Archive: 01/09/2009

Why don't brain tumors respond to medication?

Malignant brain tumors often fail to respond to promising new medication. Researchers in Heidelberg have discovered a mechanism and a tumor marker for the development of this resistance. A "death receptor" can possibly provide ...

dateSep 01, 2009 in Cancer
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Internet complicates doctor-patient relationships

Patients who ask their doctor about information they have read on the Internet, or webs that better inform them of their diagnosis, are no longer a rarity. A study undertaken by Spanish researchers reveals the advantages ...

dateSep 01, 2009 in Health
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When a whistle beats a tweet

Biologists have discovered that a species of Australian pigeon has a secret way of alerting fellow birds to predators -- a "whistle" emitted by flapping wings when the bird takes off in alarm.

dateSep 01, 2009 in Plants & Animals
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