Most American pottery was made by coiling, which may be related to ancient basketmaking methods. In this technique, a coil is rolled and shaped into a base, and the walls are built up from there. The ...
Background To compare the effects of endovascular coiling and neurosurgical clipping in patients with unruptured intracranial aneurysm. Methods Sixteen electronic databases were searched for ...
Each of us has enough DNA to reach from here to the sun and back, more than 300 times. How is all of that DNA packaged so tightly into chromosomes and squeezed into a tiny nucleus? Histones are a ...