Results 81 to 90 of about 1,681,826 (252)

Neck-muscle size differentials in diplodocids

open access: yes, 2023
Let's look again at Figure 7 of our recent paper on bifurcated cervical ribs in apatosaurines: In this figure, the red muscles (longus colli ventralis) are primarily ventral muscles used to draw the neck downwards, while the blue muscles (flexor colli lateralis) are primarily lateral muscles used to move the neck from side to side.
openaire   +1 more source

Grip and muscle strength dynamometry in acute burn injury: Evaluation of an updated assessment protocol [PDF]

open access: yes, 2018
External stabilization is reported to improve reliability of hand held dynamometry, yet this has not been tested in burns. We aimed to assess the reliability of dynamometry using an external system of stabilization in people with moderate burn injury and
Edgar, Dale W   +4 more
core   +1 more source

Morphological diversity of medusan lineages constrained by animal–fluid interactions [PDF]

open access: yes, 2007
Cnidarian medusae, commonly known as jellyfish, represent the earliest known animal taxa to achieve locomotion using muscle power. Propulsion by medusae requires the force of bell contraction to generate forward thrust.
Colin, Sean P.   +2 more
core   +2 more sources

MRF4 negatively regulates adult skeletal muscle growth by repressing MEF2 activity [PDF]

open access: yes, 2016
The myogenic regulatory factor MRF4 is highly expressed in adult skeletal muscle but its function is unknown. Here we show that Mrf4 knockdown in adult muscle induces hypertrophy and prevents denervation-induced atrophy.
Abraham, Reimar   +15 more
core   +5 more sources

Resistance training-induced gains in knee extensor strength are related to increased neural cell adhesion molecule expression in older adults with knee osteoarthritis

open access: yesBMC Research Notes, 2019
Objective Resistance training (RT) can improve whole muscle strength without increasing muscle fiber size or contractility. Neural adaptations, which lead to greater neural activation of muscle, may mediate some of these improvements, particularly in ...
Thomas B. Voigt   +5 more
doaj   +1 more source

Collective dynamics of actomyosin cortex endow cells with intrinsic mechanosensing properties

open access: yes, 2015
Living cells adapt and respond actively to the mechanical properties of their environment. In addition to biochemical mechanotransduction, evidence exists for a myosin-dependent, purely mechanical sensitivity to the stiffness of the surroundings at the ...
Asnacios, Atef   +5 more
core   +3 more sources

Larger lacertid lizard species produce higher than expected iliotibialis muscle power output; the evolution of muscle contractile mechanics with body size in lacertid lizards [PDF]

open access: yes, 2015
Increases in body size can lead to alterations in morphology, physiology, locomotor performance and behaviour of animals. Most studies considering the effects of scaling on muscle performance have studied within-species effects, with few studies ...
Herrel, A.   +3 more
core   +4 more sources

Muscle fibre typing, collagen composition analysis of breast and thigh meats in two breeds of chicken of different growth performance [PDF]

open access: yes, 2010
The present study was done to evaluate the type of muscle fibre composition in thigh and breast muscle of Red Jungle fowl and Ross. It was also to evaluate the collagen composition in thigh and breast muscle of Red Jungle fowl and Ross.
Abu Bakar @ Zakaria, Md Zuki   +1 more
core  

The effects of hibernation on the contractile and biochemical properties of skeletal muscles in the thirteen-lined ground squirrel, Ictidomys tridecemlineatus [PDF]

open access: yes, 2013
Hibernation is a crucial strategy of winter survival used by many mammals. During hibernation, thirteen-lined ground squirrels, Ictidomys tridecemlineatus, cycle through a series of torpor bouts, each lasting more than a week, during which the animals ...
Allan   +45 more
core   +2 more sources

In vivo measurements of muscle specific tension in adults and children [PDF]

open access: yes, 2009
This article is available open access through the publisher’s website at the link below. Copyright @ 2009 The Authors.To better understand the effects of pubertal maturation on the contractile properties of skeletal muscle in vivo, the present study ...
Arampatzis   +46 more
core   +1 more source

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