5-hydroxytryptamine 1B receptor-stimulating agent for use as a promoter of satellite cells self-renewal and/or differentiation

摘要

The present invention relates to the field of muscle regeneration, and more particularly to the replenishment of the in vivo muscle stem cells pool. It more specifically relates to a 5-hydroxytryptamine B1 receptor-stimulating agent, and to a composition comprising said agent, for use as i) a promoter of satellite cells self-renewal and/or differentiation, and/or ii) an agent preventing and/or inhibiting the satellite cells pool exhaustion. The invention further encompasses therapeutic and screening methods.