Results 1 to 10 of about 219,915 (268)

Histological Characteristics of Fast and Slow Muscle Fibers in Skeletal Muscle of Fishes with Three Different Swimming Habits

open access: yesProgress in Fishery Sciences, 2023
Swimming is of great significance for the survival of fish and directly affects their ability to avoid predators and enemies, hunt and capture prey, carry out mating and reproduction, and migrate.
Xianghui ZENG   +5 more
doaj   +1 more source

MiR-208b Regulates the Conversion of Skeletal Muscle Fiber Types by Inhibiting Mettl8 Expression

open access: yesFrontiers in Genetics, 2022
Skeletal muscle, the main source of animal meat products, contains muscle fiber as a key unit. It is well known that transformation takes place between different types of muscle fibers, however, the conversion mechanism is not clear. In a previous study,
Xiang Li   +3 more
doaj   +1 more source

Fiber characteristics and meat quality of different muscular tissues from slow- and fast-growing broilers

open access: yesPoultry Science, 2022
: Chicken meat is an important source of high-quality animal protein. Its consumption continues to grow in both developed and developing countries. Muscle fiber characteristics are key determinants of meat quality and quantity.
Kaiqi Weng   +6 more
doaj   +1 more source

Human and Rodent Skeletal Muscles Express Angiotensin II Type 1 Receptors

open access: yesCells, 2020
Abundant evidence reveals that activation of the renin-angiotensin system promotes skeletal muscle atrophy in several conditions including congestive heart failure, chronic kidney disease, and prolonged mechanical ventilation. However, controversy exists
Rafael Deminice   +6 more
doaj   +1 more source

mTORC1 mediates fiber type-specific regulation of protein synthesis and muscle size during denervation

open access: yesCell Death Discovery, 2021
Skeletal muscle denervation occurs in diverse conditions and causes severe muscle atrophy. Signaling by mammalian target of rapamycin complex 1 (mTORC1) plays a central role in the maintenance of skeletal muscle mass by regulating net protein balance ...
Jae-Sung You   +4 more
doaj   +1 more source

Driving an Oxidative Phenotype Protects Myh4 Null Mice From Myofiber Loss During Postnatal Growth

open access: yesFrontiers in Physiology, 2022
Postnatal muscle growth is accompanied by increases in fast fiber type compositions and hypertrophy, raising the possibility that a slow to fast transition may be partially requisite for increases in muscle mass.
Caiyun Zeng   +8 more
doaj   +1 more source

Analysis of muscle fiber traits and Myh6 gene expression level in Fujian yellow rabbit

open access: yes浙江大学学报. 农业与生命科学版, 2017
With growing demands for the diversity and quality of meat, rabbit meat is more and more popular with its special flavor. The traits of muscle fibers have a direct effect on the quality of meat, and the number, size, density, and type of muscle fibers ...
MU Lin   +6 more
doaj   +1 more source

The latent dedifferentiation capacity of newt limb muscles is unleashed by a combination of metamorphosis and body growth

open access: yesScientific Reports, 2022
Newts can regenerate their limbs throughout their life-span. Focusing on muscle, certain species of newts such as Cynops pyrrhogaster dedifferentiate muscle fibers in the limb stump and mobilize them for muscle creation in the regenerating limb, as they ...
Zhan Yang Yu   +5 more
doaj   +1 more source

Severely atrophic human muscle fibers with nuclear misplacement survive many years of permanent denervation

open access: yesEuropean Journal of Translational Myology, 2016
Likewise in rodents, after complete spinal cord injury (SCI) the lower motor neuron (LMN) denervated human muscle fibers lose completely the myofibrillar apparatus and the coil distribution of myonuclei that are relocated in groups (nuclear clumps) in ...
Ugo Carraro, Helmut Kern
doaj   +1 more source

Muscle spindles of the rat sternomastoid muscle

open access: yesEuropean Journal of Translational Myology, 2018
The sternomastoid (SM) muscle in rodents presents a peculiar distribution of fiber types with a steep gradient from the ventral, superficial, white portion to the dorsal, deep, red region, where muscle spindles are restricted. Cross section of the medial
Walter Giuriati   +12 more
doaj   +1 more source

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