Results 11 to 20 of about 275,348 (354)

Computerized Modeling of Adenosine Triphosphate, Adenosine Triarsenate and Adenosine Trivanadate [PDF]

open access: yesMolecules, 2012
Computerized molecular models of adenosine triphosphate, adenosine tri-arsenate and adenosine trivanadate have been generated using the molecular mechanics technique. The analysis of structural parameters indicated that, at least theoretically, adenosine
Valter A. Nascimento   +2 more
doaj   +3 more sources

Splitting of Adenosine Triphosphate by Myosin [PDF]

open access: bronzeNature, 1946
ADENOSINE triphosphate is split by recrystallized myosin into adenosine diphosphate and free phosphate ; the adenosine triphosphate used and the diphosphate formed corresponded to Lohmann's formula. One of the 'phosphates' of the adenosine triphosphate is hydrolysed off easily (in 7 min.
I Banga
openalex   +4 more sources

Adenosine Triphosphate and Muscular Contraction [PDF]

open access: bronzeNature, 1949
IT is commonly stated, on evidence obtained with muscle extracts, that the energy of muscular contraction is derived in the first instance from the breaking of the terminal energy-rich phosphate bond of adenosine triphosphate. Why not try to find out whether it really is, not in muscle extracts which cannot contract but in muscles which can?
Archibald Vivian Hill
openalex   +4 more sources

Extracellular adenosine triphosphate and adenosine in cancer [PDF]

open access: yesOncogene, 2010
Adenosine triphosphate (ATP) is actively released in the extracellular environment in response to tissue damage and cellular stress. Through the activation of P2X and P2Y receptors, extracellular ATP enhances tissue repair, promotes the recruitment of immune phagocytes and dendritic cells, and acts as a co-activator of NLR family, pyrin domain ...
Stagg, J., Smyth, M. J.
openaire   +4 more sources

Adenosine Triphosphate Inhibition in Myosin Adenosine Triphosphate Systems

open access: yesJournal of Biological Chemistry, 1971
Abstract Factors affecting inhibition of myosin ATPase by ATP, such as concentration of the enzyme, of ATP, and of the divalent metals, calcium and magnesium, have been studied and the results are reported here. Experiments were carried out under conditions in which no known magnesium effects occurred, so that only the effect of calcium on the ...
Remedios M. Avena, William J. Bowen
openaire   +3 more sources

Age-associated metabolic and morphologic changes in mitochondria of individual mouse and hamster oocytes. [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: In human oocytes, as in other mammalian ova, there is a significant variation in the pregnancy potential, with approximately 20% of oocyte-sperm meetings resulting in pregnancies.
Fatma Simsek-Duran   +5 more
doaj   +1 more source

Purinergic Signaling in the Regulation of Gout Flare and Resolution

open access: yesFrontiers in Immunology, 2021
Gout flares require monosodium urate (MSU) to activate the NLRP3 inflammasome and secrete sufficient IL-1β. However, MSU alone is not sufficient to cause a flare. This is supported by the evidence that most patients with hyperuricemia do not develop gout
Xiaoling Li, Jie Gao, Jinhui Tao
doaj   +1 more source

Adenosine Triphosphate in Milk

open access: yesJournal of Dairy Science, 1976
Freshly secreted goat's milk contains a number of viable metabolic pathways including those for the synthesis of triglycerides and phospholipids. Toward understanding this matter, amounts of the fundamentally important energy substrate, adenosine triphosphate, in goat's milk were evaluated.
Stuart Patton   +2 more
openaire   +3 more sources

Imaging Adenosine Triphosphate (ATP) [PDF]

open access: yesThe Biological Bulletin, 2016
Adenosine triphosphate (ATP) is a universal mediator of metabolism and signaling across unicellular and multicellular species. There is a fundamental interdependence between the dynamics of ATP and the physiology that occurs inside and outside the cell.
Eric L. Dane   +3 more
openaire   +2 more sources

Simultaneous quantification of 12 different nucleotides and nucleosides released from renal epithelium and in human urine samples using ion-pair reversed-phase HPLC [PDF]

open access: yes, 2012
Nucleotides and nucleosides are not only involved in cellular metabolism but also act extracellularly via P1 and P2 receptors, to elicit a wide variety of physiological and pathophysiological responses through paracrine and autocrine signalling pathways.
Alberto Contreras-Sanz   +60 more
core   +2 more sources

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