Hiển thị các bài đăng có nhãn developed. Hiển thị tất cả bài đăng
Hiển thị các bài đăng có nhãn developed. Hiển thị tất cả bài đăng

Thứ Năm, 9 tháng 5, 2013

Implantable health sensors being developed to monitor at-home patients

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Scientists in Britain are working to develop a high-tech sensor – capable of being worn on clothing and jewelry or being implanted in the body – that could help doctors or caregivers monitor the health of vulnerable patients, Medical Daily reported.

The system, called Sensor Platform for Healthcare in a Residential Environment (SPHERE), could be used to assist patients who suffer from obesity, depression, stroke, frequent falls, cardiovascular or musculoskeletal diseases.

"Families, carers, health and social services professionals involved in all stages of care will benefit from the system," said lead researcher Professor Ian Craddock, director of the Interdisciplinary Research Collaboration (IRC). "SPHERE will address real world challenges by developing a practical technology to monitor people's health in the home environment."

The technology will compile data by recognizing patterns transmitted through the sensor, detecting minor changes in a patients’ behavior, posture and even whether or not they had taken their medication, Medical Daily reported.

Researchers have been awarded a multi-million dollar grant to develop this inexpensive, accessible system, and they have partnered with technology companies like IBM and Toshiba.

Some British residents have expressed concern over privacy issues related to the device, Medical Daily reported, but researchers insist the technology will offer huge benefits for the country’s aging population.

"Information from these sensors will monitor and track the signature movements of people in their homes and trigger a response in accordance with health needs," Professor William Harwin in the School of Systems Engineering at the University of Reading said. "This will enable health care experts to respond as appropriate."

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Thứ Sáu, 26 tháng 4, 2013

Vaccine developed to fight gut bacteria and autism symptoms

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A vaccine has been created for children with autism to help fight gut bacteria, which may also help to control some of their symptoms of autism, Science Daily reported.

The University of Guelph researchers who conducted the study published their findings in this month’s journal Vaccine.

Brittany Pequegnat, a master’s student, and Guelph chemistry professor Mario Monteiro created a carb-based vaccine, which protects against Clostridium bolteae – also known as C. bolteae.

This particular bug is known to play a role in gastrointestinal (GI) disorders, and it often shows up more in kids with autism compared to the rest of the population.

More than 90 percent of children on the autism spectrum suffer from chronic GI issues, and of those 90 percent, 75 percent suffer from diarrhea.

Monteiro said experts aren’t quite sure what causes children with autism to become predisposed to C. bolteae, but sometimes antibiotics can help. However, a vaccine could not only control unpleasant GI symptoms but perhaps the symptoms associated with autism as well.

Many experts believe environmental factors play a role in autism, but other researchers believe the focus should be on bacteria in the gut.

Pequegnat and Monteiro used bacteria grown by a Guelph Ph.D. student to develop their vaccine, which targets the carbohydrates on the bug’s surface. The vaccine raised C. bolteae-specific antibodies in the rabbits used for the study.

Researchers said the vaccine would take more than 10 years to study in clinical and human trials, but this development is a significant step forward.

Research was supported by the Natural Sciences and Engineering Research Council.

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