News tagged with organ systems


Implanted neurons, grown in the lab, take charge of brain circuitry

Among the many hurdles to be cleared before human embryonic stem cells can achieve their therapeutic potential is determining whether or not transplanted cells can functionally integrate into target organs or tissues.

Neuroscience created Nov 21, 2011 | popularity 4.9 / 5 (10) | comments 0 | with audio podcast

Study finds little evidence of health benefits from organic foods

You're in the supermarket eyeing a basket of sweet, juicy plums. You reach for the conventionally grown stone fruit, then decide to spring the extra $1/pound for its organic cousin. You figure you've just made the healthier ...

Health created Sep 03, 2012 | popularity 3.4 / 5 (12) | comments 14 | with audio podcast

T cells 'hunt' parasites like animal predators seek prey, study shows

By pairing an intimate knowledge of immune-system function with a deep understanding of statistical physics, a cross-disciplinary team at the University of Pennsylvania has arrived at a surprising finding: T cells use a movement ...

Medical research created May 27, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

New findings provide insight on long-standing pregnancy mystery

Researchers at NYU School of Medicine have made an important discovery that partially answers the long-standing question of why a mother's immune system does not reject a developing fetus as foreign tissue.

Medical research created Jun 07, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Genes for learning, remembering, forgetting: Proteins important in embryos found to change the adult brain

Certain genes and proteins that promote growth and development of embryos also play a surprising role in sending chemical signals that help adults learn, remember, forget and perhaps become addicted, University ...

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

Scientists identify agent that can block fibrosis of skin, lungs

Researchers at the University of Pittsburgh School of Medicine have identified an agent that in lab tests protected the skin and lungs from fibrosis, a process that can ultimately end in organ failure and even death because ...

Medical research created May 30, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Scientists identify molecular process in fat cells that influences stress and longevity

As part of their ongoing research investigating the biology of aging, the greatest risk factor for type 2 diabetes and other serious diseases, scientists at Joslin Diabetes Center have identified a new factor—microRNA ...

Medical research created Sep 26, 2012 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Discovery of nitric oxide delivery mechanism may point to new avenue for treating high blood pressure

(Medical Xpress)—Researchers at the University of Virginia School of Medicine have shed new light on blood pressure regulation with the discovery of an unexpected mechanism by which hemoglobin controls the delivery of nitric ...

Medical research created Nov 14, 2012 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Stem-cell-based strategy boosts immune system in mice

Raising hopes for cell-based therapies, UC San Francisco researchers have created the first functioning human thymus tissue from embryonic stem cells in the laboratory. The researchers showed that, in mice, ...

Immunology created May 16, 2013 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Engineers use short ultrasound pulses to reach neurons through blood-brain barrier

Columbia Engineering researchers have developed a new technique to reach neurons through the blood-brain barrier (BBB) and deliver drugs safely and noninvasively. Up until now, scientists have thought that long ultrasound ...

Medical research created Sep 19, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Study finds immunity protein that ramps up inflammation, and agents that can block it

Scientists at the University of Pittsburgh School of Medicine have discovered a new biological pathway of innate immunity that ramps up inflammation and then identified agents that can block it, leading to increased survival ...

Immunology created Mar 31, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

The Fat Chip: Controlling obesity the smart way

(Medical Xpress)—Gastric banding, a common surgery to reduce obesity, leaves much to be desired. Typically, the patient is left with a feeling of constant hunger. Stimulators implanted in the feeding centers ...

Overweight and Obesity created Apr 09, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast report

Scientists find promising vaccine targets on hepatitis C virus

A team led by scientists at The Scripps Research Institute has found antibodies that can prevent infection from widely differing strains of hepatitis C virus (HCV) in cell culture and animal models.

Diseases, Conditions, Syndromes created Apr 03, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Virtual reality allows researchers to measure brain activity during behavior at unprecedented resolution

Researchers have developed a new technique which allows them to measure brain activity in large populations of nerve cells at the resolution of individual cells. The technique, reported today in the journal Nature, has be ...

Neuroscience created May 09, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Scientists discover how HIV virus gains access to carrier immune cells to spread infection

Scientists from the AIDS Research Institute IrsiCaixa have identified how HIV, the virus that causes AIDS, enters the cells of the immune system enabling it to be dispersed throughout an organism. The new ...

HIV & AIDS created Dec 18, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast