Chemistry
Bricks can act as 'cameras' for characterizing past presence of radioactive materials  SCIENCE DAILY · 2 days
Researchers have developed a technique for determining the historical location and distribution of radioactive materials, such as weapons grade plutonium. The technique may allow... more
Scientists create triple-threat genetic toolkit for producing eco-friendly chemicals  PHYS.ORG · 2 days
Researchers have developed a triad of innovative tools to engineer low-pH-tolerant yeast Issatchenkia orientalis for production of valuable bioproducts from renewable biomass. more
Scientists electrify aluminum to speed up important process  SCIENCE DAILY · 2 days
Scientists have found a way in the laboratory to shorten the time it takes to create a key chemical used to synthesize a variety of medications, fertilizers and other important substances. The... more
Chemical boundary engineering: A new route toward lean, ultrastrong yet ductile steels  Science Magazine · 2 days
For decades, grain boundary engineering has proven to be one of the most effective approaches for tailoring the mechanical properties of metallic materials, although... more
Atomic-scale insights into the interfacial instability of superlubricity in hydrogenated amorphous carbon films  Science Magazine · 2 days
The origin of instability or even disappearance of the superlubricity state in hydrogenated amorphous carbon (a-C:H) film in the presence of oxygen... more
Scientists create model to measure how cells sense their surroundings  SCIENCE DAILY · 2 days
Our body's ability to detect disease, foreign material, and the location of food sources and toxins is all determined by a cocktail of chemicals that surround our cells,... more
A new battery chemistry promises safer high-voltage lithium-ion batteries  SCIENCE DAILY · 2 days
For the first time, researchers who explore the physical and chemical properties of electrical energy storage have found a new way to improve lithium-ion batteries. They successfully increased not only... more
Dietary components decrease cadmium bioavailability in rice  PHYS.ORG · 2 days
A recent research paper published in Journal of Agricultural and Food Chemistry describes an alternative strategy to reduce cadmium (Cd) exposure. more
An experimental peptide could block Covid-19  MIT · 2 days
MIT chemists are testing a protein fragment that may inhibit coronaviruses’ ability to enter human lung cells. more
New approach shows promise as a treatment for chemo-resistant ovarian cancer  NEWS MEDICAL · 2 days
Researchers have made a discovery about the behavior of ovarian cancer cells that could lead to a new treatment approach. more
Scientists identify microbe that could help degrade polyurethane-based plastics  SCIENCE DAILY · 2 days
One of the most widely used oil-based plastics, polyurethane, is particularly hard to recycle or destroy safely. It also releases toxic chemicals into landfills. However, some microorganisms are capable of... more
Scientists uncover key molecular mechanism underlying different aspects of sepsis  NEWS MEDICAL · 2 days
Sepsis is a life-threatening condition that kills millions annually; it is poorly understood and has no specific treatment. more
SLAC structural biologist discovers a strange cavity in key tuberculosis protein  NEWS MEDICAL · 2 days
Researchers from the Department of Energy’s SLAC National Accelerator Laboratory have discovered a strange new feature of a protein that’s thought to be important in the... more
Paired with super telescopes, model Earths guide hunt for life  nanowerk · 2 days
Astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. The models will be spectral templates for astronomers... more
A new battery chemistry promises safer high-voltage lithium-ion batteries  nanowerk · 2 days
Researchers develop a cyclic phosphate-based battery electrolyte for high voltage and safe operation. more
Just add salt to enhance the spatial resolution of single-molecule Raman spectroscopy  nanowerk · 2 days
A thin substrate of sodium chloride aids the spectroscopic resolution of single-molecule vibrations. more
Roscovitine enhances nuclear enrichment of traditionally cytoplasmic signaling molecules  NEWS MEDICAL · 3 days
Oncotarget Volume 11, Issue 12 reported that using the HL-60 human non-APL AML model where ATRA causes nuclear enrichment of c-Raf that drives differentiation/G0-arrest, the research team now observe that... more
Upgrading biomass with selective surface-modified catalysts  nanowerk · 3 days
Scientists demonstrated how the conversion of a plant derivative into fuels and other valuable chemicals can be achieved by loading single atoms of platinum onto titanium dioxide. more
Quantum effect triggers unusual material expansion  SCIENCE DAILY · 3 days
New research may bring a whole new class of chemical elements into a materials science balancing act for designing alloys for aviation and other applications. more
Paired with super telescopes, model Earths guide hunt for life  SCIENCE DAILY · 3 days
Astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. The models will be spectral templates for astronomers... more
Experimental heart disease drug may treat chemo-resistant ovarian cancer  NEWS MEDICAL · 3 days
Most ovarian cancer starts in fallopian tubes. Then it sloughs from its site of origin and floats around in fluid until finding new sites of attachment. It's not easy for... more
Ultrahigh-field 67Zn NMR reveals short-range disorder in zeolitic imidazolate framework glasses  Science Magazine · 3 days
The structure of melt-quenched zeolitic imidazole framework (ZIF) glasses can provide insights into their glass-formation mechanism. We directly detected short-range disorder in ZIF glasses using ultrahigh-field... more
Frequency-comb spectroscopy on pure quantum states of a single molecular ion  Science Magazine · 3 days
Spectroscopy is a powerful tool for studying molecules and is commonly performed on large thermal molecular ensembles that are perturbed by motional shifts and interactions with... more
Scientists electrify aluminum to speed up important process  PHYS.ORG · 3 days
Scientists have found a way in the laboratory to shorten the time it takes to create a key chemical used to synthesize a variety of medications, fertilizers and other important substances. more
Earth's own evolution used as guide to hunt exoplanets  PHYS.ORG · 3 days
Cornell astronomers have created five models representing key points from our planet's evolution, like chemical snapshots through Earth's own geologic epochs. more
Bricks can act as 'cameras' for characterizing past presence of radioactive materials  PHYS.ORG · 3 days
Researchers from North Carolina State University have developed a new technique for determining the historical location and distribution of radioactive materials, such as weapons... more
Invertebrate populations are indicators for compost quality and progress  PHYS.ORG · 3 days
Researchers in Nigeria are investigating how organic composting of cow rumen and vegetable waste affects macro-invertebrate populations at a market composting site. Composting is an important way to deal with... more
Despite failures, chemo still promising against dangerous childhood brain cancer, DIPG  SCIENCE DAILY · 3 days
The pediatric brain cancer known as diffuse intrinsic pontine glioma (DIPG) is almost uniformly fatal. In part, this is due to where and how it grows,... more
Making sense of cells: Model determines which techniques cells employ to increase sensitivity  PHYS.ORG · 3 days
The body's ability to detect disease, foreign material, and the location of food sources and toxins is all determined by a cocktail... more
Innovative thinner electrolyte can improve functioning of solid oxide fuel cells  nanowerk · 3 days
Scientists have synthesized a new thin film that could make energy production more efficient and cleaner. more
Despite failures, chemotherapy still promising against fatal pediatric brain cancer  NEWS MEDICAL · 4 days
The pediatric brain cancer known as diffuse intrinsic pontine glioma is almost uniformly fatal. In part, this is due to where and how it grows, forming as a... more
International ozone treaty stops changes in Southern Hemisphere winds  SCIENCE DAILY · 4 days
The Montreal Protocol of 1987 phased out production of ozone-destroying substances such as chlorofluorocarbons (CFCs). Beginning around 2000, concentrations of those chemicals in the stratosphere started to decline and the... more
Isolation of an elusive phosphatetrahedrane  Science Magazine · 4 days
This exploratory synthesis investigation was undertaken to determine the viability of replacing a single carbon vertex with another p-block element in a highly strained tetrahedrane molecule. Phosphorus was selected for this purpose because the stable molecular form of... more
Streptavidin/biotin: Tethering geometry defines unbinding mechanics  Science Magazine · 4 days
Macromolecules tend to respond to applied forces in many different ways. Chemistry at high shear forces can be intriguing, with relatively soft bonds becoming very stiff in specific force-loading geometries. Largely used in bionanotechnology, an important... more
Breath figure-derived porous semiconducting films for organic electronics  Science Magazine · 4 days
Porous semiconductor film morphologies facilitate fluid diffusion and mass transport into the charge-carrying layers of diverse electronic devices. Here, we report the nature-inspired fabrication of several porous organic semiconductor-insulator blend films [semiconductor:... more
How trans fats assist cell death  SCIENCE DAILY · 4 days
Researchers have uncovered a molecular link between some trans fats and a variety of disorders, including cardiovascular and neurodegenerative diseases. Their findings implicate their role in enhancing a mitochondrial signalling pathway that leads to programmed cell... more
Astronomers Map Out Three Nearby Molecular Clouds  SCI-NEWS.COM · 4 days
Astronomers using the Nobeyama 45-m Radio Telescope in Japan have carried out mapping observations toward three nearby molecular clouds: Orion A, Aquila Rift,... more
Ultrafast repeated staining and destaining of cell samples for tumor diagnostics  PHYS.ORG · 4 days
In the treatment of tumors, microenvironment plays an important role. It often contains immune cells that are so changed that they promote tumor growth. In the... more
International ozone treaty stops changes in Southern Hemisphere winds  PHYS.ORG · 4 days
Chemicals that deplete Earth's protective ozone layer have also been triggering changes in Southern Hemisphere atmospheric circulation. Now, new research in Nature finds that those changes have paused and might... more
Researchers discover giant cavity in key tuberculosis molecule  PHYS.ORG · 4 days
Researchers from the Department of Energy's SLAC National Accelerator Laboratory have discovered a strange new feature of a protein that's thought to be important in the development of tuberculosis: The protein contains... more
Ultrafast repeated staining and destaining of cell samples for tumor diagnostics  SCIENCE DAILY · 4 days
In the treatment of tumors, microenvironment plays an important role. It often contains immune cells that are so changed that they promote tumor growth. Scientists have... more
New molecular probes for opioid receptors  PHYS.ORG · 4 days
Strong painkillers are very important in the management of patients with cancer and heart attack or requiring surgery. They extert their effect by binding to so-called opioid receptors in the body. more
Innovative thinner electrolyte can improve functioning of solid oxide fuel cells  PHYS.ORG · 4 days
In this post-industrialization age, electricity has become the backbone of our society. However, using fossil fuels to generate it is not the best option because of... more
How trans fats assist cell death  PHYS.ORG · 4 days
Tohoku University researchers in Japan have uncovered a molecular link between some trans fats and a variety of disorders, including cardiovascular and neurodegenerative diseases. Their findings, published in the journal Scientific Reports, implicate their role in... more
CELLINK starts reselling a real-time qPCR instrument  NEWS MEDICAL · 4 days
CELLINK has started reselling a qPCR instrument. The instrument uses a laboratory technique of molecular biology based on the polymerase chain reaction. more
How seeing the molecular machinery of the coronavirus will help scientists design a treatment  PHYS.ORG · 4 days
In the race to develop a treatment for COVID-19, the disease threatening millions of lives around the world, scientists are... more
Manipulating ligands: A new dimension for promoting electrocatalysis performance by noble metal aerogels  PHYS.ORG · 4 days
Chemists at TU Dresden have fabricated surface-clean noble metal aerogels boosting electrocatalysis performance by revisiting ligand chemistry. They have reported their results... more
Researchers uncover molecular link between trans fats and variety of disorders  NEWS MEDICAL · 4 days
Tohoku University researchers in Japan have uncovered a molecular link between some trans fats and a variety of disorders, including cardiovascular and neurodegenerative diseases. more
New molecular probes to study the behavior of opioid receptors  NEWS MEDICAL · 4 days
It could be an important step forward in the improvement of pain therapy: Thanks to newly developed molecular probes, the behavior of individual opioid receptors can now be... more
Novel imaging technique sheds light on Alzheimer's disease  NEWS MEDICAL · 4 days
To understand what happens in the brain when Alzheimer's disease develops, researchers need to be able to study the molecular structures in the neurons affected by Alzheimer's disease. more
Supercomputer helps benchmark new molecular docking tool  NEWS MEDICAL · 4 days
With the American Cancer Society estimating 1.76 million new cases and more than 600,000 deaths during 2019 in the U.S. alone, cancer remains a critical healthcare challenge. more
Changes in surface sugarlike molecules help cancer cells to spread  NEWS MEDICAL · 4 days
Changes in a specific type of sugarlike molecule, or glycan, on the surface of cancer cells help them to spread into other tissues, according to researchers at the... more
Scientists discover tuberculosis bacterium channels vitamins into the cell  NEWS MEDICAL · 4 days
A new study published in the journal Nature in March 2020 reports a unique transport protein found within the tubercle bacillus, Mycobacterium tuberculosis. This huge membrane-spanning vesicular protein is different... more
Changes in surface sugarlike molecules help cancer metastasize  PHYS.ORG · 5 days
Changes in a specific type of sugarlike molecule, or glycan, on the surface of cancer cells help them to spread into other tissues, according to researchers at the University of California, Davis.... more
Penn State engineers model genetic mutations causing drug resistance  NEWS MEDICAL · 5 days
Whether it is a drug-resistant strain of bacteria, or cancer cells that no longer react to the drugs intended to kill them, diverse mutations make cells resistant to chemicals, and... more
Research team identifies a molecule that directs neurons  NEWS MEDICAL · 5 days
The habenula is a small region at the centre of the brain, but is crucial for people's lives. It is made up of groups of nerve cells that control the "neurotransmitters" of... more
Engineers model mutations causing drug resistance  SCIENCE DAILY · 5 days
Whether it is a drug-resistant strain of bacteria, or cancer cells that no longer react to the drugs intended to kill them, diverse mutations make cells resistant to chemicals, and 'second generation' approaches are needed. Now,... more
Teaching old transition metals new tricks: Chemists activate palladium catalysis by light  SCIENCE DAILY · 5 days
In the production of compounds, chemists have the goal of finding strategies that are most selective and avoid waste products. This helps to drive... more
Engineers model mutations causing drug resistance  PHYS.ORG · 5 days
Whether it is a drug-resistant strain of bacteria, or cancer cells that no longer react to the drugs intended to kill them, diverse mutations make cells resistant to chemicals, and "second generation" approaches are needed. Now,... more
Mechanical forces shape bacterial biofilms' puzzling patterns  SCIENCE DAILY · 5 days
Belying their slimy natures, the sticky patches of bacteria called biofilms often form intricate, starburst-like patterns as they grow. Now, researchers have combined expertise in molecular biology, mechanical engineering and mathematical modeling to unravel... more
Teaching old transition metals new tricks: Chemists activate palladium catalysis by light  PHYS.ORG · 5 days
In the production of compounds, chemists have the fundamental goal of finding strategies that are most selective and avoid waste products. Breakthroughs in this... more
Supercomputers Recruited To Hunt For Clues To A COVID-19 Treatment  NPR · 5 days
Scientists hope a machine can do what a person can't: Quickly analyze every physical and chemical aspect of the coronavirus and sift through the world's drugs for subtle... more
Coronavirus massive simulations completed on Frontera supercomputer  SCIENCE DAILY · 5 days
A coronavirus envelope all-atom computer model is being developed. The coronavirus model builds on success of all-atom infuenza virus simulations. Molecular dynamics simulations for the coronavirus model tests ran on up to 4,000 nodes,... more
Protein modification with ISG15 blocks coxsackievirus pathology via antiviral and metabolic reprogramming  PHYS.ORG · 5 days
During early encounters between a pathogen and a cell, receptors located on the cell surface, in the cytosol or within endosomal (storage) compartments engage... more
The famous Zelinsky process unveiled: Self-promoted acetylenic cascade produces benzene  PHYS.ORG · 5 days
Joint computational and experimental study sheds light on a unique property of 2-D materials—dynamic changes of electronic configuration during transformations at the molecular level. Discovery of that mechanistic... more
World's first ultrasound biosensor created in Australia  PHYS.ORG · 5 days
The ability to accurately monitor drug levels and biological molecules inside patients in real time has remained largely elusive. more
Modeling the human eye in a dish  PHYS.ORG · 5 days
Despite its small size relative to the rest of the body, the eye is one of the most complex organs of the human body and has been difficult to study in a lab. Now,... more
Solitonics in molecular wires could benefit electronics  PHYS.ORG · 5 days
Soliton descriptions for the conducting polymers polyacetylene—descriptions based around a type of solitary wave—caused great excitement when they first broke in the seminal reports by Su, Schrieffer, Heeger (SSH) and Kivelson over 30 years... more
Researchers identify novel blood-based markers to detect Alzheimer’s disease  NEWS MEDICAL · 5 days
In a recent study published in the Journal of Alzheimer’s Disease, researchers at Okayama University developed a technique to uncover molecules within the blood which can help doctors differentiate patients... more
Chemists race to decode RNA of new coronavirus  PHYS.ORG · 5 days
As scientists around the world race to decode the coronavirus that has caused more than 15,000 deaths in a matter of months, a group of University of Chicago chemists are focusing on... more
Engineered nanowrappers carry and release tiny cargo  nanowerk · 6 days
Scientists have discovered a new method for creating hollow metallic nanostructures with regularly spaced and sized pores. The pores are large and regular enough to carry molecule or nanoscale-size particles of drugs and other... more
Optical control allows physicists to simulate and understand interactions between atoms  nanowerk · 6 days
Scientists used silica micro-particles mixed into liquid crystals to investigate how atoms behave and interact. They explored optical control of hexagonal silica micro-particles whose surfaces were... more
Is Niagara Falls a barrier against fish movement?  PHYS.ORG · 6 days
New research shows that fishes on either side of Niagara Falls—one of the most powerful waterfalls in the world—are unlikely to breed with one another. Knowing how well the falls serves as... more
New material developed could help clean energy revolution  SCIENCE DAILY · 6 days
Researchers developed a promising graphene-carbon nanotube catalyst, giving them better control over hugely important chemical reactions for producing green technology and clean energy. more
Even bacteria need their space: Squished cells may shut down photosynthesis  SCIENCE DAILY · 6 days
Introverts take heart: When cells, like some people, get too squished, they can go into defense mode, even shutting down photosynthesis. more
Novel MOF is potential next-gen semiconductor  PHYS.ORG · 6 days
Metal-organic frameworks (MOFs) are emerging multi-functional materials that are gradually finding their way out of the research labs and into a myriad of real-world applications. For example, MOFs can store dangerous gasses, catalyze chemical reactions, deliver... more
Even bacteria need their space: Squished cells may shut down photosynthesis  PHYS.ORG · 6 days
Introverts take heart: When cells, like some people, get too squished, they can go into defense mode, even shutting down photosynthesis. more
Researchers observe ultrafast processes of single molecules for the first time  PHYS.ORG · 6 days
Markus Koch, head of the research group Femtosecond Dynamics at the Institute of Experimental Physics at TU Graz, and his team develop new methods for time-resolved... more
New catalyst material could fuel clean energy revolution  PHYS.ORG · 6 days
Fuel cells and water electrolyzers that are cheap and efficient will form the cornerstone of a hydrogen fuel based economy, which is one of the most promising clean and sustainable alternatives to... more
Aluminosilicate glasses can serve as visible luminescence materials  PHYS.ORG · 6 days
Broadband emissions in the visible spectral range can be achieved by pumping Pr3+ doped in crystal, ceramic and glass. Fluoride glasses are commonly used as host material of gain fiber due to... more
Researchers create water-degradable plastic combining starch and cellulose  PHYS.ORG · 6 days
The main cause of marine debris accumulation is the dumping of plastic waste into the oceans, as most plastic does not degrade when left in the environment. Marine biodegradable plastics have previously... more
Mechanical forces shape bacterial biofilms' puzzling patterns  PHYS.ORG · 6 days
Belying their slimy natures, the sticky patches of bacteria called biofilms often form intricate, starburst-like patterns as they grow. Now, researchers at Princeton University have combined expertise in molecular biology, mechanical engineering and mathematical... more
Opening a new chapter in antibody mimetics  PHYS.ORG · 6 days
Antibodies are proteins that act as recognition molecules for pathogens, like viruses and bacteria, and are the workhorses of the body's immune system. They recognize specific molecules and bind to them very strongly, which... more
X-ray imaging reveals insights into a natural mosquito-killing compound  PHYS.ORG · 6 days
Many of the chemicals used to deter or eliminate disease-carrying mosquitoes can pollute ecosystems and drive the evolution of even more problematic, insecticide-resistant species—but thankfully, we may have better options... more
A self-healing nanofiber sensor for temperature-sensitive logistics  nanowerk · 7 days
Researchers fabricated an innovative type of time-temperature sensor that can be used to detect and record temperature changes throughout the entire cold-supply chain. This nanofiber-based sensor only requires a single self-healing material with one... more
Newly discovered molecule in the lymphatic system could play a role in autoimmune diseases  NEWS MEDICAL · 7 days
A study by investigators at Hospital for Special Surgery has discovered a molecule in the lymphatic system that has the... more
Discovery shows a novel opportunity for DOT1L inhibitors in cancer treatment  NEWS MEDICAL · 7 days
Oncotarget Volume 11, Issue 11 reported that in order to understand the molecular mechanism of the dependency in MM, the research team examined gene expression changes... more
Lance Liotta receives $72,000 for collaborative project  NEWS MEDICAL · 1 week
Lance Liotta, Co-Director, Applied Proteomics and Molecular Medicine, received $72,000 from Queensland University of Technology for the project: "The Systems Biochemistry of Adaptation in Cellular Protein Networks." Australian Research Council Future Fellowship (total $784,680). more
Preclinical study characterizes the binding affinity and selectivity of a selective FLT3 inhibitor  NEWS MEDICAL · 1 week
Oncotarget Volume 11, Issue 11 reported that in this preclinical study, we characterized the binding affinity and selectivity of quizartinib, a small-molecule... more
Lymph node stromal CCL2 limits antibody responses  Science Magazine · 1 week
Nonhematopoietic stromal cells in lymph nodes such as fibroblastic reticular cells (FRCs) can support the survival of plasmablasts and plasma cells [together, antibody-forming cells (AFCs)]. However, a regulatory function for the stromal compartment in... more
NK cells mediate clearance of CD8+ T cell-resistant tumors in response to STING agonists  Science Magazine · 1 week
Several immunotherapy approaches that mobilize CD8+ T cell responses stimulate tumor rejection, and some, such as checkpoint blockade, have been... more
Lipidomics and RNA sequencing reveal a novel subpopulation of nanovesicle within extracellular matrix biomaterials  Science Magazine · 1 week
Biomaterials composed of extracellular matrix (ECM) provide both mechanical support and a reservoir of constructive signaling molecules that promote functional... more
Liquid dispersions of zeolite monolayers with high catalytic activity prepared by soft-chemical exfoliation  Science Magazine · 1 week
The most effective approach to practical exploitation of the layered solids that often have unique valuable properties—such as graphene, clays, and other... more
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