Results 101 to 110 of about 19,447 (222)

The Conjugated Bile Acids Profile Suggests a Novel Liver‐Muscle Axis Associated With Sarcopenia in Chronic Liver Disease

open access: yesLiver International, Volume 46, Issue 5, May 2026.
ABSTRACT Background Liver‐related sarcopenia is a devastating systemic complication of chronic liver disease (CLD) driven by mechanisms extending beyond nutritional deficiency. However, the role of liver‐derived humoral factors remains unclear. We utilised a unique cohort of human skeletal muscle biopsies to test the hypothesis that serum conjugated ...
Motoh Iwasa   +16 more
wiley   +1 more source

Macrophage-released ADAMTS1 promotes muscle stem cell activation. [PDF]

open access: yes, 2017
Coordinated activation of muscle stem cells (known as satellite cells) is critical for postnatal muscle growth and regeneration. The muscle stem cell niche is central for regulating the activation state of satellite cells, but the specific extracellular ...
Aggarwal, Abhishek   +7 more
core   +2 more sources

Time‐of‐day, satellite cells, and velocity collectively influence ex vivo isovelocity force production in mouse extensor digitorum longus muscle

open access: yesPhysiological Reports, Volume 14, Issue 9, May 2026.
Abstract Skeletal muscles are exquisitely designed to produce force that facilitate movement. Circadian “molecular clocks” residing in muscle play a role in regulating force production with muscle stem cell (satellite cells, SC) molecular clocks modulating isometric and eccentric force according to time‐of‐day.
Ryan E. Kahn   +2 more
wiley   +1 more source

MLL1 is required for PAX7 expression and satellite cell self-renewal in mice

open access: yesNature Communications, 2019
PAX7 transcription factor specifies the myogenic identity of muscle stem cells and acts as a nodal factor by stimulating proliferation while inhibiting differentiation.
Gregory C. Addicks   +7 more
doaj   +1 more source

In situ macrophage phenotypic transition is affected by altered cellular composition prior to acute sterile muscle injury [PDF]

open access: yes, 2017
K
Contreras, Gerardo Alvarado   +9 more
core   +2 more sources

Regulation of Pax7 protein levels by caspase-3 and proteasome activity in differentiating myoblasts

open access: yesBiological Research, 2011
The transcription factor Pax7 negatively regulates the activity of the muscle regulatory transcription factor MyoD, preventing muscle precursor cells from undergoing terminal differentiation.
Hugo C Olguín
doaj  

Dynamics of pax7 expression during development, muscle regeneration, and in vitro differentiation of satellite cells in rainbow trout (Oncorhynchus mykiss).

open access: yesPLoS ONE
Essential for muscle fiber formation and hypertrophy, muscle stem cells, also called satellite cells, reside beneath the basal lamina of the muscle fiber.
Cécile Rallière   +3 more
doaj   +1 more source

The Satellite Cell Niche Regulates the Balance between Myoblast Differentiation and Self-Renewal via p53 [PDF]

open access: yes, 2018
Satellite cells are adult muscle stem cells residing in a specialized niche that regulates their homeostasis. How niche-generated signals integrate to regulate gene expression in satellite cell-derived myoblasts is poorly understood.
Antczak, Philipp   +5 more
core   +2 more sources

Segregation of striated and smooth muscle lineages by a Notch-dependent regulatory network [PDF]

open access: yes, 2014
Background: Lineage segregation from multipotent epithelia is a central theme in development and in adult stem cell plasticity. Previously, we demonstrated that striated and smooth muscle cells share a common progenitor within their epithelium of origin,
Applebaum, Mordechai   +2 more
core   +2 more sources

Comparative expression analysis of Pax3 and Pax7 during mouse myogenesis

open access: yesThe International Journal of Developmental Biology, 2006
Pax3 and Pax7 are closely related transcription factors involved in the commitment of myogenic precursors in the developing trunk. However, it is not yet clear whether these genes are required for myogenic cell specification in the head and for post-somitic myogensis per se.
David, Horst   +6 more
openaire   +3 more sources

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