Very recently, and for the first time, ultrastructure analysis of the surface of H. pylori 26695 has revealed a sheathed, surface organelle, coded by the cag-PAI genes, HP0527 (forms sheath around the pilus needle) and HP0532/ cagT (forms the base of the pilus) [ 58].
Oligodendrocytes and Schwann cells produce the myelin sheath around neuronal axons.
It is named for the rough, horny sheath around the base of its bill shielding its nostrils.
Its researchers have turned them into a type of cell that produces the insulating sheath around a nerve cell.
It destroys myelin, the protective sheath around nerve fibers in the brain and spinal cord, and gradually damages the nerves themselves.
Schilling had tape over his right ankle, which has a torn sheath around a tendon, but he won Game 2 with six strong innings.
Leon Fleisher has canceled his appearance at Tanglewood tomorrow afternoon, citing tenosynovitis (an inflammation of the sheath around the tendon) in both hands.
Already, one superconducting cable pilot project -- in Detroit -- was stymied by cracks in the outer protective sheath around the cable that allowed coolant to leak out.
Several roots usually do this, and they become grafted together, enclosing their host's trunk in a strangling latticework, ultimately creating a nearly complete sheath around the trunk.
Several roots usually do this, and they become grafted together as they crisscross each other to form a lattice, ultimately creating a nearly complete sheath around the trunk.
The stromal and interstitial cells that surround the follicle arrange themselves concentrically to form a theca (an enclosing sheath) around the zona granulosa.
