Technetium

"Technetium" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

MeSH information

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The first artificially produced element and a radioactive fission product of URANIUM. Technetium has the atomic symbol Tc, and atomic number 43. All technetium isotopes are radioactive. Technetium 99m (m=metastable) which is the decay product of Molybdenum 99, has a half-life of about 6 hours and is used diagnostically as a radioactive imaging agent. Technetium 99 which is a decay product of technetium 99m, has a half-life of 210,000 years.

Descriptor ID	D013667
MeSH Number(s)	D01.268.271.870 D01.268.556.843 D01.268.956.875 D01.496.749.305.870 D01.552.544.843
Concept/Terms	Technetium Technetium Technetium 99m Technetium 99m 99m, Technetium

Below are MeSH descriptors whose meaning is more general than "Technetium".

Chemicals and Drugs [D]
Inorganic Chemicals [D01]
Elements [D01.268]
Elements, Radioactive [D01.268.271]
Technetium [D01.268.271.870]
Metals, Heavy [D01.268.556]
Technetium [D01.268.556.843]
Transition Elements [D01.268.956]
Technetium [D01.268.956.875]
Isotopes [D01.496]
Radioisotopes [D01.496.749]
Elements, Radioactive [D01.496.749.305]
Technetium [D01.496.749.305.870]
Metals [D01.552]
Metals, Heavy [D01.552.544]
Technetium [D01.552.544.843]

Below are MeSH descriptors whose meaning is related to "Technetium".

Below are MeSH descriptors whose meaning is more specific than "Technetium".

publications

Timeline | Most Recent

This graph shows the total number of publications written about "Technetium" by people in this website by year, and whether "Technetium" was a major or minor topic of these publications.

Bar chart showing 11 publications over 8 distinct years, with a maximum of 2 publications in 1999 and 2003 and 2007

To see the data from this visualization as text, click here.

Year	Major Topic	Minor Topic	Total
1999	2	0	2
2000	0	1	1
2003	2	0	2
2007	2	0	2
2011	1	0	1
2012	1	0	1
2013	1	0	1
2018	1	0	1

Below are the most recent publications written about "Technetium" by people in Profiles.

Sanders VA, Iskhakov D, Abdel-Atti D, Devany M, Neary MC, Czerwinski KR, Francesconi LC. Synthesis, characterization and biological studies of rhenium, technetium-99m and rhenium-188 pentapeptides. Nucl Med Biol. 2019 Jan - Feb; 68-69:1-13.

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Poineau F, Weck PF, Burton-Pye BP, Denden I, Kim E, Kerlin W, German KE, Fattahi M, Francesconi LC, Sattelberger AP, Czerwinski KR. Reactivity of HTcO(4) with methanol in sulfuric acid: Tc-sulfate complexes revealed by XAFS spectroscopy and first principles calculations. Dalton Trans. 2013 Apr 07; 42(13):4348-52.

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McGregor D, Burton-Pye BP, Mbomekalle IM, Aparicio PA, Romo S, L?pez X, Poblet JM, Francesconi LC. 99Tc and Re incorporated into metal oxide polyoxometalates: oxidation state stability elucidated by electrochemistry and theory. Inorg Chem. 2012 Aug 20; 51(16):9017-28.

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Burton-Pye BP, Radivojevic I, McGregor D, Mbomekalle IM, Lukens WW, Francesconi LC. Photoreduction of 99Tc pertechnetate by nanometer-sized metal oxides: new strategies for formation and sequestration of low-valent technetium. J Am Chem Soc. 2011 Nov 23; 133(46):18802-15.

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Cantorias MV, Howell RC, Todaro L, Cyr JE, Berndorff D, Rogers RD, Francesconi LC. MO tripeptide diastereomers (M=99/99mTc, Re): models to identify the structure of 99mTc peptide targeted radiopharmaceuticals. Inorg Chem. 2007 Sep 03; 46(18):7326-40.

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Kahn LH, von Hippel F. How the radiologic and nuclear medical communities can improve nuclear security. J Am Coll Radiol. 2007 Apr; 4(4):248-51.

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Bao A, Goins B, Klipper R, Negrete G, Phillips WT. Direct 99mTc labeling of pegylated liposomal doxorubicin (Doxil) for pharmacokinetic and non-invasive imaging studies. J Pharmacol Exp Ther. 2004 Feb; 308(2):419-25.

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Bao A, Goins B, Klipper R, Negrete G, Mahindaratne M, Phillips WT. A novel liposome radiolabeling method using 99mTc-"SNS/S" complexes: in vitro and in vivo evaluation. J Pharm Sci. 2003 Sep; 92(9):1893-904.

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Friedland RP, Shi J, Lamanna JC, Smith MA, Perry G. Prospects for noninvasive imaging of brain amyloid beta in Alzheimer's disease. Ann N Y Acad Sci. 2000 Apr; 903:123-8.

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Morales AA, N??ez-Gandolff G, P?rez NP, V?liz BC, Caballero-Torres I, Ducong? J, Fern?ndez E, Crespo FZ, Veloso A, Iznaga-Escobar N. Freeze-dried formulation for direct 99mTc-labeling ior-egf/r3 MAb: additives, biodistribution, and stability. Nucl Med Biol. 1999 Aug; 26(6):717-23.

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