Cellula originator

Cellula precursor, stamcellula^[1] o cellula staminal^[2] es un cellula trovabile in tote le organismos multicellular. Illos son characterisate per le habilitate de renovar se per division cellular mitotic e de differentiar se in diverse cellulas specialisate.

Nota

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Cellulas staminal embryonic de mus con un marca fluorescente.

Cellulas originator embryonic de humano.

Le duo major typos de cellulas staminal in mammiferos son: cellulas staminal embryonic que se trova in blastocystes, e cellulas staminal adulte que son trovate in texitos de adultos.^[3]

Cellulas staminal adulte

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

Referentias

1. Radice germanic Stam 'pedunculo, cippo'; cf. anglese stem cell.
2. 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
3. Tuch BE (2006). "Stem cells--a clinical update". Australian family physician 35 (9): 719–21. PMID 16969445.