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Lab mimics molecule found in poppies

An undergraduate leads the discovery of a way to synthesize a rare molecule drawn from poppies. The molecule could become a building block for painkillers and other drugs......»»

Category: biomedSource:  sciencedailyNov 15th, 2021

Experimental antibiotic kills deadly superbug, opens whole new class of drugs

The relatively large molecule clogs a transport system, leading to lethal toxicity. Enlarge / This Scanning Electron Microscope image depicts several clusters of aerobic Gram-negative, non-motile Acinetobacter baumannii bacteria.....»»

Category: topSource:  arstechnicaRelated NewsJan 6th, 2024

Researchers develop efficient and accessible single-molecule platform for detecting various amylin species

A research team led by The Hong Kong University of Science and Technology (HKUST) has developed an optical plasmonic tweezer-controlled Surface-Enhanced Raman Spectroscopy (SERS) platform that utilizes on-and-off control of light to probe various amy.....»»

Category: topSource:  physorgRelated NewsJan 4th, 2024

Progress in the investigation of ultrafast electron dynamics using short light pulses

When electrons move within a molecule or semiconductor, this occurs on unimaginably short time scales. A Swedish-German team, including Dr. Jan Vogelsang from the University of Oldenburg, has now made significant progress towards a better understandi.....»»

Category: topSource:  physorgRelated NewsJan 4th, 2024

Scientists reveal foodcrust archaeology through molecule excavation

A lipid and proteomic study of ancient carbonized material (foodcrust) on pottery from the Taihu Lake region of eastern China has revealed the presence of rice, seafood consumption, various pottery functions, as well as the southward spread and plant.....»»

Category: topSource:  physorgRelated NewsDec 21st, 2023

Researchers discover novel antibiotic substance in the human nose

Researchers at the University of Tübingen have discovered a novel antibiotic substance from the human nose that can be used against pathogenic bacteria. Named epifadin, the molecule is produced from specific strains of the bacterial species Staphylo.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2023

reMarkable 2 digital notebook just got a rare discount

The reMarkable 2, a tablet that mimics writing and reading on paper, is on sale from Best Buy at $50 off. You'll also get the Marker Plus tool in this bundle......»»

Category: topSource:  digitaltrendsRelated NewsNov 29th, 2023

Physicists discover molecule-like structure of nuclear ground state

Scientists from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS), along with their collaborators, have recently discovered a molecular-type structure in the ground state of atomic nuclei. The study was published in Physi.....»»

Category: topSource:  pcmagRelated NewsNov 28th, 2023

A novel quantification method for ribonucleotides, which are needed in almost all cellular processes

RNA (ribonucleic acid), which is made up of ribonucleotides, is a molecule found in all living organisms. RNA is thought to have probably preceded DNA in primordial life billions of years ago. RNA was eventually replaced by DNA as a chemically more s.....»»

Category: topSource:  physorgRelated NewsNov 27th, 2023

A fullerene-like molecule made entirely of metal atoms

A small team of chemists from Nankai University, Nanjing Tech University and Shanxi University, all in China, working with a colleague from Universidad San Sebastián, in Chile, has, for the first time, created a fullerene-like molecule made entirely.....»»

Category: topSource:  pcmagRelated NewsNov 26th, 2023

Combining extreme-ultraviolet light sources to resolve a quantum mechanical dissociation mechanism in oxygen molecules

For the first time, researchers have succeeded in selectively exciting a molecule using a combination of two extreme-ultraviolet light sources and causing the molecule to dissociate while tracking it over time. This is another step towards specific q.....»»

Category: topSource:  pcmagRelated NewsNov 22nd, 2023

Wiim’s new amplified streamer mimics the Sonos Amp, for $299

The Wiim Amp is the latest network music streamer from Wiim to take the Sonos formula and make it far more affordable......»»

Category: topSource:  digitaltrendsRelated NewsNov 22nd, 2023

Researchers tune the speed of chirality switching

Chiral molecules can have dramatically different functional properties while sharing identical chemical formulae and almost identical structures. The molecular structure of two types of a chiral molecule—so-called enantiomers—are mirror images of.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Study highlights 4 strategies to overcome barriers to prescribed fire in the west

Prescribed fire, which mimics natural fire regimes, can help improve forest health and reduce the likelihood of catastrophic wildfire. But this management tool is underused in the fire-prone U.S. West and Baja California, Mexico, due to several barri.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2023

New antifungal molecule kills fungi without toxicity in human cells, mice

A new antifungal molecule, devised by tweaking the structure of prominent antifungal drug Amphotericin B, has the potential to harness the drug's power against fungal infections while doing away with its toxicity, researchers at the University of Ill.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

An optical and electrically driven single-molecule Raman switch

The role of molecular junctions in nanoelectronics is most often associated with electronic transport; however, their precise characterization hinders their widespread development. Recently, most research has focused on investigating molecular juncti.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

Poison expert allegedly poisoned wife—with a shockingly toxic gout drug

Colchicine is centuries old, but the line between toxic and nontoxic is still blurry. Enlarge / Ball-and-stick model of the colchicine molecule. (credit: Wikimedia | Ben Mills) A Minnesota doctor who had worked for a poi.....»»

Category: topSource:  arstechnicaRelated NewsOct 28th, 2023

Scientists shed light on potential breakthrough biomedical molecule

Scientists from the Department of Energy's SLAC National Accelerator Laboratory have gained valuable insights into producing nitroxide, a molecule with potential applications in the biomedical field. While nitric oxide (NO) has long been on researche.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Declining Bering Sea ice linked to increasing wildfire hazard in northeast China

China has been making strides in recent years to reduce air pollution, including fitting filters in coal-fired power stations to remove sulfur dioxide from emissions, a molecule that reacts with other compounds in the atmosphere to form polluting par.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Scientists discover new molecule that combats viral infection in bacteria

A Ph.D. researcher at the University of St Andrews studying microbes in the human gut has discovered a new molecule that acts as a "distress signal" when viruses are detected. The research is published in the journal Nature......»»

Category: topSource:  physorgRelated NewsOct 19th, 2023

Harnessing molecular power: Electricity generation on the nanoscale

Wave energy technology is a proven source of power generation, but there is power inherent in every molecule of liquid on Earth, even when the liquid is at rest. At the molecular scale, atoms and ions are always moving. If this nanoscale movement can.....»»

Category: topSource:  physorgRelated NewsOct 17th, 2023