Cellula staminal

Un cellula staminal o cellula precursor^[1] es un cellula trovabile in tote le organismos multicellular. Illos es characterisate per le capacitate de renovar se per division cellular mitotic e de differentiar se in diverse cellulas specialisate.

Cellulas staminal embryonic de mus con un marca fluorescente.

Cellulas staminal embryonic de humano.

Le duo major typos de cellulas staminal in mammiferos es: cellulas staminal embryonic que se trova in blastocystes, e cellulas staminal adulte que es trovate in texitos de adultos.^[2]

Cellulas staminal adulte

Division e differentiation de cellulas staminal A - cellula staminal; B - cellula progenitor; C - cellulas differentiate; 1 - division de cellulas symmetric; 2 - division de cellulas asymmetric; 3 - division progenitor; 4 - differentiation terminal

Referentias

1. Derivationes: (la) Cellula praecursoria - (de) Stammzelle; (en) Stem cell; (pt) Célula estaminal; (es) Célula madre; (ca) Cèl·lula mare; (fr) Cellule souche; (it) Cellula staminale; (ro) Celule stem; (ru) Стволовые клетки
2. Tuch BE (2006). “Stem cells--a clinical update” [Cellulas staminal: un actualisation clinic] (in anglese). Australian family physician 35 (9): 719–21. PMID 16969445.