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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

Chronic kidney disease increases risk of death at all ages

A new study published in JAMA found that chronic kidney disease and its complications are associated with a higher risk of death regardless of age. Both low kidney function and high albuminuria were independently linked to mortality and end-stage renal disease, according to the findings.

Abnormal carotid arteries found in children with kidney disease

A federally funded study found that children with mild to moderate kidney disease have abnormally thick neck arteries, a condition known as carotid atherosclerosis. This discovery highlights the need for aggressive monitoring and early treatment to prevent later heart attacks and strokes.

Apple iPhone 17 Pro

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

Kidney society describes ways to eliminate wasteful tests and procedures

The American Society of Nephrology has identified five recommendations for reducing unnecessary medical interventions, including avoiding routine cancer screening and administering erythropoiesis stimulating agents in chronic kidney disease patients. By implementing these guidelines, healthcare costs can be lowered and patient care imp...

Quality of life and treatment of late-stage chronic kidney disease

A systematic review and meta-analysis found that renal transplantation offers the best treatment option for improving quality of life in people with late-stage chronic kidney disease. In contrast, home-based automated peritoneal dialysis provides a better quality of life than continuous ambulatory peritoneal dialysis.

New blood test detects potentially deadly calcium deposits

A new test can measure an individual's propensity for calcification in their blood, identifying those at increased risk of vascular calcification and potential heart disease. The test may also provide a basis for treatment monitoring in patients who receive calcification inhibitors.

Annals of Internal Medicine tip sheet for Aug. 28, 2012

The American College of Physicians (ACP) advises against routine screening for chronic kidney disease in asymptomatic adults due to insufficient evidence supporting its benefits. Commercial screening tests can also inflate healthcare costs and undermine physician efforts to provide cost-conscious care.

Joslin researchers gain new understanding of diabetes and kidney disease

Scientists at Joslin Diabetes Center have identified the biological mechanisms by which glucagon-like peptide-1 (GLP-1) protects against kidney disease, including its ability to inhibit the signaling pathway of angiotensin II. The study suggests that effective therapeutic agents could be developed to enhance GLP-1R on the endothelium, ...

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.

Do low-carb diets damage the kidneys?

A low-carbohydrate high-protein diet has been found to be safe for healthy obese patients' kidney function and fluid balance, unlike a low-fat diet. However, additional studies are needed to evaluate its effects in individuals with pre-existing kidney disease or other health conditions.

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.

Open heart surgery for kidney disease patients

A study found that off-pump coronary artery bypass surgery is likely safer than on-pump surgery for chronic kidney disease patients, cutting down on kidney injuries after heart surgery. CKD patients undergoing on-pump surgery were more than three times as likely to die or need dialysis compared to those who received off-pump surgery.

Annals of Internal Medicine tip sheet for April 17, 2012, issue

The American College of Physicians (ACP) has released a tip sheet on screening and treatment of chronic kidney disease, concluding that regular screening offers no clear benefits. In contrast, preexposure prophylaxis (PrEP) is effective in preventing HIV infection among high-risk men who have sex with men (MSM). The ACP also notes that...

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.

Mental health may play a role in dialysis patients' survival

A study found that dialysis patients with deteriorating mental health have a higher risk of developing heart problems and dying prematurely. The research suggests that addressing kidney disease patients' mental health may help prevent heart complications and even death.

Mount Sinai releases landmark research at American College of Cardiology meeting

Researchers from Mount Sinai School of Medicine presented several studies at the American College of Cardiology's annual scientific session. One study found that aggressive statin therapy reduced fat content in coronary blockage by 22 percent, while another showed that cardiovascular disease screening can identify risk factors and symp...

Celestron NexStar 8SE Computerized Telescope

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

Annals of Internal Medicine tip sheet for March 20, 2012, issue

Researchers found dapagliflozin effective as an add-on for type 2 diabetes treatment, despite long-term safety data limitations and increased hypoglycemia risk. Peer mentoring improved glucose control among African American veterans through behavioral interventions. However, the use of antiplatelet therapy in patients with chronic kidn...

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.

New drug labels for kidney disease patients -- what do they mean?

The FDA has revised labeling guidelines for erythropoiesis-stimulating agent (ESA) drugs in chronic kidney disease patients. These updates aim to minimize the risk of heart-related problems, but critics argue that they may be too conservative and not tailored to individual patient needs.

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.

$6.75 million awarded to Case Western Reserve to study IBD

Researchers at Case Western Reserve University School of Medicine received a $6.75 million grant to investigate the role of innate immunity in inflammatory bowel disease (IBD). They discovered a deficit in infection-fighting cells, leading to a buildup of harmful agents in the body.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Patients who don't follow treatments hurt dialysis clinics' pay

A new Medicare payment system may unfairly penalize dialysis clinics that provide care to patients with complex medical and social issues. The study found that patient characteristics, particularly adherence to prescribed treatments, significantly impact a facility's achievement of the pay-for-performance measure.

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.

Sickle cell trait is not risk factor for kidney disease

Researchers at Wake Forest Baptist Medical Center found no association between sickle cell trait and risk of non-diabetic or diabetic end-stage kidney disease. The study contradicts earlier findings that suggested having one copy of the sickle cell gene increased kidney disease risk.

September/October 2011 Annals of Family Medicine Tip Sheet

The tip sheet highlights common barriers to depression disclosure among patients, including concerns about antidepressant prescriptions and confidentiality. It also explores the widespread use of NSAIDs by patients with chronic kidney disease, despite warnings against their use. Additionally, the article critiques long-established coro...

Hormone predicts which kidney patients might die early

A blood test measuring fibroblast growth factor-23 (FGF-23) levels can identify kidney disease patients who are at high risk of developing heart problems, needing dialysis, and dying prematurely. FGF-23 levels are strongly associated with key outcomes in CKD patients.

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.

Metabolic syndrome may cause kidney disease

People with metabolic syndrome have a 55% increased risk of developing kidney problems, especially lower kidney function. Preventing and managing metabolic syndrome through healthy diet, exercise, and weight loss may help prevent kidney disease.

Could patients' own kidney cells cure kidney disease?

Researchers have discovered a breakthrough therapy for patients with kidney disease by reprogramming their own kidney cells. The process involves collecting cells from urine and coaxed them into becoming progenitor cells that can form healthy kidney tissue.

Large waist doubles risk of kidney disease mortality

A study by Loyola University Health System researcher Holly Kramer found that a large waist circumference doubles the risk of dying among kidney disease patients. Waist circumference was more strongly linked to mortality than BMI, a commonly used measure of obesity.

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.

Diabetic kidney disease more prevalent in US

The prevalence of diabetic kidney disease (DKD) in the US has increased significantly over the past two decades, with a 34% rise from 1988-1994 to 2005-2008. The estimated numbers of persons with DKD have also increased, from 3.9 million in 1988-1994 to 6.9 million in 2005-2008.

US medical students are rejecting kidney careers

The US medical workforce is facing a kidney brain drain as fewer students adopt nephrology as a career. Despite the growing health problem of kidney disease, many students believe nephrologists are overworked and underpaid. However, experts propose strategies to improve interest in nephrology, including providing stimulating experience...

Increased metabolic rate may lead to accelerated aging

A recent study published in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that higher metabolic rates are associated with early natural mortality, indicating potential acceleration of aging. Higher energy expenditure was linked to increased risk of organ damage and accumulation of toxic substances.

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 seeks to halt progression of diabetic nephropathy

A four-year study aims to develop drugs that inhibit the degradation of protective metabolites in the kidneys, which are damaged by diabetes. Researchers hope these inhibitors could halt the progression of diabetic nephropathy and slow the rise of end-stage renal disease.

Gene variant influences chronic kidney disease risk

Researchers identified a single genetic mutation in the CUBN gene linked to albuminuria, a condition indicating kidney disease, in both diabetic and non-diabetic individuals. The study's findings have significant implications for understanding the mechanisms behind kidney disease and potentially leading to novel treatment targets.

Anti-aging hormone Klotho may prevent complications

Researchers found that Klotho hormone levels are low in patients with chronic kidney disease, which can lead to serious side effects. Restoring adequate Klotho levels improved renal function and reduced vascular calcification in mice with CKD.

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.

Fluke 87V Industrial Digital Multimeter

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

Kidney disease patients: Eat your veggies, reward your kidneys

A vegetarian diet has been shown to lower blood and urine phosphorous levels in patients with chronic kidney disease. The study found that grain-based protein sources, such as those found in vegetables, may help reduce the risk of accumulating toxic levels of phosphorus in the body.

Don't trouble your heart: Naturally high hemoglobin OK in dialysis patients

A study of over 29,796 dialysis patients found that naturally high hemoglobin levels were not associated with increased mortality. In fact, the researchers discovered that patients with higher hemoglobin concentrations had a similar risk of dying as those with lower levels, after adjusting for other factors.

No change in health gap between England's richest and poorest

A new study reveals that the UK's richest and poorest continue to experience significant health disparities, with lower-income groups facing higher rates of kidney disease, diabetes, obesity, and smoking. The study highlights the need for continued efforts to address these inequalities and improve public health outcomes.

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.

The not-so-sweet truth about sugar -- a risk choice?

A new review suggests that excessive amounts of fructose may play a role in high blood pressure, diabetes, obesity, and chronic kidney disease. The study recommends restricting added sugars containing fructose for patients with CKD to lower the risk of these health conditions.

Gene linked to worsening kidney disease in African-Americans

A study found that individuals with a common gene variant are 1.5 times more likely to have progressive kidney disease than those with other genotypes. The MYH9 variant was present in 55% of African American patients and associated with a 50% higher risk of death, ESRD, or significant drop in kidney function.