منابع مشابه
“What goes round comes round”
Soon after the discovery of x-rays by Roentgen, radioactivity by Becquerel, and radium by the Curies, it was concluded that x-rays could not only be used for diagnostic purposes but also for therapy [1,2]. In the early years of radiation therapy, physicians had little understanding or knowledge of the physical nature and biological effects of radiation, the delivered doses were not certain, the...
متن کاملWhat goes around, comes around.
To cite: Magalhães-Costa P, Chagas C. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2015209745 DESCRIPTION A 60-year-old Caucasian Portuguese man, who had emigrated from Mozambique 30 years earlier, presented to our department with a 1-month history of epigastric pain, nausea, vomiting, weight loss and watery diarrhoea. He had two previous episodes of treated sy...
متن کاملSoftware Testing: What Goes Around Comes Around
Software Testing Most people knowledgeable about technology generally understand that testing is useful, but they’re short on concrete details as to why. Furthermore, some fail to recognize that testing can be as problematic as it is beneficial. Some think that software testing is merely a set of tools—they have no idea about its rich history of debates over deep theoretical questions. Furtherm...
متن کاملBacterial Evolution: What Goes Around Comes Around
Over 3 billion years ago, cellular life began anaerobically. A new study now establishes a key link between oxidative stress and proliferation of wall-less bacteria known as L-forms. The finding provides insights into both the origin of life and the potential threat posed by pathogenic L-forms.
متن کاملCirculating tumor cells: what goes around, comes around.
When invasive tumors are merely a few millimeters, they have the capacity to infiltrate normal tissue, create a reactive stroma, and generate a neovascular response. The tumor neovascularization creates an angiogenic support for cellular proliferation and vascular entry that leads to tumor dissemination. Despite excision of the primary neoplastic mass, residual tumor cells remain occult to phys...
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ژورنال
عنوان ژورنال: Biomedical Imaging and Intervention Journal
سال: 2006
ISSN: 1823-5530
DOI: 10.2349/biij.2.1.e1