Subcellular organization of the cAMP signaling pathway

M Zaccolo, A Zerio, MJ Lobo, C Garland - Pharmacological reviews, 2021 - Elsevier
The field of cAMP signaling is witnessing exciting developments with the recognition that
cAMP is compartmentalized and that spatial regulation of cAMP is critical for faithful signal …

Phosphodiesterases in heart and vessels-From Physiology to Diseases

Q Fu, Y Wang, C Yan, YK Xiang - Physiological Reviews, 2023 - journals.physiology.org
Phosphodiesterases (PDEs) are a superfamily of enzymes that hydrolyze cyclic nucleotides,
including cyclic adenosine monophosphate (cAMP) and cyclic guanosine monophosphate …

In vivo model with targeted cAMP biosensor reveals changes in receptor–microdomain communication in cardiac disease

JU Sprenger, RK Perera, JH Steinbrecher… - Nature …, 2015 - nature.com
Abstract 3′, 5′-cyclic adenosine monophosphate (cAMP) is an ubiquitous second
messenger that regulates physiological functions by acting in distinct subcellular …

Intracellular β1-Adrenergic Receptors and Organic Cation Transporter 3 Mediate Phospholamban Phosphorylation to Enhance Cardiac Contractility

Y Wang, Q Shi, M Li, M Zhao… - Circulation …, 2021 - Am Heart Assoc
Rationale: β1ARs (β1-adrenoceptors) exist at intracellular membranes and OCT3 (organic
cation transporter 3) mediates norepinephrine entry into cardiomyocytes. However, the …

Genetically encoded fluorescent biosensors for live-cell visualization of protein phosphorylation

L Oldach, J Zhang - Chemistry & biology, 2014 - cell.com
Fluorescence-based, genetically encodable biosensors are widely used tools for real-time
analysis of biological processes. Over the last few decades, the number of available …

Photoacoustic lifetime contrast between methylene blue monomers and self-quenched dimers as a model for dual-labeled activatable probes

E Morgounova, Q Shao, BJ Hackel… - … of biomedical optics, 2013 - spiedigitallibrary.org
Activatable photoacoustic probes efficiently combine the high spatial resolution and
penetration depth of ultrasound with the high optical contrast and versatility of molecular …

Cellular and molecular effects of hyperglycemia on ion channels in vascular smooth muscle

M Nieves-Cintrón, VA Flores-Tamez, T Le… - Cellular and Molecular …, 2021 - Springer
Diabetes affects millions of people worldwide. This devastating disease dramatically
increases the risk of developing cardiovascular disorders. A hallmark metabolic abnormality …

Compartmentalization of β-adrenergic signals in cardiomyocytes

YK Xiang - Circulation research, 2011 - Am Heart Assoc
Activation of adrenergic receptors (AR) represents the primary mechanism to increase
cardiac performance under stress. Activated βAR couple to Gs protein, leading to adenylyl …

EPAC1 activation by cAMP stabilizes CFTR at the membrane by promoting its interaction with NHERF1

MJ Lobo, MD Amaral, M Zaccolo… - Journal of cell …, 2016 - journals.biologists.com
Cyclic AMP (cAMP) activates protein kinase A (PKA) but also the guanine nucleotide
exchange factor 'exchange protein directly activated by cAMP'(EPAC1; also known as …

Biophysical techniques for detection of cAMP and cGMP in living cells

JU Sprenger, VO Nikolaev - International journal of molecular sciences, 2013 - mdpi.com
Cyclic nucleotides cAMP and cGMP are ubiquitous second messengers which regulate
myriads of functions in virtually all eukaryotic cells. Their intracellular effects are often …