Results 21 to 30 of about 5,774 (182)

Effects of Insulin-Like Growth Factor-I on the Expression of Atrogin-1/MAFbx in Chick Myotube Cultures

open access: yesThe Journal of Poultry Science, 2017
The expression of atrogin-1/MAFbx, a muscle-specific E3 ubiquitin ligase, is increased in catabolic conditions that result in muscle atrophy. The expression of atrogin-1/MAFbx mRNA is also decreased by the insulin-like growth factor-I (IGF-I) in ...
Kazuki Nakashima   +4 more
doaj   +1 more source

Agrin binds to the nerve-muscle basal lamina via laminin [PDF]

open access: yes, 1997
Agrin is a heparan sulfate proteoglycan that is required for the formation and maintenance of neuromuscular junctions. During development, agrin is secreted from motor neurons to trigger the local aggregation of acetylcholine receptors (AChRs) and other ...
Altschul   +73 more
core   +3 more sources

Agrin isoforms and their role in synaptogenesis [PDF]

open access: yes, 1992
Agrin is thought to mediate the motor neuron-induced aggregation of synaptic proteins on the surface of muscle fibers at neuromuscular junctions. Recent experiments provide direct evidence in support of this hypothesis, reveal the nature of agrin ...
Escher, Gérard   +6 more
core   +1 more source

Myofibrillar Proteolysis in Chick Myotubes during Oxidative Stress

open access: yesJournal of Nutritional Science and Vitaminology, 2004
Changes in protein conformation and proteolysis in chick myotubes in response to the induction of oxidative stress by H2O2 treatment were studied. Myotubes were treated for 1 h with H2O2. After this treatment, the H2O2 was removed and the cells were cultured in serum-free medium for 6 and 24 h.
Kazuki, Nakashima   +2 more
openaire   +3 more sources

The agrin gene codes for a family of basal lamina proteins that differ in function and distribution [PDF]

open access: yes, 1992
We isolated two cDNAs that encode isoforms of agrin, the basal lamina protein that mediates the motor neuron-induced aggregation of acetylcholine receptors on muscle fibers at the neuromuscular junction.
Escher, G.   +6 more
core   +2 more sources

Permeability properties of chick myotube acetylcholine-activated channels

open access: yesBiophysical Journal, 1984
The acetylcholine-(ACh-)activated channels of chick myotubes were studied by the patch-clamp method. Single-channel amplitudes were measured over a wide range of potentials in solutions of cesium, arginine, and three small amines. Symmetrical, isotonic cesium solutions gave a linear I-V relationship with the single-channel conductance, gamma, of 42 pS ...
Dwyer, T.M., Farley, J.M.
openaire   +2 more sources

Cold-Induced Suppression of Myogenesis in Skeletal Muscle Stem Cells Contributes to Delayed Muscle Regeneration During Hibernation. [PDF]

open access: yesFASEB J
Hibernating mammals preserve satellite cell viability during extreme cold exposure by suppressing ferroptosis through elevated GPX4 expression. Although these cells survive cold stress, myogenic activation and differentiation are markedly reduced, leading to delayed muscle regeneration in vivo.
Miyaji T   +12 more
europepmc   +2 more sources

Isolation of a new high molecular weight protein associated with desmin and vimentin filaments from avian embryonic skeletal muscle [PDF]

open access: yes, 1982
Filaments with a diameter of 80-120 Å have been prepared from 14-d-old chick embryonic skeletal muscle, using a physiological salt solution and gel filtration chromatography.
Breckler, Jennifer, Lazarides, Elias
core   +2 more sources

Differences in the expression and distribution of flotillin-2 in chick, mice and human muscle cells.

open access: yesPLoS ONE, 2014
Myoblasts undergo a series of changes in the composition and dynamics of their plasma membranes during the initial steps of skeletal muscle differentiation.
Ana Claudia Batista Possidonio   +7 more
doaj   +1 more source

Accumulation of muscle ankyrin repeat protein transcript reveals local activation of primary myotube endcompartments during muscle morphogenesis [PDF]

open access: yes, 1997
The characteristic shapes and positions of each individual body muscle are established during the process of muscle morphogenesis in response to patterning information from the surrounding mesenchyme. Throughout muscle morphogenesis, primary myotubes are
Adams   +37 more
core   +1 more source

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