Plant Cells
Plant Cells - Related Videos
12:30
Glycan Profiling of Plant Cell Wall Polymers using Microarrays
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Cited by 26 •
2012
A technique called Comprehensive Microarray Polymer Profiling (CoMPP) for the characterisation of plant cell wall glycans is described. This method combines the specificity of monoclonal antibodies directed to defined glycan-epitopes with a miniature microarray analytical platform allowing screening of glycan occurrence in a broad range of biological contexts.
07:43
Assaying Proteasomal Degradation in a Cell-free System in Plants
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Cited by 26 •
2014
Targeted protein degradation represents a major regulatory mechanism for cell function. It occurs via a conserved ubiquitin-proteasome pathway, which attaches polyubiquitin chains to the target protein that then serve as molecular “tags” for the 26S proteasome. Here, we describe a simple and reliable cell-free assay for proteasomal degradation of proteins.
10:46
Comprehensive Compositional Analysis of Plant Cell Walls (Lignocellulosic biomass) Part II: Carbohydrates
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Cited by 296 •
2010
Plant biomass is a major carbon-neutral renewable resource that could be used for the production of biofuels. Plant biomass consists mainly of cell walls, a structurally complex composite material termed lignocellulosics. Here we describe a protocol for a comprehensive analysis of the content and composition of wall derived carbohydrates.
12:04
Comprehensive Compositional Analysis of Plant Cell Walls (Lignocellulosic biomass) Part I: Lignin
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Cited by 325 •
2010
Plant biomass is a major carbon-neutral renewable resource that could be used for the production of biofuels. Plant biomass consists mainly of cell walls, a structurally complex composite material termed lignocellulosics. Here we describe a protocol for a comprehensive analysis of the content and composition of the polyphenolic lignin.
10:22
Transmitting Plant Viruses Using Whiteflies
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Cited by 41 •
2013
Improving our understanding of and our ability to manage many of the insect-transmitted plant viruses requires the use of the vector. Insect transmission of plant viruses is a tritrophic interaction, and as such requires the manipulation of insects, virus, and plant. Vectors must be reared in large numbers and manipulated in such a way as to insure high rates of transmission to test plants. The basics of rearing and manipulating the whitefly, Bemisa tabaci (Hemiptera: Aleyrodidae), a vector of...
FAQs
The wall and membrane perform complementary jobs. Cellulose in the wall supplies structural support, helping plant tissues retain form, whereas the plasma membrane regulates the movement of water, ions, and other substances into and out of the cell. Examining both components therefore links physical stability with controlled exchange, two requirements for plant growth and environmental responses.
The central vacuole contributes to both pressure and storage. By helping maintain internal pressure, it supports the physical condition of the cell, while its storage role allows materials to be retained within the cell. These functions make the vacuole relevant to understanding how plant cells sustain growth and organize resources while responding to changing environmental conditions.
In photosynthetic cells, chloroplasts provide the site where light energy is captured and used with carbon dioxide and water to produce sugars. Oxygen is released during this process. This connection makes chloroplast activity directly relevant to plant metabolism and explains how cellular events support the plant's broader energy supply.
Plant-cell studies can connect cellular structure and activity with tissue and organ behavior. They help explain photosynthesis, transport, development, and responses to environmental conditions. Because these processes operate across levels of organization, examining cells gives biology a way to relate microscopic features, such as walls, membranes, vacuoles, and chloroplasts, to whole-plant functions.
Research on plant cells supports agriculture by clarifying processes that influence plant growth, metabolism, and environmental responses. The same knowledge contributes to crop improvement and plant disease research, where understanding cellular behavior can help frame biological questions about plant performance and health. It also provides a foundation for biotechnology applications involving plant systems.
Cellular responses provide a basis for examining adaptation because the membrane controls movement of substances, the vacuole contributes to internal pressure and storage, and the wall supplies support. Considering these functions together helps researchers relate cellular organization to environmental responses. This perspective is relevant to biology, agriculture, and crop improvement.