News tagged with resistant cells

Resistive switches based on piezoelectric nanowires allow electrical signals to be produced from mechanical actions

(PhysOrg.com) -- Taking advantage of the unique properties of zinc oxide nanowires, researchers have demonstrated a new type of piezoelectric resistive switching device in which the write-read access of memory ...

Nanotechnology / Nanophysics

created Jul 26, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

See how they grow: Monitoring single bacteria without a microscope

(PhysOrg.com) -- With an invention that can be made from some of the same parts used in CD players, University of Michigan researchers have developed a way to measure the growth and drug susceptibility of ...

Chemistry / Analytical Chemistry

created Jan 17, 2011 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Berkeley lab scientists reveal path to protein crystallization (w/ Video)

(PhysOrg.com) -- Growth of two-dimensional S-layer crystals on supported lipid bilayers observed in solution using in situ atomic force microscopy. This movie shows proteins sticking onto the supported lipid ...

Nanotechnology / Nanophysics

created Sep 22, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Why fish oils work swimmingly against diabetes

Researchers at the University of California, San Diego School of Medicine have identified the molecular mechanism that makes omega-3 fatty acids so effective in reducing chronic inflammation and insulin resistance.

Medicine & Health / Medical research

created Sep 02, 2010 | popularity 4.9 / 5 (22) | comments 1 | with audio podcast

New insights into antibiotic resistance: Researchers find charitable behavior in bacteria

In the war against antibiotics, bacteria aren't selfish. According to a new report from Howard Hughes Medical Institute (HHMI) researchers, a handful of resistant pathogens can protect an entire colony.

Biology / Cell & Microbiology

created Sep 01, 2010 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Leptin-controlled gene can reverse diabetes

Researchers have found that even a very little bit of the fat hormone leptin goes a long way when it comes to correcting diabetes. The hormone controls the activity of a gene known as IGFBP2 in the liver, which has antidiabetic ...

Biology / Cell & Microbiology

created Jan 05, 2010 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Researchers unravel role of priming in plant immunity

Scientists have discovered a naturally occurring compound that triggers a plant's immune system, thereby protecting the plant from a secondary bacterial infection.

Biology / Plants & Animals

created Apr 02, 2009 | popularity 5 / 5 (1) | comments 0

Cellphones may spread superbugs in hospitals: study

Cell phones belonging to hospital staff were found to be tainted with bacteria -- including the drug-resistant MRSA superbug -- and may be a source of hospital-acquired infections, according to study released Friday.

Medicine & Health / Health

created Mar 06, 2009 | popularity 4.9 / 5 (7) | comments 0

Worm provides clues about preventing damage caused by low-oxygen during stroke, heart attack

Neurobiologists at Washington University School of Medicine in St. Louis have identified pathways that allow microscopic worms to survive in a low-oxygen, or hypoxic, environment.

Medicine & Health / Medical research

created Jan 29, 2009 | popularity 4 / 5 (2) | comments 0

Researchers have a natural sidekick that may resolve the antibiotic-resistant bacteria dilemma

Antibiotic-resistant bacteria continue to be a global concern with devastating repercussions, such as increased healthcare costs, potential spread of infections across continents, and prolonged illness.

Biology / Cell & Microbiology

created Apr 25, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Detecting malaria early to save lives: New optical technique promises rapid and accurate diagnosis

Correctly and quickly diagnosing malaria is essential for effective and life-saving treatment. But rapid detection, particularly in remote areas, is not always possible because current methods are time-consuming ...

Physics / Optics & Photonics

created Apr 18, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Magnetic testing process helps ensure reliability of microelectronic devices

(Phys.org) -- Taking advantage of the force generated by magnetic repulsion, researchers have developed a new technique for measuring the adhesion strength between thin films of materials used in microelectronic ...

Physics / Condensed Matter

created Apr 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

'Nanobubbles' plus chemotherapy equals single-cell cancer targeting

Using light-harvesting nanoparticles to convert laser energy into "plasmonic nanobubbles," researchers at Rice University, the University of Texas MD Anderson Cancer Center and Baylor College of Medicine (BCM) ...

Nanotechnology / Bio & Medicine

created Apr 09, 2012 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Nanoparticle-delivered RNA interference drug stops head and neck cancer growth

(Phys.org) -- A nanoparticle drug delivery vehicle for small interfering RNA molecules (siRNA), that is already being tested in human clinical trials, now shows promise for the treatment of head and neck cancer. Dong Shin, ...

Nanotechnology / Bio & Medicine

created Apr 06, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast

Study finds how bacteria resist a 'Trojan horse' antibiotic

A new study describes how bacteria use a previously unknown means to defeat an antibiotic. The researchers found that the bacteria have modified a common "housekeeping" enzyme in a way that enables the enzyme ...

Chemistry / Biochemistry

created Mar 19, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast