To make sense of the excitement and controversy surrounding stem cells, let us see what researchers have done thus far and what their goals are, beginning with embryonic stem cells.
Mõistmaks seda tüvirakke ümbritsevat elevust ja poleemikat, vaadelgem, millega teadlased on senini hakkama saanud ja millised on nende sihid. Alustame lootelistest tüvirakkudest.