Stem cell research. Nuclear transfer being carried out on several embryonic stem cells used in therapeutic cloning for tissue replacement. The genetic material of the cells has been removed,and adult cell nuclei are being injected in its place with a needle (lower left) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Tek Image |
Bildgröße: | 4866 px × 3650 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | vorhanden |
Restrictions: | - |