Microscopy reveals structure of calcite shells

Microscopy reveals structure of calcite shells

Chemistry / Materials Science

created 5 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- Lara Estroff and colleagues have taken a deep, detailed look at the way lab-created calcite crystals, similar to those found in nature, grow in tandem with proteins and other large molecules.


Researchers discover biological basis of 'bacterial immune system'

Chemistry / Biochemistry

created 7 hours ago | popularity 4.8 / 5 (4) | comments 1

(PhysOrg.com) -- Bacteria don’t have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.


First live targeting of tumors with RNA-based technology

Chemistry / Biochemistry

created 10 hours ago | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- Finding and treating a tumor without disturbing normal tissue presents challenges - sometimes the most effective therapies can be invasive and harsh.


A challenge to improve Nuclear Magnetic Resonance for structural biology

Chemistry / Biochemistry

created 15 hours ago | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- In structural biology, the only technique available to predict the three dimensional structure of large complex molecules in solution, such as proteins and DNA, is NMR spectroscopy. To catalyze improvements ...


New chemical reaction offers opportunities for drug development

Chemistry / Biochemistry

created Nov 26, 2009 | popularity 5 / 5 (1) | comments 2

Researchers led by Conway Fellow, Professor Pat Guiry have solved a chemistry problem that has stumped researchers worldwide for more than a decade. The results have earned the group the cover story of the leading scientific ...


Sandia CR5

Machine Converts CO2 into Gasoline, Diesel, and Jet Fuel

Chemistry / Biochemistry

created Nov 23, 2009 | popularity 4.6 / 5 (40) | comments 24

(PhysOrg.com) -- Researchers at Sandia National Laboratories have built a machine that uses the sun's energy to convert carbon dioxide waste from power plants into transportation fuels such as gasoline, diesel, ...


New hydrogen-storage method discovered

New hydrogen-storage method discovered

Chemistry / Materials Science

created Nov 22, 2009 | popularity 4.3 / 5 (43) | comments 15

Scientists at the Carnegie Institution have found for the first time that high pressure can be used to make a unique hydrogen-storage material. The discovery paves the way for an entirely new way to approach ...


Research sheds light on workings of anti-cancer drug

Chemistry / Analytical Chemistry

created Nov 26, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- The copper sequestering drug tetrathiomolybdate (TM) has been shown in studies to be effective in the treatment of Wilson disease, a disease caused by an overload of copper, and certain metastatic cancers. ...


Chemists get custom-designed microscopic particles to self-assemble in liquid crystal

Chemists get custom-designed microscopic particles to self-assemble in liquid crystal

Chemistry / Materials Science

created Nov 25, 2009 | popularity 5 / 5 (5) | comments 0

(PhysOrg.com) -- The scientists anticipate their "LithoParticles" will have significant applications in photonics, optical communications and other areas.


Blocking biofilms: Alzheimer's research sheds light on potential treatments for urinary tract infections

Chemistry / Biochemistry

created Nov 25, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Research into Alzheimer's disease seems an unlikely approach to yield a better way to fight urinary tract infections (UTIs), but that's what scientists at Washington University School of Medicine in St. Louis ...


H1N1 Virus Can Be Killed by Acidic Ozone Water

H1N1 Virus Can Be Killed by Acidic Ozone Water

Chemistry / Biochemistry

created Nov 09, 2009 | popularity 4.5 / 5 (44) | comments 16

(PhysOrg.com) -- Scientists have found that acidic ozone water can deactivate H1N1 viruses very effectively, offering a promising disinfectant for the millions of people trying to avoid the disease. Acidic ...


Ethanol

Microbes to Take Over Ethanol Production?

Chemistry / Biochemistry

created Nov 20, 2009 | popularity 3.5 / 5 (6) | comments 0

(PhysOrg.com) -- Not too long ago, it seemed that ethanol production was the wave of the future. The use of trash, wood chips or different types of plants -- usually grass or corn -- to make ethanol was considered ...


A sticky solution for identifying effective probiotics

Chemistry / Biochemistry

created Nov 24, 2009 | popularity 5 / 5 (1) | comments 0

Scientists have crystallised a protein that may help gut bacteria bind to the gastrointestinal tract. The protein could be used by probiotic producers to identify strains that are likely to be of real benefit to people.


Accidental discovery produces durable new blue pigment for multiple applications

Accidental discovery produces durable new blue pigment for multiple applications

Chemistry / Biochemistry

created Nov 16, 2009 | popularity 4.5 / 5 (33) | comments 6

An accidental discovery in a laboratory at Oregon State University has apparently solved a quest that over thousands of years has absorbed the energies of ancient Egyptians, the Han dynasty in China, Mayan ...


IBM scientists create rapid disease diagnostic chip (w/ Video)

IBM scientists create rapid disease diagnostic chip (w/ Video)

Chemistry / Analytical Chemistry

created Nov 19, 2009 | popularity 5 / 5 (11) | comments 0

IBM scientists have created a one-step point-of-care-diagnostic test, based on an innovative silicon chip, that requires less sample volume, is significantly faster, portable, easy to use, and can test for ...