Plant Cell and Tissue Differentiation and Secondary Metabolites

2004 ◽  
Vol 2004 (5) ◽  
pp. 264-271 ◽  
Author(s):  
Wei Zhang ◽  
Chris Franco ◽  
Chris Curtin ◽  
Simon Conn

Plant cells and tissue cultures hold great promise for controlled production of a myriad of useful secondary metabolites on demand. The current yield and productivity cannot fulfill the commercial goal of a plant cell-based bioprocess for the production of most secondary metabolites. In order to stretch the boundary, recent advances, new directions and opportunities in plant cell-based bioprocessing, have been critically examined for the 10 years from 1992 to 2002. A review of the literature indicated that most of the R&D work was devoted predominantly to studies at an empirical level. A rational approach to molecular plant cell bioprocessing based on the fundamental understanding of metabolic pathways and their regulations is urgently required to stimulate further advances; however, the strategies and technical framework are still being developed. It is the aim of this review to take a step forward in framing workable strategies and technologies for molecular plant cell-based bioprocessing. Using anthocyanin biosynthesis as a case study, an integrated postgenomic approach has been proposed. This combines the functional analysis of metabolic pathways for biosynthesis of a particular metabolite from profiling of gene expression and protein expression to metabolic profiling. A global correlation not only can thus be established at the three molecular levels, but also places emphasis on the interactions between primary metabolism and secondary metabolism; between competing and/or complimentary pathways; and between biosynthetic and post-biosynthetic events.


2020 ◽  
Vol 21 (3) ◽  
pp. 716 ◽  
Author(s):  
Thanh-Tam Ho ◽  
Hosakatte Niranjana Murthy ◽  
So-Young Park

Recently, plant secondary metabolites are considered as important sources of pharmaceuticals, food additives, flavours, cosmetics, and other industrial products. The accumulation of secondary metabolites in plant cell and organ cultures often occurs when cultures are subjected to varied kinds of stresses including elicitors or signal molecules. Application of exogenous jasmonic acid (JA) and methyl jasmonate (MJ) is responsible for the induction of reactive oxygen species (ROS) and subsequent defence mechanisms in cultured cells and organs. It is also responsible for the induction of signal transduction, the expression of many defence genes followed by the accumulation of secondary metabolites. In this review, the application of exogenous MJ elicitation strategies on the induction of defence mechanism and secondary metabolite accumulation in cell and organ cultures is introduced and discussed. The information presented here is useful for efficient large-scale production of plant secondary metabolites by the plant cell and organ cultures.


2004 ◽  
Vol 9 (9) ◽  
pp. 433-440 ◽  
Author(s):  
Kirsi-Marja Oksman-Caldentey ◽  
Dirk Inzé

Planta Medica ◽  
1974 ◽  
Vol 25 (02) ◽  
pp. 158-165 ◽  
Author(s):  
F. Constabel ◽  
O. Gamborg ◽  
W. Kurz ◽  
W. Steck

2002 ◽  
Vol 7 (3) ◽  
pp. 138-149 ◽  
Author(s):  
Saurabh Chattopadhyay ◽  
Sunita Farkya ◽  
Ashok K. Srivastava ◽  
Virendra S. Bisaria

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