TRACHEARY ELEMENT DIFFERENTIATION IN ZINNIA MESOPHYLL CELL-CULTURES

被引:20
作者
CHURCH, DL [1 ]
机构
[1] UNIV WISCONSIN,DEPT BOT,MADISON,WI 53706
关键词
TRACHEARY ELEMENT; ZINNIA; XYLEM DIFFERENTIATION; TRANSDIFFERENTIATION; CELL SUSPENSION CULTURES;
D O I
10.1007/BF00027197
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Mechanically isolated mesophyll cells of Zinnia elegans differentiate into tracheary elements (TEs) when cultured in a medium containing adequate auxin and cytokinin. Differentiation in this culture system is relatively synchronous, rapid (occurring within 3 days of cell isolation) and efficient (with up to 65% of the mesophyll cells differentiating into TEs), and does not require prior mitosis. The Zinnia system has been used to investigate (a) cytological and ultrastructural changes occurring during TE differentiation, such as the reorganization of microtubules controlling secondary wall deposition, (b) the influences of calcium and of various plant hormones and antihormones on TE differentiation, and (c) biochemical changes during differentiation, including those occurring during secondary wall deposition, lignification and autolysis. This review summarizes experiments in which the Zinnia system has served as a model for the study of TE differentiation.
引用
收藏
页码:179 / 188
页数:10
相关论文
共 75 条
[1]  
ALONI R, 1988, VASCULAR DIFFERENTIA, P39
[2]  
Aloni R., 1988, VASCULAR DIFFERENTIA, P1
[3]   CYTODIFFERENTIATION OF XYLEM CELLS-INVITRO - AN OVERVIEW [J].
BENGOCHEA, T ;
HARRY, GI ;
DODDS, JH .
HISTOCHEMICAL JOURNAL, 1983, 15 (05) :411-418
[4]   DIRECT TRANSDIFFERENTIATION - CAN CELLS CHANGE THEIR PHENOTYPE WITHOUT DIVIDING [J].
BERESFORD, WA .
CELL DIFFERENTIATION AND DEVELOPMENT, 1990, 29 (02) :81-93
[5]   COMPARISON OF TRACHEARY ELEMENT DIFFERENTIATION IN INTACT LEAVES AND ISOLATED MESOPHYLL-CELLS OF ZINNIA-ELEGANS [J].
BURGESS, J ;
LINSTEAD, P .
MICRON AND MICROSCOPICA ACTA, 1984, 15 (03) :153-160
[6]   INVITRO TRACHEARY ELEMENT FORMATION - STRUCTURAL STUDIES AND THE EFFECT OF TRI-IODOBENZOIC ACID [J].
BURGESS, J ;
LINSTEAD, P .
PLANTA, 1984, 160 (06) :481-489
[7]   HORMONAL INDUCTION AND ANTIHORMONAL INHIBITION OF TRACHEARY ELEMENT DIFFERENTIATION IN ZINNIA CELL-CULTURES [J].
CHURCH, DL ;
GALSTON, AW .
PHYTOCHEMISTRY, 1988, 27 (08) :2435-2439
[8]   KINETICS OF DETERMINATION IN THE DIFFERENTIATION OF ISOLATED MESOPHYLL-CELLS OF ZINNIA-ELEGANS TO TRACHEARY ELEMENTS [J].
CHURCH, DL ;
GALSTON, AW .
PLANT PHYSIOLOGY, 1988, 88 (01) :92-96
[9]   4-COUMARATE, COENZYME-A LIGASE AND ISOPEROXIDASE EXPRESSION IN ZINNIA MESOPHYLL-CELLS INDUCED TO DIFFERENTIATE INTO TRACHEARY ELEMENTS [J].
CHURCH, DL ;
GALSTON, AW .
PLANT PHYSIOLOGY, 1988, 88 (03) :679-684
[10]   HORMONAL INDUCTION OF VASCULAR DIFFERENTIATION IN CULTURED ZINNIA LEAF-DISKS [J].
CHURCH, DL ;
GALSTON, AW .
PLANT AND CELL PHYSIOLOGY, 1989, 30 (01) :73-78