Results 21 to 30 of about 6,673,815 (394)

The calcium‐induced switch in the troponin complex probed by fluorescent mutants of troponin I [PDF]

open access: yesEuropean Journal of Biochemistry, 2003
The Ca2+‐induced transition in the troponin complex (Tn) regulates vertebrate striated muscle contraction. Tn was reconstituted with recombinant forms of troponin I (TnI) containing a single intrinsic 5‐hydroxytryptophan (5HW). Fluorescence analysis of these mutants of TnI demonstrate that the regions in TnI that respond to Ca2+ binding to the ...
Deodoro Camargo Silva Gonçalves de Oliveira   +1 more
openaire   +4 more sources

Tropomyosin–troponin complex in inherited cardiomyopathies

open access: yesHeart Rhythm
Christian Krijger Juárez   +10 more
openaire   +4 more sources

The Role of Cardiac Troponin and Other Emerging Biomarkers Among Athletes and Beyond: Underlying Mechanisms, Differential Diagnosis, and Guide for Interpretation [PDF]

open access: yesBiomolecules
Cardiovascular (CV) disease remains the leading cause of morbidity and mortality worldwide, highlighting the necessity of understanding its underlying molecular and pathophysiological pathways.
Mihail Celeski   +11 more
doaj   +2 more sources

Buffer 4-Ethylmorpholinium/Acetate: Exploring a New Alternative Buffer for Native Mass Spectrometry. [PDF]

open access: yesRapid Commun Mass Spectrom
ABSTRACT Rationale To perform native mass spectrometry (MS) studies, there are a limited number of volatile and electrospray ionization (ESI)‐MS compatible solutions, such as ammonium bicarbonate and ammonium acetate (AA). These solutions could induce the unfolding of proteins due to the formation of CO2 bubbles or induced acidification during ESI ...
Hadavi D   +8 more
europepmc   +2 more sources

Cardiac Troponin I Biosensors: Innovations in Real-Time Diagnosis of Cardiovascular Diseases. [PDF]

open access: yesAnal Sci Adv
ABSTRACT Cardiac troponin I (cTnI) is a crucial biological macromolecule found in the contractile apparatus of cardiac myocytes, exclusively expressed in cardiomyocytes. It is released into the bloodstream upon cardiac tissue injury, serving as a vital biomarker for the early detection of various heart diseases. Despite advancements in cTnI diagnostics
Ebrahimi S   +7 more
europepmc   +2 more sources

A structural and functional perspective into the mechanism of Ca2+-sensitizers that target the cardiac troponin complex [PDF]

open access: greenJournal of Molecular and Cellular Cardiology, 2010
Ian M. Robertson   +3 more
openalex   +2 more sources

Troponin Variants as Markers of Skeletal Muscle Health and Diseases

open access: yesFrontiers in Physiology, 2021
Ca2+-regulated contractility is a key determinant of the quality of muscles. The sarcomeric myofilament proteins are essential players in the contraction of striated muscles.
Monica Rasmussen   +2 more
doaj   +1 more source

An in silico analysis of troponin I mutations in hypertrophic cardiomyopathy of Indian origin. [PDF]

open access: yesPLoS ONE, 2013
Hypertrophic Cardiomyopathy (HCM) is an autosomal dominant disorder of the myocardium which is hypertrophied resulting in arrhythmias and heart failure leading to sudden cardiac death (SCD).
Gayatri Ramachandran   +6 more
doaj   +1 more source

Macrotroponin Complex as a Cause for Cardiac Troponin Increase after COVID-19 Vaccination and Infection

open access: yesClinical Chemistry, 2022
Patient 1 was a 28-year-old Caucasian woman who presented with a 4-day history of chest pain to the same day emergency care unit at the Western General Hospital, Edinburgh, Scotland.
A. Bularga   +7 more
semanticscholar   +1 more source

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