2-oxoglutaric acidWhat was measured
Measured, with no finding
65 endpoints
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serum albumin
no effect
There were no significant differences in serum intact parathyroid hormone (PTH) bicarbonate, albumin or calcitriol levels between the groups after 12 weeks treatment
PMID 10383011 · one of two readings recorded this
hypercalcaemia incidence (serum calcium >= 2.8 mmol/l)
unclear, p = 0.03
The incidence of hypercalcaemia defined as a serum calcium level > or =2.8 mmol/l was significantly higher in CaAC than in CaKE treated patients (n = 8 vs. n = 1, P = 0.03)
PMID 10383011 · one of two readings recorded this
serum bicarbonate
no effect
There were no significant differences in serum intact parathyroid hormone (PTH) bicarbonate, albumin or calcitriol levels between the groups after 12 weeks treatment
PMID 10383011 · one of two readings recorded this
serum calcitriol
no effect
There were no significant differences in serum intact parathyroid hormone (PTH) bicarbonate, albumin or calcitriol levels between the groups after 12 weeks treatment
PMID 10383011 · one of two readings recorded this
serum intact parathyroid hormone
no effect
There were no significant differences in serum intact parathyroid hormone (PTH) bicarbonate, albumin or calcitriol levels between the groups after 12 weeks treatment
PMID 10383011 · one of two readings recorded this
serum phosphate
no effect
reaching a virtually stable plateau over the remaining observation time without significant differences between the groups
PMID 10383011 · one of two readings recorded this
serum phosphate
decreases, p = 0.004
Treatment with CaAC and CaKE significantly reduced s-phosphate levels after 4 weeks (CaAC 1.95+/-0.6 vs. 2.4+/-0.53 mmol/l, P = 0.004
PMID 10383011 · one of two readings recorded this
serum phosphate
decreases, p = 0.0001
after 4 weeks (CaAC 1.95+/-0.6 vs. 2.4+/-0.53 mmol/l, P = 0.004; CaKE 1.95+/-0.4 vs. 2.47+/-0.63 mmol/l, P = 0.0001)
PMID 10383011 · one of two readings recorded this
albumin
decreases
albumin decreased significantly in the enriched group compared with the standard nutrition
PMID 12297206 · one of two readings recorded this
clinical outcome
no effect
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups
PMID 12297206 · one of two readings recorded this
nitrogen balance and urinary 3-methylhistidine excretion (muscle catabolism)
no effect
Not recorded as a finding: no_outcome_node: no node for nitrogen balance or 3-methylhistidine excretion
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups.
PMID 12297206 · one of two readings recorded this
nitrogen balance, daily urine nitrogen
no effect
Not recorded as a finding: no outcome node for nitrogen balance
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups.
PMID 12297206 · one of two readings recorded this
nitrogen balance
no effect
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups
PMID 12297206 · one of two readings recorded this
nitrogen delivery achieved
the nitrogen delivery reached only 0.10 g of nitrogen per kilogram of body weight
PMID 12297206 · one of two readings recorded this
transthyretin
decreases
Transthyretin decreased by 25% in both groups
PMID 12297206 · one of two readings recorded this
urinary 3-methylhistidine excretion, muscle catabolism
no effect
Not recorded as a finding: no outcome node for 3-methylhistidine excretion
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups.
PMID 12297206 · one of two readings recorded this
urinary excretion of 3-methylhistidine
no effect
There were no significant differences in nitrogen balance, excretion of 3-methylhistidine, or clinical outcome between groups
PMID 12297206 · one of two readings recorded this
lumbar spine bone mineral density (BMD), difference between treatment groups
no effect
the difference between treatment groups was estimated as 0.9% (non-significant)
PMID 17896582 · one of two readings recorded this
lumbar spine bone mineral density (BMD)
increases
The BMD of the AKG-Ca group increased by 1.6% from baseline
PMID 17896582 · one of two readings recorded this
serum CTX (C-terminal cross-linked telopeptide of type I collagen), maximum decrease of mean
decreases, p = 0.006
The maximum decrease of the mean CTX level in the AKG-Ca group was observed after 24 weeks (37.0%, p = 0.006)
PMID 17896582 · one of two readings recorded this
serum CTX, difference between study groups
decreases
The differences in CTX between study groups were statistically significant after 12 and 24 weeks
PMID 17896582 · one of two readings recorded this
serum osteocalcin (OC)
no effect
The OC serum level was not affected by treatments
PMID 17896582 · one of two readings recorded this
blood creatine kinase MB and troponin T at 4 h after aortic cross-clamp release
decreases, CK-MB median 49 [37-60] versus 32 [27-37] micrograms/L
Not recorded as a finding: a node exists but the paper states a different instrument or population
alpha-ketoglutarate reduced the appearance in blood of the ischaemic markers creatine kinase MB and troponin T (at 4 h after release of aortic cross-clamp; median [95% CI] 49 [37-60] micrograms/L in controls vs 32 [27-37] micrograms/L for creatine kinase MB, 2.0 [1.2-2.8] vs 1.1 [0.8-1.4] micrograms/L for troponin T).
PMID 7776775 · one of two readings recorded this
blood creatine kinase MB and troponin T at 4 h after release of aortic cross-clamp
decreases, creatine kinase MB median 49 [37-60] micrograms/L in controls vs 32 [27-37]; troponin T 2.0 [1.2-2.8] vs 1.1 [0.8-1.4]
Not recorded as a finding: this platform holds no node for the endpoint
alpha-ketoglutarate reduced the appearance in blood of the ischaemic markers creatine kinase MB and troponin T (at 4 h after release of aortic cross-clamp; median [95% CI] 49 [37-60] micrograms/L in controls vs 32 [27-37] micrograms/L for creatine kinase MB, 2.0 [1.2-2.8] vs 1.1 [0.8-1.4] micrograms/L for troponin T).
PMID 7776775 · one of two readings recorded this
creatine kinase MB
decreases
at 4 h after release of aortic cross-clamp; median [95% CI] 49 [37-60] micrograms/L in controls vs 32 [27-37] micrograms/L for creatine kinase MB, 2.0 [1.2-2.8] vs 1.1 [0.8-1.4] micrograms/L for troponin T
PMID 7776775 · one of two readings recorded this
troponin T
decreases
at 4 h after release of aortic cross-clamp; median [95% CI] 49 [37-60] micrograms/L in controls vs 32 [27-37] micrograms/L for creatine kinase MB, 2.0 [1.2-2.8] vs 1.1 [0.8-1.4] micrograms/L for troponin T
PMID 7776775 · one of two readings recorded this
urea
decreases
Furthermore, concentrations in plasma of proline and histidine, precursors of glutamate biosynthesis, are increased; inorganic phosphate and urea are significantly decreased in hemodialysis patients after 1 year of calcium alpha-ketoglutarate administration
PMID 8676801 · one of two readings recorded this
inorganic phosphate
decreases
Furthermore, concentrations in plasma of proline and histidine, precursors of glutamate biosynthesis, are increased; inorganic phosphate and urea are significantly decreased in hemodialysis patients after 1 year of calcium alpha-ketoglutarate administration
PMID 8676801 · one of two readings recorded this
plasma histidine
increases
Furthermore, concentrations in plasma of proline and histidine, precursors of glutamate biosynthesis, are increased; inorganic phosphate and urea are significantly decreased in hemodialysis patients after 1 year of calcium alpha-ketoglutarate administration
PMID 8676801 · one of two readings recorded this
plasma L-arginine concentration before and after 1 year of calcium alpha-ketoglutarate in malnourished haemodialysis patients (healthy group given as reference level only); also plasma proline, histidine, inorganic phosphate, urea
increases, 53.6 +/- 18.3 to 71.1 +/- 15.9 mumol/l, n = 24
Not recorded as a finding: the result compares a group with itself, not with a control
Calcium alpha-ketoglutarate administration to 24 malnourished hemodialysis patients for 1 year leads to a significant increase in plasma concentrations of L-arginine from 53.6 +/- 18.3 (compared to a healthy control group: 87.5 +/- 27.3) to 71.1 +/- 15.9 mumol/l (p < 0.05).
PMID 8676801 · one of two readings recorded this
plasma L-arginine concentration in 24 malnourished haemodialysis patients before and after 1 year of calcium alpha-ketoglutarate; also plasma proline, histidine, inorganic phosphate and urea
increases, from 53.6 +/- 18.3 to 71.1 +/- 15.9 mumol/l, before versus after 1 year, no randomised comparator arm, n = 24
Not recorded as a finding: the result compares a group with itself, not with a control
Calcium alpha-ketoglutarate administration to 24 malnourished hemodialysis patients for 1 year leads to a significant increase in plasma concentrations of L-arginine from 53.6 +/- 18.3 (compared to a healthy control group: 87.5 +/- 27.3) to 71.1 +/- 15.9 mumol/l (p < 0.05).
PMID 8676801 · one of two readings recorded this
plasma L-arginine
to 24 malnourished hemodialysis patients for 1 year leads to a significant increase in plasma concentrations of L-arginine from 53.6 +/- 18.3 (compared to a healthy control group: 87.5 +/- 27.3) to 71.1 +/- 15.9 mumol/l (p < 0.05)
PMID 8676801 · one of two readings recorded this
plasma L-arginine
increases, p = 0.05, n = 24
to 24 malnourished hemodialysis patients for 1 year leads to a significant increase in plasma concentrations of L-arginine from 53.6 +/- 18.3 (compared to a healthy control group: 87.5 +/- 27.3) to 71.1 +/- 15.9 mumol/l (p < 0.05)
PMID 8676801 · one of two readings recorded this
plasma proline
increases
Furthermore, concentrations in plasma of proline and histidine, precursors of glutamate biosynthesis, are increased; inorganic phosphate and urea are significantly decreased in hemodialysis patients after 1 year of calcium alpha-ketoglutarate administration
PMID 8676801 · one of two readings recorded this
intact parathyroid hormone (iPTH), serum phosphate, serum calcium and Ca/P ratio in haemodialysis patients on 36 months of calcium-alpha-ketoglutarate
iPTH 29 +/- 5 to 8 +/- 2 pmol/l, prestudy to end of study, no control arm
Not recorded as a finding: the result compares a group with itself, not with a control
Intact parathyroid hormone (iPTH) continuously normalized in all patients from 29 +/- 5 to 8 +/- 2 pmol/l (p < 0.001).
PMID 8676818 · one of two readings recorded this
intact parathyroid hormone (iPTH)
decreases, p = 0.001
Intact parathyroid hormone (iPTH) continuously normalized in all patients from 29 +/- 5 to 8 +/- 2 pmol/l (p < 0.001)
PMID 8676818 · one of two readings recorded this
serum Ca/P ratio
increases, p = 0.001
Ca/P ratio in serum converted significantly from 0.91 +/- 0.02 (prestudy) to 1.28 +/- 0.01 (p < 0.001)
PMID 8676818 · one of two readings recorded this
serum calcium (Ca)
increases, p = 0.05
whereas serum Ca increased from 2.2 +/- 0.1 to 2.47 +/- 0.08 mmol/l (p < 0.05)
PMID 8676818 · one of two readings recorded this
serum phosphate (P)
decreases, p = 0.001
Serum P continuously dropped from prestudy 2.6 +/- 0.1 (mean +/- SEM) to 1.9 +/- 0.07 mmol/l (p < 0.001)
PMID 8676818 · one of two readings recorded this
serum phosphate, serum calcium, Ca/P ratio and intact parathyroid hormone in haemodialysis patients on 36 months of calcium-alpha-ketoglutarate, uncontrolled before-after
decreases, iPTH 29 +/- 5 to 8 +/- 2 pmol/l
Not recorded as a finding: this platform holds no node for the endpoint
Intact parathyroid hormone (iPTH) continuously normalized in all patients from 29 +/- 5 to 8 +/- 2 pmol/l (p < 0.001).
PMID 8676818 · one of two readings recorded this
myocardial lactate release ceased
decreases, p = 0.016
Myocardial lactate release had ceased after 30 minutes of reperfusion in nearly half the alpha-KG-treated patients (6 of 13) but remained in all the control patients (11 of 11, p = 0.016)
PMID 9205160 · one of two readings recorded this
myocardial oxygen extraction
increases, p = 0.01
Myocardial oxygen extraction was higher during alpha-KG cardioplegia (p < 0.01)
PMID 9205160 · one of two readings recorded this
myocardial uptake or release of substrates and amino acids
no effect
there were no significant differences in myocardial uptake or release of substrates or amino acids
PMID 9205160 · one of two readings recorded this
other measures after reperfusion
no effect
There were no other differences after 30 minutes of reperfusion
PMID 9205160 · one of two readings recorded this
plasma creatine kinase isoenzyme MB and troponin T after heart operation, myocardial oxygen and substrate extraction
decreases
Not recorded as a finding: a node exists but the paper states a different instrument or population
alpha-Ketoglutarate treatment was associated with lower creatine kinase isoenzyme MB (F = 39.6, df = 1.172, p < 0.001) and lower troponin (F = 12.9, df = 1.172, p < 0.001).
PMID 9205160 · one of two readings recorded this
plasma creatine kinase isoenzyme MB and troponin T after heart operations; myocardial oxygen extraction; myocardial lactate release
decreases, F = 39.6 (CK-MB), F = 12.9 (troponin), df = 1.172
Not recorded as a finding: this platform holds no node for the endpoint
alpha-Ketoglutarate treatment was associated with lower creatine kinase isoenzyme MB (F = 39.6, df = 1.172, p < 0.001) and lower troponin (F = 12.9, df = 1.172, p < 0.001).
PMID 9205160 · one of two readings recorded this
plasma creatine kinase isoenzyme MB
decreases, p = 0.001
alpha-Ketoglutarate treatment was associated with lower creatine kinase isoenzyme MB (F = 39.6, df = 1.172, p < 0.001)
PMID 9205160 · one of two readings recorded this
plasma creatine kinase isoenzyme MB
decreases
The values at 4 hours were 31 +/- 2.4 microg/L versus 49 +/- 4.9 microg/L (creatine kinase isoenzyme MB) and 1.1 +/- 0.05 microg/L versus 2.0 +/- 0.34 microg/L (troponin T)
PMID 9205160 · one of two readings recorded this
plasma troponin T
decreases, p = 0.001
lower troponin (F = 12.9, df = 1.172, p < 0.001)
PMID 9205160 · one of two readings recorded this
plasma troponin T
decreases
The values at 4 hours were 31 +/- 2.4 microg/L versus 49 +/- 4.9 microg/L (creatine kinase isoenzyme MB) and 1.1 +/- 0.05 microg/L versus 2.0 +/- 0.34 microg/L (troponin T)
PMID 9205160 · one of two readings recorded this
daily cost of therapy (Denmark)
unclear
the cost of the therapy in Denmark was 10 times higher for calcium ketoglutarate compared with calcium carbonate (US$6.00/d v US$0.65/d)
PMID 9469496 · one of two readings recorded this
patients completing both treatment arms
n = 10
Of the 19 patients included, 10 completed both treatment arms
PMID 9469496 · one of two readings recorded this
plasma intact parathyroid hormone
no effect
whereas the mean plasma phosphate (4.5+/-0.3 mg/dL v 5.1+/-0.1 mg/dL) and PTH levels (266+/-125 pg/mL v 301+/-148 pg/mL) did not differ significantly between the two treatment arms
PMID 9469496 · one of two readings recorded this
plasma ionized calcium
decreases, p = 0.004
After 12 weeks of therapy, the mean (+/-SEM) plasma ionized calcium level was significantly lower in the ketoglutarate arm compared with the calcium carbonate arm (4.8+/-0.1 mg/dL v 5.2+/-0.1 mg/dL; P = 0.004)
PMID 9469496 · one of two readings recorded this
plasma phosphate
no effect
whereas the mean plasma phosphate (4.5+/-0.3 mg/dL v 5.1+/-0.1 mg/dL) and PTH levels (266+/-125 pg/mL v 301+/-148 pg/mL) did not differ significantly between the two treatment arms
PMID 9469496 · one of two readings recorded this
requirement for supplemental aluminum-aminoacetate
unclear
Supplemental aluminum-aminoacetate was not required during calcium ketoglutarate treatment, while two patients needed this supplement when treated with calcium carbonate
PMID 9469496 · one of two readings recorded this
filtration fraction
decreases, p = 0.01
Filtration fraction was lower (12.3% +/- 0.05% versus 17.2% +/- 1.1%, p < 0.01)
PMID 9527195 · one of two readings recorded this
glomerular filtration rate
no effect
which prevented a significant difference in glomerular filtration rate
PMID 9527195 · one of two readings recorded this
renal arteriovenous difference of glutamate
modulates
The renal arteriovenous differences of lactate, glutamate, glutamine, and glycine changed toward a net release during alpha-KG infusion
PMID 9527195 · one of two readings recorded this
renal arteriovenous difference of glutamine
modulates
The renal arteriovenous differences of lactate, glutamate, glutamine, and glycine changed toward a net release during alpha-KG infusion
PMID 9527195 · one of two readings recorded this
renal arteriovenous difference of glycine
modulates
The renal arteriovenous differences of lactate, glutamate, glutamine, and glycine changed toward a net release during alpha-KG infusion
PMID 9527195 · one of two readings recorded this
renal arteriovenous difference of lactate
modulates
The renal arteriovenous differences of lactate, glutamate, glutamine, and glycine changed toward a net release during alpha-KG infusion
PMID 9527195 · one of two readings recorded this
renal blood flow as percent of preoperative value; filtration fraction; glomerular filtration rate; renal arteriovenous differences of lactate, glutamate, glutamine and glycine
increases, 297% +/- 97% versus 125% +/- 20% of preoperative value
Not recorded as a finding: this platform holds no node for the endpoint
Renal blood flow was higher during alpha-KG infusion, 297% +/- 97% (of preoperative value), than in controls, 125% +/- 20% (p < 0.05).
PMID 9527195 · one of two readings recorded this
renal blood flow (percent of preoperative value), filtration fraction, glomerular filtration rate, renal arteriovenous differences of lactate, glutamate, glutamine and glycine
increases, 297% +/- 97% of preoperative value versus 125% +/- 20% in controls
Not recorded as a finding: this platform holds no node for the endpoint
Renal blood flow was higher during alpha-KG infusion, 297% +/- 97% (of preoperative value), than in controls, 125% +/- 20% (p < 0.05).
PMID 9527195 · one of two readings recorded this
renal blood flow
increases, p = 0.05
Renal blood flow was higher during alpha-KG infusion, 297% +/- 97% (of preoperative value), than in controls, 125% +/- 20% (p < 0.05)
PMID 9527195 · one of two readings recorded this