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*  Nonlinear Elasticity and an 8-nm Working Stroke of Single Myosin Molecules in Myofilaments | Science
... of single skeletal myosins interacting with actin filaments and arranged on myosin-rod cofilaments that approximate myosin ... mechanics during muscle contraction. Stiffness is dramatically lower for negatively compared to positively strained myosins, ... Taking account of the nonlinear nature of myosin elasticity is essential to relate myosin's internal structural changes to ... Low stiffness minimizes drag of negatively strained myosins during contraction at loaded conditions. Myosin's elastic portion ...
  http://science.sciencemag.org/content/329/5992/686
*  Actin, alpha 1 - Wikipedia
Actin alpha 1 which is expressed in skeletal muscle is one of six different actin isoforms which have been identified. Actins ... England, Karen; Ashford David; Kidd Daniel; Rumsby Martin (June 2002). "PKC epsilon is associated with myosin IIA and actin in ... "Entrez Gene: ACTA1 actin, alpha 1, skeletal muscle". Bandman, E (1992). "Contractile protein isoforms in muscle development". ... "Alpha-skeletal actin induces a subset of muscle genes independently of muscle differentiation and withdrawal from the cell ...
  https://en.wikipedia.org/wiki/Actin,_alpha_1
*  Skeletal muscle actin myosin filaments, SEM - Stock Image C036/9757 - Science Photo Library
The muscle fibre was cut perpendicular to its length to expose the intracellular actin myosin filaments. Skeletal muscle is one ... Skeletal muscle has multiple bundles of cells called muscle fibres (or fascicles). The fibres and muscles are surrounded by ... It is considered striated muscle tissue (part of the somatic nervous system). Most skeletal muscles are attached to bones by ... Muscle fibres are composed of myofibrils that are composed of actin and myosin filaments. Magnification: x220 when shortest ...
  http://www.sciencephoto.com/media/873620/view
*  Pressure-relaxation studies of pyrene-labelled actin and myosin subfragment 1 from rabbit skeletal muscle. Evidence for two...
Pressure-relaxation studies of pyrene-labelled actin and myosin subfragment 1 from rabbit skeletal muscle. Evidence for two ... Pressure-relaxation studies of pyrene-labelled actin and myosin subfragment 1 from rabbit skeletal muscle. Evidence for two ... Pressure-relaxation studies of pyrene-labelled actin and myosin subfragment 1 from rabbit skeletal muscle. Evidence for two ... Pressure-relaxation studies of pyrene-labelled actin and myosin subfragment 1 from rabbit skeletal muscle. Evidence for two ...
  http://www.biochemj.org/content/232/2/351
*  NAVER Academic | Selective Repression of Actin and Myosin Heavy Chain Expression during the Programmed Death of Insect Skeletal...
The reduction in actin and myosin heavy chain synthesis presumably plays a role in the rapid dissolution of the muscles. ... Expression of both actin and myosin heavy chain mRNA was greatly decreased when the ISMs became committed to die. When animals ... At the protein level, actin expression was reduced by 84% at the time the muscles were committed to die. ... Data presented here suggest that two of the repressed genes encode the proteins actin and myosin heavy chain. ...
  https://academic.naver.com/article.naver?doc_id=139552959
*  A2 Biology: Gross and microscopic structure of skeletal muscle. The ultrastructure of a myofibril. The roles of actin, myosin,...
Gross and microscopic structure of skeletal muscle. The ultrastructure of a myofibril. The roles of actin, myosin, calcium ions ... Myosin. During contraction, the heads of myosin go into the dips in actin and then push it so that the two are propelled in ... The roles of actin, myosin, calcium ions and ATP in myofibril contraction. The roles of calcium ions and tropomyosin in the ... In a muscle cells join up to make muscle fibres, resulting in long strands of cells sharing nuclei and cytoplasm (aka ...
  http://hannahhelpbiologya2.blogspot.co.uk/2015/06/gross-and-microscopic-structure-of.html
*  Torn Muscle - Symptoms and Treatment | Healthhype.com
Muscles and Types of Muscle Cells (Skeletal, Smooth and Cardiac). * Skeletal Muscles, Fibers, Myofibrils and Myosin, Actin ... Torn Muscle - Symptoms and Treatment. Posted by Dr Gauresh. What Is a Torn Muscle?. Torn muscle or muscle strain refers to a ... Types of Muscle Tear. Depending on the amount of torn muscle, muscle tear can be:. *Pulled muscle or a first degree strain: ... Basic Muscle Anatomy and Biomechanics. Each muscle consists of multiple muscle bundles (fascicles), containing muscle cells or ...
  https://www.healthhype.com/torn-muscle-symptoms-and-treatment.html
*  Goby fish skeletal muscle (Awaous guamensis), SEM - Stock Image C032/4750 - Science Photo Library
Goby fish skeletal muscle (Awaous guamensis). Skeletal muscle fibres showing exposed intracellular actin myosin filaments. The ... muscle fibre was cut perpendicular to its length to expose the intracellular actin myosin filaments. Note the presence of the ... Goby fish skeletal muscle (Awaous guamensis). Skeletal muscle fibres showing exposed intracellular actin myosin filaments. The ... muscle, muscles, myofibril, myofibrils, myosin, oopu, perciformes, sarcomere, sarcomeres, scanning, sem, skeletal, vertebrate, ...
  http://www.sciencephoto.com/media/801639/view
*  A myopathy-related actin mutation increases contractile function
skeletal muscle, skeletal muscle contraction, atrophy, nemaline myopathy, myofibrillar myopathy, myosin, actin National ... point mutations in myosin and actin differently modify myosin binding to actin, cross-bridge formation and muscle fibre force ... Nemaline myopathy, ACTA1 mutation, Skeletal muscle, Force, Actin, Myosin cross-bridge National Category Medical and Health ... one point mutation in actin appears to have muscle-specific effects. The presence of that mutant protein in respiratory muscles ...
  http://uu.diva-portal.org/smash/record.jsf?pid=diva2:523488
*  Three Types of Striational Antibodies in Myasthenia Gravis
These autoantibodies recognize epitopes on skeletal muscle proteins including myosin, actin, actinin, and filamin [2-5]. ... "Anti-skeletal muscle antibodies in the sera from myasthenic patients with thymoma: identification of anti-myosin, actomysin, ... Histological findings of skeletal muscles showed CD8+ lymphocyte infiltration. Seven patients had at least one of three ... S. Suzuki, K. Utsugisawa, H. Yoshikawa et al., "Autoimmune targets of heart and skeletal muscles in myasthenia gravis," ...
  https://www.hindawi.com/journals/ad/2011/740583/
*  Insulin-like growth factor-I E peptides: implications for aging skeletal muscle.
... is important in regard to muscle mass maintenance, repair and hypertrophy. This 'mature' IGF-I comprises e ... In skeletal muscle there is good evidence to suggest that locally produced insulin-like growth factor-1 (IGF-I), rather than ... Next Document: Myosin and actin content of human skeletal muscle fibers following 35 days bed rest.. ... In human skeletal muscle three transcripts encoding for these splice variants (IGF-IEa, IGF-IEb and IGF-IEc, also known as MGF ...
  http://www.biomedsearch.com/nih/Insulin-like-growth-factor-E/19883387.html
*  Binding Characteristics of Myosin and F-Actin from Dog Hearts | Circulation Research
For comparison, similar studies were done on myosin and actin from rabbit skeletal muscle. ... We found a higher combining ratio, by weight, for cardiac myosin and actin (4.8 : 1) than for skeletal myosin and actin (4.4 : ... Binding Characteristics of Myosin and F-Actin from Dog Hearts. GENE CONWOY, ROBERT HEAZLITT, JOE L. ROBERTS, LEROY STEWART ... We used light scattering and ultracentrifugation to study the binding ratio of myosin and actin from normal and failing dog ...
  http://circres.ahajournals.org/content/24/5/657
*  Cellular and Molecular Mechanisms of Skeletal Muscle Plasticity | Springer for Research & Development
Skeletal muscles are used for a wide variety of motor tasks ranging from maintaining posture to whistling, from jumping to ... Two independent mechanical events in the interaction cycle of skeletal muscle myosin with actin. Proc Natl Acad Sci USA 103:87- ... Myosin Heavy Chain Myosin Head Marathon Runner Power Stroke Skeletal Muscle Myosin These keywords were added by machine and not ... The slow skeletal muscle isoform of myosin shows kinetic features common to smooth and non-muscle myosins. J Biol Chem 282:3559 ...
  https://rd.springer.com/chapter/10.1007/978-88-470-0376-7_1
*  CiNii 論文 - Effects of Sarcomere Length and Ca^|2+| Binding on SH Reactivity of Myofilament...
All myosin heads form bonds with actin in rigor rabbit skeletal muscle COOKE R. ... Calcium concentration in the myoplasm of skinned ferret ventricular muscle following changes in muscle length ALLEN DG. ... Alterations in intracellular calcium and tension of activated ferret papillary muscle in response to step length changes SAEKI ... The cellular basis of the length-tension relation in cardiac muscle ALLEN D. G. ...
  https://ci.nii.ac.jp/naid/10008293959
*  Hypothermia - The Clinical Advisor
The muscle rigidity is secondary to the dysfunction of the actin-myosin bundles within the skeletal muscle. The pupils are ... If child abuse is suspected, a skeletal survey, opthalmologic exam and, possibly, a CT of the head are indicated. ... The skin may be flushed and the muscles become rigid as the temperature decreases. ...
  http://www.clinicaladvisor.com/pediatrics/hypothermia/article/619680/
*  Src and Rac Mediate Endothelin-1 and Lysophosphatidic Acid Stimulation of the Human Brain Natriuretic Peptide Promoter |...
Constitutively active Src also stimulates the expression of other cardiac genes, including skeletal muscle α-actin and β-myosin ... ET evokes AA release by cultured vascular smooth muscle cells.24 26 Our previous work showed that AA and PLA2 metabolites ... We have previously shown that AA is released by iPLA2 in IL-stimulated cardiac myocytes.39 In vascular smooth muscle cells, ET ... Activation of phospholipase A2 by endothelin in cultured vascular smooth muscle cells. Biochem Biophys Res Commun. 1989;158:279 ...
  http://hyper.ahajournals.org/content/37/2/478
*  Free Anatomy Flashcards about Exam 2
Characteristics of smooth muscle. Have small diameters and lengths compared with skeletal muscles, have actin and myosin, have ... F-actin. The 'powerstroke' in skeletal muscle contraction is directly associated with. Myosin head pivots at joint pulling ... Soon after a person dies and loses all ATP, their skeletal muscles. Stiffen from actin and myosin binding. ... White muscle fibers. Smooth but steady increase in muscle tension produced by increasing the number of active motor units is ...
  https://www.studystack.com/flashcard-1578702
*  PPT - Gastrointestinal Motility PowerPoint Presentation - ID:4535732
Smooth muscle makes up all the contractile tissue of the GI tract with the exception of the pharynx, upper one third of the ... Smooth muscle contains much more actin and less myosin than skeletal muscle. ... GI smooth Muscle. *Smooth muscle makes up all the contractile tissue of the GI tract with the exception of the pharynx, upper ... GI smooth Muscle. Smooth muscle makes up all the contractile tissue of the GI tract with the exception of the pharynx, upper ...
  https://www.slideserve.com/arav/gastrointestinal-motility
*  Skeletal leg muscle fibres, SEM - Stock Image - C032/4679 - Science Photo Library
Frog skeletal leg muscle fibres with exposed intracellular actin myosin filaments (Eleutherodactylus coqui). The muscle fibre ... was cut perpendicular to its length to expose the intracellular actin myosin filaments. ... Frog skeletal leg muscle fibres with exposed intracellular actin myosin filaments (Eleutherodactylus coqui). The muscle fibre ... Frog skin can be seen overlying the muscle in the lower portion of the image. Magnification: x70 when shortest axis printed at ...
  https://www.sciencephoto.com/media/801568/view/skeletal-leg-muscle-fibres-sem
*  Effects of oxidation and reduction on contractile function in skeletal muscle fibres of the rat. - Semantic Scholar
... and slow-twitch skeletal muscle fibres, in order to assess how oxidation affects muscle function. Skinned muscle fibres were ... findings reveal a number of novel and probably important effects of oxidation on the contractile apparatus in skeletal muscle ... and may contribute to post-tetanic potentiation in fast-twitch muscle. Maximum force was not affected by any of the above ... The Effect of Experimental Hyperthyroidism on Characteristics of Actin-Myosin Interaction in Fast and Slow Skeletal Muscles. *G ...
  https://www.semanticscholar.org/paper/Effects-of-oxidation-and-reduction-on-contractile-Lamb-Posterino/56e8271617cd7667800b9aaa750e3beeeaa1e1e8
*  CELLS II: CELLULAR ORGANIZATION
Skeletal muscle fiber with exposed intracellular actin myosin filaments. The muscle fiber was cut perpendicular to its length ... Actin filaments move by interacting with myosin, The myosin combines with and splits ATP, thus binding to actin and changing ... An actin filament consists of two chains of globular actin monomers twisted to form a helix. Actin filaments play a structural ... intracellular actin myosin filaments. SEM X220. This image is copyright Dennis Kunkel at www.DennisKunkel.com, used with ...
  http://www2.estrellamountain.edu/faculty/farabee/biobk/BioBookCELL2.html
*  Somatic muscle - definition of Somatic muscle by The Free Dictionary
Somatic muscle synonyms, Somatic muscle pronunciation, Somatic muscle translation, English dictionary definition of Somatic ... muscle. adj. 1. Of, relating to, or affecting the body, especially as distinguished from a body part, the mind, or the ... Eyestalk ablation has little effect on actin and myosin heavy chain gene expression in adult lobster skeletal muscles ... Somatic muscle - definition of Somatic muscle by The Free Dictionary https://www.thefreedictionary.com/Somatic+muscle ...
  http://www.thefreedictionary.com/Somatic+muscle
*  Similar articles for PubMed (Select 209016) - PubMed - NCBI
Chicken-gizzard actin. Interaction with skeletal-muscle myosin.. Próchniewicz E, Strzelecka-Gołaszewska H. ... Activation of actin-activated ATPase in smooth muscle by phosphorylation of myosin light chain with protease-activated kinase I ... Activation of smooth muscle myosin Mg2+-ATPase by native thin filaments and actin/tropomyosin. ... Ca2+ dependence of the ATPase activity of phosphorylated smooth muscle myosin: effects of tropomyosin and actin. ...
  https://www.ncbi.nlm.nih.gov/pubmed?LinkName=pubmed_pubmed&from_uid=209016
*  Poorly Understood Aspects of Striated Muscle Contraction
In vertebrate striated muscle (heart and skeletal muscle), actin and myosin are organized with several accessory proteins in ... W. H. Guilford, D. E. Dupuis, G. Kennedy, J. Wu, J. B. Patlak, and D. M. Warshaw, "Smooth muscle and skeletal muscle myosins ... "Skeletal muscle resists stretch by rapid binding of the second motor domain of myosin to actin," Proceedings of the National ... "Two independent mechanical events in the interaction cycle of skeletal muscle myosin with actin," Proceedings of the National ...
  https://www.hindawi.com/journals/bmri/2015/245154/
*  Cardiac Muscle Structure & Function Flashcards by Caitlin Heim | Brainscape
Study Cardiac Muscle Structure & Function flashcards from Caitlin Heim ... myosin: 2 heavy chains, 4 light chains. -actin: similar to skeletal muscle actin; binds tropomyosin and troponin. -thin ... increase myoplasmic Ca2+: TN releases inhibition, moves TM out of actin groove, myosin binds --> myosin head undergoes power ... Cardiac Muscle Structure & Function Flashcards Preview CVPR: CV Unit I , Cardiac Muscle Structure & Function , Flashcards ...
  https://www.brainscape.com/flashcards/cardiac-muscle-structure-amp-function-2124835/packs/3827103