Results 41 to 50 of about 208,458 (261)

The Solution Structure of a Cardiac Troponin C−Troponin I−Troponin T Complex Shows a Somewhat Compact Troponin C Interacting with an Extended Troponin I−Troponin T Component [PDF]

open access: yesBiochemistry, 2002
We have investigated the structure of the cTnC-cTnI-cTnT(198-298) calcium-saturated, ternary cardiac troponin complex by small-angle scattering with contrast variation. Shape restoration was also applied to the scattering information resulting from the deuterated cTnC subunit, the unlabeled cTnI-cTnT(198-298) subunits, and the entire complex.
William T, Heller   +4 more
openaire   +2 more sources

3D Bioprinted Fat‐Myocardium Model Unravels the Role of Adipocyte Hypertrophy in Atrial Dysfunction

open access: yesAdvanced Science, EarlyView.
A human‐derived 3D bioprinted fat–myocardium model is developed to investigate how adipocyte hypertrophy drives atrial dysfunction in obesity. Palmitate‐induced adipocyte hypertrophy promotes adipose dysfunction that impairs atrial cardiomyocyte metabolism and electrophysiology through both paracrine and direct interactions. This platform recapitulates
Lara Ece Celebi, Pinar Zorlutuna
wiley   +1 more source

Contemporary NSTEMI management: the role of the hospitalist. [PDF]

open access: yes, 2019
Non-ST-segment elevation myocardial infarction (NSTEMI) is defined as elevated cardiac biomarkers of necrosis in the absence of persistent ST-segment elevation in the setting of anginal symptoms or other acute event.
Amin, Alpesh   +9 more
core   +1 more source

Troponins in equipoise [PDF]

open access: yesEuropean Heart Journal, 2016
This editorial refers to ‘Impact of high-sensitivity cardiac troponin on use of coronary angiography, cardiac stress testing, and time to discharge in suspected acute myocardial infarction’, by R. Twerenbold et al. doi:10.1093/eurheartj/ehw232. Equipose ( noun | equi·poise | \e-kwə-p⊙iz, ē-\): a state of equilibrium1Well-executed clinical trials have ...
openaire   +2 more sources

Location of troponin I‐binding on troponin T sequence [PDF]

open access: yesFEBS Letters, 1982
Interaction between troponin T and troponin I is considered as one of those necessary for the calI cium-regulatory mechanism in the thin filament of vertebrate striated muscles [ 1,2]. Studies using chymotryptic subfragments of troponin T showed that the affinity for troponin I is localized in the region of the C-terminal 101 residues, termed troponin ...
Tanokura, Masaru, Ohtsuki, Iwao
openaire   +2 more sources

TGFβ1 Activates Lnc‐APUE to Promote Tumor Metastasis via the Alu Element‐Driven STAU1‐Mediated Decay of CDH1 mRNA

open access: yesAdvanced Science, EarlyView.
We delineate a TGFβ1/SMAD/lnc‐APUE/E‐cadherin axis wherein TGFβ1 signaling activates lnc‐APUE; lnc‐APUE subsequently downregulates E‐cadherin expression via Alu element‐driven STAU1‐mediated decay of CDH1 mRNA, thereby promoting tumor metastasis. Our findings reveal a novel regulatory function for lnc‐APUE within the SMD pathway, elucidate a distinct ...
Song‐Yang Li   +10 more
wiley   +1 more source

Thyroid Hormone as a Method of Reducing Damage to Donor Hearts after Circulatory Arrest [PDF]

open access: yes, 2017
There is a chronic lack of donor hearts to meet the need for heart transplant both in the US and worldwide. Further, the use of available hearts is limited by the short period between collection and implantation during which the heart can be safely ...
Adams, William P.
core   +1 more source

ST2 in Stable and Unstable Ischemic Heart Diseases [PDF]

open access: yes, 2015
Circulating suppression of tumorigenicity 2 (ST2) predicts cardiovascular outcomes and mortality in ischemic heart disease (IHD). ST2 does not correlate with traditional risk indicators as closely as N-terminal pro–brain natriuretic peptide (NT-proBNP ...
DI SOMMA, Salvatore   +2 more
core   +1 more source

Decoding the Cardiac Immune Microenvironment and Fibroblast Crosstalk in Radiotherapy Combined with Immunotherapy‐Induced Cardiac Fibrosis Based on Single‐Cell Transcriptomic Analysis

open access: yesAdvanced Science, EarlyView.
This study highlights that radioimmunotherapy drives crosstalk between fibroblasts and immune cells (especially macrophages) in the cardiac microenvironment, with IL‐6 as the key mediator, and tocilizumab alleviates cardiac fibrosis by targeting this interplay.
Yuxi Luo   +10 more
wiley   +1 more source

Quantifying the risk of heart disease following acute ischaemic stroke: a meta-analysis of over 50 000 participants [PDF]

open access: yes, 2015
Objective Following an acute stroke, there is a high risk of recurrence. However, the leading cause of mortality following a stroke is due to coronary artery disease (CAD) and myocardial infarction (MI) but that risk has not been robustly quantified.
Bentley, P   +5 more
core   +1 more source

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