Cytoplasmic Replication

Cytoplasmic replication is the copying of genetic material within a cell’s cytoplasm rather than inside the nucleus, a strategy used by certain viruses and cytoplasmic genetic systems. In viral infections, viral polymerases and recruited host factors assemble replication complexes, often within specialized membrane-bound compartments, where they synthesize new RNA or DNA genomes and produce templates for gene expression. Studying this process clarifies how viruses organize replication, interact with cellular machinery, and evade nuclear control. It also supports antiviral research by identifying replication enzymes, host dependencies, and compartment-specific steps that can serve as therapeutic targets.

Cytoplasmic Replication - Related Videos

Education

JoVE Core - Biology

Cytoplasm

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2026

The cytoplasm consists of organelles and a framework of protein scaffolds called the cytoskeleton suspended in an aqueous solution, the cytosol. The cytosol is a rich broth of water, ions, salts, and various organic molecules.Protein Folding and MisfoldingThe cytoplasm is the location for several cellular processes, including protein synthesis and folding. The aqueous nature of the cytosol promotes protein folding such that the hydrophobic amino acid side chains are buried in the protein core...

Cytoplasm

0 Views •

2023

The cytoplasm consists of organelles and a framework of protein scaffolds called the cytoskeleton suspended in an aqueous solution, the cytosol. The cytosol is a rich broth of water, ions, salts, and various organic molecules. Protein Folding and Misfolding The cytoplasm is the location for several cellular processes, including protein synthesis and folding. The aqueous nature of the cytosol promotes protein folding such that the hydrophobic amino acid side chains are buried in the protein...

Cytoplasm

0 Views •

2023

The cytoplasm consists of organelles and a framework of protein scaffolds called the cytoskeleton suspended in an aqueous solution, the cytosol. The cytosol is a rich broth of water, ions, salts, and various organic molecules. Protein Folding and Misfolding The cytoplasm is the location for several cellular processes, including protein synthesis and folding. The aqueous nature of the cytosol promotes protein folding such that the hydrophobic amino acid side chains are buried in the protein...

Research

JoVE Journal - Biology

Activation of Apoptosis by Cytoplasmic Microinjection of Cytochrome c

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Cited by 15 •

2011

In this protocol, we describe the direct cytoplasmic microinjection of cytochrome c protein into fibroblasts and primary sympathetic neurons. This technique allows for the introduction of cytochrome c protein into the cytoplasm of cells and mimics the release of cytochrome c from mitochondria, which occurs during apoptosis.

Chromosome Replication

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2020

Before a cell can divide, it must accurately replicate all of its chromosomes, including the DNA and its associated histone and non-histone proteins. This process begins at numerous origins of replication during the S phase of the cell cycle in each of a cell’s chromosomes simultaneously. Certain nucleotides can act as origins of replication, but these sequences are not well defined - especially in complex, multi-cellular, eukaryotic species. The length of DNA that spans an origin of...

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