Results 41 to 50 of about 22,741 (230)

Titin Gene and Protein Functions in Passive and Active Muscle [PDF]

open access: yes, 2018
The thin and thick filaments of muscle sarcomeres are interconnected by the giant protein titin, which is a scaffolding filament, signaling platform, and provider of passive tension and elasticity in myocytes.
Wolfgang A. Linke, Linke, Wolfgang A.
core   +1 more source

Attenuated titin protein expression is associated with advanced stages of ovarian cancer

open access: yesMolecular Therapy: Oncology
This study explores the role of titin, a giant muscle protein, in the progression of epithelial ovarian cancer (EOC). We examined titin levels in tissues and sera from EOC patients across stages I–IV and in chemoresistant EOC cells.
Harvey Sharma   +10 more
doaj   +1 more source

Secondary and Tertiary Structure Elasticity of Titin Z1Z2 and a Titin Chain Model [PDF]

open access: yesBiophysical Journal, 2007
The giant protein titin, which is responsible for passive elasticity in muscle fibers, is built from approximately 300 regular immunoglobulin-like (Ig) domains and FN-III repeats. While the soft elasticity derived from its entropic regions, as well as the stiff mechanical resistance derived from the unfolding of the secondary structure elements of Ig ...
Lee, Eric H.   +3 more
openaire   +2 more sources

Increased expression of titin in mouse gastrocnemiusmuscle in response to an endurance-training program

open access: yesEuropean Journal of Histochemistry, 2009
Titin, a sarcomeric giant protein, plays crucial roles in muscle assembly, elasticity and stability. Little is known about titin adaptation to endurance exercise.
M Bellafiore   +6 more
doaj   +1 more source

Early Clinical, Imaging, and Pathological Characteristics of SRPK3/TTN‐Digenic Myopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective SRPK3/TTN‐digenic myopathy was recently established as a skeletal muscle myopathy caused by digenic inheritance. This study characterizes the early clinical presentation of SRPK3/TTN‐digenic myopathy in one previously reported and seven newly identified pediatric patients.
Rotem Orbach   +23 more
wiley   +1 more source

Disulfide isomerization reactions in titin immunoglobulin domains enable a mode of protein elasticity

open access: yesNature Communications, 2018
Titin regulates myocyte stiffness through uncoiling and unfolding but these two processes cannot fully explain its elasticity. Here, the authors use atomic force microscopy to study the properties of titin disulfide bonds, showing that disulfide ...
David Giganti   +4 more
doaj   +1 more source

Enhancing Maturation of Human Neuromuscular Organoids via Electrical Stimulation

open access: yesAdvanced Science, EarlyView.
A framework for on‐demand and non‐invasive exposure of human neuromuscular organoids (NMOs) to electrical stimuli is established to promote their maturation. The robustness and effectiveness of different stimulation regimes are evaluated via thorough characterization of organoid tissue structure and contraction capacity. Chronic electrical stimulation,
Chrysanthi‐Maria Moysidou   +12 more
wiley   +1 more source

Folded globular domains in titin. [PDF]

open access: yes, 2014
a–c. Examples of high-magnification AFM images in which ellipsoidal, globular structures can be identified along the contour of the titin molecule. d. Example of a topographical height profile along the axis of titin. e. Distribution of distance measured
Zsolt Mártonfalvi (511022)   +1 more
core   +1 more source

A sandwich ELISA kit reveals marked elevation of titin N‐terminal fragment levels in the urine of mdx mice

open access: yesAnimal Models and Experimental Medicine, 2022
The mdx mouse is a model of Duchenne muscular dystrophy (DMD), a fatal progressive muscle wasting disease caused by dystrophin deficiency, and is used most widely in preclinical studies.
Taku Shirakawa   +10 more
doaj   +1 more source

Cardiac Titin and Heart Disease [PDF]

open access: yesJournal of Cardiovascular Pharmacology, 2014
The giant sarcomeric protein titin is a key determinant of myocardial passive stiffness and stress-sensitive signaling. Titin stiffness is modulated by isoform variation, phosphorylation by protein kinases, and, possibly, oxidative stress through disulfide bond formation. Titin has also emerged as an important human disease gene.
Martin M, LeWinter, Henk L, Granzier
openaire   +2 more sources

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