's defense against Helicobacter pylori. Genetic variations in MUC1 molecules may contribute to why some people are more ill than others with stomach ulcers and stomach cancer.

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.

Taking sharper aim at stomach ulcer bacteria

Researchers have discovered a group of substances that block flavodoxin, a key protein for H. pylori survival, offering promise for new specific antibiotics against the bacteria that causes stomach ulcers and other diseases worldwide.

Simple measures may prevent transmission of stomach ulcer bacteria

Researchers found that Helicobacter pylori is not transmitted through drinking water but rather through vomit and faeces, suggesting simple isolation and hygiene measures can prevent its spread. The study suggests isolating vomiting patients, especially children, for a short period can help prevent the bacterium's transmission.

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.

Carbon monoxide reverses diabetic gastric problem in mice

Researchers at Mayo Clinic found that low doses of carbon monoxide can reverse gastroparesis, a common complication in diabetes. The study showed that carbon monoxide normalizes gastric functioning without increasing oxidative stress or HO1 expression.

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.

Study compares 2 nonsurgical treatments for reflux disease

Two non-surgical treatments for gastroesophageal reflux disease (GERD) have been found to be effective in reducing medication use and improving symptoms, according to a recent study. Radiofrequency therapy appears effective for reducing heartburn and cough, while full-thickness plication may be beneficial for patients with regurgitation.

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.

Scientists produce illusion of body-swapping

Cognitive neuroscientists successfully created an illusion of body-swapping by manipulating sensory impressions, allowing subjects to perceive a mannequin's body as their own. This discovery sheds light on how the brain constructs an internal image of the body and has potential practical uses in VR applications.

Stomach ulcer bug causes bad breath

A recent study discovered that Helicobacter pylori bacteria can be found in the mouths of people with halitosis without showing signs of stomach disease. The researchers found a significant association between the presence of H. pylori and periodontal disease, which is also a cause of bad breath.

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 discovery may help diabetic gastric problem

Researchers have found a potential solution for diabetic gastroparesis by increasing production of a key molecule in the digestive process. The study, published in Gastroenterology, shows that a red blood cell derivative can restore normal gastric emptying and improve glucose control.

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.

Going from ulcers to cancer

A new study reveals that H. pylori bacteria can exploit stomach cells to protect themselves from the immune system, increasing the risk of stomach cancer. The bacteria's interaction with gastric cells triggers a receptor called Decay-accelerating factor (DAF), which reduces immune damage and promotes chronic inflammation.

String probes for devastating childhood digestive disease

Researchers at the University of Illinois Chicago are developing string probe tests to diagnose eosinophilic esophagitis, a condition where defense cells attack the esophagus. The test uses a swallowed string with gelatin capsule to measure inflammatory proteins and replace repeat endoscopies.

ASGE issues guidelines on the role of endoscopy in the bariatric surgery patient

The American Society for Gastrointestinal Endoscopy (ASGE) has issued guidelines on the role of endoscopy in bariatric surgery patients. The guidelines emphasize the importance of preoperative endoscopy to detect lesions that may affect surgery and postoperative symptoms or conditions, such as nausea, vomiting, and abdominal pain.

Stomach bug appears to protect kids from asthma, says NYU study

A new study led by NYU Langone Medical Center researchers found that children who carry Helicobacter pylori are nearly 59% less likely to have asthma. The bacteria, which has co-existed with humans for at least 50,000 years, may strengthen the immune system and reduce the risk of allergic reactions.

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.

The 700-year-old Mexican mummy with a tummy ache

A study of two naturally mummified corpses found remnants of Helicobacter pylori bacteria in gastric tissue from North American mummies. The research suggests that H. pylori infection occurred in native populations around 1350AD in the area now known as Mexico.

Device blocking stomach nerve signals shows promise in obesity

A new implantable device blocks stomach nerve signals, resulting in significant weight loss in obese participants. The study found that a quarter of patients lost over 25% of their excess weight and three patients lost more than 30%. A follow-up double-blinded study will be conducted to assess the device's true effectiveness.

New pathogen from pigs' stomach ulcers

Scientists have isolated a new bacterium, Helicobacter suis, in pigs' stomachs using a pioneering technique. The bacterium is associated with stomach ulcers in pigs, which may cause sudden death, and has been linked to an increased risk of infection in humans who are close to the animals.

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.

Novel toxin receptor discovered for ulcer-causing stomach pathogen

Researchers at the University of Illinois have identified a novel toxin receptor for H. pylori, allowing the bacterium to survive in the human stomach. The discovery provides valuable insights into the mechanisms of H. pylori's survival and may lead to new therapeutic strategies.

Hunger hormone: Makes food more attractive

A new study reveals that ghrelin hormone enhances the brain's response to food-related cues, making food more attractive. The hormone targets regions involved in reward and motivation, similar to those affected by drug addiction.

Tighter tummies: A new way to combat weight gain

Scientists at University College London have identified two cell proteins that relax the gut and help accommodate large meals. The P2Y1 and P2Y11 receptor proteins could provide a new approach to combatting weight gain by preventing stomach expansion.

Overweight people may not know when they've had enough

A brain-imaging study found that overweight people's brains respond differently to feelings of fullness, with reduced activation in areas signaling satiety. Treatments targeting these circuits may help control chronic overeating, according to the authors.

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.

Z-shaped incision enhances minimally invasive surgery

Researchers at Penn State developed a novel surgical technique using a Z-shaped incision to access the stomach, promising reduced bleeding and complication rates. The technique has potential applications in minimally invasive surgeries, such as intestinal bypass surgery and organ biopsies.

Food 'tricks' that combat sneaky, creepy Halloween treats

A study presented at the American Heart Association conference found that keeping Halloween candy wrappers visible reduces consumption by nearly half. By moving candy dishes away from tempting areas or controlling portion sizes, parents can help their kids develop healthier eating habits during the holiday.

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.

Stomach stem cell discovery could bring cancer insights

Researchers have discovered gastric progenitor cells in mouse stomachs, which can give rise to all functional stomach glands. This discovery may aid understanding of normal cell turnover and potentially open doors for investigating gastric cancer origins.

Fat transforms vitamin C from 'good cop' into 'bad cop'

Research reveals that fat in the stomach converts vitamin C from an inhibitor to a promoter of nitrosamines, potentially increasing cancer risk. Vitamin C levels were significantly boosted when fat was added, contradicting previous findings that supplements fail to reduce cancer risk.

Salt increases ulcer-bug virulence

High-salt diets may increase the risk of severe gastric disease by inducing gene activity in H. pylori, making it more virulent. The study found that bacterial cells exposed to high salt concentrations exhibited morphological changes and increased transcription of virulence genes.

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.

A new study links a stomach microbe to asthma prevention

A recent study found that a virulent strain of H. pylori may help protect children from developing asthma, with those carrying the strain being 40% less likely to have had asthma before age 15. The microbe was also associated with protection against ragweed and other allergies in younger adults.

Fat overrides effects of vitamin C

Researchers found that fats in the stomach reduce vitamin C's ability to protect against cancer-forming compounds. The presence of lipids overrides the antioxidant effect, allowing harmful nitrosating species to form.

Study demonstrates long-term durability of Plicator procedure

A study led by doctors at Beth Israel Deaconess Medical Center shows that patients treated with the endoscopic Plicator procedure experience a sustained reduction in gastro esophageal reflux disease (GERD) symptoms and medication use. Over half of the patients were able to stop medication completely three years post-procedure.

Restrictive provincial drug policies may have benefits

A more restrictive drug coverage policy in British Columbia resulted in lower upper gastrointestinal bleeding rates compared to Ontario. The study suggests that limiting access to NSAIDs like coxibs can protect the population from adverse effects.

Study offers new clues to brain-stomach interaction in overeating

Researchers identified brain circuits motivating desire to overeat in obese individuals, linked to the same circuits that cause addicted individuals to crave drugs. The study found significant changes in brain metabolism associated with emotional behaviors and eating habits.

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.

Road wends its way through stomach

A computer model of the stomach revealed a narrow path, dubbed the Magenstrasse, where food exits rapidly and particles are processed differently. This discovery may explain observed high variability in drug initiation time and have important implications for drug delivery and digestion.

Preparation may help patients cope with nausea

A study of 75 healthy college students found that those who were led to expect considerable nausea fared better than those who weren't. Preparation can have a profound impact on how patients respond to nausea, with the results suggesting that informed expectations may help reduce symptoms and stomach activity.

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.

Stomach receptor for H. pylori discovered

Researchers have identified a stomach receptor for Helicobacter pylori, a common gut bacteria that causes peptic ulcers and gastric cancer. The discovery suggests that drugs targeting this receptor could prevent or treat these diseases.

Coral reef resilience: Better feeders survive bleaching

A new study found that branching coral Montipora capitata sharpens its plankton intake when bleached, increasing its chances of recovery. The findings indicate that any coral, regardless of shape or location, can recover if it can increase feeding.