Results 21 to 30 of about 36,916 (228)

A molecular dynamics study of adenylyl cyclase: The impact of ATP and G-protein binding. [PDF]

open access: yesPLoS ONE, 2018
Adenylyl cyclases (ACs) catalyze the biosynthesis of cyclic adenosine monophosphate (cAMP) from adenosine triphosphate (ATP) and play an important role in many signal transduction pathways.
Elisa Frezza   +2 more
doaj   +1 more source

Adenylyl Cyclase [PDF]

open access: yesCirculation, 2002
In the early 1960s, Earl Sutherland and his colleagues performed a series of experiments that led to the understanding that the positive inotropic effects of β-adrenergic agonists were mediated by the activation of the enzyme adenylyl cyclase (AC) and the subsequent production of cyclic adenosine monophosphate (cAMP).1 By measuring tissue cAMP levels ...
openaire   +1 more source

Sympathetic Neurotransmitters Modulate Osteoclastogenesis and Osteoclast Activity in the Context of Collagen-Induced Arthritis. [PDF]

open access: yesPLoS ONE, 2015
Excessive synovial osteoclastogenesis is a hallmark of rheumatoid arthritis (RA). Concomitantly, local synovial changes comprise neuronal components of the peripheral sympathetic nervous system.
Dominique Muschter   +4 more
doaj   +1 more source

Controlling fertilization and cAMP signaling in sperm by optogenetics

open access: yeseLife, 2015
Optogenetics is a powerful technique to control cellular activity by light. The light-gated Channelrhodopsin has been widely used to study and manipulate neuronal activity in vivo, whereas optogenetic control of second messengers in vivo has not been ...
Vera Jansen   +6 more
doaj   +1 more source

Cyclic nucleotide binding and structural changes in the isolated GAF domain of Anabaena adenylyl cyclase, CyaB2 [PDF]

open access: yesPeerJ, 2015
GAF domains are a large family of regulatory domains, and a subset are found associated with enzymes involved in cyclic nucleotide (cNMP) metabolism such as adenylyl cyclases and phosphodiesterases.
Kabir Hassan Biswas   +4 more
doaj   +2 more sources

Pulsed Electromagnetic Fields: A Novel Attractive Therapeutic Opportunity for Neuroprotection After Acute Cerebral Ischemia

open access: yesNeuromodulation: Technology at the Neural Interface, EarlyView., 2021
Abstract Objectives Acute cerebral ischemia is characterized by several pathological processes evolving during time, which contribute to the final tissue damage. Secondary processes, such as prolonged inflammatory response, impaired mitochondrial function and oxidative stress, are responsible for the progression of brain injury to the peri‐infarct area,
Fioravante Capone   +8 more
wiley   +1 more source

Innate and learned odor-guided behaviors utilize distinct molecular signaling pathways in a shared dopaminergic circuit

open access: yesCell Reports, 2023
Summary: Odor-based learning and innate odor-driven behavior have been hypothesized to require separate neuronal circuitry. Contrary to this notion, innate behavior and olfactory learning were recently shown to share circuitry that includes the ...
Nathaniel C. Noyes, Ronald L. Davis
doaj   +1 more source

Adenylyl cyclase Rv1625c of Mycobacterium tuberculosis: a progenitor of mammalian adenylyl cyclases [PDF]

open access: yesThe EMBO Journal, 2001
The gene Rv1625c from Mycobacterium tuberculosis encodes a membrane-anchored adenylyl cyclase corresponding to exactly one-half of a mammalian adenylyl cyclase. An engineered, soluble form of Rv1625c was expressed in Escherichia coli. It formed a homodimeric cyclase with two catalytic centers. Amino acid mutations predicted to affect catalysis resulted
Y L, Guo   +4 more
openaire   +2 more sources

l-DOPA-induced dyskinesia in hemiparkinsonian rats is associated with up-regulation of adenylyl cyclase type V/VI and increased GABA release in the substantia nigra reticulata

open access: yesNeurobiology of Disease, 2011
l-DOPA treatment induces abnormal involuntary movements (AIMs) in Parkinson's patients and experimental animals. We examined the relationship between the development of AIMs (dyskinesia) and changes in [3H]-GABA release and cAMP signaling in ...
Claudia Rangel-Barajas   +5 more
doaj   +1 more source

Inhibitors of membranous adenylyl cyclases [PDF]

open access: yesTrends in Pharmacological Sciences, 2012
Membranous adenylyl cyclases (mACs) constitute a family of nine isoforms with different expression patterns. Studies with mAC gene knockout mice provide evidence for the notion that AC isoforms play distinct (patho)physiological roles. Consequently, there is substantial interest in the development of isoform-selective mAC inhibitors.
Roland, Seifert   +4 more
openaire   +2 more sources

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