Results 31 to 40 of about 34,120 (225)

Improved accuracy of S-value-based dosimetry: a guide to transition from Cristy–Eckerman to ICRP adult phantoms

EJNMMI Physics, 2022
Background In 2016, the International Commission on Radiological Protection (ICRP) published the results of Monte Carlo simulations performed using updated and anatomically realistic voxelized phantoms. The resulting specific absorbed fractions are based
Shalini Subramanian, Bin He, Eric Frey, Derek W. Jokisch, Wesley Bolch, George Sgouros   +5 more
doaj   +1 more source

Role of brain perfusion SPECT with 99mTc HMPAO in the assessment of response to drug therapy in patients with autoimmune vasculitis: a prospective study [PDF]

, 2015
BACKGROUND: The diagnosis of vasculitis in the brain remains a quite difficult achievement. To the best of our knowledge, there is no imaging method reported in literature which is capable of reaching to a diagnosis of vasculitis with very high ...
Anna Margherita Maffione, 2, Christos, Anagnostou, CIVITELLI, Liana, COLLORONE, SARA, DRUDI, Francesco Maria, FRANCIA, Ada, LIBERATORE, Mauro, Maria Cristina Marzola, 3, MEGNA, VALENTINA, MORREALE, MANUELA, Rubello, Domenico, Sotirios Chondrogiannis, 2   +11 more
core   +1 more source

The Use of Low Ammonia Concentration in the Radiochemical Purity Test of [153Sm]Sm-EDTMP by Using the Thin Layer Chromatography Method [PDF]

Journal of Pure and Applied Chemistry Research, 2021
Radiochemical purity testing of [153Sm]Sm-EDTMP usually uses the Thin Layer Chromatography method. The mobile phase used is a mixture of 25% ammonia and water. However, the lowest ratio of 25% ammonia in the mobile phase is unknown.
Amal Rezka Putra, Khoirunnisa Fauziah Asyikin, Robertus Dwi Hendarto, Agus Ariyanto, Enny Lestari, Sumandi Juliyanto, Ahsanal Fikri   +6 more
doaj  

Effect of an extract of Centella asiatica on the biodistribution of sodium pertechnetate (Na^99mTcO₄) and on the fixation of radioactivity on blood constituents [PDF]

, 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, Benarroz M. O., Bernardo-Filho M., Capriles P. V., Claudia Leite Diniz, Danielle Santos de Almeida, Fernanda Santos do Carmo, Fonseca A. S., Frydman J. N. G., Goel H. C., Inamdar P. K., Jayashree G., Mario Bernardo Filho, Moreno S.R., Owunwanne A., Padma P. R., Rebello B. M., Saha G. B., Sebastião David Santos-Filho, Sharma J., Shobi V., Simões C. M. O., Sotiris Missailidis   +22 more
core   +4 more sources

Evaluation of melanin-targeted radiotherapy in combination with radiosensitizing drugs for the treatment of melanoma [PDF]

, 2014
The incidence of malignant melanoma is rising faster than that of any other cancer in the United States. An [131I]-labeled benzamide - [131I]MIP-1145 - selectively targets melanin, reduces melanoma tumor burden and increases survival in preclinical ...
Babich, John, Boyd, Marie, Hutchison, Sharon, Mairs, Robert, Rae, Colin, Tesson, Mathias   +5 more
core   +1 more source

Adjuvant Drug-Assisted Bone Healing: Advances and Challenges in Drug Delivery Approaches

Pharmaceutics, 2020
Bone defects of critical size after compound fractures, infections, or tumor resections are a challenge in treatment. Particularly, this applies to bone defects in patients with impaired bone healing due to frequently occurring metabolic diseases (above ...
Rebecca Rothe, Sandra Hauser, Christin Neuber, Markus Laube, Sabine Schulze, Stefan Rammelt, Jens Pietzsch   +6 more
doaj   +1 more source

A tool for nuclear imaging of the SARS-CoV-2 entry receptor: molecular model and preclinical development of ACE2-selective radiopeptides

EJNMMI Research, 2023
Purpose The angiotensin converting enzyme-2 (ACE2)—entry receptor of SARS-CoV-2—and its homologue, the angiotensin-converting enzyme (ACE), play a pivotal role in maintaining cardiovascular homeostasis.
Darja Beyer, Christian Vaccarin, Xavier Deupi, Ana Katrina Mapanao, Susan Cohrs, Fan Sozzi-Guo, Pascal V. Grundler, Nicholas P. van der Meulen, Jinling Wang, Matthias Tanriver, Jeffrey W. Bode, Roger Schibli, Cristina Müller   +12 more
doaj   +1 more source

Development of Antioxidant COX-2 Inhibitors as Radioprotective Agents for Radiation Therapy—A Hypothesis-Driven Review

Antioxidants, 2016
Radiation therapy (RT) evolved to be a primary treatment modality for cancer patients. Unfortunately, the cure or relief of symptoms is still accompanied by radiation-induced side effects with severe acute and late pathophysiological consequences ...
Markus Laube, Torsten Kniess, Jens Pietzsch   +2 more
doaj   +1 more source

Hematologic Toxicity of Concurrent Administration of Radium-223 and Next-generation Antiandrogen Therapies. [PDF]

, 2017
PURPOSE/OBJECTIVES: Radium-223 is a first-in-class radiopharmaceutical recently approved for the treatment of castration-resistant prostate cancer in patients with symptomatic bone metastases.
Basch, Beer, Chen, Cookson, De Bono, Den, Dreicer, Fizazi, Hoskin, Kantoff, Keizman, Morris, Nilsson, Nilsson, Parker, Petrylak, Ryan, Scher, Siegel, Tannock, Tu   +20 more
core   +2 more sources

Synthesis and Cyclooxygenase Inhibition of Sulfonamide-Substituted (Dihydro)Pyrrolo[3,2,1-hi]indoles and Their Potential Prodrugs

Molecules, 2019
Non-invasive imaging of cyclooxygenase-2 (COX-2) by radiolabeled ligands is attractive for the diagnosis of cancer, and novel highly affine leads with optimized pharmacokinetic profile are of great interest for future developments.
Markus Laube, Cemena Gassner, Torsten Kniess, Jens Pietzsch   +3 more
doaj   +1 more source