Results 51 to 60 of about 112,735 (309)

Genetically Encoded Calcium Indicators Based on Troponin C and Fluorescent Proteins [PDF]

open access: yes, 2005
Genetically encoded calcium probes allow the visualization and quantification of intracellular calcium dynamics with great specificity and sensitivity.
Heim, Nicola, Heim, N.
core  

Diagnostic Efficiency of a Point-of-Care System for Quantitative Determination of Troponin T and Myoglobin in the Coronary Care Unit

open access: yes, 2004
This study was carried out to compare the time-dependent diagnostic sensitivity and specificity for acute myocardial infarction of 2 point-of-care tests for troponin T and myoglobin measured in routine use of coronary care units with those of the ...
Hirschl, M.M.   +14 more
core   +1 more source

Non-acute myocardial infarction-related causes of elevated high-sensitive troponin T in the emergency room: a cross-sectional analysis [PDF]

open access: yes, 2014
To systematically investigate putative causes of non-coronary high-sensitive troponin elevations in patients presenting to a tertiary care emergency department. In this cross-sectional analysis, patients who received serial measurements of high-sensitive
Lindner, Gregor   +3 more
core   +1 more source

CK2α Deficiency Drives Myocardial Fibrosis via Desmin‐Induced Mitochondrial Dysfunction

open access: yesAdvanced Science, EarlyView.
CK2α preserves mitochondrial homeostasis by phosphorylating Desmin to recruit Cryab, ensuring proper filament assembly. CK2α deficiency disrupts this interaction, causing mitochondrial dysfunction, metabolic shifts, bioenergetic failure, and oxidative stress—ultimately establishing a pro‐fibrotic environment that drives cardiac fibrosis.
Canjie Ma   +12 more
wiley   +1 more source

The relationship between fetal distress and umbilical venous troponin T during labor [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2019
Introduction: For many years, electrocardiogram have been used to diagnose fetal distress around childbirth. If the heart cells are damaged, troponin T is released. Few studies have been performed about the relationship between abnormality of fetal heart
Atousa Dabiri Oskoei   +4 more
doaj   +1 more source

Cardiac troponins in intensive care

open access: yes, 2005
The cardiac troponins are integral components of the myofibrillary apparatus and they regulate muscle contraction. The measurement of cardiac troponins has replaced other biomarkers for the specific detection of myocardial necrosis and for the diagnosis ...
Collinson, P.O.   +3 more
core   +1 more source

Leonurine Ameliorates Doxorubicin‐Induced Cardiotoxicity via STING/NF‐κB/NLRP3 Inflammasome Signaling Pathway

open access: yesAdvanced Science, EarlyView.
ABSTRACT Doxorubicin‐induced cardiomyopathy (DIC) remains a dose‐limiting clinical challenge. This study reveals that cardiac vascular endothelial cells (CVECs) act as initial sensors of doxorubicin cardiotoxicity: circulating doxorubicin activates the cGAS‑STING pathway in CVECs, triggering NLRP3 inflammasome‑mediated pyroptosis and release of ...
Wang Jun   +10 more
wiley   +1 more source

Illuminating the Intracellular World: Breakthroughs in Nanoscale Optoelectronics

open access: yesAdvanced Electronic Materials, EarlyView.
This perspective explores optoelectronic biointerfaces spanning macroscale flexible devices to nanoscale intracellular systems, emphasizing their integration across dimensions. It examines capacitive, Faradaic, and photothermal mechanisms that enable light‐driven control of cellular activity and highlights key material and design challenges in ...
Tania Assaf, Menahem Y. Rotenberg
wiley   +1 more source

Evaluation of the Relationship between Troponin T Level and Prognosis of Preterm Neonates Admitted to Neonatal Intensive Care Unit of Fatemieh Hospital in Hamadan

open access: yesپزشکی بالینی ابن سینا, 2022
Background and Objective: Due to the prevalence of myocardial dysfunction and Patent Ductus Arteriosus (PDA) in a large number of preterm neonates, the prognosis of these infants is highly related to their early diagnosis and treatment.
Asadolah Tanasan   +5 more
doaj  

Cardiac troponin T in hemodialyzed patients [PDF]

open access: yesClinical Chemistry, 1998
Abstract We studied the extent and pattern of increased cardiac troponin T (cTnT) concentrations in 174 hemodialyzed patients. cTnT concentrations were above 0.10 and 0.20 μg/L in 29% and 10% of patients, respectively. In patients without acute coronary disease, the highest value observed was 3.2 μg/L. cTnT increased after dialysis in 10
D S, Ooi, A A, House
openaire   +2 more sources

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