Results 11 to 20 of about 37,508 (264)

Technetium-99m ceftizoxime kit preparation [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2005
The aim of this work was to prepare a kit of 99mTc-ceftizoxime (99mTc-CFT), with stability and biological activity preserved, able to identify a septic focus (E. coli) in the experimental infection model in rats.
Simone Odília Fernandes Diniz   +4 more
doaj   +5 more sources

Evaluation of thyroid nodules with technetium‐99m MIBI and technetium‐99m pertechnetate [PDF]

open access: bronzeHead & Neck, 2001
AbstractBackgroundMost thyroid centers use fine‐needle aspiration (FNA) and technetium‐99m pertechnetate for the preoperative assessment of thyroid nodules. This approach is sufficient in most cases other than follicular neoplasm, and follicular carcinoma is more common than papillary carcinoma in developing countries such as in our center.
Mike Sathekge   +4 more
openalex   +4 more sources

Comparison of Post-injection Site Pain Between Technetium Sulfur Colloid and Technetium Tilmanocept in Breast Cancer Patients Undergoing Sentinel Lymph Node Biopsy. [PDF]

open access: yes, 2015
BackgroundNo prior studies have examined injection pain associated with Technetium-99m Tilmanocept (TcTM).MethodsThis was a randomized, double-blinded study comparing postinjection site pain between filtered Technetium Sulfur Colloid (fTcSC) and TcTM in ...
Baker, Jennifer L   +6 more
core   +1 more source

Effect of an extract of Centella asiatica on the biodistribution of sodium pertechnetate (Na99mTcO4) and on the fixation of radioactivity on blood constituents [PDF]

open access: yes, 2008
This study evaluates the effects of an acute treatment with a Centella asiatica (CA) extract on the biodistribution of the radiopharmaceutical Na99mTcO4 and on the fixation of technetium-99m on blood constituents. Wistar rats were treated with CA extract
Adenilson de Souza da Fonseca   +22 more
core   +4 more sources

Breast cancer: Monitoring response to neoadjuvant chemotherapy using Tc-99m sestamibi scintimammography [PDF]

open access: yes, 2003
Background: Aim of the study was to assess the value of scintimammography using Tc-99m sestamibi in the evaluation of tumor response to neoadjuvant chemotherapy.
Brinkbäumer, K.   +6 more
core   +1 more source

A Picture of Modern Tc-99m Radiopharmaceuticals: Production, Chemistry, and Applications in Molecular Imaging

open access: yesApplied Sciences, 2019
Even today, techentium-99m represents the radionuclide of choice for diagnostic radio-imaging applications. Its peculiar physical and chemical properties make it particularly suitable for medical imaging.
Alessandra Boschi   +2 more
doaj   +1 more source

Synthesis and Evaluation of 99mTc-Labelled 2-Nitroimidazole Derivatives with Different Linkers for Tumour Hypoxia Imaging

open access: yesPharmaceuticals, 2023
When developing novel radiopharmaceuticals, a linker moiety between the chelator and targeting vector can have a crucial influence on adjusting the affinity of the tracer and its biodistribution in organisms.
Qing Ruan   +6 more
doaj   +1 more source

Technetium Complexes and Radiopharmaceuticals with Scorpionate Ligands

open access: yesMolecules, 2018
Scorpionate ligands have played a crucial role in the development of technetium chemistry and, recently, they have also fueled important advancements in the discovery of novel diagnostic imaging agents based on the γ-emitting radionuclide ...
Petra Martini   +5 more
doaj   +1 more source

Radioisotopic purity and imaging properties of cyclotron-produced 99mTc using direct 100Mo(p,2n) reaction [PDF]

open access: yes, 2018
Evaluation of the radioisotopic purity of technetium-99m (99mTc) produced in GBq amounts by proton bombardment of enriched molibdenum-100 (100Mo) metallic targets at low proton energies (i.e. within 15\u201320 MeV) is conducted.
Bello, M.   +24 more
core   +2 more sources

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