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Embryology Doc. MUDr. Ing. RNDr. Peter Celec, DrSc., MPH

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Presentation on theme: "Embryology Doc. MUDr. Ing. RNDr. Peter Celec, DrSc., MPH"— Presentation transcript:

1 Embryology Doc. MUDr. Ing. RNDr. Peter Celec, DrSc., MPH petercelec@gmail.com www.imbm.sk

2 Stem cells Totipotency All tissue types Pluripotency All tissues except placenta and amniotic sac Multipotency Several related tissue types

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5 Differentiation

6 Programming and reprogramming

7 Nucleus transfer John Bertrand Gurdon (1933 - ) Nobel prize in Physiology or medicine 2012

8 Somatic cell nuclear transfer Dolly (5 July 1996 – 14 February 2003)

9 Cloning Reproductive Therapeutic

10 Cloning

11 Pluripotency

12 iPSC Shinya Yamanaka Kyoto University

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14 iPS Reprogramming of differentiated cells Pluripotency No immune response Without retroviral vectors Without oncogenes pH? Reproducibility

15 Shinya Yamanaka (1962 – ) Nobel prize 2012 – Physiology or medicine

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17 Malignant transformation Robert Weinberg (1942 - ) Oncogenes Ras Tumor suppressors Rb1

18 Hallmarks of cancer Hanahan & Weinberg, Cell, 2000

19 Hallmarks of cancer Hanahan & Weinberg, Cell, 2011

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21 Malignant transformation Bert Vogelstein (1949- ) Vogelgram

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23 Genometastasis

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25 www.imbm.sk petercelec@gmail.com


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