Analysis of primary myoblast progenitor (MP) cultures from 8 and 23 month old DBA/2JNIA females. MPs are responsible for the growth, repair, and maintenance of skeletal muscle. Results provide insight into age-related alterations in MP function that contribute to changes in muscle composition.
GPL81:
[MG_U74Av2] Affymetrix Murine Genome U74A Version 2 Array
Citation:
Beggs ML, Nagarajan R, Taylor-Jones JM, Nolen G et al. Alterations in the TGFbeta signaling pathway in myogenic progenitors with age. Aging Cell 2004 Dec;3(6):353-61. PMID: 15569352