News tagged with natural chemical

New CO2-removing catalyst can take the heat

(Phys.org) -- The current method of removing the greenhouse gas carbon dioxide (CO2) from the flues of coal-fired power plants uses so much energy that no one bothers to use it. So says Roger Aines, principal ...

Chemistry / Materials Science

created May 24, 2012 | popularity 5 / 5 (9) | comments 19 | with audio podcast

Deterring signals: Tobacco plants advertise their defensive readiness to attacking leafhoppers

Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...

Biology / Biotechnology

created May 23, 2012 | popularity 5 / 5 (1) | comments 0

Licorice root found to contain anti-diabetic substance

It provides the raw material for liquorice candy, calms the stomach and alleviates diseases of the airways: liquorice root. Chosen as the "Medicinal plant 2012", the root has been treasured in traditional healing since ancient ...

Chemistry / Biochemistry

created Apr 17, 2012 | popularity 5 / 5 (2) | comments 0

New 3D printing process could lead to DIY drugstores

(Phys.org) -- A new 3D printing process developed at the University of Glasgow could revolutionise the way scientists, doctors and even the general public create chemical products.

Chemistry / Other

created Apr 16, 2012 | popularity 4.5 / 5 (11) | comments 9 | with audio podcast

Pacific Ocean natural products isolated from marine mollusks, sponges can reverse multidrug resistance in cancer cells

(Phys.org) -- Many marine natural products show anticancer activity, but some can reverse multidrug resistance in cancer cells. A new investigation by Robert J. Capon of the University of Queensland correlates ...

Chemistry / Biochemistry

created Apr 12, 2012 | popularity not rated yet | comments 0

'Tunable' metal nanostructures for fuel cells, batteries and solar energy

(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...

Nanotechnology / Nanomaterials

created Apr 03, 2012 | popularity 4.9 / 5 (8) | comments 3 | with audio podcast

New inhibitors of a cancer-causing protein may lead to targeted therapeutics

(PhysOrg.com) -- Markus Seeliger, Ph.D., Assistant Professor, Department of Pharmacological Sciences, Stony Brook University School of Medicine, and collaborators at Harvard University, have developed and ...

Chemistry / Biochemistry

created Mar 29, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Unsustainable harvesting of Prunus africana tree threatens prostate treatment

Responding to the dwindling abundance of Prunus africana in the wild, a tree listed as "vulnerable to extinction" by the International Union for Conservation of Nature, a recent study by the World Agroforestry Centre identi ...

Biology / Ecology

created Mar 28, 2012 | popularity 4 / 5 (1) | comments 0

Novel plastics and textiles from waste with the use of microbes

New biotechnological and chemical methods will facilitate efficient production of chemicals, materials and fuels from renewable natural resources. The Academy of Finland Centre of Excellence (CoE) in White Biotechnology – ...

Chemistry / Materials Science

created Mar 16, 2012 | popularity 5 / 5 (1) | comments 0

First-ever images of atoms moving in a molecule captured

Using a new ultrafast camera, researchers have recorded the first real-time image of two atoms vibrating in a molecule.

Physics / General Physics

created Mar 07, 2012 | popularity 4.3 / 5 (22) | comments 2 | with audio podcast

New mathematical model explains how hosts survive parasite attacks

In nature, how do host species survive parasite attacks? This has not been well understood, until now. A new mathematical model shows that when a host and its parasite each have multiple traits governing their ...

Biology / Plants & Animals

created Mar 04, 2012 | popularity 4.3 / 5 (8) | comments 0 | with audio podcast

Researchers test sugary solution to Alzheimer’s

(Medical Xpress) -- Slowing or preventing the development of Alzheimer’s disease, a fatal brain condition expected to hit one in 85 people globally by 2050, may be as simple as ensuring a brain protein’s sugar levels ...

Chemistry / Biochemistry

created Feb 26, 2012 | popularity 4.7 / 5 (10) | comments 1 | with audio podcast

New way to tap largest remaining treasure trove of potential new antibiotics

Scientists are reporting use of a new technology for sifting through the world's largest remaining pool of potential antibiotics to discover two new antibiotics that work against deadly resistant microbes, ...

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 5 / 5 (4) | comments 0

Researchers find new evidence on how cholesterol gets moved from HDLs to LDLs

Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) have found new evidence to explain how cholesteryl ester transfer protein (CETP) mediates the transfer of cholesterol from "good" high ...

Chemistry / Biochemistry

created Feb 21, 2012 | popularity 4.8 / 5 (8) | comments 3 | with audio podcast

'Mini-cellulose' molecule unlocks biofuel chemistry

A team of chemical engineers at the University of Massachusetts Amherst has discovered a small molecule that behaves the same as cellulose when it is converted to biofuel. Studying this 'mini-cellulose' molecule reveals for ...

Chemistry / Materials Science

created Feb 16, 2012 | popularity 4.3 / 5 (4) | comments 0 | with audio podcast