News tagged with human tissue

Stretchable Nanotube Films May Advance Medical Electronics (Update)

(PhysOrg.com) -- One of the issues hindering the development of medical electronic devices capable of being implanted in the human body is the lack of suitable materials. Most semiconducting materials are ...

Nanotechnology / Nanophysics

created May 04, 2009 | popularity 3.6 / 5 (10) | comments 1 feature

New type of extra-chromosomal DNA discovered

(PhysOrg.com) -- A team of scientists from the University of Virginia and University of North Carolina in the US have discovered a previously unidentified type of small circular DNA molecule occurring outside ...

Biology / Biotechnology

created Mar 09, 2012 | popularity 4.8 / 5 (21) | comments 9 | with audio podcast report

Immortal worms defy aging

Researchers from The University of Nottingham have demonstrated how a species of flatworm overcomes the ageing process to be potentially immortal.

Biology / Cell & Microbiology

created Feb 27, 2012 | popularity 4.8 / 5 (38) | comments 22 | with audio podcast

Why can't chimps speak? Study links evolution of single gene to human capacity for language

(PhysOrg.com) -- If humans are genetically related to chimps, why did our brains develop the innate ability for language and speech while theirs did not?

Medicine & Health / Genetics

created Nov 11, 2009 | popularity 3.9 / 5 (15) | comments 3

Scientists use nanotechnology to hunt for hidden pathogens

Researchers at the University of Central Florida have developed a novel technique that may give doctors a faster and more sensitive tool to detect pathogens associated with inflammatory bowel disease, including ...

Nanotechnology / Bio & Medicine

created Apr 09, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Epigenetic signatures direct the repair potential of reprogrammed cells

A research team has identified epigenetic signatures, markers on DNA that control transient changes in gene expression, within reprogrammed skin cells. These signatures can predict the expression of a wound-healing protein ...

Biology / Cell & Microbiology

created Mar 14, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Nanofiber breakthrough holds promise for medicine and microprocessors

(PhysOrg.com) -- A new method for creating nanofibers made of proteins, developed by researchers at Polytechnic Institute of New York University (NYU-Poly), promises to greatly improve drug delivery methods ...

Nanotechnology / Nanomaterials

created Feb 29, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Tiny, implantable medical device can propel itself through bloodstream

Someday, your doctor may turn to you and say, "Take two surgeons and call me in the morning." If that day arrives, you may just have Ada Poon to thank.

Technology / Engineering

created Feb 22, 2012 | popularity 5 / 5 (10) | comments 15 | with audio podcast

Researchers discover what cancer cells need to travel

(PhysOrg.com) -- Cancer cells must prepare for travel before invading new tissues, but new Cornell research has found a possible way to stop these cells from ever hitting the road.

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 4.9 / 5 (14) | comments 0 | with audio podcast

MRSA in livestock acquired drug resistance on the farm, now infects humans

Researchers have discovered that a strain of methicillin-resistant Staphylococcus aureus (MRSA) bacteria that humans contract from livestock was originally a human strain, but it developed resistance to antibiotics once i ...

Biology / Cell & Microbiology

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Neurons from stem cells could replace mice in botulinum test

(PhysOrg.com) -- Using lab-grown human neurons, researchers from the University of Wisconsin-Madison have devised an effective assay for detecting botulinum neurotoxin, the agent widely used to cosmetically smooth the wrinkles ...

Biology / Biotechnology

created Feb 06, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Ferroelectric switching discovered for first time in soft biological tissue

The heart's inner workings are mysterious, perhaps even more so with a new finding. Engineers at the University of Washington have discovered an electrical property in arteries not seen before in mammalian ...

Physics / General Physics

created Jan 30, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Scientists use silk from the tasar silkworm as a scaffold for heart tissue

(PhysOrg.com) -- Damaged human heart muscle cannot be regenerated. Scar tissue grows in place of the damaged muscle cells. Scientists from the Max Planck Institute for Heart and Lung Research in Bad Nauheim ...

Chemistry / Biochemistry

created Jan 30, 2012 | popularity not rated yet | comments 0 | with audio podcast

Human skin yields stem cell-like cells

Researchers from the UCLA School of Dentistry investigating how stem cells can be used to regenerate dental tissue have discovered a way to produce cells with stem cell-like characteristics from the most common type of human ...

Chemistry / Biochemistry

created Dec 02, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Growing without cell division

An international team of scientists, including biologists from the University of North Carolina at Chapel Hill, may have pinpointed for the first time the mechanism responsible for cell polyploidy, a state ...

Biology / Cell & Microbiology

created Nov 01, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast