Tag: "digit" at biology news
Lipids get new comprehensive classification system
... Another part of the classification system is a 12 digit
identifier for each unique lipid molecule, called a LIPID ID. The identifier is based on the classification scheme and will be used mainly in databases, such as the LIPID MAPS database. "The format of the LIPID ID provides a systematic means of assig...
Did feathered dinosaurs exist?
...hat the vast majority of evidence supports a 2-3-4 digit
identity for bird wings. The bird hand "appears different from that in theropod dinosaurs," they say, and casts doubt upon the theropod derivation hypothesis. Finally, they discuss the significance of the Chinese discoveries with respect to bird orig...
Cholesterol gets 'thumbs up' for role in digit development
...patterning the developing embryo, including proper digit
patterning. Chiang led the early studies showing...ice without Sonic hedgehog developed only a single digit
â? a thumb on the front paw (or a "big toe"on the back paw). The Sonic hedgehog protein is produce...