News tagged with heart cells

Related topics: heart , heart failure , stem cells , heart attack , cells

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

Researchers create first human heart cells that can be paced with light

In a compact lab space at Stanford University, Oscar Abilez, MD, trains a microscope on a small collection of cells in a petri dish. A video recorder projects what the microscope sees on a nearby monitor. The cells in the ...

Biology / Biotechnology

created Sep 20, 2011 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Scientists solve a mystery of bacterial growth and resistance

Scientists at The Scripps Research Institute have unraveled a complex chemical pathway that enables bacteria to form clusters called biofilms. Such improved understanding might eventually aid the development ...

Biology / Cell & Microbiology

created Apr 26, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Need muscle for a tough spot? Turn to fat stem cells

(PhysOrg.com) -- Stem cells derived from fat have a surprising trick up their sleeves: Encouraged to develop on a stiff surface, they undergo a remarkable transformation toward becoming mature muscle cells. ...

Biology / Biotechnology

created Jan 27, 2012 | popularity 5 / 5 (5) | comments 0 | 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

Scientists identify major source of cells' defense against oxidative stress

Both radiation and many forms of chemotherapy try to kill tumors by causing oxidative stress in cancer cells. New research from USC on a protein that protects cancer and other cells from these stresses could one day help ...

Chemistry / Biochemistry

created Apr 06, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

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

New study makes key finding in stem cell self-renewal

A University of Minnesota-led research team has proposed a mechanism for the control of whether embryonic stem cells continue to proliferate and stay stem cells, or differentiate into adult cells like brain, liver or skin.

Biology / Cell & Microbiology

created Feb 06, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Collective action: Occupied genetic switches hold clues to cells' history

If you wanted to draw your family tree, you could start by searching for people who share your surname. Cells, of course, don't have surnames, but scientists at the European Molecular Biology Laboratory (EMBL) ...

Biology / Cell & Microbiology

created Feb 03, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers create nanopatch for the heart

When you suffer a heart attack, a part of your heart dies. Nerve cells in the heart's wall and a special class of cells that spontaneously expand and contract – keeping the heart beating in perfect synchronicity ...

Nanotechnology / Bio & Medicine

created May 19, 2011 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Optimal modulation of ion channels rescues neurons associated with epilepsy

New research successfully reverses epilepsy-associated pathology by using a sophisticated single-cell modeling paradigm to examine abnormal cell behavior and identify the optimal modulation of channel activity. The study, ...

Chemistry / Biochemistry

created Oct 18, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Will we hear the light? Surprising discovery that infrared can activate heart and ear cells

University of Utah scientists used invisible infrared light to make rat heart cells contract and toadfish inner-ear cells send signals to the brain. The discovery someday might improve cochlear implants for ...

Medicine & Health / Medical research

created Mar 28, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Using magnets to help prevent heart attacks

If a person's blood becomes too thick it can damage blood vessels and increase the risk of heart attacks. But a Temple University physicist has discovered that he can thin the human blood by subjecting it to a magnetic field.

Physics / General Physics

created Jun 07, 2011 | popularity 4.8 / 5 (6) | comments 8 | with audio podcast

Plant researchers locate transporter used for nicotine metabolism

The next time you take aspirin for a headache, thank a willow tree. Salicylic acid, a compound chemically similar to aspirin, is found in willow tree bark and is made by the plant as a chemical defense against pathogens. ...

Biology / Biotechnology

created Nov 01, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New insight into the regulation of stem cells and cancer cells

Scientists at the Gladstone Institutes have gained new insight into the delicate relationship between two proteins that, when out of balance, can prevent the normal development of stem cells in the heart and may also be important ...

Biology / Cell & Microbiology

created Aug 15, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast