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Jan Ledvina 3.C Stem cells. Definition Stem cells are prime undifferentiated cells which have two main abilities. 1. They are immortal 2. They are undiferentiated.

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Prezentace na téma: "Jan Ledvina 3.C Stem cells. Definition Stem cells are prime undifferentiated cells which have two main abilities. 1. They are immortal 2. They are undiferentiated."— Transkript prezentace:

1 Jan Ledvina 3.C Stem cells

2 Definition Stem cells are prime undifferentiated cells which have two main abilities. 1. They are immortal 2. They are undiferentiated

3 Asymmetric division Symmetric self- renewal Asymmetric differentiation Symmetric differentiation

4 Classification According to differentiation potential Unipotent Multipotent Pluripotent Totipotent

5 Embryonic stem cells Pluripotent Immortal Obtained from human embryos Cultivation Used in stem cells differentiation research

6 Stem cells in tissues Supposed in every human tissue Multipotent Reparation system Niche

7 Stem cells in tumours Few in a tumour Mutation in Niche Special treatment

8 Use PossibleImpossible Cell therapy Therapeutic cloning

9 Thank you for your attention

10 Sources Ústav histologie a embryologie [online], 2013 Dostupné z: Buněčná Terapie, O kmenových buňkách[online], Dostupné z: Stem Cell Basics: Introduction. In Stem Cell Information [online]. National Institutes of Health, 2002 Dostupné z: Wikipedie otevřená encyklopedie, nádorová kmenová buňka [online], Dostupné z: Koukal Milan, 21. století, Kmenové buňky se rvou se smrtí[online], Dostupné z Fulka Josef, Vesmír [online], 2003 Dostupné z:


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