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Thursday, April 24, 2014

Virtual artificial heart implantation: Advances made by scientists

Virtual artificial heart implantation: Advances made by scientists
Thursday, April 24,2014
The first virtual implantation of a pioneering artificial heart has been performed. The artificial heart was implanted into an undersized adolescent, and supported the boy for 11 days before he underwent a heart transplant. "3-D heart models and performance of virtual heart implantations are no longer the inventions of science fiction. They are happening and they are impacting medicine, medical education and quality of life right now," one expert says.

Legalizing medical marijuana doesn't increase use among adolescents, study says

Legalizing medical marijuana doesn't increase use among adolescents, study says
April.24, 2014 10:27 AM
Parents and physicians concerned about an increase in adolescents' marijuana use following the legalization of medical marijuana can breathe a sigh of relief. According to a new study that compared 20 years worth of data from states with and without medical marijuana laws, legalizing the drug did not lead to increased use among adolescents

In lab tests, the antimicrobial ingredient triclosan spurs growth of breast cancer cells

In lab tests, the antimicrobial ingredient triclosan spurs growth of breast cancer cells

Some manufacturers are turning away from using triclosan as an antimicrobial ingredient in soaps, toothpastes and other products over health concerns. And now scientists are reporting new evidence that appears to support these worries. Their study found that triclosan, as well as another commercial substance called octylphenol, promoted the growth of human breast cancer cells in lab dishes and breast cancer tumors in mice.

Hearing quality restored with bionic ear technology used for gene therapy

Hearing quality restored with bionic ear technology used for gene therapy: Re-growing auditory nerves
April 23, 2014 2:30 PM
Researchers have for the first time used electrical pulses delivered from a cochlear implant to deliver gene therapy, thereby successfully regrowing auditory nerves. The research also heralds a possible new way of treating a range of neurological disorders, including Parkinson's disease, and psychiatric conditions such as depression through this novel way of delivering gene therapy...

Genetics explain why some kids are bigger than others

Genetics explain why some kids are bigger than others

The influence of genetic factors on differences between children's Body Mass Index increases from 43 percent at age four to 82 percent at age 10, reports a new study. The researchers studied 2,556 pairs of twins from the Twins Early Development Study. Data were collected in England and Wales in 1999 and 2005 when the twins were four and 10 years old respectively...

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