After 10 seconds strain them out of the boiling water and rinse with cold water to prevent them cooking further. (nourisheveryday.com)
One of these can synthesize and release a toxin called ColicinE2, to which the second strain is sensitive. (sciencedaily.com)
The going theory for this — that antibodies generated by a first bout with dengue bind to a second strain, which helps it multiply in the immune cells — doesn't account for the internal bleeding and tissue damage, says Juthathip Mongkolsapaya of Mahidol University in Bangkok, Thailand. (sciencemag.org)