News tagged with tissue models

Lighting up plant cells to engineer biology

Cambridge researchers have developed a new technique for measuring and mapping gene and cell activity through fluorescence in living plant tissue.

Biology / Cell & Microbiology

created Apr 05, 2012 | popularity 4 / 5 (3) | comments 0 | with audio podcast

From beaker to bits: Collaboration creates computational model of human tissue

Computer scientists and biologists in the Data Science Research Center at Rensselaer Polytechnic Institute have developed a rare collaboration between the two very different fields to pick apart a fundamental roadblock to ...

Biology / Other

created Apr 02, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

A new shortcut for stem cell programming

Scientists at the Life and Brain Research Center at the University of Bonn, Germany, have succeeded in directly generating brain stem cells from the connective tissue cells of mice.

Biology / Cell & Microbiology

created Mar 22, 2012 | popularity not rated yet | comments 0

Scientists present first model of how buds grow into leaves

Leaves come in all shapes and sizes. Scientists have discovered simple rules that control leaf shape during growth. Using this 'recipe', they have developed the first computer model able to accurately emulate ...

Biology / Plants & Animals

created Mar 01, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

How do you mend a broken heart?

Damaged heart tissue is not known for having much inherent capacity for repair. But now, scientists are closing in on signals that may be able to coax the heart into producing replacement cardiac muscle cells. Using a zebrafish ...

Chemistry / Biochemistry

created Dec 22, 2011 | popularity 5 / 5 (1) | comments 0

Tissue structure delays cancer development

Cancer growth normally follows a lengthy period of development. Over the course of time, genetic mutations often accumulate in cells, leading first to pre-cancerous conditions and ultimately to tumour growth. Using a mathematical ...

Other Sciences / Mathematics

created Dec 19, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Cellular automaton model predicts how hair follicle stem cells regenerate

Your hair -- or lack of hair -- is the result of a lifelong tug-of-war between activators that wake up, and inhibitors that calm, stem cells in every hair follicle on your body, according to Cheng-Ming Chuong, M.D., Ph.D., ...

Biology / Cell & Microbiology

created Dec 07, 2011 | popularity 5 / 5 (3) | comments 0

Scientists uncover new role for gene in maintaining steady weight

Against the backdrop of the growing epidemic of obesity in the United States, scientists from the Florida campus of The Scripps Research Institute have made an important new discovery regarding a specific gene that plays ...

Chemistry / Biochemistry

created Nov 23, 2011 | popularity 4.2 / 5 (6) | comments 2 | with audio podcast

Scientists combine tumor-targeting peptides and nanoparticles to destroy glioblastoma

Glioblastoma is one of the most aggressive forms of brain cancer. Rather than presenting as a well-defined tumor, glioblastoma will often infiltrate the surrounding brain tissue, making it extremely difficult to treat surgically ...

Nanotechnology / Bio & Medicine

created Oct 03, 2011 | popularity 5 / 5 (6) | comments 4 | with audio podcast

A heart of gold: Better tissue repair after heart attack (Update)

A team of researchers at MIT and Children’s Hospital Boston has built cardiac patches studded with tiny gold wires that could be used to create pieces of tissue whose cells all beat in time, mimicking ...

Nanotechnology / Bio & Medicine

created Sep 25, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Controlling self-renewal of stem cells

(PhysOrg.com) -- Scientists from the Friedrich Miescher Institute for Biomedical Research (FMI) are the first to establish a direct link between a conserved stem cell factor and the cell cycle regulation in ...

Biology / Cell & Microbiology

created Sep 02, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Enzymes for cell wall synthesis conserved across species barriers

Plants have neither supportive bone tissue nor muscles, and yet they can form rigid structures like stalks and even tree trunks. This is due to the fact that plant cells are enveloped by a stable cell wall. The main component ...

Biology / Biotechnology

created Jul 14, 2011 | popularity not rated yet | comments 0

New genetic technique converts skin cells into brain cells

A research breakthrough has proven that it is possible to reprogram mature cells from human skin directly into brain cells, without passing through the stem cell stage. The unexpectedly simple technique involves activating ...

Biology / Biotechnology

created Jun 09, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Engineer builds tissue models to study diseases

Shelly Peyton, a chemical engineer at the University of Massachusetts Amherst, is building working models of human bone, breast, liver and artery tissues to see how cells behave when they are affected by a ...

Chemistry / Biochemistry

created May 12, 2011 | popularity 5 / 5 (1) | comments 0

Tinnitus caused by too little inhibition of brain auditory circuits, study says

Tinnitus, a relentless and often life-changing ringing in the ears known to disable soldiers exposed to blasts, unwary listeners of too-loud music and millions of others, is the result of under-inhibition of key neural pathways ...

Medicine & Health / Medical research

created Apr 18, 2011 | popularity 5 / 5 (3) | comments 11 | with audio podcast