Articles tagged with Bioactive Compounds
Researchers at UC Davis identified a naturally occurring metabolite, 10-hydroxystearic acid (10-HSA), that repairs gut damage caused by HIV infection. Combining 10-HSA with standard antiretroviral therapy improved viral suppression and helped rebuild gut immune defenses in animal models of AIDS.
Research reveals multifloral honey's protective effects on human skin cells from UV radiation, promoting cell recovery and preventing aging. The study found that honey increased stemness-related markers and reduced aging-associated genes in skin stem cells and fibroblasts.
A new study uses AI to identify promising chemical compounds that could develop into effective antibiotics against multi-drug resistant Neisseria gonorrhoeae. The approach has the potential to address the growing crisis of antimicrobial resistance in this fast-evolving pathogen.
Bionema Group Ltd, a Swansea University spin-out, has received the second King's Award for Enterprise: Sustainable Development. The company develops biological pest control and sustainable agriculture technologies, providing environmentally sustainable alternatives to synthetic pesticides.
Researchers at the University of São Paulo discovered that spent hops can be used as an active ingredient in sunscreens. The study found that the reused substance is more effective than traditional substances, due to the elimination of volatile compounds involved in beer production.
ToxIndex integrates AI agents to access and orchestrate toxicological resources, providing comprehensive risk assessments in hours. The platform addresses a critical need in chemical and drug safety, meeting the vision of the 2007 NRC report for 21st-century safety testing.
ToxIndex integrates three tiers of New Approach Methodologies, leveraging AI agents to access and orchestrate toxicological resources, and providing comprehensive, source-traceable risk assessments in a fraction of the time required by traditional methods.
Researchers developed a machine-learning system that predicts how molecules form, cutting lab work time from months to days and reducing costs. The system uses asymmetric cross-coupling reactions to build complex compounds and can be applied across fields, deepening our understanding of chemistry.
New formulations of nanopesticides with natural ingredients have appeared in specialized literature, but there is no consensus on what constitutes a green pesticide. Researchers warn that terms such as 'sustainable' must be used correctly and that the natural components of these products do not eliminate environmental concerns.
Researchers discovered that mycosporine-like amino acids (MAAs) can block a key enzyme involved in blood pressure control and offer antioxidant effects. MAAs are naturally occurring compounds found in algae and cyanobacteria, which also act as natural sunscreens.
Researchers have discovered a novel natural compound, β-glucose-bound hydroxy mycosporine-sarcosine, produced by thermophilic cyanobacteria that can provide UV protection. The compound's unique biosynthesis pathway and chemical modifications contribute to its enhanced antioxidant potential.
Researchers from Brazil confirm the safety and efficacy of Alternanthera littoralis (Joseph's Coat) in reducing inflammation and modulating inflammatory mediators. The study's findings support the plant's medicinal potential and suggest a safety profile at therapeutic doses.
Researchers have developed a new test that uses microbes to determine the age of termite droppings, allowing for rapid on-site infestation assessments. The study found that the amount of DNA from E. coli bacteria in the pellets decreases significantly over time, with a nearly 190-fold drop by the 12-month mark.
A study conducted at the University of California, Riverside, has uncovered a link between soybean oil consumption and obesity in mice. The research found that a genetically engineered group of mice on a high-fat diet rich in soybean oil did not gain weight, suggesting that the liver protein HNF4α plays a crucial role in fat metabolism.
Researchers at Chiba University developed a novel isotope-based method to detect and identify selenium-containing compounds, revealing new biological roles of selenium. The technique uses multiple isotopic signatures simultaneously, reducing errors and improving detection reliability.
A team of researchers from UNICAMP in Brazil developed a method to extract bioactive compounds, including caffeine and phenolic compounds, from cocoa bean shells using native bee honey as an edible solvent. The resulting product has a strong chocolate flavor and potential nutritional benefits.
Researchers developed microalgal-bacterial granular sludge to efficiently degrade estrogenic compounds from wastewater. The system achieved up to 98% removal of estriol in low doses and adapted to repeated exposures.
A new broad-spectrum antivenom developed by DTU researchers covers 17 African snake species and provides better protection against tissue damage, with a lower risk of immune reactions. The antivenom has shown impressive results in laboratory studies and could revolutionize the treatment of venomous snakebites in Africa.
Scientists at the University of Groningen have developed a polymer that changes its shape with temperature and can break down into smaller molecules. The innovative material, inspired by the Shanghai Tower's unique design, has potential applications in biomaterials and may be recyclable into its chemical building blocks.
A team of scientists at HIPS has developed a chemo-enzymatic platform to produce large quantities of furanolides, a class of natural products with high structural diversity. The resulting substances have shown promising biological activities against bacterial pathogens and cancer cells.
A bioactive compound produced by Bacillus licheniformis has antioxidant, emulsifying, and stabilizing properties. Its exopolysaccharide production is beneficial for producing biodegradable materials, and its functional properties surpass those of commercial xanthan gum.
Researchers have elucidated the final step in the biosynthesis of iridoids, a widespread class of plant secondary metabolites with defense and medicinal properties. The discovery of an enzyme catalyzing cyclisation to nepetalactol paves the way for future biotechnological production of these compounds.
The Alliance for Clinical Trials in Oncology will host a public webinar showcasing key findings from the 2025 ASCO Annual Meeting. Researchers will discuss latest information on colorectal, squamous cell, and renal cell cancers.
A recent study found that green tea extract improved glucose sensitivity and insulin resistance in obese mice, preserving muscle morphology. The treatment reduced body weight by up to 30% and increased the expression of genes related to glucose metabolism, suggesting a selective effect on excess body fat.
Researchers create a biohybrid supercapacitor by embedding energy-producing bacteria in cement, storing electrical energy and regenerating its capacity. The material shows promising potential for future development and can recover up to 80% of its original energy capacity.
Ibezapolstat, a new antibiotic, has been shown to be effective in treating Clostridioides difficile (C. diff) infections with high rates of sustained clinical cures. The study found that ibezapolstat killed harmful bacteria without harming the good bacteria in the gut, which helps prevent recurrent C. diff infections.
A new approach to the Chan-Evans-Lam reaction enables the synthesis of multiple natural products, including novel vinylic ethers. This breakthrough expands the potential for complex, biologically active compounds in drug research.
Researchers at Chiba University developed a method for selectively attaching an alkyl group to the C5 position of indole using a copper-based catalyst, producing yields of up to 91%. This approach could enable more affordable and scalable modification of indoles, crucial for drug development.
Researchers at the University of Arkansas have created a new controlled release system that uses cellulose nanocrystals and alginate to deliver bioactive compounds to specific areas of the body. The system protects medications from acid in the stomach and releases them in alkaline environments, such as the intestines.
Research suggests that fresh grapes possess numerous health benefits due to their high antioxidant content, including promoting relaxation of blood vessels, healthy circulation, and modulating cholesterol levels. Grapes have also been shown to support brain, skin, gut, and eye health through various mechanisms
Polyphenols are multifunctional agents with anti-inflammatory, antioxidant, microbiota-modulating, and neuroprotective properties. The Polyphenols Applications 2025 congress explores novel applications of polyphenols in various fields.
The study identifies the need for more widely adopted non-animal methods to identify endocrine-disrupting substances in the EU. The researchers advocate a balanced approach that includes both developing and validating alternative methods and refining animal testing.
A new study reveals how nymphaeol A, a bioactive compound in propolis, behaves within complex biological membranes. The molecule spontaneously inserts into the membrane, altering its structure and increasing fluidity, which may enhance its therapeutic effectiveness.
The study identified two new families of natural compounds, syrilipamides and secimides, produced by the bacterium. These molecules show remarkable toxicity against competing microorganisms, particularly fungi and amoebae. The discovery also highlights the importance of the SecA enzyme in expanding the chemical repertoire of Pseudomona...
Researchers review nanozymes derived from Chinese herbs, including their catalytic properties, biomedical applications, and potential challenges in developing herbzymes for practical use. The review highlights three main types of herbzymes: herb carbon dot enzymes, polyphenol-metal nanozymes, and herb extract nanozymes.
The Center for Research Innovation in Biotechnology (CRIB) has developed a comprehensive database of active pharmaceutical ingredients with evidence of clinical testing. The database provides valuable information on drug discovery and development, including pricing, sponsors, and intended clinical applications.
Research finds high levels of phthalates in mothers' urine associated with shorter anogenital distances in 3-year-old boys and girls, a marker of reproductive health and hormone disruption. The study emphasizes the need for preventive measures to protect vulnerable groups from endocrine-disrupting chemicals.
Indigenous Nigerian food plants, such as Spondias mombin and Xanthosoma sagittifolium, contain flavonoids, alkaloids, terpenoids, and phenolic acids that exhibit anticancer properties. These plants induce apoptosis, inhibit cell proliferation, reduce oxidative stress, and modulate key cellular pathways.
This review compares the bioactive components and medicinal properties of natural and cultivated O. sinensis, highlighting differences in composition and effectiveness for specific therapeutic uses. Polysaccharides, nucleosides, sterols, and amino acids contribute to their health benefits, with natural specimens often exhibiting higher...
A single dose of a psychedelic compound can enhance cognitive flexibility for weeks after administration, according to a groundbreaking study. Mice treated with the compound showed improved performance in reversal learning tasks compared to control groups when tested weeks later.
Researchers developed a bamboo-based microreactor system for efficient enzyme immobilization, demonstrating high transformation rates and thermal stability. The innovative use of bamboo nanofibers offers a sustainable alternative to traditional methods.
Researchers developed FAST-NPS, a new automated method to discover and scale up bioactive natural products from Streptomyces. The method uses self-resistance genes as markers to prioritize biosynthetic gene clusters with bioactivity.
Researchers used X-ray light to analyze the structure of 2-thiouracil, a substance with medically relevant properties. The study found that UV radiation causes the molecule to bend, resulting in the protrusion of the sulfur atom and making it reactive.
Biofilm produced by Pseudomonas alcaligenes has unique structural properties and thermal stability, exhibiting antioxidant, emulsification and flocculation activity. The EPS can be used as a natural additive for the pharmaceutical and food industries with potential applications in developing sustainable or ecofriendly additives.
Researchers found that carrots can enhance the body's ability to regulate blood sugar and positively influence the composition of gut bacteria. The study used mice with type 2 diabetes and found improved glucose tolerance after consuming carrot powder.
The addition of jabuticaba peel flour increased the bread's fiber content by over 50% and raised its antioxidant capacity by 1.35-3.53 times, leading to improved blood sugar control and insulin response. The study found that satiety increased after consuming the bread with jabuticaba peel flour, suggesting a lower glycemic index.
A study by Chiba University researchers has identified 106 compounds in pregnant women's serum samples, including phthalates, nitrogenous compounds, and parabens, which may impact biological pathways. The study proposes a non-targeted approach for detecting foreign chemicals and evaluating their potential health effects.
Researchers have discovered two Antarctic actinomycete strains with strong antifungal properties against the fungus causing banana wilt. The strains, Streptomyces polyrhachis and Streptomyces fildesensis, showed effective inhibition of Fusarium oxysporum growth, making them potential biocontrol agents for sustainable disease management.
Researchers at UMass Amherst have developed a new, portable method to detect per- and polyfluoroalkyl substances (PFAS) in water. The device is small, inexpensive, and can detect levels as low as 400 ppt, making it more accessible for on-site testing.
Researchers at Hokkaido University discovered unique lipids in sorghum that have anti-diabetic and anti-inflammatory properties. The study suggests that incorporating sorghum into diets could promote cardiovascular health, reduce inflammation, and enhance metabolic health.
A study from Goethe University Frankfurt reveals that venomous crustaceans, specifically remipede crabs in Mexican cenote caves, contain a variety of toxins with pharmacological potential. The xibalbines peptides effectively inhibit potassium channels and activate signaling pathways involved in pain sensitization.
Researchers investigated peptide clumping behavior using molecular dynamics simulations and AI techniques. They discovered that aromatic amino acids enhance aggregation, while hydrophilic ones inhibit it, offering insights into peptide structure and function.
Researchers discovered Pradimicin A's molecular basis for binding to viral N-glycan, showing promise as an anti-SARS-CoV-2 drug. The compound inhibits SARS-CoV-2 infectivity by interacting with branched oligomannose-containing glycans.
A recent study found that oleacein increases BDNF expression in human neuronal cells and reduces depressive behavior in mouse models. Gene expression analysis reveals the activation of cell cycle and neurogenesis processes, as well as a decrease in inflammatory response.
Researchers from Shinshu University have identified Inaoside A, a new antioxidant phenolic compound derived from the edible mushroom Laetiporus cremeiporus. The compound exhibited significant antioxidant activity, including 80% inhibition of DPPH radical scavenging and an IC50 value of 79.9 μM.
Researchers developed a curcumin nanoemulsion that effectively improved the bioavailability of curcumin and modulated the gut microbiota of mice with intestinal inflammation. The nanoemulsion increased the presence of beneficial bacteria, reducing symptoms of intestinal damage.
A Philippine sea cucumber species has been found to contain diverse classes of valuable small molecules with potential biomedical applications. These bioactive compounds, including terpenoid glycosides and saponins, have reported anti-cancer benefits.
Researchers at iGCORE in Japan developed two synthetic versions of an ADP-ribose fragment to study cellular functions. The approach enables the production of structurally well-defined oligo- and poly(ADP-ribose) samples, accelerating ADP-ribose biology research.
A study published in Diabetologia found that daily dark tea drinkers had a 53% lower risk of prediabetes and a 47% reduced risk of type 2 diabetes compared to non-drinkers. Drinking dark tea may help improve blood sugar control by increasing glucose excretion in urine and reducing insulin resistance.
Researchers at the University of Illinois are exploring how gut microbe communities impact broccoli's health benefits. They plan to identify which microbes maximize the benefits and develop custom probiotics to help people with lower-efficiency microbial communities.