Invited for this months cover picture is the group of Professor Bernd Neumaier at the Institute of Radiochemistry and Experimental Molecular Imaging at the University Clinic of Cologne. The cover picture shows the differences in brain metabolism of a healthy young and a healthy old subject, as well as a patient suffering from Parkinsons disease (left to right) uncovered by 6-[(18)F]FDOPA-positron emission tomography (PET). Morbus Parkinson occurs when nerve cells that produce dopamine begin to die. The shortage of dopamine leads to movement problems in affected individuals. 6-[(18)F]FDOPA is extensively used to evaluate the progression of Parkinsons disease. Bold stick projections of this PET tracer, as well as a neuronal network, are seen in the background. Unfortunately, conventional procedures to produce 6-[(18)F]FDOPA are cumbersome. Thus, several recent developments aim at the simplification of this radiosynthesis. In our work, we studied the applicability of the recently reported Ni-mediated radiofluorination approach for daily routine production of 6-[(18)F]FDOPA. For more details, see the Full Paper on p. 457 ff.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4603396 | PMC |
http://dx.doi.org/10.1002/open.201500144 | DOI Listing |
JCEM Case Rep
February 2025
First Department of Internal Medicine, Wakayama Medical University, Wakayama City, Wakayama 641-8509, Japan.
Tumor-induced osteomalacia is characterized by hypophosphatemia and fragility fractures caused by fibroblast growth factor 23 (FGF23)-producing tumors. We report a case of tumor-induced osteomalacia in which the tumor location could be determined by gallium 68 (Ga)-DOTATOC positron emission tomography (PET)/computed tomography (CT). A 74-year-old woman had recurrent fractures and bone pain.
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February 2025
Department of Nuclear Medicine, Gansu Provincial Cancer Hospital, Lanzhou, Gansu, 730050, China.
Liposomal nanocarriers are able to carry peptides for efficient and selective delivery of radioactive tracer and drugs into the tumors. Angiopoietin 2 (ANGPT2) is an excellent biomarker for precise diagnosis and therapy of glioma. The present study aimed to design ANGPT2-specific peptides to modify the surface of nanoliposomes containing doxorubicin (Dox) for integrative imaging and targeting therapy of glioma.
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March 2025
Department of Joint and Trauma Surgery, The Third Affiliated Hospital, Sun Yat-sen University, No. 600 Tianhe Road, Guangzhou 510630, China.
Phosphaturic mesenchymal tumor (PMT) is a rare benign mesenchymal tumor characterized by excessive secretion of fibroblast growth factor 23 (FGF23), leading to phosphate loss and systemic osteomalacia. Despite recent progress in PMT research, no consensus on diagnosis and treatment guidelines has been established. This case series describes the clinical and pathological features of six pathologically confirmed PMT patients treated at the Third Affiliated Hospital of Sun Yat-sen University from 2010 to 2024, aiming to provide new insights for the management of this condition.
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November 2024
Third Department of Obstetrics and Gynecology, University General Hospital "ATTIKON", Medical School, National and Kapodistrian University of Athens, Athens, Greece.
Background: Endometrial stromal sarcomas (ESS) are rare uterine mesenchymal tumors that histologically resemble endometrial stroma of functioning endometrium. The key characteristic of those tumors is the difficulty to diagnose preoperatively that leads to high rate of misdiagnosis. The aim of this case report is to present an extremely rare mutation of these already rare tumors and urge for more personalized therapies in the future.
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December 2024
The PLA Center of Respiratory and Allergic Disease Diagnosing Management, General Hospital of Northern Theater Command, Shenyang, China.
Background: Patients with asthma exhibit a significantly heightened susceptibility to eosinophilic granulomatosis with polyangiitis (EGPA) when compared to the general population. Vigilance for EGPA manifestations is crucial, especially in cases where asthma remains poorly controlled despite high-dose corticosteroid therapy or when eosinophil counts exceed 5%. The diagnosis of EGPA can be complex due to the absence of definitive biomarkers, as indicated by the American College of Rheumatology (ACR)'s 1990 classification criteria.
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