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Questions tagged [transplantation]

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2
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2answers
42 views

Organ and Bone Marrow Transplantation?

In organ transplantation the transplant is rejected by the body's immune system , but is it possible if along with organ transplant if bone marrow transplantation is carried out from the same donor , ...
0
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1answer
82 views

Self Grown Organs

Could a viable organ be partially grown in a test tube then be hooked up to the host in some way until it is large enough to swap it with the bad organ? For example: Could a smaller replacement heart ...
0
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1answer
69 views

plant crossing for creating breeding population

I read some material about plant breeding. For a self-incompatible plant with high heterozygosity, it said that after selecting the plant population based on phenotype/desired trait, a cross was done ...
2
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0answers
76 views

Which organs can be donated after clinical death?

The information I found about organ donation does not address clinical death. For example: The process of donation takes place only after physicians declare a person brain dead [...] cessation of ...
1
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1answer
83 views

Suggestion about head transplant [closed]

The success of the head transplant surgery depends on the acceptance of the immune cells of the body on which the head is going to be inserted. Can stem cells from thymus gland and bone marrow of the ...
2
votes
1answer
35 views

Would a hole in a heart make it unsuitable for transplantation?

Would a hole in a heart instantly make it unsuitable for transplantation? Or could it be possible for a heart with a congenital defect to still be suitable for use is someone else's body?
10
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1answer
717 views

What is the rationale behind tapering of immunosuppressant dose a while after transplant?

MMF, Cyclosporine, Prednisolone, Tacrolimus the dose of whatever immunosuppressant used is reduced in around 6 months - 1 year after the transplant. What is the rationale behind this? Wouldn't any ...
1
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0answers
34 views

Are immunosuppressors necessary after a bone marrow transplant for Bubble Boy Syndrome?

I know that under normal circumstances, immunosuppressors are needed to mitigate the host body's immune reaction to the graft. However, people suffering Bubble Boy Syndrome have pretty much no immune ...
0
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0answers
20 views

Plant part adaptation vs animals

I have seen nurseries selling plants that grow to trees bearing different fruits. Eg: A single plant that produces fruits of peach, plum, apricot,etc. Here is one website that advertises such trees. ...
6
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1answer
4k views

Is DNA replaced after organ donation?

If an organ from person A is transplanted to a new human body B, is it possible that we can detect A's DNA in B? How long until the organ's DNA is replaced by B's DNA so that we are no longer able to ...
0
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1answer
385 views

Head transplant feasibility - Project HEAVEN-GEMINI

There is a news circulating that in the next two years, Dr. Sergio Canavero, of the Turin Advanced Neuromodulation Group (TANG) in Italy, will perform the world's first head transplantation. A ...
2
votes
1answer
214 views

Corneal transplant and HLA matching

Is HLA matching/ blood grouping required for corneal transplants ? I think,it shouldn't be, because cornea is avascular. I tried searching on the net but most of the references are old and ...
4
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3answers
8k views

Is organ transplantation race dependent?

I watched (IMHO canibalistic) movie "Seven Pounds" where protagonist donated many of his organs to other people and I noticed, that most recipients were black also as protagonist was. Is race really ...
1
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0answers
34 views

Tissue grafting in marine invertebrates

I'm trying to source a procedure for a transplanting tissue in regenerating polyps. Would anyone happen to know where I can find a method of adhering to donor to host tissue? Thanks
5
votes
1answer
172 views

Why does organ transplant work although it seems organ's motor neuron isn't connected to recipient's CNS

Although it seems impossible with current technology to connect organ's capillaries to the recipient's capillaries and its motor neuron to the CNS, transplanted organ works for years. But why?
5
votes
1answer
111 views

Is transplantation of neurons between species possible?

Can brain tissue from one species be implanted into the brain of another species? Because the brain is tolerant to the introduction of antigens (it is said to be immuno-privileged), I was wondering ...
3
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1answer
3k views

Retina Transplant Difficulties

Why is retina transplant not as easy as the normal eye donation and transplant (I think the latter involves the cornea ) ? This says that a new method has come up but why isnt the process similar and ...
7
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1answer
668 views

Is brain transplantation possible?

Many organs can be transplanted nowadays, including the liver, lungs and kidneys. Can the brain be transplanted?
1
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1answer
135 views

allogeneic organ transplant and the immune response

What happens when an allogeneic organ transplant is performed on an immunocompetent recipient vs. when it is performed on an immunosuppresed recipient using a donated organ with immunocompetent cells?
1
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2answers
862 views

Why will tissue from identical twin be rejected in some cases?

From Medline Plus : Also, transplants from one identical twin to another are almost never rejected. My question : Why can a tissue from an identical twin be rejected ?
4
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4answers
96 views

Anti-antibodies for preventing transplant rejection

Transplanted organs from the donor are attacked by antibodies from the recepient. So can't we construct anti-antibodies and destroy specifically those antibodies which are causing the rejections ? (...
1
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1answer
130 views

How do transplanted stem cells find their way to bone marrow?

Miraculously, transplanted stem cells find their way to the bone marrow missing the stem cells. How do they achieve this?
1
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1answer
121 views

Adaptability in immune system

I read somewhere that recently some people are trying to use harmless bacteria that live symbiotically in humans to express some portions of antigens of the harmful ones. Some people have raised ...