vertebrae

Cytoplasm affects the number of vertebrae in carp-goldfish clones

...earance and in most physical traits. The number of vertebrae in the clones, however, was in the range of the re...he number of vertebrae. Common carp have 33 to 36 vertebrae in their backbones, while goldfish have 26 to 28. Six of the seven cloned fish had between 26 and 28...

Vitamin A's paradoxical role in influencing symmetry during embryonic development revealed

...the body. That is, somites (which give rise to the vertebrae and other body structures that are symmetrical) were unevenly distributed on the right and left axis. Normally, equal numbers of somites occur on each side. In addition to improving scientific knowledge about early development, these research findin...

New method shows it is possible to grow bone for grafts within a patient's body

...oken bone. They use the same method to fuse spinal vertebrae to treat serious spinal injuries and back pain. Although this works well at the repair site, the removal operation is extremely painful and can produce serious complications. If the new method is confirmed in clinical studies, it will become possible...

Beauty queens urge girls not to sacrifice their bones

...g your back during middle-age can help prevent the vertebrae from weakening or fracturing when people get older". The "IOF Beauties and the Bones" event was held in conjunction with the biennial IOF World Wide Conference of Osteoporosis Patient Societies. This event, also held in Bangkok, marks the first tim...

Gradient guides nerve growth down spinal cord

...rd. They pass out of the cord between each pair of vertebrae and extend to different parts of the body, for example the hand or foot. Zou and colleagues studied the guidance system used to assemble this complex network in newborn mice, where corticospinal axon growth is still underway. Before birth, axons gro...

Stowers scientists demonstrate mechanism of vertebral formation

...the morphogenesis of the tissue that generates the vertebrae and the periodic production of their precursors." The Snail factors which are known to control the transition of the epithelium to a mesenchyme state have been actively studied in cancer, where they are thought to play a role in controling tumor in...

Paleontologists discover new mammal from Mesozoic Era

... 19 or 20 thoracic and lumbar vertebrae. The extra vertebrae give Yanoconodon a more elongated body form, in contrast to its relatively shorter and very primitive limb and foot structures. The new mammal also has lumbar ribs, a rare feature among modern mammals. "The discoveries of exquisitely preserved Mes...