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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1980 2
1981 1
1983 1
1985 1
1989 3
1991 3
1993 3
1994 3
1995 3
1997 1
1998 2
1999 2
2000 2
2002 1
2003 1
2005 1
2006 2
2007 3
2008 3
2011 2
2012 1
2014 1
2015 1
2016 2
2018 3
2019 2
2024 0

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48 results

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Page 1
Production of [(13)N]ammonia from [(13)C]methanol on a 7.5 MeV cyclotron using (13)C(p, n)(13)N reaction: Detection of myocardial infarction in a mouse model.
Nkepang GN, Gali H, Houson H, Hedrick AF, Hayes B, Causey O, Inman P, Box J, Benton E, Galbraith W, Awasthi V. Nkepang GN, et al. Appl Radiat Isot. 2019 Aug;150:19-24. doi: 10.1016/j.apradiso.2019.05.002. Epub 2019 May 3. Appl Radiat Isot. 2019. PMID: 31108335
An alternative production method using (13)C(p, n)(13)N reaction, which has a higher nuclear cross-section at low proton energies, is more suitable for a preclinical PET imaging facility equipped with a <10 MeV cyclotron. ...This work demonstrates the proof-of-co …
An alternative production method using (13)C(p, n)(13)N reaction, which has a higher nuclear cross-section at low proton energ …
N-13 ammonia as an indicator of myocardial blood flow.
Schelbert HR, Phelps ME, Huang SC, MacDonald NS, Hansen H, Selin C, Kuhl DE. Schelbert HR, et al. Circulation. 1981 Jun;63(6):1259-72. doi: 10.1161/01.cir.63.6.1259. Circulation. 1981. PMID: 7226473 No abstract available.
Myocardial Microvascular Dysfunction in Rheumatoid Arthritis(Quantitation by (13)N-Ammonia Positron Emission Tomography/Computed Tomography).
Amigues I, Russo C, Giles JT, Tugcu A, Weinberg R, Bokhari S, Bathon JM. Amigues I, et al. Circ Cardiovasc Imaging. 2019 Dec;12(1):e007495. doi: 10.1161/CIRCIMAGING.117.007495. Circ Cardiovasc Imaging. 2019. PMID: 30636512 Free PMC article.
METHODS: Participants with RA underwent rest and vasodilator stress N-13 ammonia positron emission tomography and echocardiography. ...
METHODS: Participants with RA underwent rest and vasodilator stress N-13 ammonia positron emission tomography and echoc …
Synthesis and myocardial kinetics of N-13 and C-11 labeled branched-chain L-amino acids.
Barrio JR, Baumgartner FJ, Henze E, Stauber MS, Egbert JE, MacDonald NS, Schelbert HR, Phelps ME, Liu FT. Barrio JR, et al. J Nucl Med. 1983 Oct;24(10):937-44. J Nucl Med. 1983. PMID: 6619964 Free article.
Glutamate dehydrogenase (GDH), immobilized on CNBr-activated Sepharose supports, was used with N-13 ammonia to aminate alpha-ketoisocaproic acid (KIC), and alpha-ketoisovaleric acid (KIV) to produce N-13-labeled branched-chain L-amino acids with …
Glutamate dehydrogenase (GDH), immobilized on CNBr-activated Sepharose supports, was used with N-13 ammonia to aminate …
Absorbed doses of radiation after an intravenous injection of N-13 ammonia in man: concise communication.
Lockwood AH. Lockwood AH. J Nucl Med. 1980 Mar;21(3):276-8. J Nucl Med. 1980. PMID: 7365520 Free article.
Hepatomegaly increases the fraction of the N-13 ammonia trapped by the liver, and complicates calculation of the absorbed dose of radiation. These data should facilitate the evaluation of the risk from radiation absorption following i.v. injections of N …
Hepatomegaly increases the fraction of the N-13 ammonia trapped by the liver, and complicates calculation of the absorb …
Clinical evaluation of iterative reconstruction (ordered-subset expectation maximization) in dynamic positron emission tomography: quantitative effects on kinetic modeling with N-13 ammonia in healthy subjects.
Hove JD, Rasmussen R, Freiberg J, Holm S, Kelbaek H, Kofoed KE. Hove JD, et al. J Nucl Cardiol. 2008 Jul-Aug;15(4):530-4. doi: 10.1016/j.nuclcard.2008.02.034. Epub 2008 Apr 16. J Nucl Cardiol. 2008. PMID: 18674721
METHODS AND RESULTS: Cardiac N-13 ammonia positron emission tomography (PET) studies from 20 normal volunteers at rest and during dipyridamole stimulation were analyzed. ...CONCLUSIONS: OSEM reconstruction of myocardial perfusion images with N-13 …
METHODS AND RESULTS: Cardiac N-13 ammonia positron emission tomography (PET) studies from 20 normal volunteers at rest …
Noninvasive quantification of regional myocardial flow reserve in patients with coronary atherosclerosis using nitrogen-13 ammonia positron emission tomography. Determination of extent of altered vascular reactivity.
Beanlands RS, Muzik O, Melon P, Sutor R, Sawada S, Muller D, Bondie D, Hutchins GD, Schwaiger M. Beanlands RS, et al. J Am Coll Cardiol. 1995 Nov 15;26(6):1465-75. doi: 10.1016/0735-1097(95)00359-2. J Am Coll Cardiol. 1995. PMID: 7594072 Free article.
Dynamic N-13 ammonia positron emission tomographic imaging was performed at rest and during adenosine infusion. A three-compartment model was fit to regional N-13 ammonia kinetic data to determine myocardial flow. Group 3 patients underwe …
Dynamic N-13 ammonia positron emission tomographic imaging was performed at rest and during adenosine infusion. A three …
Evaluation of ammonia metabolism in the skeletal muscles of patients with cirrhosis using N-13 ammonia PET.
Nishiguchi S, Shiomi S, Kawamura E, Ishizu H, Habu D, Torii K, Kawabe J. Nishiguchi S, et al. Ann Nucl Med. 2003 Jul;17(5):417-9. doi: 10.1007/BF03006613. Ann Nucl Med. 2003. PMID: 12971644
We examined ammonia metabolism of the skeletal muscles in patients with liver cirrhosis after administration of BCAA using 13N-ammonia positron emission tomography (PET). ...The muscles were found to metabolize ammonia partially, and the role of this contribu …
We examined ammonia metabolism of the skeletal muscles in patients with liver cirrhosis after administration of BCAA using 13N-amm …
Assessment of the effects of dobutamine on myocardial blood flow and oxidative metabolism in normal human subjects using nitrogen-13 ammonia and carbon-11 acetate.
Krivokapich J, Huang SC, Schelbert HR. Krivokapich J, et al. Am J Cardiol. 1993 Jun 1;71(15):1351-6. doi: 10.1016/0002-9149(93)90554-p. Am J Cardiol. 1993. PMID: 8498380
The dual purposes of this study with positron emission tomography were to measure the effects of dobutamine on myocardial blood flow and oxidative metabolism, and to compare carbon-11 (C-11) acetate versus nitrogen-13 (N-13) ammonia in quantitating flow in no …
The dual purposes of this study with positron emission tomography were to measure the effects of dobutamine on myocardial blood flow and oxi …
PGC-1α Promotes Ureagenesis in Mouse Periportal Hepatocytes through SIRT3 and SIRT5 in Response to Glucagon.
Li L, Zhang P, Bao Z, Wang T, Liu S, Huang F. Li L, et al. Sci Rep. 2016 Apr 7;6:24156. doi: 10.1038/srep24156. Sci Rep. 2016. PMID: 27052737 Free PMC article.
Excess ammonia is produced during fasting when amino acids are used for glucogenesis. ...Interestingly, (15)N-labeled urea and (13)C-labeled glucose production in wild-type mice were significantly increased compared with PGC-1alpha null mice by [(15)N,(13)C]a …
Excess ammonia is produced during fasting when amino acids are used for glucogenesis. ...Interestingly, (15)N-labeled urea and (13)C- …
48 results