| 释义 |
Z line
Z linen. Any of the dark thin protein bands to which actin filaments are attached in a striated muscle fiber and that mark the boundaries of adjoining contractile units.Z line
Z line[′zē ‚līn] (histology) The line formed by attachment of the actin filaments between two sarcomeres. Z line
Z linea cross-striation bisecting the I band of striated muscle myofibrils and serving as the anchoring point of actin filaments at either end of the sarcomere. Synonym(s): intermediate disc, Z band, Z discZ linen. Any of the dark thin protein bands to which actin filaments are attached in a striated muscle fiber and that mark the boundaries of adjoining contractile units. Z line (līn) A cross-striation bisecting the I band of striated muscle myofibrils and serving as the anchoring point of actin filaments at either end of the sarcomere.
Synonym(s): Z band. Z line The structure delimiting each end of the sarcomere in striated muscle. It gives anchorage to titin and to the outer ends of the thin filaments.LegalSeeLineFinancialSeelineThesaurusSeemyofibril |