The sampling effects could further be minimized by taking blood samples from young nestlings of a standardized age.
They described, to his amazement, taking blood samples from inside a living heart without harm.
He was taking blood samples every twenty minutes, and, sure enough, I did drink it, the way I said I'd drunk it".
Nicola is a phlebotomist, taking blood samples from patients, on maternity leave after the birth of the couple's second child seven months ago.
Generally you are so busy taking blood samples and spinning them down, or asking participants questions about how alert they feel that although you're tired, you stay awake.
But many were too badly burned for identification and officials were taking blood samples from relatives to assist in DNA analysis.
But Dr. Barry said she was reluctant to draw any conclusions so early in the season, without taking blood samples to test for immunity.
For years Caccone and her colleagues have been taking blood samples from giant tortoises in the hope that some of them might have a Lonesome George-like signature to their DNA.
A blood test is considered the more direct approach, but those leagues would have to come to an agreement with their unions through collective bargaining over taking blood samples.
A team of seven biologists and 26 park rangers have begun taking blood samples from tortoises on nearby Isabela island in search of hybrid species that share as many or more genes with Lonesome George.
He cited the time he and his colleagues had immobilized a young bison in preparation for taking blood samples, and when they returned, an unrelated adult male bison was standing guard over the yearling, refusing to let the scientists approach.
