rasvade muutmine jne.) · Loonud uute omadustega kultuurtaimi · Loonud diagnostilisi vahendeid ja vaktsiine · Ensüüme uutele puhastusvahenditele jne. · Radikaalselt muutnud eri alade uurimistööd Stem cells: regenerative therapy of peripheral organs Undevelopped cells that are able to divide and differentiate into different specialized cell types. Embryonic stem cells Adult stem cells Bone marrow, adipose tissue, blood (umbilical cord) Self-renewal, totipotent, pluripotent Can be artificially grown and transformed Therapy Introduction of new adult stem cell into damaged tissue Minimal risk of rejection and side-effects Potential to change an overall picture of human diseases Most therapies are at experimental stages Potential treatments Heart damage: - old and recent infarcts - Generation of heart muscle cells - Stimulation of growth of new blood vessels
[11] 26. (i) R questions embryo, potential human/member of society/right to life/killed/AW; may be from abortion; scientist making decision for use of embryo/consent may not be required; parents may not know fate; religious objection; may involve cloning; some stem cells can be obtained instead from umbilical cord; AVP; 1 max (ii) treat/cure for, anaemia/sickle cell anaemia/named blood disease; blood, for transfusion/to replace loss; treat, immune disorders/SCID/lupus; treat, non-Hodgkins lymphoma/some types of cancer/leukaemia; treat/cure for, Alzheimer’s disease; treat/cure for, Parkinson’s disease;
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