Part 1 Gene expression, regulation, and manipulation: gene expression in plant cells, J.Z. Zhang and J. Harada; gene regulation in plant cells, A. Shinmyo et al; T-DNA transfer to plants is mediated by pilus-like apparatus encodes by the Ti Plasmid virB Operon, C.I. Kado; gene regulation and protein secretion from plant cell cultures - the rice alpha-amylase system, B.R. Thomas et al; genetic modification of plant secondary metabolism - alteration of product levels by overexpression of amino acid decarboxylases, J. Berlin et al; genetic engineering of medicinal plants for tropane alkaloid production, Y. Yamada et al. Part 2 Cell physiology and metabolic pathway and regulation: regulation of the Shikimate pathway in suspension cultured cells of parsley, (petroselinum crispum L), E.E. Conn and K.F. McCue; light effect to promote secondary metabolite production of plant cell culture, H. Kurata et al; effect of elicitors on the production of secondary metabolites, A. Nishi; effect of dissolved oxygen concentration on the growth of surface-immobilized catharanthus roseus cells - a modelling and experimental study, J. Archambault et al; immobilization of plant cells, A. Tanaka. Part 3 Bioreactors and bioprocesses: tropane alkaloid production from datura stramonium - an integrated approach to bioprocess optimization of plant cell cultivation, D.D.Y. Ryu and R. Ballica; rheological characteristics of suspended cultures of perilla frutescens and their implications in bioreactor operation for anthocyanin production, J.-J. Zhong and T. Yoshida; fluid dynamic studies on plant root cultures for application to bioreactor design, D. Ramakrishnan and W.R. Curtis; application of hairy root bioreactors, N. Uozumi and T. Kobayashi; high density culture of plant cells using an air-lift column for production of valuable metabolites, T. Matsushita et al; production of plant secondary metabolites by extractive cultivation, H.N. Chang and S.J. Sim.