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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

SAMe is effective in preventing formation of primary liver cancer in rats

A study found that S-adenosylmethionine (SAMe) prevents the formation of hepatocellular carcinoma (HCC) in rats, with a 1cm tumor reduced in size after treatment. However, high doses were not sufficient to treat established HCC cases, as the liver compensates for SAMe accumulation by metabolizing it.

Apple iPhone 17 Pro

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

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.

An alternative treatment for hypervascular hepatocellular carcinoma

Researchers evaluated percutaneous radiofrequency ablation (PAA) as an alternative to conventional RFA in treating hypervascular HCC. The study found that PAA significantly reduced post-RFA recurrence and improved treatment outcomes, making it a promising new approach for this patient population.

Low-fat diet helps genetically predisposed animals avoid liver cancer

Researchers found that a high-fat diet increases the risk of liver cancer in genetically susceptible mice, while switching to a low-fat diet reverses this outcome. The study could lead to screening methods for precancerous conditions and cancer prevention strategies related to obesity.

Meta Quest 3 512GB

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

Study indicates cancer preventive effect for statins

Two studies published in Gastroenterology found that statin use is associated with a significant reduction in the risk of hepatocellular carcinoma (HCC) among patients with diabetes. Additionally, statins appear to reduce the risk of cholecystectomy, surgical removal of the gallbladder, in women.

Hypothyroidism in women associated with liver cancer

A new study published in Hepatology found that women with a history of hypothyroidism are at a significantly higher risk of developing liver cancer. The study revealed that subjects with a prior history of hypothyroidism had twice the risk of liver cancer, particularly for females, and those who had it for over 10 years had a threefold...

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.

Liver cell adenoma or hepatocellular carcinoma?

A rare case of liver cell adenoma (LCA) was reported in a woman without typical background, showing sequential alteration in radiological findings suggesting well-differentiated HCC. The patient underwent partial hepatectomy and pathological findings confirmed the diagnosis of LCA.

Researchers identify gene linked to aggressive progression of liver cancer

Researchers at Virginia Commonwealth University identified a gene, AEG-1, that plays a key role in regulating liver cancer progression. The study found that AEG-1 expression increases as the tumor becomes more aggressive and is involved in invasion, metastasis, resistance to chemotherapy, and other processes.

JCI online early table of contents: Feb. 16, 2009

Researchers have identified a gene AEG1 that plays a key role in human liver cancer progression. Targeting this gene may provide new therapeutic options for treating liver cancer. Additionally, adenosine signaling has been linked to alcohol-induced fatty liver disease in mice, suggesting potential treatments involving adenosine receptors.

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.

JCI online early table of contents: Nov. 6, 2008

Researchers have developed approaches to visualize eosinophils in real-time, which may help diagnose asthma and assess treatment efficacy. Additionally, genetic defects underlying two kidney conditions and a type of liver cancer have been identified, suggesting potential therapeutic targets for these diseases.

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.

If the diabetes has a direct carcinogenetic effect?

A large population-based case-control study found that patients with type 2 diabetes mellitus (DM2) have a significantly increased risk of hepatocellular carcinoma (HCC), independent of cofactors. The study suggests that DM2 may be a concourse rather than merely a consequence of the liver tumor.

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.

A new therapeutic option for human hepatocyte cancer

A new therapeutic option for human hepatocyte cancer has been identified, leveraging parvovirus H-1 oncolytic therapy. The treatment targets p53-deficient tumors and induces apoptosis, potentially overcoming resistance to genotoxic agents.

High circulating D-dimers are associated with presence of ascites

A study published in World Journal of Gastroenterology found high circulating D-dimer levels associated with ascites presence in liver cirrhosis patients. Ascites depletion may prevent bleeding complications. High D-dimer levels also linked to hepatocellular carcinoma (HCC) in cirrhotic patients without ascites.

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.

JCI online early table of contents: Jan. 10 2008

Researchers found that Gas6 protein increases cell signaling in response to Epo treatment and treats both chronic and acute anemia in mice. Additionally, mice deficient in Gas6 have decreased sensitivity to Epo and reduced ability to recover from anemia.

Gene variation may elevate risk of liver tumor in patients with cirrhosis

A specific gene variation appears to significantly increase the risk of developing hepatocellular carcinoma (HCC) in patients with cirrhosis. Researchers found that elevated EGF levels and activation of the EGFR receptor were associated with a higher risk of HCC in patients with at least one copy of the G allele.

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 chemotherapeutic target for hepatocellular carcinoma

A new potential therapeutic target for early-stage hepatocellular carcinoma has been identified through a study published in the World Journal of Gastroenterology. Survivin protein expression was found to be elevated in 64.7% of HCC specimens, suggesting its role as a marker for diagnosis and treatment.

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.

Targeting nerve growth factor may cure liver cancer

Researchers discovered that nerve growth factor (NGF) is positively related with liver cancer, the No.2 killer among all kinds of cancers. NGF and its receptor trkANGF were expressed in liver cells of patients with liver cirrhosis and/or hepatocellular carcinoma.

Liver cancer marker could yield blood test for early detection

Researchers have developed a new blood screening technique that can detect early-stage liver cancer and predict treatment outcomes. They detected an altered version of RASSF1A, a tumor-suppressing gene, in the blood of HCC patients and HBV-infected test subjects, with promising results.

Targeting nerve growth factor may cure liver cancer

Researchers discovered that nerve growth factor (NGF) is positively related to liver cancer and may be expressed by liver cells to affect themselves or adjacent cells. Targeting NGF could suppress or prevent the development of liver cirrhosis and hepatocellular carcinoma.

New test improves detection of liver cancer

Researchers developed a new blood test to detect liver cancer in an early stage, improving detection accuracy by 70%. The test uses the ratio of two sugar groups on blood proteins to identify liver cancer in patients with cirrhosis.

Coffee drinking related to reduced risk of liver cancer

A meta-analysis of 11 studies on coffee consumption and hepatocellular carcinoma (HCC) found a 41% reduction in HCC risk among coffee drinkers. The study suggests that compounds in coffee may act as blocking agents, reducing carcinogenic detoxification and liver disease risk.

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.

Why liver cancer is more prevalent in males than in females

Research at University of California, San Diego reveals that male mice produce more IL-6 in response to liver injury, leading to a higher incidence of liver cancer. The study suggests therapies targeting IL-6 production or estrogen-like compounds may reduce liver cancer risk in males.

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.

Outcomes for patients with hepatitis B who need liver transplants

The study found that survival rates for patients with hepatitis B who need liver transplants are similar between those with and without hepatocellular carcinoma (HCC). Despite the higher likelihood of transplantation, 5-year survival rates were comparable between the two groups. The findings suggest that antiviral therapy may have bene...

No benefit for liver cancer patients from long-acting octreotide

A recent double-blind study found that long-acting octreotide did not improve outcomes for patients with liver cancer compared to a placebo. The study enrolled 119 patients and followed them for over 30 months, but showed no significant difference in survival rates between the two groups.

Tissue microenvironment implicated in susceptibility to liver cancer metastases

A new study found that liver cancer metastasis is influenced by the local tissue's microenvironment, with a unique gene expression signature predicting metastatic potential. The researchers identified a key role for colony-stimulating factor 1 in promoting anti-inflammatory conditions supporting tumor growth and metastasis.

Celestron NexStar 8SE Computerized Telescope

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

Other highlights in the April 5 JNCI

Researchers identified 254 gene sequences in melanomas that may inhibit metastasis and found high retinol levels reduce risk of hepatocellular carcinoma. Grb7 peptide inhibitor targets pancreatic cancer cells, showing promise as a new therapy.

Other highlights in the October 19 JNCI

Researchers have found that combining the monoclonal antibody C225 with photodynamic therapy in a mouse model of ovarian cancer resulted in substantial tumor reduction and improved survival rates compared to single-agent treatments. This innovative approach may provide new hope for women diagnosed with this aggressive form of cancer.

Potential 'weak link' between virus and liver cancer discovered

Scientists have found that the hepatitis B virus primes liver cells to turn cancerous by 'turning off' an enzyme called GSK-3ß, which normally suppresses tumor formation. This discovery has potential relevance for other cancers and could lead to novel therapeutic approaches, including gene therapy and small molecules.

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.

Gene expression in liver tumors and patient prognosis

A study has identified two distinct subclasses of liver cancer with differing survival rates, providing new molecular insight into the pathogenesis of hepatocellular carcinoma. The findings suggest that gene expression profiles can accurately predict patient survival and may lead to the development of more targeted therapies.