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blastocysts (balls of unspecialised cells which become a baby)

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Q: Where have stem cells come from traditionally?
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Are stem cells human?

Yes, some stem cells do come from humans. The stem cells are taken from embryos. Animals also have stem cells used in research.


Where does bone come from?

stem cells


What part of a developing embryo are stem cells derived from?

Stem cells come from newly fertilized eggs.


Can embryonic stem cells come from umbilical cords?

Embryonic stem cells come from umbilical cords in small quantities, which are harvested by collecting cord blood.


How does cord stem cells helps people?

Cord stem cells are exactly like normal stem cells, but they do come from an aborted fetus like most stem cells. Just like normal stem cells, they can be used to create any other cell needed in the human body.


The stem cells come from newly fertilized eggs. What do those eggs do?

Stem cells come from newly fertilized eggs because those eggs divide and evolve into more specialized cells.


Where stem cells come from for research?

most human embryonic stem cells used for research come from unused IVF eggs. there are then strict regulations on how long these cells are allowed to grow for and what you are wllowed to do with them in the meantime and how you get ride of them when you are done, but these vary from country to country. there are other types of stem cells that are presnt in adults though (like hemopoatic (forgive my spelling) stem cells). much research has been carried out on these adult stem cells too. also, stem cells can be studied in living organisms (for example fruit flies or mice) and therefore come from (and are often not removed from) animals.


What are the types of stem cells?

There are five basic stem cells classifications there is embryonic stem cells, fetal stem cells. There are the Umbilical cord stem cells, placenta stem cells, and lastly there are adult stem cells.


All cells are derived from?

Hemocytoblasts, or sometimes also called pluripotent stem cells.


How did surgeons deliver stem cells to Parkinson's patients?

Through the nostrils, into the brain, and through the bloodstream. If the stem cells were denied, they would come out the mouth.


How did surgeons deliver the stem cells to parkinsons patients?

Through the nostrils, into the brain, and through the bloodstream. If the stem cells were denied, they would come out the mouth.


Are fetal cells only source of stem cells?

There are 2 type of stem cells * embryonic stem cells * and adult stem cells fetal stem cells are grouped into the adult stem cell category