What Is The Job Of The Golgi Apparatus In An Animal Cell

• Published: Feb 2004

The Golgi in plants and animals

Nature Cell Biology book 6,page 81 (2004)Cite this commodity

An Erratum to this article was published on 01 May 2004

The Golgi Apparatus and the Plant Secretory Pathway

Edited past:

• David Robinson

Blackwell Publishing 2003 £85.00/$139.95

When I learned biology at loftier school, the textbook clearly stated — as one of the many differences between animal and plant cells — that the Golgi apparatus is nowadays in animate being cells, whereas it is absent-minded from constitute cells. More than than thirty years take passed, and today I hope that most cell biologists know that this is not so. Despite the fact that institute cells accept the Golgi, there remains a large difference in our knowledge of animal and plant Golgi. Whereas its role as the protein-sorting centre in the prison cell has been established by studies on mammalian and yeast cells, our understanding of the plant Golgi has only begun to accrue. The Golgi Appliance and the Plant Secretory Pathway, published as an upshot of Annual Plant Reviews, is very timely considering it summarizes not only what we know only besides what we exercise not know about the plant Golgi.

This book, edited by David Robinson (University of Heidelberg, Deutschland), consists of xiv chapters that have been contributed by many institute Golgi researchers. The first part is dedicated to a comparison of the construction and organization of the plant Golgi with those of the non-institute Golgi. Affiliate 1, by B. Glick, on the yeast Golgi is a practiced introduction that serves to refresh our noesis of Golgi structure and organization. Affiliate 2, by M. Pavelka and D. Robinson, in addition to showing cute pictures of the plant Golgi that volition appeal to many readers, discusses differences betwixt animal and plant Golgi. The chapters that follow focus on pathways of vesicular trafficking betwixt the endoplasmic reticulum and the Golgi and likewise between the Golgi and the vacuole, the plant counterpart of the mammalian lysosome. Separate chapters describe the role of the Golgi in protein glycosylation and its interaction with the cytoskeleton. Many components involved in trafficking have now been identified in plants and are similar to their non-institute counterparts, such every bit COPI and COPII subunits, Sar/Arf and Rab GTPases, and SNARE molecules. Discussions of these components demonstrate that many aspects of the structure and function of the establish organelle are quite similar to the beast and yeast Golgi, and research on the establish Golgi is chop-chop catching up.

I unique aspect of the plant Golgi is that its dynamic behaviour is clearly dependent on actin filaments; this is in contrast to the mammalian Golgi, whose localization to the perinuclear region is dependent on microtubules. The plant Golgi shows repetitive stop-and-go move forth the actin filament, which suggests a specific role for actin in the Golgi office. Possible interpretations of the significance of the motility of the plant Golgi are discussed in chapter 4 past C. Hawes and colleagues. The role of actin in traffic is likewise important in fauna and yeast cells, but it tends to receive less attending than that given to microtubules in mammalian cells. Found studies might therefore lead the field in this context. Classically, the establish Golgi was studied as a site of polysaccharide synthesis for the supply of prison cell wall components. It is nevertheless important to empathize the constitute Golgi from such a standpoint, but this aspect is not emphasized in this volume, probably considering the role of Golgi in trafficking is now appreciated as a more attractive question to written report. Protein traffic along the major secretory pathway from the Golgi to the cell surface is an important topic, merely it has non been studied extensively in plants and is not described in depth in this volume. However, an exception is its part in cell plate germination during cytokinesis, which is described in the last chapter.

More than 100 years since Camillo Golgi discovered the apparatus named after him, it is all the same a mysterious and fascinating organelle for prison cell biologists. Its stacked structure continues to attract many researchers, although answers to the question of why and how those cisternae are organized as stacks still elude researchers. The beauty of the establish Golgi, which is arranged in separate stacks of cisternae, distinct from the unstacked Saccharomyces Golgi and the tangled cluster of the mammalian Golgi, presents a great advantage in probing the secrets of cisternal stacking and will continue to exist a target of research for ambitious cell biologists.

This book provides a good opportunity to call back near what the Golgi is and what it does, even though it is written from the viewpoints of plant researchers. The level of content is probably appropriate for graduate students merely could also be interesting for undergraduate students, postdoctoral scientists and even the seasoned researcher. I would recommend this book not just to found scientists simply as well to brute and yeast cell biologists who are interested in the Golgi itself and/or in the organisation of protein trafficking.

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Authors and Affiliations

1. RIKEN, Molecular Membrane Biology Laboratory, 2-1 Hirosawa, Wako, Saitama, Saitama, 351-0198, Japan

   Akihiko Nakano

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Nakano, A. The Golgi in plants and animals. Nat Cell Biol vi, 81 (2004). https://doi.org/10.1038/ncb0204-81

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• Upshot Date: February 2004

• DOI : https://doi.org/10.1038/ncb0204-81

Source: https://www.nature.com/articles/ncb0204-81

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