Results 61 to 70 of about 525,962 (295)

Use of bone-SPECT/CT and Na[18F]F-PET/CT in hyperparathyroidism

open access: yesFrontiers in Nuclear Medicine
Hyperparathyroidism disrupts the balance of physiological bone formation and resorption by upregulating osteoclast activity. This leads to hypercalcemia, resulting in osteoporosis and eventually the formation of “brown tumors.” Currently used ...
Wouter van der Bruggen   +1 more
doaj   +1 more source

Multiple brown tumors caused by a parathyroid adenoma mimicking metastatic bone disease from giant cell tumor

open access: yesWorld Journal of Nuclear Medicine, 2016
Brown tumor affects multiple bones in the body with variable clinical symptoms, which may be misdiagnosed as multiple bone metastases or primary bone tumor.
Rohit Phulsunga   +6 more
doaj   +1 more source

An Engineered Living Material With Pro‐Angiogenic Activity Inducible by Near‐Infrared Light

open access: yesAdvanced Functional Materials, EarlyView.
NIR‐responsive engineered living materials (ELMs) for controlled angiogenesis: Near‐infrared (800 nm) light activates engineered probiotic bacteria within alginate‐based living materials to secrete a blood vessel‐regenerating protein. The released protein promotes pro‐angiogenic effects in endothelial networks and chick chorioallantoic membranes.
Anwesha Chatterjee   +4 more
wiley   +1 more source

Brown Tumors of Hyperparathyroidism: A 13-Year Retrospective Case Series from a Tertiary Center in South India

open access: yesJournal of Orthopaedic Case Reports
Introduction: Brown tumors are rare, non-neoplastic osteolytic lesions resulting from hyperparathyroidism (HPT), often mimicking bone metastases. Although their incidence has declined in developed nations due to early biochemical screening, they remain ...
K Ajith John   +2 more
doaj   +1 more source

Giant Cell Reparative Granuloma (G.C.R.G) of the Maxillary Sinus (Brown Tumor): a Case Report and Review of Literature [PDF]

open access: yesJournal of Kerman University of Medical Sciences, 2005
The patient is a seventheen years old girl, with severe pain and swelling in right maxillary sinus region and facial deformity from two weeks prior to referring.
K Mozafarinia
doaj  

Focal Spot, Summer 2002 [PDF]

open access: yes, 2002
https://digitalcommons.wustl.edu/focal_spot_archives/1091/thumbnail ...

core   +1 more source

Cancer-associated TERT promoter mutations abrogate telomerase silencing. [PDF]

open access: yes, 2015
Mutations in the human telomerase reverse transcriptase (TERT) promoter are the most frequent non-coding mutations in cancer, but their molecular mechanism in tumorigenesis has not been established.
Boyle, John   +5 more
core   +1 more source

Elucidating the Role of Surface Ligands on the Oxidative Etching of Au Bipyramids During Photothermia Using Liquid Cell Transmission Electron Microscopy

open access: yesAdvanced Functional Materials, EarlyView.
Gold bipyramids can act as efficient plasmonic nanoheaters, but they often reshape during laser heating. This study shows that oxygen nanobubbles drive oxidative etching and that surface ligands control stability. CTAB‐ and citrate‐coated particles blunt and lose optical performance, whereas polystyrene sulfonate preserves shape and heating by ...
Irene López‐Sicilia   +7 more
wiley   +1 more source

An unusual case report: normocalcemic markers and their relationship with multiple sclerosis in primary hyperparathyroidism disease revealed by radiological markers with the diagnosis of brown tumor

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2022
Background Brown tumor is a giant cell focal bone lesion associated with hyperparathyroidism and is more common in long bones such as the femur, ribs, pelvis, and clavicle, rather than in the head and neck region.
Nuray Er, Selen Adiloğlu, Gülin Acar
doaj   +1 more source

Decitabine impact on the endocytosis regulator RhoA, the folate carriers RFC1 and FOLR1, and the glucose transporter GLUT4 in human tumors. [PDF]

open access: yes, 2014
BackgroundIn 31 solid tumor patients treated with the demethylating agent decitabine, we performed tumor biopsies before and after the first cycle of decitabine and used immunohistochemistry (IHC) to assess whether decitabine increased expression of ...
A Kumari   +55 more
core   +2 more sources

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