Results 31 to 40 of about 221,735 (309)

Transplantable melanomas in hamsters and gerbils as models for human melanoma : sensitization in melanoma radiotherapy : from animal models to clinical trials [PDF]

open access: yes, 2018
The focus of the present review is to investigate the role of melanin in the radioprotection of melanoma and attempts to sensitize tumors to radiation by inhibiting melanogenesis. Early studies showed radical scavenging, oxygen consumption and adsorption
Andrzej Słominski   +11 more
core   +1 more source

Radiation exposure by medical X-ray applications

open access: yesGMS German Medical Science, 2022
Background: Radioactive material and ionising radiation play a central role in medical diagnostics and therapy. The benefit of ionising radiation is opposed by the risk of irreparable damage of the human organism.
Buchberger, Barbara   +4 more
doaj   +1 more source

Spontaneous and Radiation-Induced Chromosome Aberrations in Primary Fibroblasts of Patients With Pediatric First and Second Neoplasms [PDF]

open access: yesFrontiers in Oncology, 2020
The purpose of the present study was to investigate whether former childhood cancer patients who developed a subsequent secondary primary neoplasm (SPN) are characterized by elevated spontaneous chromosomal instability or cellular and chromosomal radiation sensitivity as surrogate markers of compromised DNA repair compared to childhood cancer patients ...
Zahnreich, Sebastian   +12 more
openaire   +5 more sources

Two Metachronous Neoplasms in the Radiotherapy Fields of a Young Man With Familial Adenomatous Polyposis

open access: yesJournal of Investigative Medicine High Impact Case Reports, 2013
Background: It is recognized that various radiation-induced malignancies often follow childhood radiotherapy. Radiation-induced neoplasms have been shown to occur with increased frequency in syndromes due to mutated tumor suppressor genes. There exist no
Patrick A. Williams BS   +4 more
doaj   +1 more source

Intranasal melanoma treated with radiation therapy in three dogs [PDF]

open access: yes, 2017
Three dogs were investigated for chronic unilateral nasal discharge. In all cases CT imaging showed an intranasal mass causing turbinate lysis and no evidence of metastasis.
Blackwood, L   +6 more
core   +4 more sources

The current diagnosis of superficial bladder cancer must be reconsidered [PDF]

open access: yes, 2002
The high recurrence and progression rates in superficial bladder cancer are partially related to the deficiencies of the standard conventional diagnostic modalities.
Hofstetter, Alfons, Zaak, Dirk
core   +1 more source

Salvage resection of advanced mediastinal tumors [PDF]

open access: yes, 2019
The surgical treatment of locally advanced mediastinal tumors invading the great vessels and other nearby structures still represent a tricky question, principally due to the technical complexity of the resective phase, the contingent need to carry out
Andreetti, Claudio   +9 more
core   +1 more source

Genetic Pathway in the Pathogenesis of Therapy-Related Myeloid Neoplasms: A Literature Review

open access: yesOncology and Therapy, 2020
Therapy-related myeloid neoplasms are a life-threatening and often fatal complication, associated with poor prognosis outcomes and with high-risk unfavorable cytogenetic abnormalities including complex karyotype. They occur after the treatment of primary
Tegenaw Tiruneh   +2 more
doaj   +1 more source

Radiogenic Vaginal Angiosarcoma: a Clinical Case

open access: yesКреативная хирургия и онкология, 2020
Background. Vaginal sarcomas are rare malignant mesenchymal neoplasms. Incidence rate of vulvar and vaginal sarcomas ranges from 1 to 3%. Vaginal sarcomas are usually represented by leiomyosarcomas in reproductive-age women.
K. V. Menshikov   +4 more
doaj   +1 more source

Local treatment with electrochemotherapy of superficial angiosarcomas: Efficacy and safety results from a multi-institutional retrospective study [PDF]

open access: yes, 2016
Background: Angiosarcoma is an aggressive vascular neoplasm with a high propensity for local recurrence. Electrochemotherapy is an emerging skin-directed therapy, exerting prominent cytotoxic activity, and antivascular effects.
Bonadies, CARLO ALBERTO   +12 more
core   +1 more source

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