Transplantation, Biology

Assignment Help:

Transplantation -

  • It is implanting of a living or preserved tissue or organ from one site to another side in the same individual or from one individual called donor to recipient.
  • Cornea transplant performed in 1905 was one of first organ transplant.
  • First kidney transplant was done between identical twins in 1954 by Dr. Charls Hufnagel.
  • Christian Bernard performed the first heart transplant.
  • The problem in tissue transplanation is of shortage of compatible donors & the rejection ractions graft reaction is of 3 types - acute, hyperacute & chronic.
  • According to the site of transplantation, there are 2 types -

1. Orthopic graft - If it is transplanted at normal recipient site eg. heart transplant.

2. Heterotopic graft - If it is transplanted at abnormal site e.g. kidney transplant in iliac fossa.

According to the genetic relationship between donor & recipient it is of 4 types -

1.       Syngeneic or Autograft -

Same individual

2.       Isogeneic or isograft -

Same species gentically identical.

3.       Allogenecic or allograph -

Same species genetically unrelated.

4.       Xenogenic graft or xenograph -

Different species.


Related Discussions:- Transplantation

Explain the spring clip model, Q. Explain the Spring clip model? The sp...

Q. Explain the Spring clip model? The spring clip model differs from the spring model in a way that the force applied is comparatively slower. This also depicts elasticity or p

Define compartments of extracellular fluid, Define Compartments of Extracel...

Define Compartments of Extracellular Fluid? The extracellular fluid compartment is further subdivided into several smaller compartments. These include: 1. Plasma 2. The i

Direction of energy flow, Direction of Energy Flow Now let us consider...

Direction of Energy Flow Now let us consider the first point that is the direction of flow of energy. Energy flows from lower (producer) to higher (herbivore, carnivore, etc.)

Phylogeny and Evolution, While studying evolution, a student comes across a...

While studying evolution, a student comes across a cladogram that includes clades like amphibia, reptilia, aves, and mammalia. What must be the basal clade?

Bile acid sequestrants for coronary prevention, These are safe and free of ...

These are safe and free of systemic side effects. However, gastrointestinal side effects are common, and compliance is poor. The average LDL decreases by approximately 15 per cent

Teratogens, TER A T OGEN S - These are chemicals or drugs causin...

TER A T OGEN S - These are chemicals or drugs causing malformed foetus . The production of monsters or malformed foetus is called tertogeny or teratogenesis . Th

Nursing assessment - anomalies of stomach and oesophagus, Nursing Assessmen...

Nursing Assessment  These children present with excessive salivation and droofing of saliva from the mouth, coughing, gagging, even choking and cyanosis at the lime of first f

Explain avoidance of shock in nutritional care, Explain Avoidance of Shock ...

Explain Avoidance of Shock in Nutritional Care? Loss of plasma proteins lead to decrease in blood volume (hypovolemia) and lowered red blood cell volume causing a potential dan

Explain the classification of hydrocolloids by function, Classification of ...

Classification of hydrocolloids by function It must be clear to you now that gum ghatti, gum karaya, gum tragacanth ( classified as exudate gums) locust bean  gum, guar g

What is the function of the flagellum of the sperm cell, Q. What is the fun...

Q. What is the function of the flagellum of the sperm cell? How is it formed? The flagellum of the sperm cell is made by the centrioles that migrate to the region posterior to

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd