The magnetic field sensors enabling birds to extract orientational information from the Earth's magnetic field have remained enigmatic.
Such a highly effective lung is seen in modern birds which extract about twice as much oxygen per unit air volume as mammals do.
Total RNA and DNA from homogenized mosquito pools and tissue samples (brain, liver, lung, and heart) from bats and birds were extracted by using an RTP DNA/RNA Virus Mini Kit (STRATEC Biomedical, Birkenfeld, Germany) according the manufacturer's instructions.
But smaller, frailer birds could not extract themselves and some died.
The man, Ulrich Oberender, would teach Gunter how to gently extract birds from the net without injuring their delicate wings.
Edible Bird's Nest extract coded as HMG demonstrated chondro-protection ability on human articular chondrocytes in vitro.
Previous studies on edible bird's nest extract (EBN) had reported the presence of hormone-like substance; avian epidermal growth factor that could stimulate cell division and enhance regeneration.
Though the sensitivity and specificity of TaqMan RT-PCR assay are excellent, the centralization of testing and the multiple steps necessary to extract bird tissues from carcasses, purify RNA, and screen samples for WNV genome presented major logistical, biosafety, reporting, and financial challenges.
A brace of quail was neatly butterflied, but the meat from the unboned birds proved difficult to extract.
Mechanical claws extract the birds' insides, and a line of hooks carry away the "gut pack" — the livers, gizzards, and hearts, with the intestines dangling like limp spaghetti.
