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Scientists grow human lungs in a laboratory for the first time... but they won't be transplant ready for at least 12 years
By DAILY MAIL REPORTER
In a new frontier in regenerative medicine, scientists have grown human lungs in a laboratory for the first time - but they won't be ready for transplants for at least 12 years. University of Texas Medical Branch researchers produced the healthy organ last year but only unveiled it yesterday after months of testing. The development has the potential to benefit more than 1,600 people awaiting a lung transplant, after the lab lungs are tested on pigs for at least a decade.
'It's so darn cool,' Dr. Joan Nichols, lead University of Texas Medical Branch researcher, told CNN. 'It's been science fiction and we're moving into science fact.' According to ABC 13, researchers began the process with lungs from children who had died from 'trauma', most likely a car accident. 'We removed all the cells all the material in it, and just left the skeleton of the lung, or the scaffold, behind - the pieces of the lungs that are no cells,' Dr. Nichols said. 'That's why it's so white and pretty and there's no blood in it, it's very pretty looking.
'And then we added back cells from another lung that couldn't be used for transplant but still had some viable cells in it.' But it took months until UTMB medical student Dr. Michael Riddle built a piece of equipment that sped up the process. 'He's the one who went home and actually built using - I'm not kidding - a fish tank that he went and bought from a pet store, is what he built the first piece of equipment,' Dr. Nichols said.
Could the smell of your EARWAX reveal where you've been, what you've eaten and even if you are gay? Scientists say substance is 'overlooked source of personal information' Have we finally discovered the Amazon's source? Scientists pinpoint its origin - making the river 57 miles longer than previously thought. The team said it took about 'four months to take the cells from the lung to where all you have is a bio-scaffold, and we took that process down to about three days'.
'It's taken us a year to prove to ourselves that we actually did a good job with it,' Dr. Nichols said. 'You don't run out immediately and tell the world you have something wonderful until you've proved it to ourselves that we really did something amazing.' She said researchers hope to transplant the first set of lab-grown lungs in pigs in the next two years.
Young_Chitlin;477137 said:http://www.techwench.com/scientists-invent-oxygen-particle-that-if-injected-allows-you-to-live-without-breathing/
VIBE;521626 said:![]()
Throughout the last 100 years, the world has witnessed incredible advances in medicine that have dramatically improved the lives of the sick.
But while there may be more drugs on the market than you could possibly fathom, many diseases can’t be treated by popping pills.
That’s why DARPA is working towards a futuristic medical implant that not only continuously monitors the condition of your organs, but also helps your body heal itself when problems arise.
The program, known as Electrical Prescriptions (ElectRx), aims to develop technology that could “fundamentally change the manner in which doctors diagnose, monitor and treat injury and illness,” DARPA’s Doug Weber said in a news release.
Moving away from conventional medicine, DARPA plans to develop an implantable device that works somewhat like an intelligent pacemaker, continually monitoring the body’s condition and providing feedback in the form of a stimulus that would help maintain healthy organs.
The idea behind the ElectRx implant is that it would act as a neuromodulatory device. Neuromodulation is the reversible alteration, or “modulation,” of the nervous system through stimulation of various nerves.
These changes in neural activity can be achieved either through drugs or electrical stimulation, both of which are introduced by implants.
In the body, the peripheral nervous system (the nerves outside the brain and spinal cord) is constantly monitoring your organs and regulating responses to infection, injury or disease.
Certain conditions can unfortunately cause this process to go haywire and rather than resolving the problem, peripheral nerve signals start to actually worsen the situation, triggering pain, inflammation and immune system problems.
That’s where ElectRx’s tiny little device would come in. After sensing problems, it would send out tailored electrical impulses to populations of nerves that help the body heal itself, keeping patients healthy using their own bodily systems rather than drugs.
There already exists a market for neuromodulatory devices, but current models are bulky, around the size of a deck of cards, and consequently require invasive surgery to fit them into patients.
ElectRx devices, on the other hand, would be similar in size to individual nerves and could therefore be implanted with ease, perhaps with a needle.
Thanks to the recent identification of neural circuits involved in the regulation of immune system function, these devices could possibly be useful in the treatment of various inflammatory diseases, such as rheumatoid arthritis and inflammatory bowel disease.
Furthermore, it could one day lead to better treatments for various brain and mental health problems, such as epilepsy, depression and post-traumatic stress disorder.
But ElectRx has got a long way to go before these ambitious devices can become a reality.
Researchers need to first develop novel biosensors and also devise techniques that would allow the precise targeting of single nerves or small populations of nerve fibers that control relevant organs.
Oya_Husband;4808061 said:Wow, this is evil and perverse in the name of Jesus, The devil is coming faster and faster, but ya'll won't hear until you are on your knees and saying Jesus is Lord. Smh and that day you would know you fucked up.