...Adrian Lai; Anthony G. Schache; Yi-Chung Lin; Marcus G. Pandy The human ankle plantar-flexors, the soleus and gastrocnemius, utilize tendon elastic strain energy to reduce muscle fiber work and optimize contractile conditions during running. However, studies to date have considered only slow...

[email protected] ) 26 7 2007 © The Company of Biologists Limited 2007 2007 muscle fiber fiber growth diffusion metabolic modeling reaction-diffusion exercise metabolism scaling crustacean fish phosphagen arginine phosphate arginine kinase creatine phosphate creatine kinase...

.... This suggests that high ATP turnover rates may lead to diffusion limitation in muscle even when diffusion distances are short, as in the subdivided dark fibers. * Author for correspondence (e-mail: [email protected] ) 20 6 2006 © The Company of Biologists Limited 2006 2006 muscle fiber...

...., Jr ( 2003 ). Reduction in muscle fibre number during the adaptive radiation of notothenioid fishes: a phylogenetic perspective. J. Exp. Biol. 206 , 2595 -2609. Johnston, I. A., Abercromby, M., Vieira, V. L. A.,Sigursteindóttir, R. J., Kristjánsson, B. K., Sibthorpe,D. and Skúlason, S...

... and an average thin filament length of 1.10 μm. These values accord well with recent electron microscope measurements of myofilament length in mammalian muscle. e-mail: [email protected] 7 3 2005 © The Company of Biologists Limited 2005 2005 muscle fiber muscle contraction...

... and glycogen dynamics suggest diffusion constraints in muscle fibers of the blue crab, Callinectes sapidus. J. Exp. Zool. 297A , 1 -16. Carpenè, E. and Veggetti, A. ( 1981 ). Increase in muscle fibres in the lateralis muscle (white portion) of Mugilidae(Pisces, Teleostei). Experientia 37 , 191...

... with the enzymatic analyses of pinniped skeletal muscle that support the use of lipid-derived aerobic catabolism to fuel working muscle during diving in these marine mammals. harbor seal Phoca vitulina diving skeletal muscle muscle fiber pinniped fiber type immunohistochemistry The skeletal...

... in a tripling of sonic muscle mass followed by post-spawning atrophy. This study examined the morphological and biochemical changes underlying seasonal changes in sonic muscle mass and the functional effects of these on contraction as measured by sound production. Sonic muscle fiber cross-sectional area (CSA...

...-sectional area but increase in apparent surface area compared to the dimensions of early fifth-instar fibers. Large numbers of electrondense granules or droplets are formed and extruded from the muscle cytoplasm into the hemolymph; this process may account for some of the decrease in muscle fiber mass...