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New DARPA program aimed at developing customized therapies

August 28, 2014 9:11 am | News | Comments

DARPA’s new Electrical Prescriptions (ElectRx) program was among the initiatives the White House highlighted this week as President Barack Obama addressed the need for new and more effective strategies for improving the health of service members, veterans and others. ElectRx goes beyond medication, aiming to explore neuromodulation of organ functions to help the human body heal itself.

Smartphone app can detect newborn jaundice in minutes

August 27, 2014 11:40 am | by Michelle Ma, Univ. of Washington | News | Comments

Newborn jaundice: It’s one of the last things a parent wants to deal with, but it’s...

Artificial retina: Physicists develop an interface to the optical nerve

August 7, 2014 9:49 am | News | Comments

Graphene has excellent biocompatibility thanks to...

Top U.S. research institutions announce major neuroscience collaboration

August 4, 2014 11:34 am | News | Comments

Several prominent leaders in neuroscience research...

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MRI for quantum simulation and spin diagnostics

August 4, 2014 10:24 am | by S. Kelley and E. Edwards, Joint Quantum Institute | News | Comments

Magnetic resonance imaging (MRI) is best-known for its use in medicine, but because MRI operates by quantum principles it translates to other quantum systems. Recently, physicists at the Joint Quantum Institute have executed an MRI-like diagnostic on a crystal of interacting quantum spins. The technique reveals many features of their system, such as the spin-spin interaction strengths and the energies of various spin configurations.

Vision-correcting display makes reading glasses so yesterday

July 30, 2014 9:00 am | by Sarah Yang, UC Berkeley | Videos | Comments

What if computer screens had glasses instead of the people staring at the monitors? That concept is not too far afield from technology being developed by UC Berkeley computer and vision scientists. They are developing computer algorithms to compensate for an individual’s visual impairment, and creating vision-correcting displays that enable users to see text and images clearly without wearing eyeglasses or contact lenses.

New tools help neuroscientists analyze big data

July 28, 2014 4:45 pm | News | Comments

Big data can mean big headaches for scientists. A new library of software tools from Howard Hughes Medical Institute’s Janelia Research Campus speeds analysis of data sets so large and complex they would take days or weeks to analyze on a single workstation, even if a single workstation could do it at all. The new tool, Thunder, should help interpret data that holds new insights into how the brain works.

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Researchers invent nanotech microchip to diagnose type-1 diabetes

July 14, 2014 9:22 am | News | Comments

A cheap, portable, microchip-based test for diagnosing type-1 diabetes could speed up diagnosis and enable studies of how the disease develops. Handheld microchips distinguish between the two main forms of diabetes mellitus, which are both characterized by high blood-sugar levels but have different causes. Until now, making the distinction has required a slow, expensive test available only in sophisticated healthcare settings.

MIT finger device reads to the blind in real time

July 8, 2014 10:30 am | by Rodrique Ngowi, Associated Press | News | Comments

Scientists at the Massachusetts Institute of Technology are developing an audio reading device to be worn on the index finger of people whose vision is impaired, giving them affordable and immediate access to printed words. The so-called FingerReader, a prototype produced by a 3-D printer, fits like a ring on the user's finger, and is equipped with a small camera that scans text.

Non-invasive advanced image analysis could lead to better patient care

July 2, 2014 3:40 pm | News | Comments

Obtaining evidence of genetic changes to make a cancer diagnosis usually requires a biopsy, which can be problematic for sensitive regions of the body such as the lungs. Based on recent review of patients with lung cancer, researchers have found that scanning the tumor cells with quantitative computed tomography based texture analysis (QTA) determines (with 90% accuracy) whether the patient's tumor had a cancer-causing gene mutation.

Smartphone adapted to measure person’s gait, reduce falls

June 17, 2014 8:01 am | by Emil Venere, Purdue Univ. | News | Comments

Researchers have shown how to modify a smartphone so that it can be used to measure a person's walking gait to prevent falls in people with compromised balance, such as the elderly or those with Parkinson's disease. The innovation, being commercialized as SmartGait, is designed as a tool to aid health care officials in assessing a person's risk of falling and identifying ways to avoid injury.

New molecule enables quick drug monitoring

June 9, 2014 10:07 am | Videos | Comments

Scientists in Switzerland have invented a molecule that can easily and quickly show how much drug is in a patient’s system. All that is needed to perform accurate measurements is a conventional digital camera. The result of innovative protein engineering and organic chemistry, the molecule has been shown to work on a range of common drugs for cancer, epilepsy and immunosuppression.

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Rural clinics increasingly turn to telemedicine

June 6, 2014 9:58 am | by Regina Garcia Cano, Associated Press | News | Comments

In 2010, telemedicine was used to guide the insertion of a chest tube in a 72-year-old South Dakota farmer who had been pinned by a cow. Physicians in Sioux Falls talked am inexperienced doctor through the steps to stop the bleeding and drain the blood collecting inside the man. It's a system that's gaining wider use across the rural U.S., where there are often few primary care doctors and even fewer emergency rooms.

App paired with sensor measures stress and delivers advice to cope in real time

June 4, 2014 12:21 pm | News | Comments

Computer scientists at Microsoft Research and the University of California, San Diego have developed a system, called ParentGuardian, that combines a mobile application and sensor to detect stress in parents. The system, initially tested on parents of children with ADHD, delivers research-based strategies to help decrease stress during emotionally charged interactions with children.

Lasers and night-vision technology help improve imaging of hidden lymphatic system

June 3, 2014 11:14 am | News | Comments

The human lymphatic system is a poorly understood circulatory system consisting of tiny vessels spread throughout the body. These vessels are filled with lymph, a clear liquid that lacks the natural contrast needed to show up on CT scanners or MRIs. A new technology developed in Texas can non-invasively image the human lymphatic system using a fluorescent dye, commercial laser dioded, and military-grade night vision devices.

Researcher reboots deep brain stimulation

May 28, 2014 7:53 am | News | Comments

Deep brain stimulators, devices that zap Parkinson’s disease tremors by sending electrical current deep into nerve centers near the brain stem, may sound like they are cutting-edge, but Rice Univ.’s Caleb Kemere wants to give them a high-tech overhaul.

Researchers introduce precision-guided epidurals, better blood monitors

May 27, 2014 3:19 pm | News | Comments

Scientists have recently combined optical coherence tomography (OCT) with other instruments to help doctors provide safer, less painful, and more effective care for women in labor and people with diabetic retinopathy and glaucoma. Their work, to be showcased at CLEO in San Jose, Calif., in June 2014, will enable precision-guided epidural needles and blood flow measurements without contrast agents.

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X-ray dark-field radiography provides detailed imaging of lung diseases

May 27, 2014 12:17 pm | News | Comments

Conventional radiographic procedures generate images based on the absorption of x-rays as they pass through tissue. Newly developed x-ray dark-field radiography uses new technology to monitor wave changes during tissue transmission to create higher resolution images. Researchers in Germany have recently tested this technique for the first time on a living organism and report that the method shows promise in detecting diseases earlier.

Optical brain scanner goes where other brain scanners can’t

May 19, 2014 1:25 pm | by Michael C. Purdy, WUSTL | News | Comments

Scientists have advanced a brain-scanning technology that tracks what the brain is doing by shining dozens of tiny LED lights on the head. This new generation of neuroimaging compares favorably to other approaches but avoids the radiation exposure and bulky magnets the others require, according to new research at Washington Univ. School of Medicine in St. Louis.

Microchip-like technology allows single-cell analysis

May 14, 2014 1:52 pm | News | Comments

A U.S. and Korean research team has developed a chip-like device that could be scaled up to sort and store hundreds of thousands of individual living cells in a matter of minutes. The system is similar to a random access memory chip, but it moves cells rather than electrons.

The doctor’s in … through webcam, smartphone

May 13, 2014 7:49 am | News | Comments

Welcome to the virtual house call, the latest twist on telemedicine. It's increasingly getting attention as a way to conveniently diagnose simple maladies, such as whether that runny nose and cough is a cold or the flu. One company even offers a smartphone app that connects to a doctor. Patient groups and technology advocates are now pushing to expand this approach digital care to people with complex chronic diseases.

Toward a faster, more accurate way to diagnose stroke

May 7, 2014 1:40 pm | News | Comments

When someone suffers from a stroke, a silent countdown begins. A fast diagnosis and treatment can mean the difference between life and death. So scientists are working on a new blood test that one day could rapidly confirm whether someone is having a stroke and what kind.

New ultrasound system guides minimally-invasive procedures

May 7, 2014 9:34 am | News | Comments

Researchers have recently developed a unique technology to help physicians perform ultrasound-guided procedures involving needle placement. The new imaging technology, created by Clear Guide Medical, allows physicians to plan needle entry and a precise line to the target before the needle ever enters the patient’s organ or tissue. The result is more efficient, less damaging, and less stressful needle-placement procedures for patients.

Fluorescent-based tool reveals how medical nanoparticles biodegrade in real time

April 29, 2014 8:05 am | News | Comments

Medical nanoparticles need to be eventually eliminated from the body after they complete their task. Researchers have developed a new method to analyze and characterize this process of nanoparticle “disassembly”, as a necessary step in translating nanoparticles into clinical use. The technique involves the use of Förster resonance energy transfer, or FRET, as a sort of molecular ruler to measure distance at small scales.

Physicist creates new nanoparticle for cancer therapy

April 21, 2014 3:06 pm | News | Comments

Physicist Wei Chen at Univ. of Texas at Arlington’s Center for Security Advances Via Applied Nanotechnology was testing a copper-cysteamine complex created in his laboratory when he discovered unexplained decreases in its luminescence, or light emitting power, over a time-lapse exposure to x-rays. Further testing work revealed that the “Cu-Cy” nanoparticles, when combined with x-ray exposure, significantly slowed tumor growth in studies.

MRI, on a molecular scale

April 21, 2014 8:51 am | by Peter Reuell, Harvard Univ. | News | Comments

A team of scientists, led by physicist Amir Yacoby of Harvard Univ., has developed a magnetic resonance imaging (MRI) system that can produce nanoscale images, and may one day allow researchers to peer into the atomic structure of individual molecules. Though not yet precise enough to capture atomic-scale images of a single molecule, the system already has been used to capture images of single electron spins.

Hybrid technology could make Star Trek-style tricorder a reality

April 8, 2014 11:29 am | News | Comments

In the fictional Star-Trek universe, the tricorder was used to remotely scan patients for a diagnosis. A new device under development in the U.K. could perform that function through the use of chemical sensors on printed circuit boards. This would replace the current conventional diagnostic method, which is lengthy and is limited to single point measurements.

Model predicts blood glucose levels 30 minutes later

March 27, 2014 9:21 am | by Sara LaJeunesse, Penn State | News | Comments

A mathematical model created by Penn State Univ. researchers can predict with more than 90% accuracy the blood glucose levels of individuals with type 1 diabetes up to 30 min in advance of imminent changes in their levels, which is plenty of time to take preventative action. The model was estimated by the extended Kalman filtering technique and accounts for time-varying changes in glucose kinetics due to insulin and meal intake.  

Sober smartphone app aids boozers' recovery

March 26, 2014 4:20 pm | by Lindsey Tanner - AP Medical Writer - Associated Press | News | Comments

A smartphone app for recovering alcoholics that includes a panic button and sounds an alert when they get too close to taverns helped keep some on the wagon, researchers who developed the tool found. The sober app studied joins a host of others that serve as electronic shoulder angels, featuring a variety of options for trying to prevent alcoholics and drug addicts from relapsing.

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