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phosphocreatine

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Description

Phosphocreatine: An endogenous substance found mainly in skeletal muscle of vertebrates. It has been tried in the treatment of cardiac disorders and has been added to cardioplegic solutions. (Reynolds JEF(Ed): Martindale: The Extra Pharmacopoeia (electronic version). Micromedex, Inc, Englewood, CO, 1996) [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

phosphagen : Any of a group of guanidine or amidine phosphates that function as storage depots for high-energy phosphate in muscle with the purpose of regenerating ATP from ADP during muscular contraction. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

N-phosphocreatine : A phosphoamino acid consisting of creatine having a phospho group attached at the primary nitrogen of the guanidino group. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Cross-References

ID SourceID
PubMed CID9548602
CHEMBL ID1204644
CHEBI ID17287
SCHEMBL ID24116748
MeSH IDM0016657

Synonyms (47)

Synonym
{[imino(phosphonoamino)methyl](methyl)amino}acetic acid
n(omega)-phosphonocreatine
n-phosphorylcreatine
n-(n-phosphonoamido)sarcosine
n-(phosphonoamidino)sarcosine
CHEBI:17287 ,
creatine phosphic acid
creatine phosphate
phosphocreatine
CREATINE-P ,
C02305
n-phosphocreatine
phosphorylcreatine
67-07-2
glycine, n-(imino(phosphonoamino)methyl)-n-methyl-
einecs 200-643-9
BMSE000079
2-[methyl-(n'-phosphonocarbamimidoyl)amino]acetic acid
glycine, n-[imino(phosphonoamino)methyl]-n-methyl-
creatinephosphoric acid
unii-020iuv4n33
020iuv4n33 ,
fosfocreatine
phosphagen
phosphocreatine [mi]
creatine phosphate [mart.]
creatine phosphate [who-dd]
CHEMBL1204644
DTXSID0058776
W-104734
n-phosphorocreatine
DRBBFCLWYRJSJZ-UHFFFAOYSA-N
2-(1-methyl-3-phosphonocarbamimidamido)acetic acid
AKOS027340220
[[imino(phosphonoamino)methyl](methyl)amino]acetic acid
n-[imino(phosphonoamino)methyl]-n-methyl-glycine
n-(phosphonoamidino)-sarcosine
2-(3-methyl-1-phosphonocarbamimidamido)acetic acid
DB13191
mfcd00152044
AS-12479
2-(1-methyl-3-phosphonoguanidino)aceticacid
HY-D0885
CS-0013742
2-(1-methyl-3-phosphonoguanidino)acetic acid
A917893
SCHEMBL24116748

Research Excerpts

Overview

Phosphocreatine (PCr) is a natural compound, which has been used in cardiac disease and cardiopulmonary resuscitation. It provides phosphate groups for adenosine triphosphate (ATP) cycle and promotes energy metabolism in cells.

ExcerptReferenceRelevance
"Phosphocreatine is a phosphorylated creatine molecule synthesized in the liver and transported to muscle cells where it is used for the temporary storage of energy. "( Experimental and theoretical investigation of [Al(PCr)(H2O)] complex in aqueous solution.
Buarque, CD; Lopes, DC; Ramos, JM; Silva, AM; Tenório, T, 2014
)
1.85
"Phosphocreatine (PCr) is a natural compound, which has been used in cardiac disease and cardiopulmonary resuscitation."( Phosphocreatine protects endothelial cells from oxidized low-density lipoprotein-induced apoptosis by modulating the PI3K/Akt/eNOS pathway.
Ahsan, A; Chu, P; Han, G; Irshad, A; Lin, Y; Liu, S; Padhiar, AA; Pan, J; Peng, J; Sun, B; Sun, Z; Tang, Z; Wu, J; Zhang, Z, 2015
)
2.58
"Phosphocreatine (PCr) is an exogenous energy substance, which provides phosphate groups for adenosine triphosphate (ATP) cycle and promotes energy metabolism in cells. "( Phosphocreatine protects against LPS-induced human umbilical vein endothelial cell apoptosis by regulating mitochondrial oxidative phosphorylation.
Ahsan, A; Chu, P; Han, G; Lan, X; Lin, Y; Liu, S; Peng, J; Piao, F; Song, Y; Sun, Z; Tang, Z; Xi, Y; Zhang, Z, 2016
)
3.32
"Phosphocreatine (PCr) is a well-known high-energy phosphate compound."( Phosphocreatine protects endothelial cells from Methylglyoxal induced oxidative stress and apoptosis via the regulation of PI3K/Akt/eNOS and NF-κB pathway.
Ahsan, A; Chu, P; Han, G; Lin, Y; Liu, S; Peng, J; Song, Y; Sun, B; Sun, Z; Tang, Z; Zhang, Z, 2017
)
2.62
"Phosphocreatine (PCr) is an endogenous compound containing high-energy phosphate bonds. "( Phosphocreatine preconditioning attenuates apoptosis in ischemia-reperfusion injury of rat brain.
Luo, T; Meng, QT; Tang, LH; Wei, XD; Xia, ZY; Zhao, B, 2011
)
3.25
"Phosphocreatine (PCr) is a natural compound, which can donate high-energy phosphate group to ADP to synthesize ATP, even in the absence of oxygen and glucose. "( Neuroprotective effect of phosphocreatine on focal cerebral ischemia-reperfusion injury.
Li, T; Wang, N; Zhao, M, 2012
)
2.12
"Phosphocreatine is a major cellular source of high energy phosphates, which is crucial to maintain cell viability under conditions of impaired metabolic states, such as decreased oxygen and energy availability (i.e., ischemia). "( FTIR imaging of brain tissue reveals crystalline creatine deposits are an ex vivo marker of localized ischemia during murine cerebral malaria: general implications for disease neurochemistry.
Carter, EA; El-Assaad, F; Grau, GE; Hackett, MJ; Hunt, NH; Lay, PA; Lee, J; McQuillan, JA, 2012
)
1.82
"The phosphocreatine (PCr) signal is a characteristic signature of the 31P spectrum of muscle, and did not differ before and after portal vein occlusion or fructose infusion."( Method for quantifying the contribution of overlying tissue to rat liver 31P-NMR spectra using the surface-coil technique.
Kasai, S; Munakata, T; Sugawara, M; Tanaka, K, 1994
)
0.77
"Phosphocreatine (PCr) is a critical intracellular energy reservoir used in the regeneration of ATP. "( Amelioration of renal ischemic injury by phosphocreatine.
Cuono, CB; Maitz, S; Rodriguez, R; Stepke, M; Sumpio, BE, 1991
)
1.99

Effects

Phosphocreatine (PCr) has been administered after human MI, where it proved to be safe and probably helpful. PCr has been shown having significant effects on striated skeletal musculature.

ExcerptReferenceRelevance
"Phosphocreatine, which has a buffer role for ATP, decreased in treatment responders compared with nonresponders."( Brain bioenergetics and response to triiodothyronine augmentation in major depressive disorder.
Bolo, NR; Fava, M; Iosifescu, DV; Jensen, JE; Nierenberg, AA; Renshaw, PF, 2008
)
1.07
"Phosphocreatine (PCr) has been administered after human MI, where it proved to be safe and probably helpful."( Therapeutic use of creatine in brain or heart ischemia: available data and future perspectives.
Balestrino, M; Gandolfo, C; Perasso, L; Ruggeri, P; Spallarossa, P, 2013
)
1.11
"Phosphocreatine has been shown having significant effects on striated skeletal musculature. "( [Phosphocreatine and skeletal musculature: in vivo research].
D'Angelo, G; De Gennaro, G; De Marco, G; Mazzeo, V; Pentimalli, D; Ruta, A; Scognamiglio, M; Spadaro, R,
)
2.48
"Phosphocreatine (PC) has been widely used in cardiac surgery as a component of cardioplegic solutions because of its positive effects in preventing ischemic heart damage; we have researched the efficacy of PC in cardiac surgery when infused through the intravenous route before and after cardiac arrest. "( [The use of systemic phosphocreatine in heart surgery].
Musiani, A; Pagani, L, 1992
)
2.05

Actions

Phosphocreatine (PCr) plays a vital role in neuron and myocyte energy homeostasis. A decrease in its intracellular concentration results in alteration of myocardium energetics and work.

ExcerptReferenceRelevance
"Phosphocreatine (PCr) plays a major metabolic role in cardiac muscular cells including intracellular concentration of ATP which affects the activity of the myocardium."( Phosphocreatine Improves Cardiac Dysfunction by Normalizing Mitochondrial Respiratory Function through JAK2/STAT3 Signaling Pathway
Ahsan, A; Al-Azab, M; Alademi, M; Alademi, S; Ali, A; Almoiliqy, M; Alshwmi, M; Chu, P; Han, G; Li, H; Li, T; Li, X; Liu, W; Ma, J; Ma, X; Mahdi, S; Niu, M; Peng, J; Qaed, E; Qaid, A; Shopit, A; Song, Y; Tang, Z; Wang, H; Wang, J; Zhang, J, 2019
)
2.68
"Phosphocreatine (PCr) plays a vital role in neuron and myocyte energy homeostasis. "( In vivo imaging of phosphocreatine with artificial neural networks.
Chan, KWY; Chen, L; Huang, J; Lu, H; Qin, Q; Schär, M; van Zijl, PCM; Wei, Z; Weiss, RG; Xu, J, 2020
)
2.33
"Phosphocreatine (PCr) plays an important role in the energy metabolism of the heart and a decrease in its intracellular concentration results in alteration of myocardium energetics and work. "( Cardiac protection with phosphocreatine: a meta-analysis.
De Simone, F; Fominskiy, E; Landoni, G; Likhvantsev, V; Lomivorotov, VV; Ma, J; Zangrillo, A, 2016
)
2.18
"Phosphocreatine molecules regenerate ATP cellular reserves during ischemia."( Skin phosphocreatine.
Zemtsov, A, 2007
)
1.57
"Phosphocreatine levels were lower in endomyocardial than in transmural biopsies."( Applicability of small endomyocardial biopsies for evaluation of high energy phosphates and glycogen in the heart.
Bøtker, HE; Kimose, HH; Nielsen, TT; Thomassen, AR, 1995
)
1.01
"Phosphocreatine was found to increase linearly during this period of development."( In vivo 1H and 31P NMR spectroscopy of the developing rat brain.
Hida, K; Kwee, IL; Nakada, T, 1992
)
1

Treatment

ExcerptReferenceRelevance
"Treatment with phosphocreatine prevented activation of caspase-3, but had no effect on caspase-8 during secondary and genetically determined arterial hypertension."( Energy deficit as a possible factor for the induction of caspase-dependent apoptosis in left ventricular myocardial cells during genetically determined and secondary arterial hypertension.
Azova, MM; Blagonravov, ML; Demurov, EA; Frolov, VA, 2012
)
0.72

Toxicity

RCT on phosphocreatine found no differences in overall survival, mortality due to heart failure, echocardiographic cardiac function and adverse events between treatment and control group.

ExcerptReferenceRelevance
" The objective of this study was twofold: (1) to evaluate whether prearrest rapid cooling is indeed detrimental to myocardial recovery and (2) if so, to evaluate whether the adverse effect of prearrest hypothermia is dependent on the rate of cooling or the total duration of cold perfusion."( Adverse effect of prearrest hypothermia in immature hearts: rate versus duration of cooling.
Chiu, RC; Hosseinzadeh, T; Quantz, M; Tchervenkov, CI, 1992
)
0.28
"5-1 mM was toxic to embryonic hippocampal neurons."( Protective effect of the energy precursor creatine against toxicity of glutamate and beta-amyloid in rat hippocampal neurons.
Brewer, GJ; Wallimann, TW, 2000
)
0.31
"The RCT on phosphocreatine found no differences in overall survival, mortality due to heart failure, echocardiographic cardiac function and adverse events between treatment and control group."( Medical interventions for treating anthracycline-induced symptomatic and asymptomatic cardiotoxicity during and after treatment for childhood cancer.
Caron, HN; Cheuk, DK; Kremer, LC; Postma, A; Sieswerda, E; van Dalen, EC, 2011
)
0.76
" It is not known whether modifications in baseline signaling through protective RISK or SAFE pathways or in response to preconditioning may contribute to these effects."( Activation of RISK and SAFE pathways is not involved in the effects of Cx43 deficiency on tolerance to ischemia-reperfusion injury and preconditioning protection.
Alburquerque-Béjar, JJ; Barba, I; Fernández-Sanz, C; García-Dorado, D; Miró-Casas, E; Rodríguez-Sinovas, A; Ruiz-Meana, M; Sánchez, JA, 2013
)
0.39
" Additionally, self-reported adverse events were recorded throughout the trial."( Efficacy and safety of creatine supplementation in childhood-onset systemic lupus erythematosus: a randomized, double-blind, placebo-controlled, crossover trial.
de Sá Pinto, AL; Gualano, B; Hayashi, AP; Otaduy, MC; Pereira, RM; Sallum, AM; Sapienza, MT; Silva, CA; Solis, MY, 2014
)
0.4
"1 g/kg/d is well tolerated and free of adverse effects but did not affect intramuscular phosphorylcreatine, muscle function, free-fat mass or quality of life in non-active C-SLE patients."( Efficacy and safety of creatine supplementation in childhood-onset systemic lupus erythematosus: a randomized, double-blind, placebo-controlled, crossover trial.
de Sá Pinto, AL; Gualano, B; Hayashi, AP; Otaduy, MC; Pereira, RM; Sallum, AM; Sapienza, MT; Silva, CA; Solis, MY, 2014
)
0.4
"It has been suggested that creatine supplementation is safe and effective for treating idiopathic inflammatory myopathies, but no pediatric study has been conducted to date."( Efficacy and safety of creatine supplementation in juvenile dermatomyositis: A randomized, double-blind, placebo-controlled crossover trial.
Artioli, GG; De Sã Pinto, AL; Gualano, B; Hayashi, AP; Otaduy, MC; Pereira, RM; Roschel, H; Sallum, AM; Sapienza, MT; Silva, CA; Solis, MY, 2016
)
0.43
"Twelve weeks of creatine supplementation in JDM patients were well-tolerated and free of adverse effects, but treatment did not affect muscle function, intramuscular PCr, or any other parameter."( Efficacy and safety of creatine supplementation in juvenile dermatomyositis: A randomized, double-blind, placebo-controlled crossover trial.
Artioli, GG; De Sã Pinto, AL; Gualano, B; Hayashi, AP; Otaduy, MC; Pereira, RM; Roschel, H; Sallum, AM; Sapienza, MT; Silva, CA; Solis, MY, 2016
)
0.43
"A safe and inexpensive MRI-compatible EMS unit can be easily built for evaluating muscle function and metabolism within a 3T MRI scanner."( Safe MRI-Compatible electrical muscle stimulation (EMS) system.
Akbari, A; Kumbhare, DA; Noseworthy, MD; Rockel, CP, 2016
)
0.43
"The RCT on phosphocreatine found no differences in overall survival, mortality due to heart failure, echocardiographic cardiac function, and adverse events between treatment and control groups."( Medical interventions for treating anthracycline-induced symptomatic and asymptomatic cardiotoxicity during and after treatment for childhood cancer.
Cheuk, DK; Kremer, LC; Postma, A; Sieswerda, E; van Dalen, EC, 2016
)
0.82
" INS administration during hyperglycemia attenuated these adverse effects and improved energy metabolism in the hippocampus."( Intranasal Insulin Attenuates the Long-Term Adverse Effects of Neonatal Hyperglycemia on the Hippocampus in Rats.
Ennis-Czerniak, K; Frey Ii, WH; McClure Yauch, L; Rao, RB; Tkac, I, 2022
)
0.72

Pharmacokinetics

ExcerptReferenceRelevance
" This clearance is biphasic in nature with a half-life of 3-5 min at the first rapid stage and of 20-33 min at the next slower stage."( [Pharmacokinetics of phosphocreatine in the blood serum of man, dogs and rabbits].
Afonskaia, NI; Aniukhovskiĭ, EP; Makhotina, LA; Samarenko, MB; Shepeleva, II, 1985
)
0.59
"The pharmacokinetic (PK) studies of phosphocreatine (PCr) and its active metabolite creatine (Cr) are considerably lacking."( Pharmacokinetics of phosphocreatine and its active metabolite creatine in the mouse plasma and myocardium.
Han, GZ; Liu, KX; Lv, L; Sun, HJ; Wang, CY; Xu, L, 2014
)
1

Compound-Compound Interactions

ExcerptReferenceRelevance
" Glucose deprivation induced by insulin, and combined with the inhibition of oxidative phosphorylation, produces an additive depression of tumor energetics."( Inhibition of tumor high-energy phosphate metabolism by insulin combined with rhodamine 123.
Arbeit, JM; Hubesch, A; Karczmar, GS; Toy, BJ; Weiner, MW, 1988
)
0.27
"The influence of verapamil (V) and of V combined with glucose-insulin-potassium (VG) on ischemic injured myocardium was investigated in dogs after ligation of the left anterior descending coronary artery."( Influence of verapamil and its combination with glucose-insulin-potassium-infusion on acute myocardial ischemia in dogs.
Beyerdörfer, I; Buller, G; Goos, H; Graff, J; Krause, EG; Lindenau, KF; Nöhring, J; Pissarek, M, 1987
)
0.27
" We now show that phosphocreatine (PCr) in combination with hydrogen peroxide serves as an alternative phosphate donor and that ATP and PCr use distinct binding sites."( Phosphorylation of the insulin receptor kinase by phosphocreatine in combination with hydrogen peroxide: the structural basis of redox priming.
Dröge, W; Hacj, V; Hotz-Wagenblatt, A; Schmid, E, 1999
)
0.89
"Using discriminant analysis, this study found that MR spectroscopy in combination with ADC ratio, rather than ADC value, can improve the ability to differentiate recurrent glioma and radiation injury."( Distinction between recurrent glioma and radiation injury using magnetic resonance spectroscopy in combination with diffusion-weighted imaging.
Feng, DC; Li, CF; Liu, H; Zeng, QS; Zhen, JH, 2007
)
0.34
" This will be the first clinical attempt of the intravenous administration of ATP and PCr combined with orally administered fluoxetine in MDD."( Intravenous administration of adenosine triphosphate and phosphocreatine combined with fluoxetine in major depressive disorder: protocol for a randomized, double-blind, placebo-controlled pilot study.
Cao, X; Chen, Y; Gao, T; Ou, CQ; Shen, X; Tan, S; Zang, W; Zhao, L, 2019
)
0.76
" Patients will receive an intravenous administration of ATP or PCr or saline twice daily combined with orally administered fluoxetine (20 mg/day) for the first 2 weeks and fluoxetine monotherapy for the following 4 weeks."( Intravenous administration of adenosine triphosphate and phosphocreatine combined with fluoxetine in major depressive disorder: protocol for a randomized, double-blind, placebo-controlled pilot study.
Cao, X; Chen, Y; Gao, T; Ou, CQ; Shen, X; Tan, S; Zang, W; Zhao, L, 2019
)
0.76
"This study aimed to compare the efficacy and safety of ulinastatin combined with creatine phosphate sodium and ribavirin combined with creatine phosphate sodium in the treatment of pediatric viral myocarditis."( The efficacy observation of ulinastatin combined with creatine phosphate sodium in pediatric viral myocarditis.
An, XJ; Gao, J; Jia, LB; Li, CL; Wang, ZZ, 2019
)
0.51
" 80 of them received ulinastatin combined with creatine phosphate sodium, and were regarded as observation group; other 75 patients received ribavirin combined with creatine phosphate sodium and were regarded as the control group."( The efficacy observation of ulinastatin combined with creatine phosphate sodium in pediatric viral myocarditis.
An, XJ; Gao, J; Jia, LB; Li, CL; Wang, ZZ, 2019
)
0.51
"The results indicated that, compared with ribavirin combined with creatine phosphate sodium, ulinastatin combined with creatine phosphate sodium had better clinical efficacy in the treatment of pediatric viral myocarditis."( The efficacy observation of ulinastatin combined with creatine phosphate sodium in pediatric viral myocarditis.
An, XJ; Gao, J; Jia, LB; Li, CL; Wang, ZZ, 2019
)
0.51
" This study aimed to assess the effects of NE at different administration time and NE combined with SP treatment on the cardiac function and prognosis of SS."( Effect of norepinephrine combined with sodium phosphocreatine on cardiac function and prognosis of patients with septic shock.
Kang, D; Li, X; Wang, H; Xia, J; Yu, J; Zhao, Y,
)
0.39

Bioavailability

ExcerptReferenceRelevance
" The decoupling performance of WALTZ-4b is superior because it requires less transmitter power and, therefore, it is advantageous in all in vivo studies where a low specific absorption rate is desired."( 31P/1H WALTZ-4 broadband decoupling at 1.5 T: different versions of the composite pulse and consequences when using a surface coil.
Breuer, J; Dietze, GJ; Jung, WI; Lutz, O; Widmaier, S, 1998
)
0.3
" area under the curve, elimination rate constant, absorption rate constant, time to maximum concentration, and maximum concentration) following the 5 g oral creatine bolus."( Differential response of muscle phosphocreatine to creatine supplementation in young and old subjects.
Clarkson, PM; Miles, MP; Price, TB; Rawson, ES, 2002
)
0.6
" The tests were performed either by a sequence with high specific absorption rate (SAR) or by standard clinical sequences with lower SAR."( Compatibility of temporary pacemaker myocardial pacing leads with magnetic resonance imaging: an ex vivo tissue study.
Aboud, A; Böttcher, J; Brehm, B; Drobnik, S; Hansch, A; Hekmat, K; Mall, G; Mayer, TE; Ortmann, C; Pfeil, A; Reichenbach, J; Rzanny, R; Schmidt, P; Wolf, G, 2012
)
0.38
"7 min, metabolite-based bioavailability F(m) 55."( [Pharmacokinetics and metabolic disposition of exogenous phosphocreatine in rats].
Han, GZ; Li, JH; Li, QS; Lü, L; Xi, H; Zou, LL, 2011
)
0.61
"The oral bioavailability of curcuminoids is low, but can be enhanced by incorporation into micelles."( Intratumoral Concentrations and Effects of Orally Administered Micellar Curcuminoids in Glioblastoma Patients.
Dützmann, S; Frank, J; Franz, K; Geßler, F; Hattingen, E; Kocher, A; Pilatus, U; Quick-Weller, J; Schiborr, C; Seifert, V; Senft, C; Weissenberger, J,
)
0.13

Dosage Studied

ExcerptRelevanceReference
" Treatment with ATP (10 mg/kg every 30 minutes) during shock led to rapid hemodynamic deterioration in all cats; most of the cats were dead before completion of dosing (at three hours)."( Failure of exogenous ATP and creatine phosphate to modify the course of E coli endotoxin shock in the cat.
McCaig, DJ; Parratt, JR, 1979
)
0.26
" Examination of the complete dose-response curve provided the best comparative information and caffeine was the consistent predictor of susceptibility."( Muscle contractures and adenosine triphosphate depletion in porcine malignant hyperthermia.
Gronert, GA,
)
0.13
" From comparisons of dose-response curves rhLT appears to be more detrimental than rhTNF-alpha with respect to the bioenergetic status."( Acute effects of tumor necrosis factor alpha or lymphotoxin on global blood flow, laser Doppler flux, and bioenergetic status of subcutaneous rodent tumors.
Elger, B; Engel, T; Kluge, M; Schaefer, C; Seega, J; Vaupel, P, 1992
)
0.28
" However, a dose-response relationship was not observed when h-SOD was used in concentrations greater than 300 units/ml."( Effects of human superoxide dismutase on ischemic and reperfused myocardium in isolated perfused rat heart.
Abiko, Y; Ichihara, K; Maie, S; Nakamura, K, 1991
)
0.28
" There was a narrow dosage range for the effect of embolism measured by maximum decline in pH at 20 min, mortality, and infarct size."( 31P spectroscopy in experimental embolic stroke: correlation with infarct size.
Kryscio, RJ; Markesbery, WR; Smith, CD; Thomas, GS, 1990
)
0.28
" Insulin dose-response curves revealed similar sensitivities and responsiveness."( Effect of insulin on glucose utilization in epitrochlearis muscle of rats with streptozocin-induced NIDDM.
Gavin, JR; Karl, IE; Levy, J, 1990
)
0.28
" Repeat lignocaine injections were given over a wider dosage range (0."( Effect of lignocaine on coronary blood flow, systolic myocardial function and myocardial high energy phosphate stores in swine.
Angello, D; Gee, D; Joyce, M; Perlmutter, N; Wilson, R, 1990
)
0.28
" Iloprost application before and after 20 min of ischemia at a dosage of 9-12 pg/g heart weight x min improved the availability of high energy phosphates as was shown by CP/Pi ratio during the first hour of reperfusion."( 31-P-NMR-spectroscopy on ischemic and reperfused rat hearts: effects of iloprost.
Gründer, W; Keller, T; Pissarek, M, 1987
)
0.27
" These results show that the dose-response curve for the inhibitory effect of prazosin on Ca2+ overload is complex, and that adding prazosin coincident with the reperfusion of isolated ischaemic hearts does not attenuate Ca2+ gain."( The protective effect of prazosin on the ischaemic and reperfused myocardium.
Gordon, M; Nayler, WG; Stephens, DJ; Sturrock, WJ, 1985
)
0.27
" When ethacrynic acid was applied intravenously at a dosage of 50 mg/kg, and the endolymphatic potential allowed to decline to -10mV, no significant changes in cyclic AMP and ATP were seen."( Arguments against a mediating role of the adenylate cyclase--cyclic AMP system in the ototoxic action of loop diuretics.
Kobayashi, T; Thalmann, I; Thalmann, R, 1982
)
0.26
"5 mumol/g) and in rats dosed with creatine + 32P-phosphate mixture (2."( The effect of intravenously administered phosphocreatine on ATP and phosphocreatine concentrations in the cardiac muscle of the rat.
Ballard, SA; Chasseaud, LF; Down, WH, 1983
)
0.53
" Dose-response studies (CP 0 to 50 mmol/L) revealed 10."( Creatine phosphate: an additive myocardial protective and antiarrhythmic agent in cardioplegia.
Braimbridge, MV; Hearse, DJ; Robinson, LA, 1984
)
0.27
"Certain key parameters of energy metabolism in a complex mechanism of energy transport in the myocardium cells were studied in experiments on dogs with dosed limitation of the coronary blood flow (by 90%) as well as in experiments on rabbits with the intravenous injection of vasopressin (0."( [Components of the creatine kinase system in the myocardium with experimental disturbance of coronary blood flow].
Voronkov, GS,
)
0.13
" In a dose-response experiment, approximately 770 molecules CK/ghost restored 50% of control cotransport."( Creatine kinase is required for swelling-activated K-Cl cotransport in dog red blood cells.
Colclasure, GC; Dunham, PB; Parker, JC, 1995
)
0.29
" The dose-response effects of glutamate and serine were studied on the population spikes evoked in the granular cell layer."( Serine released from hippocampal slices during deprivation of oxygen and glucose enhances the effects of glutamate on neuronal function.
Hirai, H; Okada, Y, 1993
)
0.29
" In one patient, creatine phosphate was infused at a dosage of 30 mg/kg for 60 min, and an improvement was noted in GE and Cardiac Index."( [Metabolic monitoring of heart surgery patients during the immediate postoperative period].
Machulin, AV; Pulina, NN; Smirnova, VI; Solopova, GV,
)
0.13
" Ischemic phase damage was addressed by comparing the dose-response effects of controls vs."( Effect of high-energy phosphates and free radical scavengers on replant survival in an ischemic extremity model.
Ablove, RH; Moy, OJ; Peimer, CA; Severin, CM; Sherwin, FM, 1996
)
0.29
"1 mg/kg) into the carotid artery directly after infliction of dosed craniocerebral injury improve energy metabolism and limit the intensity of lipid peroxidation in the brain during the first hour of the posttraumatic period."( [Use of neoton and finoptin to correct metabolic disorders of the brain in craniocerebral injuries].
Dolgikh, VT; Ivanov, SR; Zakharov, IV,
)
0.13
" Similar evidence for PDH activation was demonstrated at 2 and 24 h after dosing in both tissues."( Biochemical and neurotoxicological effects of L-2-chloropropionic acid on rodent brain.
Bachelard, HS; Jones, P; Lock, EA; Williams, RE, 1999
)
0.3
" Dobutamine is capable of improving both contractile function and cellular energetics in the hypoperfused RV myocardium, but dosage should be carefully selected."( Dobutamine enhances both contractile function and energy reserves in hypoperfused canine right ventricle.
Bian, X; Downey, HF; Fu, M; Mallet, RT; Yi, KD, 2000
)
0.31
" Varying supplementation protocols differing in dosage and duration have been applied but systematic studies of total creatine (creatine and phosphocreatine) content in the various organs of interest are lacking."( Changes of tissue creatine concentrations upon oral supplementation of creatine-monohydrate in various animal species.
Höger, H; Ilas, J; Ipsiroglu, OS; Mühl, A; Stöckler-Ipsiroglu, S; Stromberger, C, 2001
)
0.51
" After the initial testing session, subjects were assigned to either a CREATINE (5 g of Cr, 4 times per day for 6 days) or a PLACEBO group (same dosage of a glucose polymer) using a double-blind research design."( Acute creatine supplementation and performance during a field test simulating match play in elite female soccer players.
Burke, L; Cox, G; Mujika, I; Tumilty, D, 2002
)
0.31
" The fatigue task altered the dose-response relationship to intramuscular acidic saline injections."( Muscle fatigue increases the probability of developing hyperalgesia in mice.
Lisi, TL; Moore, SA; Sluka, KA; Yokoyama, T, 2007
)
0.34
" If causally related to the pathophysiology of migraine, these abnormalities might show a dose-response relationship with the duration and severity of aura symptoms."( Association between cortical metabolite levels and clinical manifestations of migrainous aura: an MR-spectroscopy study.
Blamire, AM; Corkill, RG; Davies, P; Rothwell, PM; Schulz, UG; Styles, P, 2007
)
0.34
"The triplicate intracerebroventricular (icv) application of the diabetogenic compound streptozotocin (STZ) in low dosage was used in 1-year-old male Wistar rats to induce a damage of the neuronal insulin signal transduction (IST) system and to investigate the activities of hexokinase (HK), phosphofructokinase (PFK), glyceraldehyde-3-phosphate dehydrogenase (GDH), pyruvate kinase (PK), lactate dehydrogenase (LDH) and alpha-ketoglutarate dehydrogenase (alpha-KGDH) in frontoparietotemporal brain cortex (ct) and hippocampus (h) 9 weeks after damage."( Long-term abnormalities in brain glucose/energy metabolism after inhibition of the neuronal insulin receptor: implication of tau-protein.
Hoyer, S; Lannert, H, 2007
)
0.34
" However, a systematic spectroscopic study on short-term exposure to corticosteroids, in a dosage sufficient to impair memory performance, is lacking."( Effects of short-term stress-like cortisol on cerebral metabolism: a proton magnetic resonance spectroscopy study at 3.0 T.
Bruhn, H; Scheel, M; Ströhle, A, 2010
)
0.36
" dosing with t(max) 20 min, t1/2kappa (m) 40."( [Pharmacokinetics and metabolic disposition of exogenous phosphocreatine in rats].
Han, GZ; Li, JH; Li, QS; Lü, L; Xi, H; Zou, LL, 2011
)
0.61
" Whilst there is evidence to support the ergogenic benefits of sodium phosphate, many studies researching this substance differ in terms of the administered dose and dosing protocol, the washout period employed and the fitness level of the participants recruited."( Sodium phosphate as an ergogenic aid.
Buck, CL; Dawson, B; Guelfi, KJ; Wallman, KE, 2013
)
0.39
" The mice dosed iv PCr preceded 5 min by ip Pit 30 U/kg showed longer t1/2β PCr and t1/2 Cr in plasma and elevated Cmax, Cr and Cmax, ATP in myocardium compared with mice dosed iv PCr alone, and it was estimated that about 40% ATP produced by iv PCr was from Cr."( Pharmacokinetics of phosphocreatine and its active metabolite creatine in the mouse plasma and myocardium.
Han, GZ; Liu, KX; Lv, L; Sun, HJ; Wang, CY; Xu, L, 2014
)
0.73
" We also cautiously suggest two dose-response functional pathways (kinase- and ubiquitin-driven) for the regulation of the Cr uptake."( A Convergent Functional Genomics Analysis to Identify Biological Regulators Mediating Effects of Creatine Supplementation.
Bonilla, DA; Forero, DA; Kerksick, CM; Kreider, RB; Moreno, Y; Rawson, ES; Roberts, MD; Stout, JR, 2021
)
0.62
" Secondary endpoints included peak concentration of serum creatinine, need for, and dosage of inotropic support, number of defibrillations after aortic declamping, incidence of arrhythmias, duration of Intensive Care Unit (ICU) stay, length of hospitalization."( Myocardial protection with phosphocreatine in high-risk cardiac surgery patients: a randomized trial.
Bogachev-Prokophiev, A; Cherniavsky, A; Fominskiy, E; Guvakov, D; Landoni, G; Lembo, R; Lomivorotov, V; Lomivorotova, L; Merekin, D; Ponomarev, D; Shilova, A; Zalesov, A, 2023
)
1.21
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (2)

RoleDescription
human metaboliteAny mammalian metabolite produced during a metabolic reaction in humans (Homo sapiens).
mouse metaboliteAny mammalian metabolite produced during a metabolic reaction in a mouse (Mus musculus).
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Drug Classes (2)

ClassDescription
phosphoamino acid
phosphagenAny of a group of guanidine or amidine phosphates that function as storage depots for high-energy phosphate in muscle with the purpose of regenerating ATP from ADP during muscular contraction.
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Pathways (5)

PathwayProteinsCompounds
Arginine and Proline metabolism ( Arginine and Proline metabolism )4255
ATP + Creatine = ADP + N-Phospho-creatine ( Arginine and Proline metabolism )44
Creatine pathway116
Biochemical pathways: part I0466
Amino acid metabolism094

Bioassays (1)

Assay IDTitleYearJournalArticle
AID1066470Induction of [alpha-32P]-UTP-labeled Simian virus 40 late pre-mRNA 3' cleavage at 50 mM treated with 3' cleavage factors from human HeLa cell nuclear extract after 2 hrs by PAGE analysis2014Bioorganic & medicinal chemistry, Jan-15, Volume: 22, Issue:2
Structurally diverse low molecular weight activators of the mammalian pre-mRNA 3' cleavage reaction.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (7,030)

TimeframeStudies, This Drug (%)All Drugs %
pre-19903166 (45.04)18.7374
1990's2080 (29.59)18.2507
2000's1139 (16.20)29.6817
2010's560 (7.97)24.3611
2020's85 (1.21)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 52.79

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index52.79 (24.57)
Research Supply Index8.96 (2.92)
Research Growth Index4.25 (4.65)
Search Engine Demand Index129.05 (26.88)
Search Engine Supply Index2.80 (0.95)

This Compound (52.79)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials329 (4.40%)5.53%
Reviews290 (3.88%)6.00%
Case Studies95 (1.27%)4.05%
Observational4 (0.05%)0.25%
Other6,757 (90.39%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Clinical Trials (4)

Trial Overview

TrialPhaseEnrollmentStudy TypeStart DateStatus
Myocardial Protection With Phosphocreatine in High-RIsk Cardiac SurgEry Patients: a Single-center Randomised Double-blind Placebo-controlled Exploratory Pilot Clinical Trial [NCT02757443]Phase 3120 participants (Actual)Interventional2016-06-30Completed
Fluoxetine Combined With ATP Rapidly Improves Moderate to Severe Depression: a Pilot Study [NCT05431413]Phase 2195 participants (Anticipated)Interventional2020-01-07Recruiting
Cardioprotective Effects of Sodium Creatine Phosphate in Valve Surgery: A Prospective Randomized Controlled Study [NCT03186053]250 participants (Anticipated)Interventional2017-06-15Recruiting
A Preliminary Clinical Study on the Rapid Antidepressant Effects of Adenosine Triphosphate (ATP) and Phosphocreatine Combinated With Fluoxetine [NCT03138681]Phase 242 participants (Anticipated)Interventional2017-05-03Recruiting
[information is prepared from clinicaltrials.gov, extracted Sep-2024]