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Importance of tissue engineering essay
About Tissue engineering
Importance of tissue engineering essay
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What is your idea of a perfect world? For me, and I hope some of you share this idea with me, a perfect world is a world free from suffering and sickness. A world where my mom wouldn’t have gotten cancer. Let me tell you about that. A couple years back, my mom was diagnosed with cancer. I watched her suffer through it, helplessly fighting the monster that was her own body, the monster that was her own cells. After what seemed to be forever and agonizing treatment and medication, she was thankfully healed. A better existence–it’s what we strive for; for ourselves and for our loved ones. Sadly, however, injury, disease, and congenital malformation are all part of the human experience. Based on the data from the Department of Health found in 2009, the Philippine Cancer Society in 2010, and the World Health OrganiZAtion in 2010: (9 people are diagnosed with cancer every single hour, 61 people die of diabetes everyday), 5 …show more content…
It is revolutionary and life-saving but, has numerous limitations. Let me name three: number one - low donor population (Who is willing to donate anyway? barely anyone). Number two: post transplant infection (Even if there is a donor, what are the chances that the body will accept the transplanted organ? What are the chances of proper function? let me answer those two questions- very low chances) and number three: there is no assurance of survival, which in my opinion, is the worst part of all this. It was within this context that the field of tissue engineering materialised. Tissue engineering is often interchanged with “regenerative medicine.” Now, the goal of tissue engineering is to regenerate or heal damaged tissues instead of replacing them, which is what we do today with transplantation. Ultimately, it’s an artificial way of becoming wolverine, without all the cool stuff. What you’re seeing right now is called the tissue engineering
Over the centuries, mankind has tantalised itself with the prospect of a perfect world. These
I think if we were ever going to live in a perfect world, we all have to start working together for peace. For a world with no violence, a world with no crime, a place ridden with everything bad.
Brendan Maher, in his article “How to Build a Heart” discusses doctor’s and engineer’s research and experimentation into the field of regenerative medicine. Maher talks about several different researchers in this fields. One is Doris Taylor, the director of regenerative medicine at the Texas Heart Institute in Houston. Her job includes harvesting organs such as hearts and lungs and re-engineering them starting with the cells. She attempts to bring the back to life in order to be used for people who are on transplant waiting lists. She hopes to be able to make the number of people waiting for transplants diminish with her research but it is a very difficult process. Maher says that researchers have had some successes when it comes to rebuilding organs but only with simples ones such as a bladder. A heart is much more complicated and requires many more cells to do all the functions it needs to. New organs have to be able to do several things in order for them to be used in humans that are still alive. They need to be sterile, able to grow, able to repair themselves, and work. Taylor has led some of the first successful experiments to build rat hearts and is hopeful of a good outcome with tissue rebuilding and engineering. Scientists have been able to make beating heart cells in a petri dish but the main issue now is developing a scaffold for these cells so that they can form in three dimension. Harold Ott, a surgeon from Massachusetts General Hospital and studied under Taylor, has a method that he developed while training. Detergent is pumped into a glass chamber where a heart is suspended and this detergent strips away everything except a layer of collagen, laminins, and other proteins. The hard part according to Ott is making s...
In the world we’re living in today, many kinds of diseases, infections, and viruses are continuously arising. At the same time, scientists are untiringly researching about how we can prevent or cure them. Unfortunately, millions of people have been affected and sick that some of their organs fail that results to the need of organ replacement. Many people have died because no organs have been available to provide the need of organ replacements. The shortage of organ replacement has been a bioethical issue since then and it seems like no solution has been available. However, due to the studies scientists have been conducting, they found the most possible answer to this issue – Xenotransplantation. It hasn’t become very popular all over the
I believe it is important to first explain what this procedure is about and how safe it is, keeping in mind the fact that four thousand people die each year waiting for human organs. So, what is Xenotransplantation? Xeno means strange or foreign. The term is used to describe a transplant between any two species of animals, including humans. Xenotransplantation usually refers to a procedure in which an organ, such as kidney or liver or live cells (such as brain cells) from a healthy animal are grafted or transplanted into a human patient. The transplanted materials are called xenotransplants or xenografts. Plus, there are certain kinds of xenotransplants which are not true transplants at all, because the animal organ or cells stay outside the patient’s body. These are called extra-corporeal (or outside the bod...
an ideal society, in which everything is supposed to be perfect, with all life’s problems solved. It is
They have now invented a “beating heart transplant.” It consists of a mechanical system to keep the heart beating, while it is being transferred to the candidate. Statistics have proven that these candidates have a higher recovery rate, because of the “beating heart.” Throughout reading above, it is a given that organ donation is vital to saving lives, but it is not deemed proper to be made mandatory.
In the words of Nick Bostrom, Faculty of Philosophy at Oxford University Chair, who is one of this views main advocate says, this: Historically, we find that many a great medical breakthrough, now rightly seen as a blessing, was in its own time condemned by bio conservative moralists. Such was the case with anesthesia during surgery and childbirth. People argued that it was unnatural and that it would weaken our moral fiber. Such was also the case with heart transplantation. How yucky to take ...
What is a perfect world? This is a question that Aldous Huxley attempts to answer in his 1932 novel, Brave New World. Within the novel, Huxley paints a futuristic dystopian world in which people are mechanically produced and controlled through the use of drugs and psychological conditioning. Throughout the novel, Huxley often touches on topics related to morality and free will and the nature of happiness. Using these topics, Huxley explains how happiness comes at a cost of other emotions such as anger or sadness, in addition to the fact that without free will there cannot be morality. He does this by using John the Savage as his messenger, using John’s doctrines to oppose the beliefs of the World State that lead to a lack of free will in addition to the loss of morality. Through Brave New World, Huxley shows his readers what it means to
In our world, problems continuously exist; however, in a perfect world, problems would not exist. The people would live without poverty, war and sickness. These problems could be shocking aspects for people previously living in a flawless world, but they would soon realize that we have become
To reiterate, bioengineering will bring hope to the people who are in need of organ and body replacements in order to live a completed life. They will no longer need to wait weeks, months, or years for transplants that may or may not be given to them on time. Bioengineering will help solve medical problems of human beings using engineering concepts. Bioengineers will not only help the person’s medical complication, but it will also help their mentality, of feeling better about themselves and avoiding suicidal thoughts. I believe that bioengineering will create a new world where transplant lists will be immensely reduced, a world where there will be fewer disabilities, and a world where many lives will be saved. Bioengineering will change the world.
There are a lot of people around the world who are deprived of the most important essentials to survival and development.
Many patients in hospitals are waiting for transplants and many of them are dying because they are not receiving the needed organs. To solve this problem, scientists have been using embryonic stem cells to produce organs or tissues to repair or replace damaged ones (Human Cloning). Skin for burn victims, brain cells for the brain damaged, hearts, lungs, livers, and kidneys can all be produced. By combining the technology of stem cell research and human cloning, it will be possible to produce the needed tissues and organs for patients in desperate need of a transplant (Human Cloning). The waiting list for transplants will become a lot shorter and a lot less people will have to suffer and die just because they are in great need of a transplant....
living in a perfect society on this planet. But perfect is not the answer for
Researchers in this field are seek to know how stem cells can be used to develop into specialized cells or tissue, which aims restore lost function in damaged organs or even grow new fully functioning organs for transplant.