Chemistry
Novel MRI sensor can peer deep into the brain to detect intracellular calcium activity  NEWS MEDICAL · 30 minutes
Calcium is a critical signaling molecule for most cells, and it is especially important in neurons. Imaging calcium in brain... more
Illinois researchers are first to count growth factors in single cells  PHYS.ORG · 8 hours
Whether healthy or diseased, human cells exhibit behaviors and processes that are largely dictated by growth factor molecules, which bind to receptors on the cells. For... more
Ultrafast photoactivation of CboxhH bonds inside water-soluble nanocages  Science Magazine · 10 hours
Light energy absorbed by molecules can be harnessed to activate chemical bonds with extraordinary speed. However, excitation energy redistribution within various molecular degrees of freedom prohibits bond-selective chemistry. Inspired by enzymes, we... more
Supramolecular architectures of molecularly thin yet robust free-standing layers  Science Magazine · 10 hours
Stable, single-nanometer thin, and free-standing two-dimensional layers with controlled molecular architectures are desired for several applications ranging from (opto-)electronic devices to nanoparticle and single-biomolecule characterization. It is, however, challenging to... more
Scientists sharpen their molecular scissors and expand the gene editing toolbox  SCIENCE DAILY · 10 hours
Scientists have figured out a better way to deliver a DNA editing tool to shorten the presence of the editor proteins in the cells in what... more
Older biologic age linked to elevated breast cancer risk  SCIENCE DAILY · 10 hours
Biologic age, a DNA-based estimate of a person's age, is associated with future development of breast cancer, according to scientists. Biologic age was determined by measuring DNA methylation, a chemical... more
What tumor cells and a healthy retina have in common  SCIENCE DAILY · 10 hours
Researchers are parsing how the retina hijacks an energy-producing chemical reaction to churn out molecular building blocks to renew photoreceptor membranes that keep our vision sharp. more
Scientists sharpen their molecular scissors and expand the gene editing toolbox  PHYS.ORG · 12 hours
Wake Forest Institute for Regenerative Medicine (WFIRM) scientists have figured out a better way to deliver a DNA editing tool to shorten the presence of the... more
Quantum Mechanics: Coldest quantum gas of molecules  SCIENCE DAILY · 15 hours
Researchers have made a long-lived, record-cold gas of molecules that follow the wave patterns of quantum mechanics instead of the strictly particle nature of ordinary classical physics. The creation of this gas boosts the... more
Preventing the production of toxic mitochondrial proteins—a promising treatment target  PHYS.ORG · 16 hours
Researchers at the University of Helsinki uncovered the mechanisms for a novel cellular stress response arising from the toxicity of newly synthesized proteins. Activation of the stress response... more
Researchers watch molecules in a light-triggered catalyst ring 'like an ensemble of bells'  PHYS.ORG · 16 hours
Photocatalysts – materials that trigger chemical reactions when hit by light – are important in a number of natural and industrial processes,... more
Newly discovered enzyme uses an unusual mechanism to generate a molecule with an awful smell  PHYS.ORG · 16 hours
Newly discovered enzyme uses an unusual mechanism to generate a molecule with an eye-wateringly awful smell more
Medical News Today: Your furniture may contain harmful chemicals  MNT · 19 hours
Researchers found traces of toxins in the blood or urine of children living in homes with sofas containing flame-retardant chemicals or vinyl floors. more
Study finds out similarity in function between healthy retina cell and tumor cell  NEWS MEDICAL · 21 hours
How is a healthy retina cell like a tumor cell? It hijacks an energy-producing chemical reaction to churn out molecular building blocks.... more
Triclosan added to consumer products impairs response to antibiotic treatment  PHYS.ORG · 21 hours
Grocery store aisles are stocked with products that promise to kill bacteria. People snap up those items to protect themselves from the germs that make them sick. However,... more
New identified biomarker predicts patients who might benefit from HER2-targeted agents  NEWS MEDICAL · 23 hours
In an effort to further individualize therapy and avoid over-treating patients, researchers at the Johns Hopkins Kimmel Cancer Center report a new study using PET scans... more
Newly designed molecule could benefit people with Friedrich's Ataxia  NEWS MEDICAL · 1 day
Skin cells taken from patients with a rare genetic disorder are up to ten times more sensitive to damage from ultraviolet A radiation in laboratory tests, than those from a... more
Mitochondrial proteotoxicity appears to be epicentre of molecular pathogenesis  NEWS MEDICAL · 1 day
Researchers at the University of Helsinki uncovered the mechanisms for a novel cellular stress response arising from the toxicity of newly synthesized proteins. more
Study doesn’t find enough evidence related to effects of noncaloric sweeteners on gut microbiota  NEWS MEDICAL · 1 day
The study, carried out by the UGR professor of Biochemistry and Molecular Biology Ángel Gil and his research team, has... more
PET scans show biomarkers could spare some breast cancer patients from chemotherapy  SCIENCE DAILY · 1 day
In an effort to further individualize therapy and avoid over-treating patients, researchers report a new study using PET scans has identified a biomarker that... more
Chemical added to consumer products impairs response to antibiotic treatment  SCIENCE DAILY · 1 day
Triclosan exposure may inadvertently drive bacteria into a state in which they are able to tolerate normally lethal concentrations of antibiotics -- including those antibiotics that are commonly... more
With nanopore sensing, physicists detect subtle changes in single particles  nanowerk · 1 day
The researchers' findings open the door to observe all kinds of interesting phenomenon on nanosurfaces, an area of great interest to chemists. more
Research creates DNA-like molecule to aid search for alien life  PHYS.ORG · 1 day
In a research breakthrough funded by NASA, scientists have synthesized a molecular system that, like DNA, can store and transmit information. This unprecedented feat suggests there could be... more
With nanopore sensing, physics researchers detect subtle changes in single particles  PHYS.ORG · 1 day
Researchers in Virginia Commonwealth University's Department of Physics have discovered that a technique known as nanopore sensing can be used to detect subtle changes in clusters,... more
Electric car batteries inspire safer, cheaper way to make compounds used in medicines  SCIENCE DAILY · 1 day
Inspired by the refined electrochemistry of electric car batteries, scientists have developed a battery-like system that allows them to make potential advancements... more
Scalable and safe synthetic organic electroreduction inspired by Li-ion battery chemistry  Science Magazine · 1 day
Reductive electrosynthesis has faced long-standing challenges in applications to complex organic substrates at scale. Here, we show how decades of research in lithium-ion battery materials, electrolytes,... more
Latrophilin GPCRs direct synapse specificity by coincident binding of FLRTs and teneurins  Science Magazine · 1 day
Bidirectional signaling by cell adhesion molecules is thought to mediate synapse formation, but the mechanisms involved remain elusive. We found that the adhesion G... more
Researchers make coldest quantum gas of molecules  PHYS.ORG · 1 day
JILA researchers have made a long-lived, record-cold gas of molecules that follow the wave patterns of quantum mechanics instead of the strictly particle nature of ordinary classical physics. The creation of this gas boosts... more
Study finds motor skills problems in children exposed during pregnancy to plasticizer chemicals  NEWS MEDICAL · 1 day
Scientists with the Columbia Center for Children's Environmental Health at the Columbia University Mailman School of Public Health report motor skills problems... more
Dietary fiber helps to aggregate gut particles, study shows  NEWS MEDICAL · 1 day
Food, microbes, and medicine all clump together as they move through our gut. Sticky molecules secreted into our intestines bind the gut particles in the same way that flour holds... more
Coherent single-photon emission from colloidal lead halide perovskite quantum dots  Science Magazine · 1 day
Chemically made colloidal semiconductor quantum dots have long been proposed as scalable and color-tunable single emitters in quantum optics, but they have typically suffered from prohibitively incoherent emission.... more
New 'interspecies communication' strategy between gut bacteria and mammalian hosts uncovered  SCIENCE DAILY · 1 day
Bacteria in the gut do far more than help digest food in the stomachs of their hosts; they can also tell the genes in their mammalian... more
Huge Open Buckets of Uranium Ore Found at Grand Canyon? Totally Fine, Experts Say.  LIVE SCIENCE · 1 day
Pay no attention to those buckets of radioactive uranium in the Grand Canyon museum, they're probably nothing to worry about,... more
Rules of inheritance rewritten in worms  PHYS.ORG · 2 days
The idea that children inherit half of their DNA from each parent is a central tenet of modern genetics. But a team led by KAUST's Christian Frøkjær-Jensen has re-engineered this heredity pattern in roundworms, a commonly... more
Non-polluting membrane for outerwear  PHYS.ORG · 2 days
As part of his master's project, the chemical engineer Mario Stucki developed a breathable, environmentally friendly membrane for rain jackets. With his colleague Anna Beltzung, he has since founded the spin-off Dimpora to market the membrane commercially. more
Synthesizing useful compounds without forming unwanted chiral partners  PHYS.ORG · 2 days
Did you know that more than half of the drugs currently in use are chiral, potentially resulting in two different responses in the body? Chiral compounds are pairs of molecules that are... more
Novel ratiometric fluorescent probe for studying cellular activity of anticancer drug  NEWS MEDICAL · 2 days
NUS chemists have developed a novel ratiometric fluorescent probe for studying cellular activity of the clinically important anticancer drug cisplatin for next generation drug development. more
Prenatal exposure to phthalates linked to motor skill deficiencies at age 11  SCIENCE DAILY · 2 days
Scientists report motor skills problems in children exposed during pregnancy to plasticizer chemicals known as phthalates that are widely used in personal care products... more
Applying computational chemistry to simulate realistic chemical processes  PHYS.ORG · 2 days
The waters of science are muddy these days—especially at the University of California San Diego where all that separates a chemist from a physicist in some cases is office drywall. Chemists ask... more
Dietary fiber helps clump material in your gut  PHYS.ORG · 2 days
Food, microbes, and medicine all clump together as they move through our gut. Sticky molecules secreted into our intestines bind the gut particles in the same way that flour holds a ball... more
Supplying high-quality cancer-imaging isotopes  PHYS.ORG · 2 days
Zirconium-89 is a radionuclide that's just right for cancer tumor imaging. When the isotope is combined with a tumor-seeking molecule, it lasts long enough in the body to find the tumor and to be imaged. Researchers developed a less labor... more
Scientists identify unique subtype of eczema linked to food allergy  SCIENCE DAILY · 2 days
Scientists have found that children with both atopic dermatitis and food allergy have structural and molecular differences in top layers of skin near the eczema lesions, whereas children... more
Life-changing magic of tidying up—complex structural organization studied in slime mold  PHYS.ORG · 2 days
Researchers in Japan think they have found an answer to the fundamental biological question of how individual cells know which way to position themselves within a... more
Water is more homogeneous than expected  PHYS.ORG · 2 days
In order to explain the known anomalies in water, some researchers assume that water consists of a mixture of two phases, even under ambient conditions. However, new X-ray spectroscopic analyses at BESSY II, ESRF and Swiss... more
'Butterfly-shaped' palladium subnano cluster built in 3-D  PHYS.ORG · 2 days
Miniaturization is the watchword of progress. Nanoscience, studying structures on the scale of a few atoms, has been at the forefront of chemistry for some time now. Recently, researchers at the University of Tokyo... more
New therapeutic approach to combat African sleeping sickness  PHYS.ORG · 2 days
Scientists working in a range of disciplines joined forces to identify a new approach to combat African sleeping sickness. Fundamental research undertaken under the supervision of Professor Ute Hellmich of Johannes Gutenberg... more
Why kids may be at risk from vinyl floors and fire-resistant couches  SCIENCE-NEWS · 2 days
Children from homes with all vinyl floors and flame-retardant sofas show higher levels of some synthetic chemicals in their bodies than other kids. more
Event-based data collection enriches neutron scattering research and new product development  PHYS.ORG · 2 days
Scientists using neutron scattering methods to look at the behavior of materials under stress or during phase changes and chemical reactions can view processes from new... more
Squid could provide an eco-friendly alternative to plastics  PHYS.ORG · 2 days
The remarkable properties of a recently-discovered squid protein could revolutionize materials in a way that would be unattainable with conventional plastic, finds a review published in Frontiers in Chemistry. Originating in the... more
Johns Hopkins scientists find new compound that may prevent reperfusion injury  NEWS MEDICAL · 2 days
In a strategic search, Johns Hopkins scientists created and screened a library of 45,000 new compounds containing chemical elements of widely used immune system suppressants, and say they... more
Discovery of potent compound in native California shrub may lead to treatment for Alzheimer's  NEWS MEDICAL · 2 days
The medicinal powers of aspirin, digitalis, and the anti-malarial artemisinin all come from plants. A Salk Institute discovery of a... more
Complex structures' organization studied in slime mold  SCIENCE DAILY · 2 days
Researchers in Japan think they have found an answer to the fundamental biological question of how individual cells know which way to position themselves within a complex, multicellular body. Depending on a cell's purpose... more
Native California medicinal plant may hold promise for treating Alzheimer's  SCIENCE DAILY · 2 days
The medicinal powers of aspirin, digitalis, and the anti-malarial artemisinin all come from plants. A discovery of a potent neuroprotective and anti-inflammatory chemical in a native California shrub... more
How Are Elements Grouped in the Periodic Table?  LIVE SCIENCE · 2 days
Don't worry, the periodic table of elements isn't as confusing as it looks. more
Establishing the molecular blueprint of early embryo development  SCIENCE DAILY · 2 days
A team of biologists, physicists and mathematical modellers have studied the genetic activity of over 100,000 embryonic cells to establish the molecular blueprint of mouse early embryo development. This new research provides... more
Water is more homogeneous than expected  SCIENCE DAILY · 2 days
In order to explain the known anomalies in water, some researchers assume that water consists of a mixture of two phases even under ambient conditions. However, new X-ray spectroscopic analyses show that this is not the... more
Drug 'librarian' discovers new compound that may thwart common surgery complication  SCIENCE DAILY · 2 days
In a strategic search, scientists created and screened a library of 45,000 new compounds containing chemical elements of widely used immune system suppressants, and say they... more
New compound could help treat ovarian cancer  SCIENCE DAILY · 2 days
Scientists have discovered a compound that could be more effective in treating certain cancers than standard chemotherapy. more
Peering inside the mind of the worm for clues on how memories form  SCIENCE DAILY · 2 days
A new study lays the ground for uncovering the molecular basis of memory blocking that has baffled scientists for decades. more
'Butterfly-shaped' palladium subnano cluster built in 3-D  SCIENCE DAILY · 2 days
Scientists have produced a 3-D cluster molecule based on palladium. First, they created a 'butterfly-shaped' Pd4 framework, using an organosilicon compounds bearing the aromatic substitutents as both template and support for the palladium atoms.... more
Ingredients for water could be made on surface of moon, a chemical factory  SCIENCE DAILY · 2 days
When a stream of charged particles known as the solar wind careens onto the moon's surface at 450 kilometers per second (or... more
Copepods drive large-scale trait-mediated effects in marine plankton  Science Magazine · 2 days
Fear of predation may influence food webs more than actual predation. However, the mechanisms and magnitude of nonconsumptive predator effects are largely unknown in unicellular-dominated food webs such as marine plankton. We... more
Establishing the molecular blueprint of early embryo development  PHYS.ORG · 2 days
A team of biologists, physicists and mathematical modellers in Cambridge have studied the genetic activity of over 100,000 embryonic cells to establish the molecular blueprint of mouse early embryo development. This new... more
Ingredients for water could be made on surface of moon, a chemical factory  PHYS.ORG · 2 days
When a stream of charged particles known as the solar wind careens onto the Moon's surface at 450 kilometers per second (or... more
New AI can identify, predict development of different combinations of cancer symptoms  NEWS MEDICAL · 2 days
Cancer patients who undergo chemotherapy could soon benefit from a new AI that is able to identify and predict the development of different combinations... more
Ingredients for water could be made on surface of moon, a chemical factory  nanowerk · 2 days
When a stream of charged particles known as the solar wind careens onto the Moon's surface at 450 kilometers per second, they... more
Delhi's complicated air pollution problem  PHYS.ORG · 3 days
According to the World Health Organization, Delhi is the world's most polluted large city. And it's only going to get worse if something isn't done about it, say some experts in an article in Chemical & Engineering News... more
More sustainable conversion of amino acids using light instead of with heat  PHYS.ORG · 3 days
Ph.D. candidate Cecilia Bottecchia was one of the first to succeed in converting amino acids, which can be used for medication, with the help... more
Drug 'librarian' discovers new compound that may thwart common surgery complication  PHYS.ORG · 3 days
In a strategic search, Johns Hopkins scientists created and screened a library of 45,000 new compounds containing chemical elements of widely used immune system suppressants, and... more
Microalgae as natural detector of environmental safety  PHYS.ORG · 3 days
An international group of toxicologists, including experts from the Far Eastern Federal University (FEFU), report that unicellular microalgae, the most common microorganisms on Earth and an important part of the food chain for more... more
Plants can skip the middlemen and directly recognize disease-causing fungi  PHYS.ORG · 3 days
Fungal diseases collectively termed "powdery mildew" afflict a broad range of plant species, including agriculturally relevant cereals such as barley, and result in significant reductions in crop yield.... more
Keeping heavy metals out of beer and wine  PHYS.ORG · 3 days
A frosty mug of beer or ruby-red glass of wine just wouldn't be the same if the liquid was murky or gritty. That's why producers of alcoholic beverages usually filter them. But... more
Nanopores make portable mass spectrometer for peptides a reality  PHYS.ORG · 3 days
University of Groningen scientists have developed nanopores to directly measure the mass of peptides. Although the resolution needs improvement, this proof of principle shows that a cheap and portable peptide... more
Scientists identify atomic structure of catalytically active copper-ceria interface  PHYS.ORG · 3 days
Recently, Dr. Zhou Yan and Prof. Shen Wenjie at the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences and their collaborators identified the atomic structure of... more
Polymer twin: New implant imitates bone structure  PHYS.ORG · 3 days
Scientists from the National University of Science and Technology (MISIS) developed a unique hybrid bone implant, the core of which is made of porous ultra high molecular weight polyethylene, and the shell is made... more
New compound could help treat ovarian cancer  PHYS.ORG · 3 days
Scientists from the University of Sheffield have discovered a compound that could be more effective in treating certain cancers than standard chemotherapy. more
Investigators figure out how to block new antibiotic resistance gene  PHYS.ORG · 3 days
A new antimicrobial-resistance gene, VCC-1, a ß-lactamase gene, has been discovered in benign close relatives of virulent Vibrio cholerae, which causes cholera. Now, a team of Canadian researchers... more
Scientists develop unique hybrid implant that imitates bone structure  NEWS MEDICAL · 3 days
Scientists from the National University of Science and Technology "MISIS" developed a unique hybrid bone implant, the core of which is made of porous ultra high molecular weight polyethylene, and... more
Researchers unlock plant’s secret of producing specialized metabolites  NEWS MEDICAL · 3 days
Plants are master chemists, and Michigan State University researchers have unlocked their secret of producing specialized metabolites. more
First molecular test predicts treatment response for kidney cancer  NEWS MEDICAL · 3 days
Immunotherapy drugs such as PD-L1 checkpoint inhibitors represent the front-line treatment for kidney cancer. But immunotherapy is expensive, benefits only a subset of patients and is futile in the majority... more
Plants can skip the middlemen to directly recognize disease-causing fungi  SCIENCE DAILY · 3 days
Scientists have revealed that direct physical associations between plant immune proteins and fungal molecules are widespread during attempted infection. The authors' findings run counter to current thinking and... more
Can a flowing liquid-like material maintain its structural order like crystals?  SCIENCE DAILY · 3 days
Scientists have discovered a chiral compound, which can spontaneously form a molecular assembly with an extremely large single domain structure beyond a size regime incapable of... more
Micro-control of liver metabolism  SCIENCE DAILY · 3 days
A new discovery has shed light on small RNAs called microRNAs in the liver that regulate fat and glucose metabolism. Research shows that a molecular anticipation, during fast to re-feed transition, is essential for capping glucose production by the liver.... more
Multinational initiative to study familial primary distal renal tubular acidosis  NEWS MEDICAL · 3 days
In addition to regulating the body's fluid balance, by excreting greater or smaller amounts of urine, the kidneys also maintain the proper balance of electrolytes (salts) and the... more
Can a flowing liquid-like material maintain its structural order like crystals?  nanowerk · 3 days
Scientists discovered a chiral compound, which can spontaneously form a molecular assembly with an extremely large single domain structure beyond a size regime incapable of realizing... more
Caffeine slows down the movement of water molecules  PHYS.ORG · 4 days
Contrary to the well-known stimulating effect on humans, caffeine slows down the movement of water molecules. Researchers from the NWO Institute AMOLF in Amsterdam and the ESPCI in Paris report this in... more
Nanodroplets are the key to controlling membrane formation  nanowerk · 4 days
The creation of membranes is of enormous importance in biology, but also in many chemical applications developed by humans. These membranes are shaped spontaneously when soap-like molecules in water join together. Researchers... more
Nano-droplets are the key to controlling membrane formation  PHYS.ORG · 4 days
The creation of membranes is of enormous importance in biology, but also in many chemical applications developed by humans. These membranes are shaped spontaneously when soap-like molecules in water join together. Researchers... more
Mechanism of iron-based hydrogen bond cleavage revealed  PHYS.ORG · 4 days
Hydrogen-based fuel cells hold promise for sustainable power generation, but to become practical they need to be more efficient and cost effective. Scientists at Pacific Northwest National Laboratory's (PNNL's) Center for Molecular Electrocatalysis (CME)... more
Total synthesis of marine antitumor agents trabectedin and lurbinectedin  PHYS.ORG · 4 days
With its vast numbers of different lifeforms, the sea is a largely unexplored source of natural products that could be starting points for new pharmaceuticals, such as the antitumor drugs... more
Researchers identify suicide toxin in the bacteria responsible for tuberculosis  NEWS MEDICAL · 4 days
The bacteria responsible for tuberculosis can be killed by a toxin they produce unless it is neutralized by an antidote protein. The European team of scientists behind this... more
Very early marker of cardiac damage triggered by cancer treatment  SCIENCE DAILY · 4 days
Researchers have identified a very early marker of cardiac damage in patients undergoing therapy with anthracyclines, a family of drugs commonly used to treat cancer. This finding will... more
Using light-based method for production of pharmaceutical molecules  NEWS MEDICAL · 4 days
Photoelectrochemical cells are widely studied for the conversion of solar energy into chemical fuels. They use photocathodes and photoanodes to "split" water into hydrogen and oxygen respectively. more
Light-based production of drug-discovery molecules  SCIENCE DAILY · 4 days
Chemists have developed a light-based chemical method for cheap and simple production of chemical molecules used in drug discovery, such as muscle relaxants and antimicrobials. more
For scientists, the ripple effects of the government shutdown are still spreading  PHYS.ORG · 5 days
Matt Helgeson knew it was time to pull the plug. For weeks, the University of California, Santa Barbara professor of chemical engineering had held... more
Preventing the production of toxic mitochondrial proteins—a promising treatment target
PHYS.ORG
How Are Elements Grouped in the Periodic Table?
LIVE SCIENCE
We've discovered the world's largest drum – and it's in space
PHYS.ORG
Aggregated social amoebae need physical contact rather than chemical signals for motivation
PHYS.ORG
Millions of tons of plastic waste could be turned into clean fuels, other products
PHYS.ORG
Video: How shaving cream works
PHYS.ORG
Directly cooled electric motor made from polymer materials
PHYS.ORG
The world's shellfish are under threat as our oceans become more acidic
PHYS.ORG
Cellular stress at the movies: Biochemists illuminate a key survival mechanism in cells
PHYS.ORG
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