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magnetic nanoparticles

Toward a fast, simple test for detecting cholera rampaging in 40 countries

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With cholera on the rampage in Haiti and almost 40 other countries, scientists are reporting the development of a key advance that could provide a fast, simple test to detect the toxin that causes the disease. The report appears in ACS’ journal Bioc…

Categories Blog Entry, Earth, Energy & Environment, Health, Life & Non-humans, Physics & Mathematics

Detecting lethal diseases with rust and sand

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The next big thing in medical diagnostics could be minutes particles of rust, iron oxide, coated with the material from which sand is formed, silicon dioxide. These magnetic nanoparticles, a mere 29 to 230 nanometers across, can be used to trap an…

Categories Blog Entry, Health, Life & Non-humans, Physics & Mathematics, Technology

Tumor cells in blood may signal worse prognosis in head and neck cancer patients

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COLUMBUS, Ohio — A new study suggests that the presence of tumor cells in the circulating blood of patients with squamous cell cancer of the head and neck may predict disease recurrence and reduced survival. An increased number of circulating tumo…

Categories Blog Entry, Health

Virginia Tech engineers introduce thermotherapy as a chemotherapy alternative

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Using hyperthermia, Virginia Tech engineering researchers and a colleague from India unveiled a new method to target and destroy cancerous cells. The research was presented at the 63rd annual meeting of the American Physical Society Nov. 23 in…

Categories Blog Entry, Earth, Energy & Environment, Health, Technology

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